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LifeSize Gateway v5.6 User Guide

1. Table 1 22 Service Binary Facility Coding Values Bits Feature 5 4 3 0 0 0 AT amp T Megacom 0 0 1 Reserved 0 0 1 Wide Area Telecommunications Service WATS 0 0 1 AT amp T Accunet Switched Data Video Gateway SDVG 0 0 1 Long Distance Service 0 1 0 International 800 1800 0 1 0 Reserved 0 1 0 Reserved 0 1 0 Reserved 0 1 1 Reserved 1 0 0 Multiquest 1 0 0 Reserved 1 0 0 800 1 0 0 Test call 1 0 1 Inward Wide Area Telecommunications Service INWATS 1 0 1 SDN K Key Service Protection 1 0 1 Call Redirection Service 76 LifeSize Gateway User Guide ADDING OR EDITING ISDN INFORMATION ELEMENTS ee Configuring Port Settings Table 1 23 shows Octet 5 parameterized facility coding values Table 1 23 Parameterized Field Binary Coding Values Bits Parameterized Field 7 6 5 4 3 2 1 0 0 0 0 0 0 1 Alternate handling on Ring No Answer 0 0 0 0 1 1 0 Sponsor Flexible Rating SFR 0 0 0 1 1 0 0 Out of band triggers allowed data allowed 0 0 0 1 1 0 1 Out of band triggers allowed data not allowed 0 0 0 1 1 1 0 Network Managed Data 0 0 0 1 1 1 1 Switched Data Video Gateway SDVG Service Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the applicable PRI Port tab Click Advanced ISDN Click Add to add a new ISDN information element or select an existing one and click Edit to mod
2. Table 1 18 Connection Status and Loopback Control Signal Descriptions Signal Description CTS Clear To Send DSR Data Set Ready Cl Call Indication DCD Data Carrier Detected DTR Data Terminal Ready RTS Request To Send LL Local Loopback RLB Remote Loopback DPR Digit Present CRQ Call Request ACR Abandon Call amp Retry PND Present Next Digit DSC Distant Site Connected DLO Data Line Occupied Configuring the LifeSize Gateway 69 Configuring Port Settings ABOUT ADVANCED ISDN SETTINGS FOR PRI GATEWAYS Note This section applies only to Gateway PRI In the Advanced ISDN section of the PRI Port tabs you can view and configure ISDN settings for Gateway PRI Table 1 19 explains the information that this tab displays Table 1 19 Advanced ISDN Tab Details Column or Field Description Prefix Displays the prefix of the advanced ISDN entry Description Displays a brief description of the advanced ISDN entry NPI Displays the Numbering Plan Identification NPT classification for the ISDN phone number TON Displays the Type of Number TON code for the advanced ISDN entry NSF Indicates whether the Network Specific Facility feature is enabled or disabled for the Advanced ISDN entry Max Digits Displays the maximum number of digits allowed for outbound dialing DN Manipulation Indicates whether advanced ISDN prefix number is enabled For default prefix entries whe
3. LifeSize Gateway LifeSize Gateway User Guide March 2008 Copyright Notice 2008 LifeSize Communications Inc and its licensors All rights reserved LifeSize Communications has made every effort to ensure that the information contained in this document is accurate and reliable but assumes no responsibility for errors or omissions Information in this document is subject to change without notice Companies names and data used in examples herein are fictitious unless noted This document contains copyrighted and proprietary information which is protected by United States copyright laws and international treaty provisions No part of the document may be reproduced or transmitted in any form or by any means electronic or mechanical for any purpose without the express written permission from LifeSize Communications Trademark Acknowledgments LifeSize is the trademark of LifeSize Communications Inc All other trademarks are the property of their respective owners Patent Notice For patents covering LifeSize products refer to http www lifesize com support legal Contacting Customer Support If you have questions concerns or need assistance contact your LifeSize Channel Partner Providing Customer Feedback LifeSize Communications welcomes your comments regarding our products and services If you have feedback about this or any LifeSize product please send it to feedback lifesize com Contact informat
4. Procedure 1 Click Express Setup in the Tools menu The Express Setup dialog box is displayed informing you of the name of the first message file in the selection and provides a check box for indicating whether you wish to create a new recording for the message 2 Check Create a new recording and click Next The Express Setup dialog box displays the required format settings for the new message and the MSsound recorder is displayed Use the MSsound recorder or other recording software to record the new message and save it to the Audio Message Utility directory 3 When you have finished recording a new message click Next The Express Setup dialog box displays the path of the current file for the specified message type and the Replace button 4 Click Replace The Replace Recording window appears showing the directory containing the current sound files for the device Using the LifeSize Audio Message Utility for IVR Messaging 121 Using Express Setup 122 LifeSize Gateway User Guide Select the required file and click Open to replace this file with the current message file for the specified message When you have completed the recording and replacement procedure the Express Setup dialog box displays the new list of message types and message files associated with each type Click Upload The Upload dialog box appears Type the IP address of the target device Type the user name and password as defined in the network configuration s
5. 2 Click the applicable PRI Port tab Click Advanced ISDN Select an ISDN information element and click Delete In the Call Policies section of the PRI Port or Serial Port tabs you can configure the incoming call routing methods available in the LifeSize Gateway for each specified port You can define each port with different settings Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the applicable PRI Port or Serial Port tab Click Call Policies Select the Same as Port check box to duplicate call policies settings from another LifeSize Gateway port that you choose from the field When selected you cannot modify any settings in this section This option is unavailable in LifeSize Gateways that support only one PRI port 5 Inthe Enable inbound routing methods section you can select incoming call routing methods in the following order of priority Oo DID When selected enables Direct Inward Dialing to an endpoint o TCS4 When selected enables TCS4 dialing This setting does not apply to voice calls oO IVR When selected enables the Interactive Voice Response operator o Default extension When selected enables the use of the default extension number that you enter in the field Configuring the LifeSize Gateway 81 Configuring Port Settings CONFIGURING PORT SUPPORTED SERVICES 82 LifeSize Gateway User Guide Gateway PRI only Select the Overlap Receivi
6. Duration Displays the length of time that the call has been in progress Bandwidth Kbps Displays the total bandwidth in Kbps used for this call on both sides Source Source Indicates whether the source endpoint of the call is located on an ISDN or serial or IP network Number Displays the alias that identifies the source endpoint of the call 84 LifeSize Gateway User Guide How to View Call Information Table 1 26 Call Details Window Fields continued Field Description B channels not available in Gateway Serial Displays the B channels currently in use for this call Resync B channels not available in Gateway Serial In mid call you can click this button to resynchronize B channels in cases of poor call quality Use this option with extreme caution Resynchronizing B channels can cause a call to disconnect Encryption Encryption AES 128 displays when the call leg is encrypted Audio Displays the audio transcoding protocol and the bandwidth of the voice calls in both directions between the source endpoint and the LifeSize Gateway Video Displays the video transcoding protocol the frame format and the bandwidth of the video calls in both directions between the source endpoint and the LifeSize Gateway Note The Video 2 stream is active when dual video streams for a single call are in use Data Displays the bandwidth of the data calls in both dir
7. If transcoding or T 120 capabilities are required the LifeSize Gateway has to reserve resources for these The LifeSize Gateway can differentiate between those calls that support T 120 and those that do not When receiving calls the LifeSize Gateway can check whether you are reserving resources for transcoding or for T 120 capabilities The LifeSize Gateway enables the user to determine the trade off between the number of non T 120 calls that the LifeSize Gateway can support and the number of calls sent with T 120 capabilities The total number of calls that the LifeSize Gateway can support is accordingly reduced by this reallocation of resources The H 320 standard defines space allocation within a call The H 320 standard defines the logic for bit rate allocation among audio video and data channels in the context of the overall bit rate of a call If you work with T 120 reallocation of bandwidth is always at the expense of available video resources The 32 LifeSize Gateway User Guide CONFIGURING ENCODING DECODIN G PROTOCOLS e How to Configure Gateway Settings requirements of the H 320 standard govern this reallocation it is not configured in the LifeSize Gateway The LifeSize Gateway simply decides whether or not to send T 120 capabilities You configure T 120 capabilities in the Advanced section of the LifeSize Gateway interface Settings tab In the Media Modes section of the Settings tab you can configure and prioritize
8. on the sidebar click Gateway if not already selected Click the Settings tab Click Resources In the Maximum number of T 120 calls field enter the number of T 120 enabled calls that you want to reserve LifeSize Gateway resources for The maximum number is 18 In the Maximum number of video calls with audio transcoding field enter the number of audio transcoded video calls you want to reserve LifeSize Gateway resources for The maximum number is 20 Note The term audio transcoded video calls refers to the process whereby an audio stream in a multimedia call is transcoded from one codec type to another In the Total call capacity n calls of n Kbps field choose a bandwidth Click Update total call capacity The number of calls that the LifeSize Gateway can support at that bandwidth automatically appears CONFIGURING The LifeSize Gateway supports H 235 compliant AES 128 encryption for calls GATEWAY over IP networks and H 233 and H 234 compliant AES 128 encryption for calls ENCRYPTION over ISDN networks Note Gateway PRIs only An encrypted call uses double the resources of a regular call for all bandwidth rates Gateway capacity when encryption is supported is therefore half of regular LifeSize Gateway capacity rounded up to the nearest whole call 44 LifeSize Gateway User Guide How to Configure Gateway Settings e Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already s
9. which is the name that the LifeSize Gateway uses when registering to a gatekeeper and when dialing to endpoints e 20 LifeSize Gateway User Guide Procedure In the LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the Settings tab How to Configure Gateway Settings 3 Click Basics if not already selected 4 Inthe Gateway Identifier field enter the LifeSize Gateway identifier CONFIGURING IP In the IP Connectivity section of the Settings tab you can select the IP CONNECTIVITY connectivity mode in which the LifeSize Gateway operates set the address of the SETTINGS gatekeeper with which the LifeSize Gateway registers and define the way in which the LifeSize Gateway interacts with the gatekeeper You can configure the IP connectivity mode in the following two ways Using a gatekeeper The LifeSize Gateway registers with a gatekeeper and uses the gatekeeper for every call see Configuring the Gateway to Register With a Gatekeeper on page 21 Peer to Peer The LifeSize Gateway connects directly to a peer device without the need for a gatekeeper see Configuring the Gateway for Peer to Peer IP Connectivity on page 24 Caution Changing the IP connectivity mode setting causes the LifeSize Gateway to reset CONFIGURING THE GATEWAY TO REGISTER WITH A GATEKEEPER e Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click
10. Click OK to close the Fractional dialog box CONFIGURING LINE CODING FRAMING AND SIGNALING TYPE ON PRI PORTS In the Physical Interface section of the PRI Port tabs you can configure coding framing and signaling type settings as part of the physical line properties of the specified PRI port Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the applicable PRI Port tab Click Physical Interface Click Advanced to configure line coding framing and signaling type The Advanced dialog box appears 5 Inthe Line coding field choose the type of modulation used to encode the data 64 LifeSize Gateway User Guide CONFIGURING PROPERTIES OF SERIAL PORTS Configuring Port Settings 6 Inthe Framing field choose the framing and error detection method Note The ESF CRC6JT framing option is available only if you select Japan in the Country field and Long Haul in the Line Build Out field 7 Inthe Signaling type field choose the signaling type 8 Click OK to close the Advanced dialog box Note This section applies only to Gateway Serial In the Physical Interface section of the Serial Port tabs you can control the properties of the cable connected to the specified serial port When a cable is connected to a serial port the LifeSize Gateway identifies the type of the cable and displays the information in the Interface and Physical standard fields of the Phys
11. Code Point value of video packets that the Gateway sends out The default value is 34 ha te Inthe Data Priority 0 63 field enter a whole number from 0 to 63 to set the DiffServ Code Point value of data packets that the Gateway sends out The default value is 26 Me v Gateway PRIs only In the Voice Calls section Voice Priority 0 63 field enter a whole number from 0 to 63 to set the DiffServ Code Point value of voice packets that the Gateway sends out The default value is 46 Note You can click Restore Defaults to restore all default settings CONFIGURING ALERT INDICATIONS How to Configure Gateway Settings In the Alert Indications section of the Settings tab you can select which events trigger Simple Network Management Protocol SNMP traps You can also define multiple SNMP servers to which the LifeSize Gateway sends the SNMP traps Note The LifeSize Gateway supports traps in the SNMPv1 format Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the Settings tab Click Alert Indications In the Events section select events in the Disabled events field and click Add to select an event to monitor Or select an event in the Enabled events field and click Remove to remove that event from monitoring 5 Select the Send SNMP Traps check box to configure the IP address of the SNMP server to which the LifeSize Gateway sends SNMP trap notificatio
12. Message Name Recorded Message Played when 0 Opening Sound Sound the call connects 1 Welcome Thank you for calling If you know your party s the call connects after the extension please dial the number followed by the opening sound pound sign now To speak to an operator please press star 2 Transfer to extension Thank you please hold you dial an extension after the welcome message 3 Transfer to operator Please hold Your call is being transferred to an you press after the operator welcome message 4 Busy The number you have dialed is busy the dialed extension is busy 5 No answer No answer from this extension there is no answer from the dialed extension 6 Unreachable The number you have dialed is unreachable the dialed extension is 116 LifeSize Gateway User Guide unreachable Recording a Message Table 4 1 LifeSize Gateway Audio Messages ID Message Name Recorded Message Played when 7 Disconnecting Could not connect your call Disconnecting the transfer to the operator or the default extension fails 8 Please dial a number Dial a number followed by the pound sign To speak an attempt to connect to an to an operator press star extension fails busy no answer or unreachable The user is allowed to dial the extension number again 9 Transfer to default Please hold the call is being transferred extension to the default extension RECORDING A Before You Begin MESSAGE There is no limit on the len
13. Port Settings Table 1 20 Octet Field Functions continued Octet Function Octet 3 1 Octet 3 1 is used to hold Numbering Plan Identification NPI and Type of Network TON values The octet contains eight bits numbered from 1 to 8 and from right to left so that Bit 1 is rightmost and Bit 8 is leftmost The bits contain binary values representing the following functions m Bits 1 4 NPI m Bits 5 7 TON m Bit 8 is always set to 1 when Octet 3 1 is used and populated Note The Numbering Plan Identification NPI and Type of Network TON fields appear in the Add ISDN Information Elements dialog box The standard NPI values are m Foran NPI setting of Unknown the standard integer value is 0 and the standard binary value is 0 m Foran NPI setting of ISDN Public the standard integer value is 1 and the standard binary value is 0001 m Foran NPI setting of Private the standard integer value is 9 and the standard binary value is 1001 The standard TON values are m Fora TON setting of unknown the standard integer value is 0 and the standard binary value is 0 m Fora TON setting of International the standard integer value is 1 and the standard binary value is 0001 m Fora TON setting of National the standard integer value is 2 and the standard binary value is 0010 m Fora TON setting of Network the standard integer value is 3 and the standard binary value is 0011 m Fora TON setting of Local the standard integer va
14. RAI messages that inform the gatekeeper of LifeSize Gateway resource availability If the LifeSize Gateway is unavailable the gatekeeper performs line hunting operations to route the call to an alternative gateway When you set the LifeSize Gateway for RAI RAC it sends periodic RAI messages that inform the gatekeeper of the current resource availability in the LifeSize Gateway The gatekeeper responds with Resource Available Confirmation RAC messages to acknowledge receipt of the RAI messages In step 13 and step 14 you can configure the upper and lower threshold for triggering RAI messages according to resource availability in the LifeSize Gateway In the Send busy when load is more than field enter the upper threshold for LifeSize Gateway resource utilization as a percentage of total resources When resource use is greater than the threshold the LifeSize Gateway sends the gatekeeper a busy RAI message indicating to the gatekeeper that it should stop routing calls to this LifeSize Gateway In the Send free when load is more than field enter the lower threshold for LifeSize Gateway resource utilization as a percentage of total resources When resource use is less than the threshold the LifeSize Gateway sends the gatekeeper a free RAI message indicating to the gatekeeper that it can resume routing calls to this LifeSize Gateway Configuring the LifeSize Gateway 23 How to Configure Gateway Settings CONFIG
15. Settings gt Advanced verify massive packet loss that Enable packet handling is checked and increase the value of the Network jitter tolerance parameter if necessary This section describes what to do if you encounter poor video quality on the ISDN endpoint Possible Causes Verification Steps The ISDN connection is not stable and the m Call your operator for help orange yellow panel LEDs are steady or m Check your PABX flickering 108 LifeSize Gateway User Guide RESOLVING VIDEO CHANNEL ISSUES Resolving Video Channel Issues Possible Causes Verification Steps ISDN endpoint problem Make a call to other ISDN endpoints from the same vendor and from different vendors If the video quality is good there may be an interoperability problem with the specific endpoint LAN endpoint problem Make a call from another LAN endpoint If the video quality on the ISDN endpoint is good the problem lies with the LAN endpoint you are calling from LAN problems Make a LAN to LAN call and verify that the LAN interface performance is satisfactory no packet loss jitter or delay issues occur Check with the network administrator if necessary Video bit rate sent from the LAN side is too low Check the LAN endpoint bearer capabilities call rate settings for the LAN to ISDN call ISDN Downspeeding occurs due to dropped ISDN lines If the problem recurs check with the ISDN provider at b
16. The Video 2 stream is active when dual video streams for a single call are in use Data Displays the bandwidth of the data calls in both directions between the LifeSize Gateway and the destination endpoint DISCONNECTING On the Calls tab you can disconnect a currently active call or disconnect all CALLS active calls e Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Inthe Calls tab select a call and click Disconnect or to disconnect all calls click Disconnect All Calls 88 LifeSize Gateway User Guide ABOUT GATEWAY ALARM EVENTS ABOUT GATEWAY STATISTICS About Gateway Alarm Events In the Event Log tab you can view a list of reported alarm events The Event Log tab displays the following information Event ID Displays the identifier for the specified alarm event Type Displays the type of event Time Displays the time at which the reported event occurred Severity Displays the severity of the reported event Message Displays the error message used to report the event Total Displays the total number of reported alarm events Clear All Click to clear all events from the Event Log tab See Table 1 7 for a list of Gateway PRI SNMP events See Table 1 8 for a list of Gateway Serial SNMP events In the Statistics tab you can view system specific information such as call traces and debugging details The Statistics tab displays the following Gateway start
17. a port that is not in use no cable is attached to the PRI line connector Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the applicable PRI Port or Serial Port tab Select the Port enabled check box to enable this port For Gateway PRIs and Gateway Serials if this setting is deselected the CD LED light on the rear panel of the LifeSize Gateway is disabled 4 Gateway PRIs only In the Port phone numbers section choose one of the following option buttons o Single Number Defines a single number for this PRI port Enter a phone number in the field o Range lIn the two fields enter a range of numbers for this PRI line If the line has a range of numbers you only need to enter the digits necessary to indicate the range For example if the phone numbers assigned to this line are 6775380 to 6775411 enter 380 411 You can type a maximum of 31 digits in each text field 5 Gateway PRIs only optional In the Local Area Code field enter the local area code for the phone numbers You can enter up to 16 digits 6 Gateway PRIs only optional Select the Strip Local Area Code check box if you want the LifeSize Gateway to strip local area codes for outbound calls to the ISDN network Note The type of line connected to this PRI port appears in the Physical standard field Configuring the LifeSize Gateway 61 Configuring Port Settings How TO CONFIGURE
18. appears 4 Navigate to and select the configuration file you want to import Note The file must have an ini extension 5 Click Open The file path appears in the File Name field Configuring the LifeSize Gateway 91 Importing Configuration Files 92 LifeSize Gateway User Guide 6 Click Import The file appears in the LifeSize Gateway category window and the Upload button is active Note You can open and change settings in any of the LifeSize Gateway category options without losing the original settings in the configuration file However you must click Upload on the toolbar to retain these setting before selecting another category 7 Click Upload to save the settings in configuration memory Note Uploading the file resets the device ABOUT DIALING OUT TO THE ISDN NETWORK VIA THE GATEWAY USING THE LIFESIZE GATEWAY This section provides sample scenarios for using the LifeSize Gateway with configuration details and dialing examples including the following About Dialing Out to the ISDN Network via the Gateway About Dialing In to the IP Network via the Gateway When you dial out from an IP network to an ISDN network you dial a service prefix followed by a string that usually includes the destination area code the destination phone number and any required extra characters such as an asterisk pound sign or delimiter The service prefix indicates that the call is to go through the LifeS
19. appears in the Status tab is now refreshed Configuring the LifeSize Gateway 19 How to Configure Gateway Settings How TO CONFIGURE GATEWAY SETTINGS About the Settings Tab on page 20 Configuring Basic Gateway Settings on page 20 Configuring IP Connectivity Settings on page 21 Configuring IVR Settings on page 28 Configuring Outgoing Call Delimiters on page 30 About Encoding Decoding Protocols on page 31 Configuring Encoding Decoding Protocols on page 33 Configuring ISDN Channel Bonding Settings for Downspeeding on page 34 Configuring Quality of Service Settings on page 35 Configuring Alert Indications on page 37 Configuring Gateway Resources for Calls on page 43 Configuring Gateway Encryption on page 44 Configuring Advanced Settings on page 46 About DTMF Settings on page 50 Configuring Advanced Commands on page 54 ABOUT THE In the Settings tab of the LifeSize Gateway interface you can configure SETTINGS TAB gatekeeper and Interactive Voice Response IVR addressing the type of connection to the IP network dialing delimiters media encoding decoding protocols Quality of Service levels which events cause the LifeSize Gateway to send SNMP traps LifeSize Gateway resource levels for T 120 enabled and audio transcoded video calls security settings and advanced settings such as load balancing support CONFIGURING BASIC In the Basics section of the Settings tab you can set the LifeSize Gateway GATEWAY SETTINGS identifier
20. are present TRUE Minor in the LifeSize Gateway Includes the ID number of the call during which the event FALSE Clear occurs Power up The LifeSize Gateway has started to operate Information Power down The LifeSize Gateway is shutting down Information Gatekeeper A change occurs in the registration status of TRUE Clear registration state the LifeSize Gateway change FALSE Minor Loss of ISDN A state change occurs for each enabled TRUE Critical ISDN line FALSE Clear Loss of Ethernet The network returns after going down TRUE Critical Indicates the time at which the network was restored FALSE Clear 38 LifeSize Gateway User Guide How to Configure Gateway Settings Table 1 7 Gateway PRI SNMP Trap Event Types continued Event Type Trap is sent when State Severity Max resource A call could not be established because of a Warning meter lack of one of the following resources CPU audio transcoder DTMF detector or T 120 resources Network problem A problem occurs on the network TRUE Major FALSE Clear Card extract Hot A card has been removed from the LifeSize TRUE Critical Swap chassis under power or inserted into the chassis under power or the when the FALSE Clear LifeSize Gateway enters maintenance mode Abnormal A call has disconnected for a reason other Warning disconnect than normal busy or no answer ISDN downspeed ISDN downspeeding to a lower rate is W
21. encoding and decoding protocols Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if it is not already selected 2 Click the Settings tab Click Media Modes In the Transcoding priority field choose the priority that determines the order of requested audio transcoding or choose Disable to disable audio transcoding priority Note When your unit includes both a LifeSize Gateway and a LifeSize Multipoint G 728 transcoding is supported on the LifeSize Multipoint only 5 You can configure the following audio codec settings o Select the Enable G 722 check box to enable transparent support for the G 722 audio codec O Select the Enable G 722 1 check box to enable transparent support for the G 722 1 audio codec oO Select the Enable G 728 check box to enable transparent support for the G 728 audio codec 6 You can configure the following video codec settings Oo Select the Enable H 263 check box to enable transparent support for the H 263 video codec oO Select the Enable H 263 check box to enable transparent support for the H 263 video codec o Select the Enable H 264 check box to enable transparent support for the H 264 video codec Configuring the LifeSize Gateway 33 How to Configure Gateway Settings 7 You can configure the following data settings oO Select the Enable T 120 check box to enable transparent support for T 120 capabilities o Select the Enable FECC check box to ena
22. field enter or edit the description of the service up to 31 characters in length 6 Inthe Call type field select the call type for this service Video or Voice 7 Inthe Bit rate field select the maximum bit rate you want for this service If you select Auto the LifeSize Gateway determines the ISDN or serial call rate according to the bearer capability received in the setup message from the IP network endpoint Note The Auto setting is for video calls only If the IP network endpoint has a configured bit rate that is not one of the options listed in this field the LifeSize Gateway uses the default bit rate configured in the Default Service Bit Rate field in the Advanced section of the Settings tab Note Ifthe Ignore caller bearer rate and force service rate field is selected when you define a bit rate for a service the service uses the defined bit rate If the Ignore caller bearer rate and force service rate field is deselected the bit rate you define serves as the maximum limit for that service Related Topics Bonding Synchronization Gateway PRI only The Advanced dialog box enables you to configure a bonding synchronization setting for the specified service Procedure 1 Send the ServiceOption advanced command with a parameter of enable to activate the Advanced button For information on sending advanced commands see Configuring Advanced Commands on page 54 2 Click Advanced to configure bonding synchron
23. for data Warning synchronization coming from the serial side relevant only when the Signaling protocol field is set to Manual Control in the Physical Interface section of the Port tab Cables mismatch A serial cable is not appropriate for the Warning configured serial port settings Table 1 9 describes the proprietary LifeSize Gateway SNMP trap severity enumerations Table 1 9 Proprietary LifeSize Gateway SNMP Trap Severity Enumerations Trap Severity Enumeration Description Cleared 0 One or more previously reported alarms have been cleared Information 1 Notification of a non erroneous event Critical 2 A service affecting event has occurred and immediate corrective action is required Major 3 A service affecting event has occurred and urgent corrective action is required 42 LifeSize Gateway User Guide CONFIGURING GATEWAY RESOURCES FOR CALLS How to Configure Gateway Settings Table 1 9 Proprietary LifeSize Gateway SNMP Trap Severity Enumerations continued Trap Severity Enumeration Description Minor 4 A non service affecting event has occurred and corrective action is required to prevent the condition becoming more serious Warning 5 A potential or impending service affecting event has been detected but no significant affects have been felt yet Action should be taken to further diagnose and correct the problem to prevent the condition becoming more serious N
24. number This section describes what to do if calls intermittently fail to connect Possible Causes Verification Steps PRI E1 line is fractional Check with the PRI line provider if the PRI E1 line is a fractional line Economy PRI E1 in the UK If so At Gateway gt Port gt Physical Interface set the Fractional button to use the correct channels only Troubleshooting the LifeSize Gateway 107 Resolving IP Video Quality Issues RESOLVING IP VIDEO QUALITY ISSUES RESOLVING ISDN VIDEO QUALITY ISSUES This section describes what to do if you encounter poor video quality on the IP endpoint on your LAN Possible Causes Verification Steps The LAN port of the unit is not Hard code both the LifeSize Gateway and synchronized with the LAN switch the switch to 100Mb Full Duplex at Gateway gt Board or Device gt Addressing gt Port settings Call rate problem m InLAN to ISDN calls verify that you are using the correct service prefix set with correct bit rate in the LifeSize Gateway m In Gateway gt Settings gt Advanced verify that the Ignore bearer rate and force service rate option setting is not the cause Packet loss and packet reordering Verify that the LAN interface performance re transmission jitter or delay is satisfactory no packet loss jitter or delay issues occur Check with the network administrator if necessary The LAN network is suffering from At Gateway gt
25. output Level 3 should be sufficient for normal usage Peer to Peer disconnect reason add Instructs the LifeSize Gateway under which circumstances to reroute a call to different peer device Parameters Enter a number representing the required H 323 call disconnect reason as listed in Table 1 5 Peer to Peer disconnect reason Deletes the H 323 Call Disconnect Reason set by remove the Peer to Peer disconnect reason add advanced command Parameters ALL Enter a number representing the required H 323 call disconnect reason as listed in Table 1 5 Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the Settings tab 3 Click Advanced 4 Click Commands The Advanced Commands dialog box appears 56 LifeSize Gateway User Guide ABOUT GATEWAY SERVICES About Gateway Services 5 Configure an advanced command by one of the following methods O Inthe Command field enter a command o Inthe Parameters field enter the parameters for the command or o Inthe Available commands field select one of the advanced commands o Inthe Available parameters field choose from one of the parameters that appears 6 Click Send In the Response field the LifeSize Gateway indicates whether it received and executed the command If you send an invalid command an Unknown Command message appears Gateway services are the mechanism that allows IP network endpoin
26. over the required LED in the LED Monitoring tab to view a description of that LED m Viewing General Information About the Gateway on page 4 Updating Your License on page 6 m Viewing Software Version Details on page 6 Setting the Time and Date on the Gateway on page 6 Setting the Gateway Location on page 7 m Resetting Default Device Basic Settings on page 8 In the Basics tab in the Device interface you can view and configure general information about the hardware and software the LifeSize Gateway uses Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the Basics tab Table 1 1 describes the elements that appear in the Basics tab Table 1 1 How to View General Info About the Gateway Device Basic Tab Elements Field Description Device name Identifies the model number of the device Location User configured description about the device Click this field to type a new description and then click Upload on the toolbar Serial number The serial number that the factory assigned to the device License key Your LifeSize license key for accessing LifeSize Gateway devices Click the Update button to modify your LifeSize license key Hardware version The version number of the current hardware configuration Software version The first two digits of the version number of the software installed on the device Click the Details button to view details of t
27. reasons are 0x12 No user responding m 0x39 Bearer capacity not authorized m 0x3a Bearer capacity not presently available m 0x3f Reports a service or option not available event only when no other cause in the service or option not available class applies m O0x4f Reports a service or option not implemented event only when no other cause in the service or option not implemented class applies 0x4 1 Bearer capability not implemented 0x45 Requested facility not implemented 0x58 Incompatible destination Use default service bit rate of n kbps for services defined to use auto bit rate Choose the default bit rate When using a service with the bit rate set to Auto the LifeSize Gateway uses the default bit rate if the received bearer rate is not one of the supported bit rates Configuring the LifeSize Gateway 47 How to Configure Gateway Settings Table 1 11 Advanced Settings ISDN or Serial to IP Calls Field or Check Box Description Conceal caller ID unavailable in Gateway Serial Select to have the LifeSize Gateway hide the identifier of the calling endpoint on the ISDN network regardless of whether or not the Support Presentation Restriction advanced setting is selected The callerID field of the Q 931 message is sent over the IP network containing the string 0000 Enable T 120 capabilities in incoming IVR and TCS4 calls Select to enable
28. the LifeSize Gateway to send T 120 capabilities messages to the ISDN endpoint upon receiving a call at the VR internal or TCS4 stage The LifeSize Gateway sends the T 120 messages before connecting to the IP network endpoint Support sub address at Call Setup unavailable in Gateway Serial Sub addressing is a one stage Direct Inward Dialing DID dialing mechanism in which a phone sends two numbers One number is for routing on the circuit switched network The other number is forwarded to the LifeSize Gateway inside a Q 931 sub addressing information element for IP address resolution by the gatekeeper Sub addressing can also be used for implementing ISDN fallback when not enough bandwidth is available for routing an P oriented call over IP Select for the LifeSize Gateway to take the E 164 number from the Q 93 linformation element sub address field and forward it to the gatekeeper for address resolution Sub addressing requires gatekeeper support Table 1 12 Advanced Settings IP Options Field or Check Box Description Support H 323 Fast Start in voice only call setup unavailable in Gateway Serial The H 323 fast start functionality enables endpoints that support the feature to join a voice conference in the LifeSize Gateway more quickly Standard call setup requires four round trips of messages between endpoints before the first media stream is exchanged between peers The set of messages includes Setup Connect Q
29. the Settings tab 3 Click IP Connectivity 4 Inthe IP connectivity mode field choose Using gatekeeper 5 Make one of the these selections O Select the Gatekeeper auto discover and register option for the LifeSize Gateway to automatically search for and attempt to register to a gatekeeper o Select the Specify Gatekeeper address option to specify the gatekeeper to which the LifeSize Gateway registers Configuring the LifeSize Gateway 21 How to Configure Gateway Settings 22 LifeSize Gateway User Guide 10 11 In the Gatekeeper address field do one of the following Oo Enter the IP address of the gatekeeper to which the LifeSize Gateway registers o Click Browse The Discovered Gatekeepers dialog box appears displaying all gatekeepers located on the same network segment as the LifeSize Gateway o Select a discovered gatekeeper o Click OK In the Gatekeeper port field enter the port number of the gatekeeper The default setting is 1719 Select the Registration refresh every n seconds check box to set the Time To Live interval in seconds that determines how often the LifeSize Gateway sends a keep alive message to the gatekeeper to ensure that the LifeSize Gateway registration is listed with the gatekeeper and does not expire Enter a value in seconds in the field In the Gateway registration mode field choose the method of registration of services with the gatekeeper o Version 1 For gatekeepers that su
30. to T1 and set the Country field to US All outgoing Q 931 setup messages will contain the NSF IE o Select the Enable check box o Inthe Octet 3 field choose a value When the value is greater than 0 that number of fields appears beneath the Octet 3 field If this field is set to 0 the Octet 3 1 and Octets 3 2 fields are not available If this field is set to 1 only the Octet 3 1 field is available o Inthe Octet field s choose settings o Inthe Type field choose Binary feature or Binary service and then in the Facility Coding Value field enter a value or In the Type field choose Parameterized and then in the Parameterized Field field enter a value or In the Type field choose Custom and then in the Octet 4 and Octet 5 fields if applicable enter a value Note When you select Binary feature or Binary service in the Type field the Facility Coding Value field is for Octet 4 Bits 5 1 When you select Parameterized in the Type field the Parameterized Field field is for Octet 5 Bits 7 1 When you select Custom in the Type field the values entered in the Octet 4 or Octet 5 fields are not subject to bit restriction O Repeat step for as many additional NSF information elements as necessary DELETING ISDN INFORMATION ELEMENTS ee CONFIGURING PORT CALL POLICIES Configuring Port Settings Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected
31. to configuration memory prior to saving the configuration file Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Make sure that the settings in the Basics Addressing Web and Users tabs are correct Note Date parameters are not saved to the configuration file 90 LifeSize Gateway User Guide IMPORTING CONFIGURATION FILES Importing Configuration Files 3 Click Upload to save these settings On the sidebar click Gateway Make sure that the settings on the Status Settings PRI or Serial Ports Calls Event Log and Statistics tabs are correct 6 Click Upload to save these settings 7 On the toolbar click Export Note A dialog box appears indicating that you are navigating away from the page without saving the changes Select the option to continue The File Download dialog box appears 8 Save the configuration settings file to your chosen location The file extension ini is automatically appended to the file name You can import the settings of a saved LifeSize Gateway unit configuration file from a storage device on your network You can use the saved configuration file to restore the settings to the current LifeSize Gateway unit or to configure another LifeSize Gateway unit Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway 2 On the toolbar click Import The Import a Configuration File page appears 3 Click Browse The Choose file dialog box
32. up counter Displays the number of times that the LifeSize Gateway has reset Details button Click to display the Details window which lists the last three reasons for LifeSize Gateway power failure ISDN LOF event counter Gateway PRIs only Displays the total number of ISDN Loss of Frame LoF errors recorded on both LifeSize Gateway PRI ports CRC error event counter on ISDN Gateway PRIs only Displays the total number of CRC errors on the ISDN network recorded on both LifeSize Gateway PRI ports ICMP in message counter Displays the number of Internet Control Message Protocol ICMP packets received UDP in datagram counter Displays the number of User Datagram Protocol UDP packets received Packet loss counter Displays the number of lost packets Packet late counter Displays the number of late packets Gateway PRI only Accumulated time of B channel usage Displays the total B channel usage in minutes Counter reset time Displays the last time at which the counters were reset Reset Counters button Click to reset all counters to zero Configuring the LifeSize Gateway 89 Configuring Gateway Maintenance Tasks CONFIGURING GATEWAY MAINTENANCE TASKS SAVING CONFIGURATION SETTINGS On the Maintenance tab you can enter maintenance mode In maintenance mode you can perform maintenance work on the LifeSize Gateway such as upgrading software In maintenance mode the LifeSize Gateway cannot acce
33. with the dialer to prompts from the IVR system If the caller appropriately enters the destination endpoint phone number the IVR connects the caller to the requested IP network endpoint Otherwise the call can be forwarded to an operator The IVR call transfer is enabled by a proprietary mechanism that the LifeSize Gateway uses to transfer a call from one IP network endpoint to another The LifeSize Gateway supports call transfer for incoming calls from the ISDN network to an IP network endpoint whether you are using the LifeSize gatekeeper or a third party gatekeeper The LifeSize Gateway internal IVR can handle up to 30 simultaneous incoming calls With the LifeSize Gateway you can define an endpoint on the IP network as an IVR operator see Configuring IVR Settings on page 28 for more information This provides an alternative if the requested destination endpoint is not available Default Extension ABOUT THE IVR OPERATOR Any endpoint on the IP network can be defined as a default destination for calls using the default extension number including the LifeSize Gateway prefix plus the H 320 or PSTN phone number that is registered with the gatekeeper All calls not routed through one of the above incoming call routing methods are forwarded to this endpoint You can define an IP network endpoint as an IVR operator and configure the LifeSize Gateway ports accordingly See Configuring IVR Settings on page 28 for more information Dialin
34. 4 configure NSF settings 79 configure outgoing call delimiters 30 configure peer to peer connectivity 24 configure port call policies 81 configure port physical line properties 62 configure port supported services 83 configure QoS settings 36 configure security 16 configure signaling type 64 delete interface users 3 delete ISDN information elements 81 Index 123 delete services 60 detect DTMF 53 disconnect calls 88 edit interface users 3 edit service 58 import configuration files 91 refresh call information 84 refresh information 19 register with gatekeeper 21 reserve resources 44 restore board basic settings 8 save configuration settings 90 select events for SNMP traps 37 setlocation 7 set time and date 6 update license 6 data collaboration 32 43 enable T 120 34 DB 60 65 DCE 65 decoding 33 default bit rate 47 default extension 81 98 default services 57 delimiters outgoing calls 30 second number 30 95 Details dialog box 19 dialing indirectly through an operator 99 into IP 96 out from IP 93 through IVR 99 dialing examples 94 100 DID 48 81 97 Discovered Gatekeepers dialog box 22 downspeeding 34 39 55 DTE 65 DTMF 39 41 50 convert signals 52 124 LifeSize Gateway User Guide detection 52 tone assignments 51 dual video 50 85 86 87 88 E1 T1 62 64 Edit ISDN Information Elements dialog box 70 77 Edit peer dialog box 25 Edit User dialog box 3 EIA 530 EIA 530A 65 encoding 33 enc
35. 931 procedure Master Slave Determination H 245 procedure Capability Exchange H 245 and Open Logical Channel H 245 H 323 fast start shortens the time it takes to start a call by skipping the H 245 phase and combining the call setup procedure into a single H 225 transaction Select to encapsulate H 245 capabilities exchange and negotiation messages within Q 931 setup messages 48 LifeSize Gateway User Guide How to Configure Gateway Settings Table 1 12 Advanced Settings IP Options continued Field or Check Box Description Enable packet handling may increase call delay Select to configure the maximum rate of jitter tolerance in the Network jitter tolerance field Jitter occurs when IP packets sent at a steady rate reach their destination at different speeds Streams can also split on their way to the LifeSize Gateway between different routers This can cause a later packet B to arrive before an earlier packet A even though A was sent before B Network jitter tolerance If you selected the Enable packet handling may increase call delay check box then enter the maximum rate of jitter tolerate in milliseconds Packet loss occurs when jitter exceeds the configured rate Table 1 13 Advanced Settings ISDN Options Field or Check Box Description Request ISDN rollover when less than n B channels are available available in Gateway PRI only Select to define when the LifeSize G
36. Configuring Physical Line Properties of PRI Ports PORT PHYSICAL Configuring Fractional Channels on PRI Ports INTERFACE SETTINGS i i Configuring Properties of Serial Ports CONFIGURING Note This section applies only to Gateway PRI PHYSICAL LINE PROPERTIES OF PRI PORTS e Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the applicable PRI Port tab Click Physical Interface Select the Same as Port check box if you want to duplicate physical interface settings from another PRI port that you choose from the field When selected you cannot modify any settings in this section This option is not available in LifeSize Gateways that support only one PRI port 5 Inthe Interface field choose the line interface T1 or E1 6 Inthe Country field choose the nation where the ISDN service is installed 7 Inthe Signaling protocol field choose the signaling protocol used to set up and tear down the calls through the signaling D channel Depending on the interface used different signaling protocols are available 8 Inthe Network access field choose the LifeSize Gateway national access type TE Terminal Equipment or NT Network Terminator device 9 Inthe Clock source field choose the LifeSize Gateway clock source 62 LifeSize Gateway User Guide o Master the LifeSize Gateway provides the clock signal CONFIGURING FRACTIONAL CHANNELS ON PRI PORTS a Configuring P
37. ESIZE AUDIO MESSAGE UTILITY ABOUT GATEWAY CALL ROUTING The LifeSize Audio Message Utility is an interactive GUI that enables you to record and replace messages and upload new messages to the call routing mechanisms in LifeSize devices Default built in messages are in English The LifeSize Audio Message Utility allows you to record new messages in a different language or with different content to suit your requirements The LifeSize Audio Message Utility also enables you to replace and upload new messages to the target LifeSize device There are two ways of using the LifeSize Audio Message Utility The standard utility functions enable you to play record or replace messages The Express Setup guides you through the recording replacing and upload procedure for each message Before You Begin Before you can record play and upload messages to the target LifeSize device you must m Save recorded messages as WAV files Know the IP address of the target device The LifeSize Audio Message Utility provides audio messages for the call routing mechanism in LifeSize LifeSize Gateways The call routing mechanism initiates a series of voice messages that allow you to make choices and respond via the keypad through dial tones DTMF The routing mechanism enables you to dial through the LifeSize LifeSize Gateway to an IP network based H 323 SIP RTSP terminal when you do not know the extension number of the destination terminal 114 LifeSize
38. G 711 and G 723 1 codecs By performing transcoding between these audio protocols the LifeSize Gateway can support communication between endpoints with codecs that are incompatible with each other Audio transcoding can also optimize the audio bandwidth usage either on the IP network G 723 1 lt gt G711 or on the ISDN network G 728 lt gt G711 Transcoding is particularly useful for ISDN codecs where bandwidth can be limited to 128 Kbps for a video call For example when transcoding between G 728 and G 711 takes place the audio bandwidth usage is compressed to 16 Kbps This provides an additional 40 Kbps of bandwidth to the existing video bit rate on the ISDN network contributing to improved video quality Note The LifeSize Gateway automatically performs A Law G 711 to p Law G 711 translation between the IP and ISDN sides if needed You can configure the LifeSize Gateway to prioritize the transcoding giving preference to a particular codec that is applied to calls thus optimizing the resource allocation utilized by each call The LifeSize Gateway provides full end to end support for T 120 data collaboration sessions provided all terminals support the T 120 standard in their conferencing applications In video calls with data transfer the LifeSize Gateway accepts whatever bandwidth the ISDN connection defines for the data and dynamically adjusts the outgoing bandwidth used for data by using the MLP HMLP and VarMLP formats
39. Gateway A Gateway B 5645000 This number string consists of Endpoint 2 3333 Endpoint 1 9 The voice call service prefix in Gateway A in Zone A m 82 The service prefix for a 2B video call in Gateway A in Zone A m 5645000 The number of the destination Gateway B on the public ISDN network m The TCS4 delimiter configured in Gateway A m 3333 The E 164 number of the destination IP Endpoint 2 The LifeSize Gateway is responsible for routing incoming calls to the requested H 323 endpoints on the IP network When a terminal or phone on the ISDN network wants to reach an IP endpoint it has to dial at least one of the phone numbers assigned to the ISDN line connected to the LifeSize Gateway PRI ISDN port 96 LifeSize Gateway User Guide About Dialing In to the IP Network via the Gateway ABOUTINCOMINGCALL When a call originating on the ISDN or serial network reaches the LifeSize ROUTING Gateway the LifeSize Gateway routes it to an IP network endpoint This is achieved through one of several incoming call routing methods that the LifeSize Gateway supports You can enable any number of routing methods for each port but at least one method must be enabled for incoming calls to be routed through that port The LifeSize Gateway routes an incoming call from the ISDN or serial network according to the routing methods enabled for the ISDN or serial port following this order of
40. Gateway User Guide Launching the Audio Message Utility LAUNCHING THE AUDIO MESSAGE UTILITY er Procedure 1 Copy the Audio Message Utility folder from the LifeSize Utilities and Documentation CD ROM to your local computer Note You cannot run the Audio Message Utility from the LifeSize Utilities and Documentation CD ROM 2 Torun the utility double click the vrRecording Utility exe file PLAYING A This section describes how to play an audio message Available messages depend MESSAGE upon the device selected in the Target Type field e Procedure 1 Inthe Target Type field choose the device that uses the message you want to play Note The options available in the Target Type drop down list vary according to the LifeSize devices included in your installation The Audio Recordings window displays the messages currently uploaded to the target device Using the LifeSize Audio Message Utility for IVR Messaging 115 Playing a Message AVAILABLE LIFESIZE 2 Ensure the message type you wish to play is enabled in the Audio Recordings window 3 Click on the message type you wish to play in the Audio Recordings window 4 From the Message menu select Play Message The Play Recording dialog box appears You can stop or replay the message you have selected to play Related Topics m Available LifeSize Gateway Messages GATEWAY MESSAGES Table 4 1 LifeSize Gateway Audio Messages ID
41. S SETTINGS 8 LifeSize Gateway User Guide In the Basics tab you can restore unit settings to factory defaults Procedure 1 On the sidebar click Device 2 Click the Basics tab 3 Select the Reset to default settings check box In the Addressing tab you can view address information for the LifeSize Gateway such as IP address informations Domain Name Server DNS information and Ethernet port speed and duplex Table 1 2 describes the elements that appear on the Addressing tab Table 1 2 Addressing Tab Elements Field Description IP Address IP Address The IP address assigned to the LifeSize Gateway Router IP The address of the router that the LifeSize Gateway uses Subnet Mask The subnet address that the LifeSize Gateway uses DNS DNS Server IP The IP address of the Domain Name Server DNS that the LifeSize Gateway accesses Device DNS name The device name of the Domain Name Server DNS that the LifeSize Gateway accesses read only Ethernet Port type Displays information about the Ethernet connection read only Port settings The Ethernet speed and duplex that the LifeSize Gateway uses Viewing Address Settings Table 1 2 Addressing Tab Elements continued Field Description MAC address Displays the Mandatory Access Control MAC code assigned to the LifeSize Gateway read only Port status Displays the actual Ethernet speed and duplex the LifeSize Gateway uses on
42. Serv Code Point value in the IP header of outbound packets Routers on the network that support QoS can give preferential treatment for bandwidth latency and jitter to such coded packets and facilitate the efficient transmission of packets You can set QoS parameters on the LifeSize Gateway for voice calls video calls or both Configuring the LifeSize Gateway 35 How to Configure Gateway Settings ee 36 LifeSize Gateway User Guide Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the Settings tab Click Quality of Service In the Quality of service support field select one of the following option buttons oO None Select to disable quality of service support O Default recommended Select to assign the default DiffServ Code Point value for each media type o Custom Select to assign your own DiffServ Code Point value for each media type You can configure the following additional settings Inthe Control Priority 0 63 field enter a whole number from 0 to 63 to set the DiffServ Code Point value of signaling packets that the Gateway sends out The default value is 26 Inthe Video Calls section Voice Priority 0 63 field enter a whole number from 0 to 63 to set the DiffServ Code Point value of voice packets that the Gateway sends out The default value is 46 In the Video Priority 0 63 field enter a whole number from 0 to 63 to set the DiffServ
43. T E Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the Web tab 3 Inthe Web server port field enter the port number 4 On the toolbar click Upload ENABLING HTTPS Note HTTPS support is enabled when a certificate is installed or a certificate is self signed a Procedure In the LifeSize Gateway interface on the sidebar click Device Click the Web tab Check Support Secure Communications HTTPS to enable HTTPS support Uncheck it to disable HTTPS 4 Click Upload LOGGING INTO THE Note When the Support Secure Communications HTTPS option is enabled the GATEWAY WHEN LifeSize Gateway URL automatically appears as an https URL When the HTTPS IS ENABLED Support Secure Communications HTTPS option is disabled the URL appears as a regular http URL 10 LifeSize Gateway User Guide ee MANAGING DIGITAL CERTIFICATES GENERATING A CERTIFICATE REQUEST How to Configure Web Settings Procedure In your browser type the URL of the LifeSize Gateway If HTTPS is enabled a Security Alert screen displays Click Yes to proceed and display the Administrator login screen Click No to cancel the current operation Type a user name and password Click Login The Certificate Management Wizard guides the administrator through the following digital certificate management processes Generating a Certificate Request on page 11 Deleting a Pending Certificate Request on page 12 Loading a Certificate o
44. URING THE GATEWAY FOR PEER TO PEER IP CONNECTIVITY er Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the Settings tab Click IP Connectivity In the IP connectivity mode field choose Peer to Peer Note Changing this setting causes the LifeSize Gateway to reset 5 Inthe Peer hunting mode field choose one of these options o Always start from first peer The LifeSize Gateway attempts to connect a call to the first peer device on the Peer list section If the call fails due to one of the H 323 call disconnect reasons see About Peer to Peer H 323 Call Disconnect Reasons on page 27 the LifeSize Gateway tries each peer device in the Peer list section in order until the call is successfully connected If the LifeSize Gateway fails to connect the call after trying all the peer devices on the list it rejects the call o Always start from last successful peer The LifeSize Gateway attempts to connect a call to the last peer device in the Peer list section with which a call was successfully established An arrow in the Peer list section indicates with which of the peer devices a call was last connected successfully If the call fails due to one of the H 323 call disconnect reasons see About Peer to Peer H 323 Call Disconnect Reasons on page 27 the LifeSize Gateway tries each peer device in the Peer list section in order until the call is successfully connected The
45. abs you can enable or disable specific LifeSize Gateway services on each port The Supported Services section displays this information in table form Prefix Displays the prefix for this service Description Displays a brief description of the service Call Type Displays the call media type Voice or Video Bit Rate Displays the maximum total bit rate allowed for this service Support Displays the status of the service enabled or disabled ee How TO VIEW CALL INFORMATION ABOUT CALL INFORMATION How to View Call Information Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the applicable PRI Port or Serial Port tab 3 Click Supported Services Select the Same as Port check box if you want to duplicate settings from another LifeSize Gateway port that you choose from the field When selected you cannot modify any settings in this section This option is unavailable in LifeSize Gateways that support only one PRI port 5 To enable or disable a service for this port select it and click Enable or Disable About Call Information on page 83 m Refreshing Call Information on page 84 m Viewing Call Details on page 84 m Disconnecting Calls on page 88 The Calls tab displays a list of the calls currently defined in the LifeSize Gateway and the basic details of each call The Calls tab displays the following information in table format Call ID Displays the ca
46. age if that message cannot be sent 27 Indicates that the purpose of the message is to transport higher layer information CONFIGURING IVR In the IVR section of the Settings tab you can configure the LifeSize Gateway to SETTINGS route calls using an Interactive Voice Response IVR system Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the Settings tab 3 Click the IVR button 28 LifeSize Gateway User Guide How to Configure Gateway Settings 4 Select the type of IVR functionality o Use internal IVR Enables the LifeSize Gateway IVR functionality so that incoming calls can route to an endpoint on the IP network Follow step 6 to step 9 Note The IVR must be enabled for the port that supports IVR Oo Use external IVR Select to set the IP address and port number for an IVR system in another device Follow step 10 and step 11 5 Select the IVR registers with gatekeeper check box to enable the internal IVR to register with the gatekeeper 6 Inthe IVR registration name field type the IVR registration alias used with the gatekeeper 7 Deselect the Transfer to Operator when pressed during IVR check box to ignore the IVR operator digit which is currently and make it part of the dial string 8 Inthe IVR Operator Extension field set the E 164 number of an endpoint that is registered with the gatekeeper to function as an IVR operato
47. already selected 2 Click the Settings tab Click Advanced In the IP to ISDN Calls section of the Gateway PRI you can select the Translate DTMF from IP out of band H 245 to ISDN in band G 711 only check box In the IP to Serial Calls section of the Gateway Serial you can select the Translate DTMF from IP out of band H 245 to Serial in band G 711 only check box When selected the LifeSize Gateway performs the following O Converts H 245 out of band DTMF signals coming from the H 323 IP side endpoint to in band signals on the ISDN side o Passes incoming in band DTMF signals to the ISDN side endpoint unchanged This setting is selected by default If deselected the LifeSize Gateway passes in band DTMF signals to the ISDN side endpoint unchanged Configuring the LifeSize Gateway 53 How to Configure Gateway Settings In the ISDN to IP Calls section of the Gateway PRI you can select the Duplicate DTMF signal from ISDN side as out of band on IP side check box In the Serial to IP Calls section of the Gateway Serial you can select the Duplicate DTMF signal from Serial side as out of band on IP side check box When selected the LifeSize Gateway performs the following O Converts in band DTMF signals from the ISDN side endpoint to out of band H 245 signals if the IP side endpoint is located on an H 323 network o Passes incoming in band DTMF signals to the IP side endpoint unchanged This setting is selected by de
48. arning taking place Corrupt IVR Corrupt IVR files are present in the LifeSize Warning messages on host Gateway Corrupt WEB Corrupt web files are present in the LifeSize Major data Gateway ISDN rollover The LifeSize Gateway notifies the PSTN Major activated switch that the LifeSize Gateway cannot accept any further calls ISDN rollover requires support by the PSTN switch application and presumes the availability of a pool of stacked LifeSize Gateways across the managed network You can enable ISDN Rollover only after you set the LifeSize Gateway to work with the T1 interface Call to peer A call to a peer has been rejected and the Warning rejected trying LifeSize Gateway is searching for an alternate alternate peer Configuring the LifeSize Gateway 39 How to Configure Gateway Settings Table 1 7 Gateway PRI SNMP Trap Event Types continued Event Type Trap is sent when State Severity Call from peer A call from a peer has been rejected because Warning rejected due to the LifeSize Gateway does not have enough capacity resources available Call to peer A call to a peer has been rejected by all Major rejected by all listed peers listed peers Call to peer failed A call to a peer has failed because the peer Major peer list empty list is empty Incompatible sw An attempt to burn a version of the LifeSize Warning version install Gateway software onto incompatible hardware occurs Call fro
49. arrow moves to the peer device with which the call connection is successful If the LifeSize Gateway fails to connect the call after trying all the peer devices on the list it rejects the call and the arrow indicates with which peer device a call was last connected successfully This is the default setting 24 LifeSize Gateway User Guide How to Configure Gateway Settings O Round Robin As for the Always start from last successful peer setting except that the arrow advances to the next peer device in the Peer list section even if the call connection succeeds Note The peer hunting process starts when any of the following events occur the LifeSize Gateway fails to establish a Transmission Control Protocol TCP connection to the specified peer device after a timeout the LifeSize Gateway receives a Release Complete message from a peer device with a No Resources call rejection reason or one of the other reasons that the Peer to Peer disconnect reason add advanced command specifies or the LifeSize Gateway establishes a TCP connection to the specified peer device but does not receive a valid H 323 message from the peer device after a timeout 6 Inthe Peer list section you can configure peer devices currently configured to work with the LifeSize Gateway The Peer list section displays all configured peer devices in a table with these columns o Peer The sequential number of the peer in the list o Description The de
50. ate and Procedure On the sidebar click Device Click the Basics tab SETTING THE GATEWAY LOCATION es How to View General Info About the Gateway 3 Locate the Date Time field and click Change The Change Time dialog box appears The date and time the LifeSize Gateway reports appear in the Set time to field 4 Inthe Change field select the unit of time that you want to change Note There is no unit to change AM and PM This designation rolls automatically when the hour rolls past 12 backward or forward Similarly seconds roll minutes minutes roll hours hours roll days and days roll months 5 Inthe Set time to field choose the up or down arrow to change that unit The unit you choose changes in the direction you choose higher up or lower down 6 Repeat step 4 and 5 for as many units as you want to change 7 On the toolbar click Upload You can install the LifeSize Gateway anywhere on your network including at a remote site On the Basics tab you can describe the current location of the LifeSize Gateway Procedure On the sidebar click Device Click the Basics tab In the Location field enter the location information about the LifeSize Gateway that you want to display The field displays up to 23 characters 4 On the toolbar click Upload to save to configuration memory Configuring the LifeSize Gateway 7 Viewing Address Settings RESETTING DEFAULT DEVICE BASIC SETTINGS VIEWING ADDRES
51. ateway uses the ISDN rollover feature which is defined in advanced commands see Configuring Advanced Commands on page 54 for more information When the total number of available B channels in both PRI ports falls below the number specified in this field the LifeSize Gateway sends a busy out message to the PSTN switch for each of the remaining B channels The switch application busies out the remaining B channels and diverts new calls to other gateways on the network with greater available resources This setting is only active after you configure the LifeSize Gateway to use a 4ESS PRI line For example you specify 10 in the Request ISDN rollover when less than n B channels are available field and the number of available B channels falls to 9 The LifeSize Gateway sends a busy out request message to the PSTN switch The PSTN switch application routes new calls through other gateways on the network When the total number of available B channels returns to at least 10 the LifeSize Gateway sends a busy out cancellation message to the PSTN switch indicating the restored ability to receive calls The PSTN switch makes the busied out lines available and attempts attempt to route new calls through the LifeSize Gateway Configuring the LifeSize Gateway 49 How to Configure Gateway Settings Table 1 14 Advanced Settings General Field or Check Box Description Restrict Gateway use to MCU conferences only S
52. ble transparent support for Far End Camera Control FECC capabilities CONFIGURING ISDN In the Bonding section of the Settings tab you can configure ISDN channel CHANNEL BONDING bonding parameters that affect downspeeding functionality SETTINGS FOR POWNSPEEDING Note The Bonding section is not available in Gateway Serial Downspeeding is the ability to complete and maintain a call when ISDN conditions are bad In downspeeding call capabilities are automatically renegotiated when a call fails Downspeeding contributes to a higher percentage of call completion on the network The LifeSize Gateway supports downspeeding at call setup and in mid call With downspeeding when connection problems occur at call setup the LifeSize Gateway attempts to connect a call at a lower bit rate than that requested Administrators can configure the LifeSize Gateway to attempt to connect a video call at a specified minimum bit rate or to attempt to connect the call as a voice call In downspeeding when connection problems occur in mid call the LifeSize Gateway attempts to connect a video call at the specified lower bit rate When downspeeding is complete and the call is connected at the specified lower bit rate the LifeSize Gateway notifies the Internet Protocol IP endpoint of the new call rate Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the Settings tab Click the Bonding bu
53. bout Encoding Decoding Protocols Configuring Encoding Decoding Protocols Configuring ISDN Channel Bonding Settings for Downspeeding Configuring Quality of Service Settings Configuring Alert Indications Configuring Gateway Resources for Calls Configuring Gateway Encryption Configuring Advanced Settings About DTMF Settings Configuring DTMF Settings Configuring Advanced Commands About Gateway Services About Existing Services Adding or Editing Services Deleting Gateway Services Configuring Port Settings Configuring Basic Port Settings How to Configure Port Physical Interface Settings About Advanced ISDN Settings for PRI Gateways Configuring Port Call Policies Configuring Port Supported Services How to View Call Information About Call Information Refreshing Call Information Viewing Call Details Disconnecting Calls About Gateway Alarm Events About Gateway Statistics Configuring Gateway Maintenance Tasks 19 19 20 20 20 21 28 30 31 33 34 35 37 43 44 46 50 53 54 57 58 58 60 60 61 62 70 81 82 83 83 84 84 88 89 89 90 Saving Configuration Settings Importing Configuration Files Using the LifeSize Gateway About Dialing Out to the ISDN Network via the Gateway About Gateway Service Prefixes About Second Number Delimiters About Dialing In to the IP Network via the Gateway About Incoming Call Routing About the IVR Operator Troubleshooting the LifeSize Gateway Checking Your Gateway Environment Checkin
54. calls at 224 256 336 384 448 512 Kbps all LifeSize Gateways and 768 1472 and 1920 Kbps G722 1 is supported in calls at 64 2B and 128 Kbps Both endpoints in a call must support G 722 and G 722 1 audio codecs The Gateway PRI supports audio transcoding through the Audio Transcoder Module TCM The Gateway Serial supports audio transcoding through on board Digital Signal Processing DSP The TCM is a PCI mezzanine card PMC that implements Digital Signal Processing DSP The TCM has a processing capacity of up to 20 channels for audio transcoding in video calls The LifeSize Gateway TCM can perform audio transcoding between the following types of audio protocols G 711 ISDN to G 723 1 IP G723 1 IP to G711 ISDN G728 ISDN to G 711 IP G 711 IP to G 728 ISDN Note When your unit includes both a LifeSize Gateway and a LifeSize Multipoint G 728 transcoding is supported on the LifeSize Multipoint only Each audio codec differs in the audio quality compression and bit rates that it provides The G 711 codec provides toll quality audio at 64 Kbps the G728 codec provides near toll quality audio at 16 Kbps and the G 723 1 codec provides voice quality audio at 5 3 or 6 4 Kbps Configuring the LifeSize Gateway 31 How to Configure Gateway Settings ABOUT T 120 DATA COLLABORATION SUPPORT Endpoints on the ISDN network usually support the G 711 and G728 codecs Endpoints on IP networks support
55. ch PBX PABX call routing problem Open a Telnet connection to the LifeSize Gateway Make an ISDN to IP call Verify whether the call reaches the LifeSize Gateway If the call does not reach the LifeSize Gateway ask the ISDN provider to check the ISDN Central Switch PBX PABX call routing rules The LifeSize Gateway DID option is checked but there is no endpoint with such a DID number on the LAN Check that a LAN endpoint with the same DID number is registered with the gatekeeper Check the LifeSize Gateway log and make sure that the ISDN network delivered the correct Called Party Number to the LifeSize Gateway You may need to redefine the LAN endpoint E 164 number accordingly sometimes the ISDN network is set to deliver only the last 3 5 digits Make a call to another properly registered endpoint to see if the source of the problem is the LifeSize Gateway or the endpoints Troubleshooting the LifeSize Gateway 105 Resolving ISDN to IP Call Failure Possible Causes Verification Steps The LifeSize Gateway TCS4 option is checked and the dialing delimiter is not a legal TCS4 delimiter Ensure that the initiating endpoint uses the correct TCS4 delimiter see the endpoint users guide Verify that the endpoint you are using supports TCS4 The LifeSize Gateway IVR option is checked but there is no endpoint with such an E 164 number on the LAN 106 LifeSize Gateway User Guide Check t
56. ct the required terminal adapter type Enabled only when DTE is selected in the Interface field When DCE is selected in the Interface field the Terminal adapter option is set to Common and disabled In the Signaling protocol field select a signaling protocol for use in call setup from the following list o RS 366 Carries signaling information only o Data Triggered Enables the LifeSize Gateway to connect a call when it detects valid incoming data from an endpoint on the serial network o Manual Control Enables an Administrator to manually connect a call via the LifeSize Gateway web user interface Different signaling protocols are available depending on the interface and terminal adapter that you select as shown in Table 1 17 The Signaling protocol field is enabled only you select DTE in the Interface field The Signaling protocol field is set to RS 366 and disabled when you select DCE in the Interface field In the Incoming default bandwidth field set the rate to which the LifeSize Gateway forces the bandwidth of an incoming call Available only when DCE is selected in the Interface field Optional Click Connect Call Disconnect Call to connect or disconnect the specified call Available only when Manual Control is selected in the Signaling protocol field Click Reset Configuring Port Settings Table 1 17 DTE DCE Interface Configuration Options Interface Terminal Adapter Options Signaling Protocol Options Se
57. currently in use Gateway PRI Calls Number of calls Displays the total number of calls currently in progress in the LifeSize Gateway Servicing m IP address Displays the IP address of the gatekeeper to Gatekeeper which the LifeSize Gateway is currently registered Host name Displays the name of the servicing gatekeeper Related Topics m Viewing B Channel Status Refreshing Gateway Status 18 LifeSize Gateway User Guide How to Obtain Status About the Gateway VIEWING B CHANNEL Note This section applies only to Gateway PRI STATUS e Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the Status tab if not already selected 3 Click Details The Details dialog box appears displaying the following information o Port 1 and Port 2 Displays the status of each of the B channels and of the D channel for each of the PRI ports o Disabled Displays the number of disabled B channels for each port o Used Displays the number of B channels currently in use for each port o Free Displays the number of B channels currently available for each port o Dchannel Displays the number of D channels for each port REFRESHING GATEWAY STATUS ee Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the Status tab if not already selected 3 On the toolbar click Refresh The information that
58. dit LifeSize Gateway interface users Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the Users tab 3 Select an existing user and click Edit The Edit User dialog box appears In the User name field edit the user login name 5 Inthe Access Level field choose one of the following access levels Administrator Operator or Read only 6 Inthe Password field edit the password that the user uses to login to the LifeSize Gateway interface 7 Inthe Confirm Password field re enter the password 8 Click Upload DELETING GATEWAY In the Users tab of the Device section of the LifeSize Gateway interface you can INTERFACE USERS delete LifeSize Gateway interface users e Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the Users tab 3 Select a user and click Delete Configuring the LifeSize Gateway 3 Viewing LED Information VIEWING LED INFORMATION How TO VIEW GENERAL INFO ABOUT THE GATEWAY VIEWING GENERAL INFORMATION ABOUT THE GATEWAY e 4 LifeSize Gateway User Guide In the LED Monitoring tab in the Device interface you can monitor the status of all the LifeSize Gateway front and rear panel LED indicators The LEDs are displayed in diagrams reproducing the layout of the LifeSize Gateway front and rear panels Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the LED Monitoring tab 3 Place the mouse cursor
59. e Data Displays the bandwidth of the data calls in both directions between the source endpoint and the LifeSize Gateway Gateway Transcoded Indicates that a call is transcoded Destination Destination Indicates whether the destination endpoint of the call is located on an ISDN or serial or IP network Number Displays the alias that identifies the destination endpoint of the call Name Displays the name that identifies the destination endpoint of the call 86 LifeSize Gateway User Guide How to View Call Information Table 1 26 Call Details Window Fields continued Field Description B channels not available in Gateway Serial Displays the B channels currently in use for this call Resync B channels not available in Gateway Serial In mid call you can click this button to resynchronize B channels in cases of poor call quality Use this option with extreme caution Resynchronizing B channels can cause a call to disconnect Encryption Encryption AES 128 displays when the call leg is encrypted Audio Displays the audio transcoding protocol and the bandwidth of the voice calls in both directions between the source _ endpoint and the LifeSize Gateway Video Displays the video transcoding protocol the frame format and the bandwidth of the video calls in both directions between the source endpoint and the Lif
60. e following conventions Convention Description Blue Headings in Upper Case Level 1 headings introducing major sections e Pointing hand icon introduces a procedure orange link Live links appear in orange About This Manual vii CONFIGURING THE LIFESIZE GATEWAY This section describes what you can configure and how to configure LifeSize Gateways and includes the following topics How to Configure Gateway Interface Users Viewing LED Information How to View General Info About the Gateway Viewing Address Settings How to Configure Web Settings Configuring Security About the Gateway Administrator Interface How to Obtain Status About the Gateway How to Configure Gateway Settings About Gateway Services Configuring Port Settings How to View Call Information About Gateway Alarm Events About Gateway Statistics Configuring Gateway Maintenance Tasks Saving Configuration Settings Importing Configuration Files Configuring the LifeSize Gateway 1 How to Configure Gateway Interface Users How To About Gateway Interface Users on page 2 CONFIGURE m Adding Gateway Interface Users on page 2 GATEWAY Editing Gateway Interface Users on page 3 INTERFACE USERS Deleting Gateway Interface Users on page 3 ABOUT GATEWAY Users must have the appropriate access level to log in to the LifeSize Gateway INTERFACE USERS interface With Administrator level access a user can configure the LifeSize Gateway and
61. e is working at 100Mb Full Duplex If not hard code it on both sides switch and LifeSize Gateway to 100Mb Full Duplex and restart both devices This section describes how to verify that your LAN network connection is operating correctly Verification Steps m Check that your H 323 entities are properly registered to the gatekeeper m Make acall between two LAN endpoints and verify the video and audio quality m Verify that the LAN interface performance is satisfactory no packet loss jitter or delay issues occur Check with the network administrator if necessary 102 LifeSize Gateway User Guide Checking Your ISDN Environment CHECKING YOUR This section describes how to verify that your ISDN network connection is ISDN operating correctly ENVIRONMENT Verification Steps m Check that the video endpoint is ISDN enabled and has ISDN lines connected and properly configured for bonding calls Make an ISDN to ISDN call and verify the video and audio quality At Gateway gt Port verify that all necessary ISDN ports are enabled At Gateway gt Board or Device gt LED Monitoring verify that the CD LED is steady green If it is off check the ISDN physical layer setting m At Gateway gt Port gt Physical Interface confirm proper country selection signaling protocol and network access settings TE is most commonly used Some Central Switches PBXs PABXs require Double Framing or Extended CRC4 framing At Gatewa
62. eSize Gateway Note The Video 2 stream is active when dual video streams for a single call are in use Data Displays the bandwidth of the data calls in both directions between the source endpoint and the LifeSize Gateway Gateway Transcoded Indicates that a call is transcoded Destination Destination Indicates whether the destination endpoint of the call is located on an ISDN or serial or IP network Number Displays the alias that identifies the destination endpoint of the call Name Displays the name that identifies the destination endpoint of the call Configuring the LifeSize Gateway 87 How to View Call Information Table 1 26 Call Details Window Fields continued Field Description IP Displays the IP address of the destination endpoint of the call Packet Loss Displays the rate of packet loss in communication from the IP side of the call to the LifeSize Gateway regardless of whether the source endpoint is located on an ISDN or serial or IP network Encryption Encryption AES 128 displays when the call leg is encrypted Audio Displays the audio transcoding protocol and the bandwidth of the voice calls in both directions between the LifeSize Gateway and the destination endpoint Video Displays the video transcoding protocol the frame format and the bandwidth of the video calls in both directions between the LifeSize Gateway and the destination endpoint Note
63. ections between the source endpoint and the LifeSize Gateway Gateway Transcoded Indicates that a call is transcoded Destination Destination Indicates whether the destination endpoint of the call is located on an ISDN or serial or IP network Number Displays the alias that identifies the destination endpoint of the call Name Displays the name that identifies the destination endpoint of the call Configuring the LifeSize Gateway 85 How to View Call Information Table 1 26 Call Details Window Fields continued Field Description B channels not available in Gateway Serial Displays the B channels currently in use for this call Resync B channels not available in Gateway Serial In mid call you can click this button to resynchronize B channels in cases of poor call quality Use this option with extreme caution Resynchronizing B channels can cause a call to disconnect Encryption Encryption AES 128 displays when the call leg is encrypted Audio Displays the audio transcoding protocol and the bandwidth of the voice calls in both directions between the source _ endpoint and the LifeSize Gateway Video Displays the video transcoding protocol the frame format and the bandwidth of the video calls in both directions between the source endpoint and the LifeSize Gateway Note The Video 2 stream is active when dual video streams for a single call are in us
64. elect for the LifeSize Gateway to send and receive calls to and from an MCU only This setting together with a scheduling server reserves resources for scheduled conferences only Support Presentation Restriction unavailable in Gateway Serial Select to enable support for the presentation restriction feature This feature responds to an instruction from the calling endpoint to forward or to conceal the endpoint identifier Support H 239 Select to enable support for dual video channels using the H 239 protocol This setting is selected by default When selected the LifeSize Gateway supports H 239 in ISDN to IP calls and in IP to ISDN calls The LifeSize Gateway identifies the protocol version that an IP endpoint uses and sends H 239 capabilities only to those endpoints working with protocol version 4 0 or later H 239 support has no impact on LifeSize Gateway capacity We recommend that you do not enable this feature if you establish communication with endpoints that do not support H 245 generic capabilities endpoints based on H 323 version 2 or earlier as this might cause the endpoints to fail upon receiving these capability exchanges ABOUT DTMF SETTINGS ABOUT DTMF The LifeSize Gateway performs Dual Tone Multi Frequency DTMF detection on IP to ISDN calls and on ISDN to IP calls The LifeSize Gateway can send DTMF tone information to the IP endpoint in band only or both in band and out of band The LifeSize Gateway send
65. elected 2 Click the Settings tab Click Security In the Encryption mode field choose one of the following settings O No Encryption default Encryption support is disabled o Transparent The LifeSize Gateway implements pass through of the encryption capabilities from side to side and does not separately negotiate capabilities with each side of the call This option ensures consistent encryption status of all call legs all legs are either encrypted or all legs are non encrypted o Independent The LifeSize Gateway negotiates encryption settings separately with each side of the call This option enables you to define a separate connection mode IP or ISDN or IP or Serial for each leg independently 5 Ifyou selected Independent at step 4 you need to assign a mode of operation to each call leg as follows In the ISDN H 320 Mode and IP H 323 Mode or Serial H 320 Mode fields choose one of the following settings o No Encryption Encryption support is disabled o Best Effort The LifeSize Gateway implements a best effort encryption algorithm Ifan endpoint supports encryption it connects in an encrypted way If not it connects without encryption o Encryption Required The LifeSize Gateway connects only AES 128 encrypted calls 6 Click Upload Configuring the LifeSize Gateway 45 How to Configure Gateway Settings CONFIGURING ADVANCED SETTINGS e In the Advanced section of the Settings tab
66. erface The LifeSize Gateway raises an RLB control signal to request that the DCE device moves to loopback mode o LOS support Enables LOS control over the synchronization signal towards a KG Device Enabled for KG Device terminal adapters only When checked allows sending of a synchronization signal to the KG Device if the LifeSize Gateway needs to update the video image coming from the serial port Note When you select DCE in the Interface field the Advanced button is disabled and signal state and loopback control settings are defined by the standard logic of the LifeSize Gateway 5 Click Upload VIEWING CONNECTION STATUS or 68 LifeSize Gateway User Guide Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the applicable Port tab 3 Click the Connection Status button O When DTE is selected in the Interface field the Connection Status screen displays the signal state and loopback control settings you have configured in the Advanced dialog box Configuring Port Settings o When DCE is selected in the Interface field the Connection Status screen displays the signal state and loopback control settings defined by the standard logic of the LifeSize Gateway Note Blue lines indicate that the specified signal is on Gray lines indicate that the specified signal is off Table 1 18 lists connection status and loopback control signals
67. erted into the chassis under power or the when the FALSE Clear LifeSize Gateway enters maintenance mode Abnormal A call has disconnected for a reason other Warning disconnect than normal busy or no answer Corrupt IVR Corrupt IVR files are present in the LifeSize Warning messages on host Gateway Corrupt WEB Corrupt web files are present in the LifeSize Major data Gateway Call to peer A call to a peer has been rejected and the Warning rejected trying LifeSize Gateway is searching for an alternate alternate peer Call from peer A call from a peer has been rejected because Warning rejected due to the LifeSize Gateway does not have enough capacity resources available Call to peer A call to a peer has been rejected by all Major rejected by all listed peers listed peers Call to peer failed A call to a peer has failed because the peer Major peer list empty list is empty Configuring the LifeSize Gateway 41 How to Configure Gateway Settings TRAP SEVERITY ENUMERATION Table 1 8 Gateway Serial SNMP Trap Event Types continued Event Type Trap is sent when State Severity Incompatible sw An attempt to burn a version of the LifeSize Warning version install Gateway software onto incompatible hardware occurs Call from The LifeSize Gateway has rejected an Warning non peer H 323 incoming IP call because the source does not entity rejected appear in the peer list Call is out of There is a loss of synchronization
68. ettings of the LifeSize device Click Upload Messages to complete the upload procedure The Upload in progress window displays The message files are uploaded and burned onto the target device INDEX A access levels 2 Add ISDN Information Elements dialog box 70 73 77 Add peer dialog box 25 Add User dialog box 2 address information 9 Addressing tab 8 9 administrator access level 2 advanced commands 55 56 Advanced Commands dialog box 56 Advanced dialog box 59 60 64 65 68 advanced settings 46 alert indications 37 audio codecs 31 enable 33 audio transcoding 18 31 33 44 88 auto dial 47 bandwidth 44 58 66 83 basic settings 20 Basics tab 4 6 7 8 board basic settings 8 bonding synchronization 59 Cc call bearer rate 46 call details 84 88 Calls tab 83 84 88 Change Time dialog box 7 Choose file dialog box 91 conceal caller ID 46 48 configuration procedures add interface users 2 add service 58 change address settings 9 change Administrator interface web server port 10 configure advanced commands 56 configure advanced settings 46 configure basic port settings 61 configure basic settings 20 configure bonding synchronization 59 configure downspeeding 34 configure DTMF settings 53 configure encoding and decoding protocols 33 configure encryption settings 45 configure fractional channels 63 configure framing 64 configure incoming call routing methods 81 configure IVR 28 configure line coding 6
69. external certificate that has already been CERTIFICATE loaded e Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the Web tab 3 Select Remove the current certificate and click Next The Certificate Summary screen displays Note Removing a certificate disables HTTPS support and causes the LifeSize Gateway to reset 4 Select Yes and then Finish to remove the certificate Select No to cancel the operation Configuring the LifeSize Gateway 13 How to Configure Web Settings RENEWING A Every certificate has an expiration date after which it should be renewed You CERTIFICATE can renew it using existing information or new information Procedure 1 Inthe Gateway Administrator interface sidebar click Device 2 Click the Web tab 3 Click Manage Certificate The Welcome to the Web Server Certificate Wizard screen displays 4 To renew a certificate request using existing organization information follow the procedure described at step 5 To renew a certificate request using new information follow the procedure described at step 6 5 Select Using information from the existing certificate and click Next The Certificate Request Summary screen appears showing the existing organization and geographical information Go to step 7 6 Select Using new information and click Next o Enter the required details in the Organization Information screen and click Next o Enter the required details in
70. fault If deselected the LifeSize Gateway passes in band DTMF signals to the IP side endpoint unchanged If you do select this setting perform step 6 In the Apply to field of the Gateway PRI choose the type of calls to which ISDN to IP DTMF processing applies Voice calls or Voice and video calls Voice calls is the default setting Remember Enabling DTMF detection for Gateway PRI video calls reduces the number of supported calls at 128 Kbps from 30 to CONFIGURING You can send text based commands to the LifeSize Gateway for enhanced ADVANCED control You can use these advanced commands to change certain settings in real COMMANDS time and monitor information such as debug information Advanced commands are not case sensitive Table 1 16 describes common advanced commands 54 LifeSize Gateway User Guide How to Configure Gateway Settings Table 1 16 Advanced Command Settings Command Description AddService2SrcNum Notifies the IP endpoint of the LifeSize Gateway service number to which the ISDN side endpoint has called Parameters disable enable CallSignalPort Notifies the gatekeeper to which the LifeSize Gateway is registered on which port to communicate Parameters 1000 to 3000 Remarks The number must be unique and not used for any other purpose DownSpeed unavailable in Gateway Serial Instructs the LifeSize Gateway to support downspeeding Parameters disable enable EnhancedBillingF
71. ficate name or Click Browse to allocate the certificate to import The Choose File dialog box displays Double click the certificate that you want to import 5 Enter the same password that you used in the export certificate 6 Click Import to import and install the new certificate Configuring the LifeSize Gateway 15 Configuring Security CONFIGURING SECURITY ABOUT THE GATEWAY ADMINISTRATOR INTERFACE You can configure the access that external programs have to the LifeSize Gateway These external programs include Telnet Simple Network Management Protocol SNMP File Transfer Protocol FTP and ICMP Internet Control Message Protocol or ping Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the Security tab 3 From the Security mode field choose the access level you want the LifeSize Gateway to support o Standard Enables SNMP Telnet FTP and ICMP to access the LifeSize Gateway o High no Telnet or Ftp Enables access to the LifeSize Gateway only through SNMP and ICMP o Maximum no Telnet ftp SNMP and ICMP Disallows external programs to access the LifeSize Gateway 4 Inthe SNMP Read community and Write community fields enter default strings used to enable SNMP communication between the LifeSize Gateway and a external application 5 On the toolbar click Upload In the LifeSize Gateway Administrator interface you can view LifeSize Gateway resource info
72. g and managing the LifeSize Gateway and provides suggested actions you can perform to solve the problems This section describes the following topics m Checking Your Gateway Environment m Checking Your LAN Environment m Checking Your ISDN Environment m Resolving IP to ISDN Call Failure a Resolving ISDN to IP Call Failure m Resolving Peer to Peer Call Failure Resolving Intermittent Call Failure m Resolving IP Video Quality Issues a Resolving ISDN Video Quality Issues m Resolving Video Channel Issues Resolving DTMF Issues Resolving Caller ID Issues Troubleshooting the LifeSize Gateway 101 Checking Your Gateway Environment CHECKING YOUR GATEWAY ENVIRONMENT CHECKING YOUR LAN ENVIRONMENT This section describes how to verify that your system status is operational and whether or not the LifeSize Gateway is registered to a gatekeeper Verification Steps m Check the Status screen in the LifeSize Gateway and table of endpoints in the gatekeeper m Check that the Gateway PRI BRI synchronization is correct the CD LED is green on the LifeSize Gateway board m Check the ISDN connectivity to the public ISDN switch or the PBX PABX oO Verify at Gateway gt Board or Device gt LED Monitoring that the far near red yellow LEDs are off If they are on contact the ISDN provider o Serial LifeSize Gateways only Verify that the Serial cables are properly connected to the RTM m Check that the LifeSize Gateway LAN interfac
73. g Example 7 Direct dialing to an IP network endpoint LifeSize Gateway supports DID The number string 5645001 is a call from an ISDN network terminal to an IP network endpoint This number string consists of a 5645001 The destination endpoint phone number The call is routed to the requested endpoint according to its registration identity in the gatekeeper 98 LifeSize Gateway User Guide ABOUT DIALING THROUGH THE IVR ABOUT DIALING INDIRECTLY THROUGH AN OPERATOR About Dialing In to the IP Network via the Gateway Dialing Example 8 Direct dialing to an IP network endpoint LifeSize Gateway supports TCS4 but not DID The number string 56450005776 is a call from an ISDN terminal to an IP network endpoint The dialing endpoint must also support TCS4 This number string consists of a 5645000 The LifeSize Gateway phone number The TCS4 delimiter of the dialing endpoint if required 5776 The extension number of the requested endpoint Note TCS4 only routes H 320 video calls When the LifeSize Gateway does not support DID or TCS4 you can reach an endpoint using the Interactive Voice Response IVR routing mechanism When IVR is enabled you are answered by a recorded message prompting you to enter the destination endpoint phone number followed by the pound sign If you enter the number of an endpoint that is online and currently not busy the IVR connects the call to the requested endpoint Dialing E
74. g Your LAN Environment Checking Your ISDN Environment Resolving IP to ISDN Call Failure Resolving ISDN to IP Call Failure Resolving Peer to Peer Call Failure Resolving Intermittent Call Failure Resolving IP Video Quality Issues Resolving ISDN Video Quality Issues Resolving Video Channel Issues Resolving DTMF Issues Resolving Caller ID Issues Using the LifeSize Audio Message Utility for IVR Messaging About the LifeSize Audio Message Utility About Gateway Call Routing Launching the Audio Message Utility Playing a Message 90 91 93 94 95 96 97 98 102 102 103 103 105 107 107 108 108 109 110 111 114 114 115 115 Contents v Available LifeSize Gateway Messages Recording a Message Replacing a Message Uploading a Message to a Device Viewing Message Details Exiting the Utility About Express Setup Using Express Setup Index vi LifeSize Gateway User Guide 116 117 118 119 120 120 121 121 123 RELATED DOCUMENTATION ABOUT THIS MANUAL The LifeSize Gateway User Guide describes how to install configure and monitor LifeSize Gateways The LifeSize Gateway documentation set is available on the LifeSize Utilities and Documentation CD ROM and includes manuals and online helps The manuals are available in PDF format Note You require Adobe Acrobat Reader version 5 0 or later to open the PDF files You can download Acrobat Reader free of charge from www adobe com This manual uses th
75. gs window 5 Inthe Video message field enter video message text 6 Click Browse to choose the audio message file you wish to use The Replace Recording dialog box appears 7 Select the file with which you wish to replace the current message and click Open to confirm your selection 8 Click OK in the Properties dialog box 9 The new message appears in the Audio Recordings window Uploading a Message to a Device UPLOADING A MESSAGE TO A DEVICE er Procedure 1 From the Actions menu select Upload Messages To Target The Upload dialog box appears 2 Inthe General Information section enter the IP address of the target device 3 Inthe Login Information section enter the user name and password of the target device as configured in the device network configuration settings 4 Optional Modify the read and write community settings for the target device as follows o Click Customize SNMP Settings The Customize SNMP Settings dialog box displays o Enter the required read community and write community values and click OK 5 Click Upload Messages The Upload in progress window appears and the message files are uploaded and burned onto the target device Using the LifeSize Audio Message Utility for IVR Messaging 119 Viewing Message Details VIEWING MESSAGE You can view the file name and length of the audio messages listed in the Audio DETAILS Recordings window e Procedure 1 Click the Target Type drop down l
76. gth of individual message files but the total length of all WAV files should not exceed 250 seconds An FLS file should not exceed 2000 KB ee Procedure 1 From the Message menu select New Recording The New Recording confirmation box appears and the MSsound recording utility is invoked Note MSsound is invoked by default You can use any recording software that supports the WAV format The new message must be recorded in the following formats o WAV file o G711 CCITT o p Law Using the LifeSize Audio Message Utility for IVR Messaging 117 Replacing a Message REPLACING A MESSAGE e 118 LifeSize Gateway User Guide o 8 bit Oo Sampling rate 8kHz 2 Use the recording software to record a new message and save it to the LifeSize Audio Message Utility directory Procedure 1 Inthe Target Type field choose the device that uses the message you want to replace Note The options available in the Target Type drop down list vary according to the LifeSize devices included in your installation 2 The Audio Recordings window displays the messages currently uploaded to the target device Click the message type in the Audio Recordings window you wish to replace 3 From the Message menu select Properties The Properties dialog box appears showing the name of the message you selected in the Message Type field 4 Optional Enter the text that you want to appear in the Message Type field in the Audio Recordin
77. hat a LAN endpoint with the same E 164 number that you dialed during the IVR phase is registered with the gatekeeper You may need to register the LAN endpoint to the gatekeeper with a correct E 164 number Check that the ISDN endpoint DTMF generation works properly Open a Telnet connection to the LifeSize Gateway Make a call to the LifeSize Gateway IVR Dial the E 164 number using DTMF tones Check the Telnet log for correct DTMF digit detection Make a call to another properly registered endpoint RESOLVING PEER TO PEER CALL FAILURE RESOLVING INTERMITTENT CALL FAILURE Resolving Peer to Peer Call Failure This section describes what to do if peer to peer calls both IP to ISDN and ISDN to IP calls fail to connect Note In this section we assume that the LAN endpoint is an H 323 endpoint Possible Causes Verification Steps One of the peers does not exist Check that the peer is configured in the peer list at Gateway gt Settings gt IP Connectivity Ports configuration mismatch In the peer list at Gateway gt Settings gt IP Connectivity check that m The LAN endpoint is configured with the correct signaling port number m The LifeSize Gateway Q 931 port is identical to the port configured in the LifeSize Gateway using the Advanced Commands The wrong dial plan is in use the destination number does not begin with a LifeSize Gateway service Change the destination
78. he versions of software components installed on the device Date Time The date and time that the LifeSize Gateway clock reports Related Topics Updating Your License on page 6 m Viewing Software Version Details on page 6 Setting the Time and Date on the Gateway on page 6 m Setting the Gateway Location on page 7 m Resetting Default Device Basic Settings on page 8 Configuring the LifeSize Gateway 5 How to View General Info About the Gateway UPDATING YOUR LICENSE e VIEWING SOFTWARE VERSION DETAILS e SETTING THE TIME AND DATE ON THE GATEWAY e 6 LifeSize Gateway User Guide You use the Basics tab to update your LifeSize Gateway license Procedure On the sidebar click Device Click the Basics tab Click Update The Licensing and Registration dialog box appears Access the LifeSize web site to register before requesting a new license key by clicking the Click here to register at the web site link or by copying the URL that appears in the lower half of the screen into your browser Enter your new license key in the New license key field and click Upload to activate the new license key You use the Basics tab to view expanded software version information Procedure On the sidebar click Device Click the Basics tab Locate the Software version field and click Details The Version Details dialog box appears You use the Basics tab to choose how your LifeSize Gateway tracks the d
79. he destination rejected the transaction request 5 Version is not compatible 6 No permission to perform requested transaction T The destination gatekeeper cannot be reached 8 Gateway resources have been exhausted 9 Destination address is not formatted correctly 10 LAN crowding has caused the call to be dropped 11 The destination is busy and cannot respond to the call transaction 12 Undefined reason for transaction failure 13 Call should be routed to a gatekeeper 14 Call should be forwarded 15 Call should be routed to an MC 16 Call deflection has occurred 17 Access denied 18 The called party is not registered at the destination 19 The calling party is not registered Configuring the LifeSize Gateway 27 How to Configure Gateway Settings Table 1 5 Peer to Peer H 323 Call Disconnect Reasons continued Number H 323 Call Disconnect Reason 20 The connection failed and a new one should be made 21 The called party has no H 245 capabilities 22 Facility message sends conference list choice 23 Request to establish H 245 connection 24 An indication from an endpoint or a gatekeeper to send a new set of tokens in the tokens and or cryptoTokens field of the Facility message 25 Indicates that the purpose of the message is to update feature set information that was previously sent in the Facility message 26 Indicates that the purpose of the message is to forward elements of another mess
80. ical Interface section In such cases you cannot modify these fields If the LifeSize Gateway does not detect a connected cable you can modify the Interface and Physical standard fields For changes to settings in these fields to take effect the system should be rebooted Gateway line cables are attached to the LifeSize Gateway via a DB 60 connector that provides the serial line connection for the LifeSize Gateway serial ports The cables are Y type with split leads at the remote end On one side is either a V 35 RS 449 EIA 530 or EIA 530A connector On the other side is an RS 366 connector Gateway terminal adapter cables have either a DTE or a DCE interface The LifeSize Gateway can identify which type of cable has been connected to its DB 60 serial ports Cable configuration settings are automatically displayed in the Physical Interface section of the Port tabs The automatically configured settings are shown in Table 1 17 on page 67 Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Click the applicable Port tab 3 Click the Physical Interface button Configuring the LifeSize Gateway 65 Configuring Port Settings 66 LifeSize Gateway User Guide In the Interface field select the DTE or DCE cable interface disabled after you have connected a cable The Physical standard field displays the type of line connected to the serial port In the Terminal adapter field sele
81. ify it The Add or Edit ISDN Information Elements dialog box appears 5 Inthe Prefix field enter or edit the prefix for the ISDN information element If you set this field to Default it cannot be edited after you create the element Configuring the LifeSize Gateway 77 Configuring Port Settings 10 In the Description field enter or edit the description of the ISDN information element If you set this field to Default it cannot be edited after you create the element In the Numbering Plan Identification NPI field choose an NPI code for the ISDN information element In the Type of Number TON field choose a TON code for the ISDN information element In the Maximum digits send field enter the number of digits up to a maximum of 32 allowed for outbound dialing In the DN Manipulation field you can configure the stripping of the ISDN information prefix number from the outbound dialed number The options in this field vary according to the options set in the Prefix and Type of Number TON fields Table 1 24 details the possible variations Table 1 24 DN Manipulation Option Variations Prefix Field Type of Number TON DN Manipulation Options Field Default Local None Append Local Area Code Default Any except Local None Any except Default Any None Strip Prefix 78 LifeSize Gateway User Guide You are now ready to configure your required Network Specific Facility settings see Configuring Network Specific Faci
82. ing Services on page 58 m Adding or Editing Services on page 58 a Deleting Gateway Services on page 60 ABOUT EXISTING The Services tab in the LifeSize Gateway interface displays a list of currently SERVICES defined services for the LifeSize Gateway in a table format with the following columns and fields Prefix Displays the prefix that identifies the service Description Description of the service Call Type Media type of the call Bit Rate Total bandwidth requested for the service PRI Port 1 or 2 Serial Port 1 to 4 Indicates whether or not the service is enabled for the specified port Total Displays the total number of services currently defined in the LifeSize Gateway ADDING OR EDITING SERVICES e Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click Services To add a new service click Add To edit an existing service select it and then click Edit 4 Inthe Prefix field enter or edit the prefix number of the service The prefix can be up to 31 characters long Valid characters are 0 to 9 and pound sign asterisk and comma Note Since the comma cannot be used in the Party number field of the LifeSize Multipoint Conference Control interface we recommend that you do not use the comma as a prefix in LifeSize Gateway fields 58 LifeSize Gateway User Guide BONDING SYNCHRONIZATION ee About Gateway Services 5 Inthe Description
83. ion for LifeSize Communications is as follows Method Address Internet http www lifesize com E mail support lifesize com Phone 877 LIFESIZE or 877 543 3749 512 347 9300 Fax 512 347 9301 CONTENTS About This Manual Related Documentation vii Configuring the LifeSize Gateway How to Configure Gateway Interface Users About Gateway Interface Users Adding Gateway Interface Users Editing Gateway Interface Users Deleting Gateway Interface Users Viewing LED Information How to View General Info About the Gateway Viewing General Information About the Gateway Updating Your License Viewing Software Version Details Setting the Time and Date on the Gateway Setting the Gateway Location Resetting Default Device Basic Settings Viewing Address Settings Changing Address Settings How to Configure Web Settings Changing the Administrator Interface Web Server Port Enabling HTTPS Managing Digital Certificates Configuring Security About the Gateway Administrator Interface How to Obtain Status About the Gateway About the Status Tab DOAN DOAODA BR BP WBWNHDND ND ai a ee Ce M Ce ae Cee w amaoan dDd0O00 CO Contents iii iv LifeSize Gateway User Guide Viewing B Channel Status Refreshing Gateway Status How to Configure Gateway Settings About the Settings Tab Configuring Basic Gateway Settings Configuring IP Connectivity Settings Configuring IVR Settings Configuring Outgoing Call Delimiters A
84. ist 2 Choose the device that uses the message you want to replace Note The options available in the Target Type drop down list vary according to the LifeSize devices included in your installation The names of audio message files currently uploaded to the target device appear in the Recorded Message field of the Audio Recordings window The lengths of audio message files currently uploaded to the target device appear in the Message Length sec field of the Audio Recordings window EXITING THE UTILITY ea Procedure 1 Open the Actions menu 2 Select Exit 120 LifeSize Gateway User Guide ABOUT EXPRESS SETUP USING EXPRESS SETUP About Express Setup The Express Setup is an alternative way of recording replacing and uploading messages The Express Setup guides you through the recording replacing and uploading procedure for each audio message You proceed through the Express Setup sequentially for each message type You are alternately prompted to select to record a new message and to navigate a path to a new message file with which you wish to replace a current file As you proceed through the Express Setup the dialog box displays the name the current message type and the associated message file Note You can skip the recording and replacing sequence for each message by clicking Next at each step in the Express Setup You can return to any step in the procedure to change the setup for a particular message by clicking Back
85. ization settings The Advanced dialog box appears Configuring the LifeSize Gateway 59 Configuring Port Settings DELETING GATEWAY SERVICES se CONFIGURING PORT SETTINGS In the Bonding Synchronization field choose a bonding synchronization setting Select Prolong only for endpoints that use non standard synchronization mechanisms Click OK to save your setting and close the Advanced dialog box Click the Port Specific tab In the Enable service in ports section select the PRI ports that are enabled for this service Click OK The LifeSize Gateway interface uploads your settings to the services database Procedure In the LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the Services tab Select a service and click Delete Configuring Basic Port Settings on page 61 How to Configure Port Physical Interface Settings on page 62 About Advanced ISDN Settings for PRI Gateways on page 70 Configuring Port Call Policies on page 81 Configuring Port Supported Services on page 82 Note Some configuration options are unavailable in LifeSize Gateways that support only one PRI port 60 LifeSize Gateway User Guide CONFIGURING BASIC PORT SETTINGS Configuring Port Settings In the Basics section of the PRI Port or Serial Port tabs you can configure basic settings for the specified port Note Gateway PRIs only A frame alignment failure message will appear when you enable
86. ize Gateway and also indicates the properties of the call such as the call type or bandwidth requirements Note References to the ISDN network refer also to the serial side of the Gateway Serial The references to B channels refer also to the equivalent bandwidth for the Gateway Serial To obtain the actual serial call rate multiply the number of channels by 64 Kbps 56 Kbps for restricted calls Using the LifeSize Gateway 93 About Dialing Out to the ISDN Network via the Gateway ABOUT GATEWAY SERVICE PREFIXES Gateway services define different call types and bandwidths for IP network endpoints The services are identified by service prefixes The network administrator in charge of the H 323 network is responsible for defining services and informing users of available services See About Gateway Services on page 57 for more information Note A service prefix should not be the same as the first digits of an IP endpoint phone number Dialing Example 1 Voice calls The number string 912015294300 is a voice call from an IP network terminal to an H 323 endpoint on another IP network or to a terminal on the ISDN network This number string consists of 9 The service prefix for a voice call m 12015294300 The destination phone number including the area code Dialing Example 2 Voice calls with the auto bit rate setting service The number string 712015294300 is a voice call from an IP network terminal to an H 323 e
87. lected DTE Common RS 366 Manual Control Data Triggered KG Device RS 366 Manual Control Data Triggered DCE Common RS 366 Related Topics Configuring Signal State and Loopback Control Options Viewing Connection Status CONFIGURING SIGNAL STATE AND LOOPBACK CONTROL OPTIONS Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the applicable Port tab Click the Physical Interface button Click the Advanced button to configure non standard signal state and loopback control options o Force Signal State Enables separate control over signals When you uncheck a specific signal option signaling control is defined by the standard logic of the LifeSize Gateway When you check a specific signal option you can force the signal to the on or off state Signals can be on all the time or off all the time o Enable Local Loopbaclk Enabled for non KG Device terminal adapters only When checked instructs the LifeSize Gateway to perform loopback locally to the specified port without the involvement of a remote entity The LifeSize Gateway raises an LL control signal to request that the DCE device moves to loopback mode Configuring the LifeSize Gateway 67 Configuring Port Settings o Enable Remote Loopback Enabled for non KG Device terminal adapters only When checked sends a loopback command via the specified port to an endpoint on the remote side of the serial int
88. ling protocols 62 66 signaling type 64 SNMP 16 trap events 37 38 40 trap severity enumerations 42 Statistics tab 89 Status tab 18 19 stripping 78 sub addressing 48 97 Index 125 T T 120 32 43 enable 48 TCS4 30 81 96 98 time and date 6 Type of Number TON fields 78 user defined services 57 Users tab 2 3 v V 35 65 Version Details dialog box 6 video protocols enable H 263 H 263 H 264 33 viewing B channel status 19 call details 84 call information 83 general information 4 LED information 4 reported alarm events 89 services on each port 82 software version details 6 system specific information 89 web files 39 41 web server 10 Web tab 10 126 LifeSize Gateway User Guide
89. lity Settings CONFIGURING NETWORK SPECIFIC FACILITY SETTINGS e Procedure Configuring Port Settings This section describes how to complete the procedure that you began in Adding or Editing ISDN Information Elements on page 77 1 Inthe Network Specific Facility NSF field make one of the following selections o Choose one of the pre configured settings or choose None to not configure any NSF information elements Table 1 25 lists the pre configured settings Table 1 25 Pre configured NSF Settings Pre configured Setting Information Element IE Octets IE 1 Octets IE 2 Octets 3 3 1 3 2 32 3 2 4 3 4 5 AT amp T Accunet 4 Al 32 38 38 E6 AT amp T Megacom 4 Al 32 38 38 EB AT amp T Megacom 800 4 Al 32 38 38 E2 AT amp T SDDN 4 Al 32 38 38 El AT amp T Accunet SDVG 4 Al 32 38 38 E6 0 49 OF AT amp T Megacom SDVG 4 Al 32 38 38 E3 0 49 OF AT amp T Megacom 800 SDVG 4 Al 32 38 38 E2 0 49 OF AT amp T SDDN SDVG 4 Al 32 38 38 El 0 49 OF MCI VNET 4 A9 32 32 32 El Sprint VPN 4 A9 33 33 33 El or o Choose Custom Configuring the LifeSize Gateway 79 Configuring Port Settings 80 LifeSize Gateway User Guide o Click Configure The NSF Configuration dialog box appears You can configure up to four NSF information elements Note You can only configure the NSF information elements NSF IEs if you set the Interface field in the Physical Interface section of the PRI Port tab
90. ll identifier Source Party Number Displays the alias that identifies the source endpoint of the call Destination Party Number Displays the alias that identifies the destination endpoint of the call Start Time Displays the time at which the call began Total Call Bandwidth Displays the total bandwidth in Kbps used for this call on both sides Encryption Indicates the level of encryption currently in use for the specified call leg Total Field indicates the total number of calls currently defined in the LifeSize Gateway Configuring the LifeSize Gateway 83 How to View Call Information REFRESHING CALL INFORMATION e VIEWING CALL DETAILS S You can configure the LifeSize Gateway interface to refresh information that appears in the Calls tab every ten seconds Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Inthe Calls tab select the Auto Refresh check box In the Calls tab you can view detailed information for each call currently defined in the LifeSize Gateway Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected 2 Inthe Calls tab select a call and click Details The Call Details window appears Table 1 26 explains the information that this window provides Table 1 26 Call Details Window Fields Field Description Start Displays the time at which the call began
91. lue is 4 and the standard binary value is 0100 Configuring the LifeSize Gateway 73 Configuring Port Settings 74 Table 1 20 Octet Field Functions continued Octet Function Octet 3 2 Octet 3 2 is used to hold information including Carrier Identification Codes CIC A CIC is three digit number used to access the switched services of a particular long distance carrier from a local exchange line All long distance carriers and many long distance resellers have their own unique CIC One or more CIC codes are assigned to each carrier Some examples of CIC are m MCI VNET 222 AT amp T Communications 288 m Sprint 333 Octet 4 Octet 4 is used to hold information representing coding values for features and services Service providers supply the coding values The octet contains eight bits numbered from 1 to 8 and from right to left so that Bit 1 is rightmost and Bit 8 is leftmost The bits contain values representing the following functions m Bits 1 5 The binary Facility Coding Value for the specified feature or service m Bit 6 indicates whether the facility is a feature or a service O 0 The requested facility is a feature oO 1 The requested facility is a service Bit 7 is always set to 1 Bit 8 indicates whether the requested facility has associated parameters or is binary oO 0 There are parameters associated with the requested facility and they are specified in Octet 5 oO 1 The requested facility i
92. m The LifeSize Gateway has rejected an Warning non peer H 323 incoming IP call because the source does not entity rejected appear in the peer list Table 1 8 Gateway Serial SNMP Trap Event Types Event Type Trap is sent when State Severity RAI status A change in RAI status occurs TRUE Warning FALSE Clear Bad video Corrupt or empty video packets are present TRUE Minor in the LifeSize Gateway Includes the ID number of the call during which the event FALSE Clear occurs Power up The LifeSize Gateway has started to operate Information Power down The LifeSize Gateway is shutting down Information Gatekeeper A change occurs in the registration status of TRUE Clear registration state the LifeSize Gateway change FALSE Minor 40 LifeSize Gateway User Guide How to Configure Gateway Settings Table 1 8 Gateway Serial SNMP Trap Event Types continued Event Type Trap is sent when State Severity Loss of Ethernet The network returns after going down TRUE Critical Indicates the time at which the network was restored FALSE Clear Max resource A call could not be established because of a Warning meter lack of one of the following resources CPU audio transcoder DTMF detector or T 120 resources Network problem A problem occurs on the network TRUE Major FALSE Clear Card extract Hot A card has been removed from the LifeSize TRUE Critical Swap chassis under power or ins
93. monitor LifeSize Gateway activity You can view and manage the list of LifeSize Gateway users in the Users tab of the Device section of the LifeSize Gateway interface The Users tab displays all currently configured users and their access levels There are three types of LifeSize Gateway interface users Administrator Full access to the LifeSize Gateway interface to configure LifeSize Gateway settings Operator User can monitor or disconnect calls but otherwise only has read only access to the LifeSize Gateway interface Read only User has read only access to the LifeSize Gateway interface ADDING GATEWAY In the Users tab of the Device section of the LifeSize Gateway interface you can INTERFACE USERS add LifeSize Gateway interface users Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the Users tab 3 Click Add to add a new user The Add User dialog box appears In the User name field enter the user login name In the Access Level field choose one of the following access levels Administrator Operator or Read only 6 Inthe Password field enter the password that the user uses to login to the LifeSize Gateway interface 7 Inthe Confirm Password field re enter the password 8 Click Upload 2 LifeSize Gateway User Guide How to Configure Gateway Interface Users EDITING GATEWAY In the Users tab of the Device section of the LifeSize Gateway interface you can INTERFACE USERS e
94. n 1 mode registration At Gateway gt Settings gt IP Connectivity set the LifeSize Gateway registration mode to Version 2 and try to make the call again Add the LifeSize Gateway services manually to the LifeSize Gatekeeper table of services The LifeSize Gatekeeper is set not to accept calls Set the LifeSize Gatekeeper to accept calls at Gatekeeper gt Settings gt Calls The LifeSize Gateway service is a substring of a LifeSize Gatekeeper service endpoint E 164 number or LifeSize Multipoint service Check the LifeSize Gatekeeper table of endpoints Look for an E 164 number that begins with the specified service prefix Double click each network LifeSize Multipoint and look for a service that begins with the specified service prefix The ISDN endpoint does not support the call bandwidth Check the ISDN endpoint supported bandwidth Dial again with an appropriate bandwidth 104 LifeSize Gateway User Guide RESOLVING ISDN To IP CALL FAILURE Resolving ISDN to IP Call Failure This section describes what to do if ISDN to IP calls fail to connect Note In this section we assume that the LAN endpoint is an H 323 endpoint Possible Causes Verification Steps The LAN endpoint does not appear in the gatekeeper list of registered H 323 endpoints Make sure that the LAN endpoint is properly registered with the gatekeeper and make the call again ISDN Central Swit
95. n incorrect audio codec is used Verify that the G 711 audio codec is used in the call is G711 the LifeSize Gateway supports DTMF detection for G 711 only If another audio codec is used force the call to G711 mode by disabling all the audio media modes at Gateway gt Settings gt Media Modes 110 LifeSize Gateway User Guide Resolving Caller ID Issues RESOLVING This section describes what to do if an incorrect caller ID is used in IP to ISDN CALLER ID ISSUES calls Possible Causes Verification Steps The calling LAN endpoint is set in the Delete the LAN endpoint line from the LifeSize Gatekeeper to use a fixed Calling LifeSize Gatekeeper Endpoints table and Party Number let it register again The LifeSize Gatekeeper is set to use a At Gatekeeper gt Settings gt Advanced fixed Calling Party Number uncheck Use Fixed Calling Party Number Troubleshooting the LifeSize Gateway 111 Resolving Caller ID Issues 112 LifeSize Gateway User Guide USING THE LIFESIZE AUDIO MESSAGE UTILITY FOR IVR MESSAGING About the LifeSize Audio Message Utility About Gateway Call Routing Launching the Audio Message Utility Playing a Message Recording a Message Replacing a Message Uploading a Message to a Device Viewing Message Details Exiting the Utility About Express Setup Using Express Setup Using the LifeSize Audio Message Utility for IVR Messaging 113 About the LifeSize Audio Message Utility ABOUT THE LIF
96. n page 13 Removing a Certificate on page 13 Renewing a Certificate on page 14 Exporting a Signed Certificate on page 14 Importing a Certificate on page 15 Note The tasks you can perform with the wizard depend on the certificate status The status displays on the Welcome to the Web Server Certificate Wizard screen You can generate a self signed certificate or generate a request for an external certificate The request for an external certificate must be sent to a Certificate Authority The Certificate Authority will generate a certificate from the request Procedure In the LifeSize Gateway interface on the sidebar click Device Click the Web tab Click Manage Certificate The Welcome to the Web Server Certificate Wizard screen appears Select Create a new certificate request and click Next Configuring the LifeSize Gateway 11 How to Configure Web Settings 10 To generate a certificate request using existing organization information follow the procedure described at step 6 To generate a certificate request using new information follow the procedure described at step 7 Select Using information from the existing certificate and click Next The Certificate Request Summary screen appears showing the existing organization and geographical information Go to step 8 Select Using new information and click Next Oo Enter the required details in the Organization Information screen and click Next o Enter the requi
97. ndpoint on another IP network or to a terminal on the ISDN network using a service with the bit rate setting of auto This number string consists of 7 The auto bit rate setting service prefix for a voice call m 12015294300 The destination phone number including the area code The bit rate of the call is fixed according to the setting in the source IP network terminal 94 LifeSize Gateway User Guide ABOUT SECOND NUMBER DELIMITERS About Dialing Out to the ISDN Network via the Gateway Note Second number delimiters are available in Gateway PRI only To dial an outgoing 2B call you dial the service prefix for 1B calls and the two B channel phone numbers Because some H 323 endpoints do not support dialing long number strings or two phone numbers you can use a delimiter to indicate to the LifeSize Gateway the end of one number and the beginning of the other See Configuring Outgoing Call Delimiters on page 30 for more information Dialing Example 3 2B video calls The number string 821816455318 is a 2B video call from an IP network terminal to an H 323 endpoint on another IP network or to a terminal on the ISDN network Both B channels have the same number This number string consists of m 82 The service prefix for a 2B video call m 1816455318 The destination phone number including the area code m The second number delimiter The second number delimiter tells the LifeSize Gateway to dial the destination pho
98. ne number a second time Dialing Example 4 2B video calls The number string 821816455318 1816455319 is a 2B video call from an IP network terminal to an H 323 endpoint on another IP network or to a terminal on the ISDN network The B channels have different numbers or your endpoint does not have two phone number fields This number string consists of m 82 The service prefix for a 2B video call m 1816455318 The destination phone number including the area code m The second number delimiter a 1816455319 The second B channel number including the area code Using the LifeSize Gateway 95 About Dialing In to the IP Network via the Gateway ABOUT DIALING IN TO THE IP NETWORK VIA THE GATEWAY Dialing Example 5 6B bonded high quality video calls The number string 867455001 is a 6B bonded high quality video call from an IP network terminal to an ISDN network terminal This number string consists of m 86 The service prefix for 6B bonded calls m 7455001 The phone number of the destination terminal Dialing Example 6 IP ISDN IP direct dialing Gateway supports TCS4 The number string 9825645000 3333 is a call from an IP network endpoint Endpoint 1 to an IP network endpoint in another zone Endpoint 2 through a public ISDN network as shown in Figure 2 1 Gateway A dials using TCS4 while Gateway B is set to receive calls in TCS4 mode Figure 2 1 TCS4 Dialing Public lt ISDN ad
99. ng check box to enable overlap receiving functionality In this functionality the LifeSize Gateway can receive consecutive digits until the dialing is complete instead of receiving the entire phone number as a block of digits The LifeSize Gateway recognizes that an overlap receiving dialing is completed when it receives a fixed predefined incoming number of digits If the LifeSize Gateway receives a complete indication notification from the switch PSTN or a timeout before all the digits have been dialed the call might connect to a different address or rejected If you select this setting perform step 7 otherwise skip to step 8 Gateway PRI only In the Incoming number of digits field enter the number of digits you want the LifeSize Gateway to expect during overlap receiving The LifeSize Gateway waits until this number of specified digits is received and then processes the whole number You can enter any value up to 32 Gateway PRI only In the Outgoing Calling Party Number field enter a number that the LifeSize Gateway automatically provides if the calling IP network endpoint does not provide a calling party number Valid digits are 0 through 9 You can enter up to 11 digits Serial LifeSize Gateways only In the Display name for incoming calls field enter an alias for this serial port The LifeSize Gateway sends this alias to the IP endpoint in serial to IP calls In the Supported Services section of the PRI Port or Serial Port t
100. ns of the events selected in the Enabled events field You can configure up to three different SNMP trap servers 6 Inthe Trap server IP and Port fields enter the IP address and port number for each SNMP server to which you want the LifeSize Gateway to send SNMP trap notifications To remove an SNMP server set the SNMP server IP address to 0 0 0 0 and click Upload Related Topics m Gateway Event Types on page 38 m Trap Severity Enumeration on page 42 Configuring the LifeSize Gateway 37 How to Configure Gateway Settings GATEWAY EVENT TYPES Table 1 7 lists proprietary LifeSize SNMP trap event types for the Gateway PRI as detailed in the RvIrapEventType textual convention Table 1 8 lists SNMP trap event types for the Gateway Serial as detailed in the RvTrapEventType textual convention Note In certain cases after a problem that caused a trap to be sent has been solved an identical clearing trap is sent to indicate that the problem has been solved The severity of the clearing trap is always 0 The trap OID and the RvTrapEventType value of the clearing trap are identical to those of the original trap sent when the problem occurred The sending of a clearing trap is indicated by a severity level of Clear Table 1 7 Gateway PRI SNMP Trap Event Types Event Type Trap is sent when State Severity RAI status A change in RAI status occurs TRUE Warning FALSE Clear Bad video Corrupt or empty video packets
101. o the ISDN or DETECTION ON serial side endpoint unchanged In addition you can configure the LifeSize IP TO ISDN OR Gateway to convert H 245 out of band DTMF signals from the IP side to in band SERIAL CALLS signals on the ISDN or serial side Figure 1 1 illustrates IP to ISDN or serial DTMF processing Figure 1 1 IP to ISDN or Serial DTMF Processing Translate DTMF from IP out of band H 245 to ISDN or Serial in band G 711 only Unchecked Checked IP ISDN or Serial IP ISDN or Serial a x suppressed Be gt in band in band in band in band in band Gateway Gateway ABOUT DTMF The LifeSize Gateway passes incoming in band DTMF signals to the IP side DETECTION ON ISDN endpoint unchanged In addition you can configure the LifeSize Gateway to OR SERIAL TO IP convert in band DTMF signals from the ISDN or serial side to H 245 out of band CALLS signals on the IP side Figure 1 2 illustrates ISDN or serial to IP DTMF processing 52 LifeSize Gateway User Guide How to Configure Gateway Settings Figure 1 2 ISDN or Serial to IP DTMF Processing Duplicate DTMF signal from ISDN or Serial side as out of band on IP side Unchecked Checked ISDN or Serial IP ISDN or Serial H 245 out of band in band in band in band in band Gateway Gateway CONFIGURING DTMF You can enable DTMF detection and settings in the Advanced section of the SETTINGS Settings tab er Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not
102. orVoiceCalls unavailable in Gateway Serial Instructs the LifeSize Gateway to support the LifeSize Gatekeeper CDR Real Connect Time field Real Connect Time indicates the actual time at which an IP to ISDN voice call connects to the ISDN terminal When disabled the LifeSize Gatekeeper uses the Connect Time field for CDR billing purposes Connect Time indicates the time at which the Connect message is sent to the source endpoint Parameters disable enable Remarks Default value is disable Relevant to voice calls only Operational only when the LifeSize Gateway is registered to a LifeSize Gatekeeper working in Routed Mode ForceG711ForMcu Instructs the LifeSize Gateway to open only a G 711 channel in LifeSize Gateway to MCU calls Parameters disable enable Configuring the LifeSize Gateway 55 How to Configure Gateway Settings Table 1 16 Advanced Command Settings continued Command Description NotifyLevel Changes the type and number of debug messages that are generated Parameters 0 Disables LifeSize Gateway logs 3 default Fatal error LifeSize Gateway can no longer provide service a problem affecting user functionality for example call connect failure or no resources available or status prints for Customer Support use 6 Debugging 8 Extended debugging Remarks We recommend that you do not exceed a NotifyLevel of 6 as this might overload the system with a very large debug message
103. ort Settings o Slave the LifeSize Gateway receives the clock signal 10 Inthe Line Build Out field choose Long Haul or Short Haul Note You can configure this setting only if you select Japan in the Country field Skip to step 4 otherwise Related Topics Configuring Fractional Channels on PRI Ports Configuring Line Coding Framing and Signaling Type on PRI Ports In the Physical Interface section of the PRI Port tabs you can configure fractional channels as part of the physical line properties of the specified PRI port Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the applicable PRI Port tab Click Physical Interface Click Fractional to select fractional channels The Fractional dialog box appears 5 Select the Fractional line check box to enable the fractional selection of channels Configuring the LifeSize Gateway 63 Configuring Port Settings 6 Inthe Select the channels field select the check boxes for the individual channels you want to use for fractional E1 or T1 distribution The table contains 24 check boxes for T1 or 31 check boxes for E1 Note You cannot select channel 24 of the T1 settings and channel 16 of the E1 settings These are reserved as the signaling D channels that are essential for communication Note Click Select All to select all fractional channels or Deselect All to deselect all fractional channels 7
104. ote The Resources section is available in Gateway PRI only In the Resources section of the Settings tab you can reserve LifeSize Gateway resources for T 120 enabled calls and for audio transcoded video calls This section also displays the total number of calls that the LifeSize Gateway supports at specified bandwidths The LifeSize Gateway provides full end to end T 120 data collaboration sessions provided that all terminals support the T 120 standard in their conferencing applications In video calls with data transfer the LifeSize Gateway accepts whatever bandwidth the ISDN connection defines for the data and dynamically adjusts the outgoing bandwidth used for data by using the MLP HMLP and VarMLP formats You can also configure the LifeSize Gateway to prioritize the transcoding giving preference to a particular codec that is applied to calls thus optimizing the resource allocation utilized by each call The LifeSize Gateway supports up to 30 video calls on two B channels If transcoding or T 120 capabilities are required the LifeSize Gateway has to reserve resources for these The LifeSize Gateway can differentiate between those calls that support T 120 and those that do not When receiving calls the LifeSize Gateway can check whether you are reserving resources for transcoding or for T 120 capabilities Configuring the LifeSize Gateway 43 How to Configure Gateway Settings es Procedure In the LifeSize Gateway interface
105. oth ends of the connection This section describes what to do if video channels fail to open on the ISDN or LAN endpoint Possible Causes Verification Steps The LAN endpoint or ISDN endpoint does not support the required video codecs At Gateway gt Calls gt Details check that the video channels are open to the ISDN and to the LAN side Some of the media modes in the Gateway configuration are disabled At Gateway gt Settings gt Media Modes verify that all the relevant video codecs are checked Troubleshooting the LifeSize Gateway 109 Resolving DTMF Issues RESOLVING DTMF This section describes what to do if DTMF is not operating correctly ISSUES Possible Causes Verification Steps DTMF is not enabled in the LifeSize Gateway IP to ISDN calls m At Gateway gt Settings gt Advanced verify that Translate DTMF signal from IP Out of band H 245 to ISDN in band ISDN G 711 only is checked m If this is a video call verify that this option is checked for both voice and video calls ISDN to IP calls m At Gateway gt Settings gt Advanced verify that Duplicate DTMF Signal from ISDN side as Out of band on IP side is checked The LifeSize Gateway does not properly identify DTMF tones Open a Telnet connection to the LifeSize Gateway and verify that you see the DTMFs in the LifeSize Gateway log If not verify that the ISDN endpoint generates the DTMF tones A
106. ow an administrator to limit a specific service to a maximum bit rate When deselected and the bearer rate is greater than the service rate the LifeSize Gateway processes the call at the service rate When deselected and the bearer rate is lower than or equal to the service rate the LifeSize Gateway processes the call at the bearer rate If the bearer bit rate is set to Auto the LifeSize Gateway process the call at the bearer rate 46 LifeSize Gateway User Guide How to Configure Gateway Settings Table 1 10 Advanced Settings IP to ISDN or Serial Calls continued Field or Check Box Description Auto dial voice call in case of video call fail unavailable in Gateway Serial Select to instruct the LifeSize Gateway to attempt to reconnect video calls as voice calls after a video call has failed at call setup The LifeSize Gateway uses the auto redial mechanism for outgoing video calls when any of the ISDN disconnect reasons listed below occur When selected the LifeSize Gateway first tries to redial the call as a restricted video call at 56 Kbps If the call fails for any of the reasons listed below the LifeSize Gateway tries to redial the call as a voice call When deselected the call disconnects The LifeSize Gateway log indicates both the disconnect reason and the LifeSize Gateway attempt at redialing Note The auto redial mechanism operates independently of the downspeeding functionality The ISDN disconnect
107. pport H 323 version 1 o Version 2 For gatekeepers that support H 323 version 2 or later Gateway PRIs only Select the Unregister from Gatekeeper on ISDN connection failure check box to force the LifeSize Gateway to unregister from its gatekeeper when both ISDN D channel connections are no longer active The gatekeeper is forced to send new IP to ISDN calls through a different LifeSize Gateway thus ensuring high call completion rates The LifeSize Gateway re registers to the gatekeeper when the ISDN connected is restored Serial LifeSize Gateways only Select the Unregister from Gatekeeper when no cable is connected check box to force the LifeSize Gateway to unregister from its gatekeeper when no cable connection is found When at least one cable is connected to the LifeSize Gateway the LifeSize Gateway can register to its gatekeeper If no cables are connected to the LifeSize Gateway the LifeSize Gateway is automatically unregistered from the gatekeeper see Configuring Properties of Serial Ports on page 65 for more information 12 13 14 How to Configure Gateway Settings Select the Send load balancing messages RAJ check box to enable the sending of RAI messages to the gatekeeper for the purpose of load balancing on the network If you select this option perform step 13 and step 14 Gatekeepers can perform load balancing on the network using feedback from the LifeSize Gateway in the form of Resource Available Indication
108. priority DID gt TCS4 gt IVR gt Default Extension If a routing method fails the LifeSize Gateway automatically tries to route the call through the next routing method in line If all methods fail the call is rejected The call might also be rejected if the LifeSize Gateway routes the call to an endpoint that is busy or not available Table 2 1 explains the routing methods Table 2 1 Routing Methods Routing Method Explanation DID The LifeSize Gateway supports two forms of DID Direct Inward Dialing Multiple Subscriber Network MSN and sub addressing m MSN The telephone company assigns a group of phone numbers to a particular ISDN line by the telephone company PRI ISDN lines are usually assigned multiple numbers in the US and in Europe When MSN is used an ISDN terminal or phone can dial directly to an IP network endpoint The call is still routed through the LifeSize Gateway but the LifeSize Gateway is transparent to the person dialing from an ISDN terminal An H 323 endpoint on the IP network registers with the gatekeeper using one of the MSN numbers When an ISDN terminal dials the MSN number the call routes through the LifeSize Gateway ISDN port connected to the line with the MSN service to the endpoint that registered using the requested number m Sub addressing Gateway PRI only Sub addressing is a one stage DID dialing mechanism in which a phone sends two numbers One number is for routing on the circui
109. pt new calls You can disconnect all calls currently active in the LifeSize Gateway or wait for them to disconnect In maintenance mode you can only modify the following configuration settings m Services see About Gateway Services on page 57 for more information Fractional B channel status Gateway PRIs only see Viewing B Channel Status on page 19 for more information Gatekeeper IP connectivity see Configuring IP Connectivity Settings on page 21 for more information m Resource allocation m IVR see Configuring IVR Settings on page 28 for more information To enter maintenance mode click Enter Maintenance Mode To exit maintenance mode click Exit Maintenance Mode You can save LifeSize Gateway configuration settings to a file and then export this file to a storage device on your network You can use the saved configuration file to restore the settings to the current LifeSize Gateway unit or to configure a similar LifeSize Gateway unit An exported configuration file saves most of the current Device section settings and all of the current Gateway section settings You must use the Export button on the toolbar to save the configuration settings to a file The Export button appears only when Gateway section settings are activated When you save a configuration file the current Device section settings are saved in the file If you want to change these settings for export click Upload on the toolbar to save these settings
110. r for incoming calls To do this type the same number for the IVR operator extension for each of the IP terminals that you want to include in the single number access You can also use an ISDN endpoint as the IVR operator extension To do this define the IVR operator extension using the format lt LifeSize Gateway service gt lt ISDN number gt 9 Select or deselect the Return to main IVR menu if IP extension is unreachable check box to enable or disable an IVR retry Note This check box is selected by default except after a software upgrade in which case it is deselected Regardless of whether or not this check box is selected if a call cannot be connected the user is played an IVR message that states the reason why the call cannot be connected followed by instructions as to what to do next Configuring the LifeSize Gateway 29 How to Configure Gateway Settings 10 Inthe IVR address field enter the IP address for the IVR system on the external device 11 In the Port field enter the port number for the IVR system on the external device The default port setting is 1620 CONFIGURING In the Delimiters section of the Settings tab you can configure outgoing call OUTGOING CALL delimiter characters DELIMITERS Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if it is not already selected 2 Click the Settings tab 3 Click the Delimiters button 4 Inthe Second number delimiter field enter the cha
111. racter used as a second number delimiter for dialing more than one ISDN number in setting up a 2B call You can use the pound sign asterisk or comma as a delimiter in outgoing calls only Not available in Gateway Serial 5 Inthe TCS4 extension delimiter field enter the character used as an 30 LifeSize Gateway User Guide extension number for TCS4 outgoing IP to ISDN call routing You can use the pound sign asterisk or comma as a delimiter in outgoing calls only This setting does not apply for voice calls Note Since the comma cannot be used in the Party number field of the LifeSize Multipoint Conference Control interface we recommend that you do not use the comma as a second number delimiter or as a TCS4 extension delimiter ABOUT ENCODING DECODIN G PROTOCOLS ABOUT AUDIO TRANSCODING How to Configure Gateway Settings A number of video conferencing terminal applications require the G 722 and G 722 1 audio compression codecs to provide high quality voice communications The G 722 and G 722 1 formats using a digital sampling rate of 7 KHz provide higher quality voice sampling with a greater dynamic range The LifeSize Gateway does not transcode G 722 or G 722 1 but supports them transparently Since the G 722 codec is of a much higher audio quality than other codecs and requires higher bandwidths the LifeSize Gateway supports G 722 and G 722 1 at the following call bit rates G722 is supported in
112. re TON is local this field indicates whether the DN Manipulation setting is set to Append Local Area Code in the Add or Edit ISDN Information Elements dialog box see Adding or Editing ISDN Information Elements on page 77 for more information Total Displays the total number of ISDN information elements currently listed in the LifeSize Gateway database Note You can select the Same as Port check box and select another PRI port to duplicate advanced ISDN settings from that port When you select this option you cannot make any edits to the configuration settings This option is unavailable in LifeSize Gateway that support only one PRI port 70 LifeSize Gateway User Guide ABOUT NSF SETTINGS Configuring Port Settings Related Topics About NSF Settings on page 71 Adding or Editing ISDN Information Elements on page 77 Deleting ISDN Information Elements on page 81 The NSF Information Element IE feature enables system administrators to coordinate network and service requirements with service providers Service providers supply the information that you enter in the NSF Configuration dialog box System administrators can either select any of the pre configured NSF settings or choose to configure their own NSF Information Element using service provider information You can specify the following information in the NSF m The service providers with which you want their network to work The specific network plan and eq
113. red details in the Geographical Information screen and click Next o The Certificate Request Summary screen appears showing the configured organization and geographical information Go to step 8 Click Next to generate a certificate request Copy the generated request text to a file and send it to the certification authority as described in Loading a Certificate on page 13 Click Finish DELETING A PENDING You can delete a pending request for an external certificate which has not yet CERTIFICATE been loaded REQUEST ee 12 LifeSize Gateway User Guide Procedure In the LifeSize Gateway interface on the sidebar click Device Click the Web tab Click Manage Certificate The Welcome to the Web Server Certificate Wizard screen appears Select Delete a pending request and click Next The Delete a Pending Request screen displays Click Finish How to Configure Web Settings LOADING A You load an external certificate that has been received from a certificate CERTIFICATE authority The external certificate must match a pending request for it to be loaded properly e Procedure In the Gateway Administrator interface sidebar click Device Click the Web tab Click Manage Certificate The Welcome to the Web Server Certificate Wizard screen displays 4 Select Process the pending request and install the certificate and click Next The Process a Pending Request screen displays REMOVING A You can remove a self signed or an
114. rmation define the LifeSize Gateway mode of operation configure and edit LifeSize Gateway services configure physical line settings monitor and disconnect calls view reported alert events and view debugging details Table 1 3 explains the tabs that appear in the LifeSize Gateway Administrator interface Note There may be slight variations between the configuration options described in this section and the options appearing in the LifeSize Gateway you are working with 16 LifeSize Gateway User Guide About the Gateway Administrator Interface Table 1 3 Gateway Administrator Interface Tabs Tab Name Description Status Displays LifeSize Gateway resource usage information number of calls currently in progress and servicing gatekeeper details Settings Defines the mode of LifeSize Gateway operation Services Defines services that the LifeSize Gateway provides Port Defines physical line settings for that particular PRI or serial port Calls Displays details on current calls and disconnect calls Event Log Displays reported alert events Statistics Displays specific system information such as call traces and debugging details Maintenance Provides access to maintenance mode in which you can prevent the LifeSize Gateway from accepting new calls and perform software upgrades and other maintenance work Note The Gatekeeper control on the right side of the toolbar provides a link to the Adminis
115. rules apply if at least one of the peers rejected the call due to capacity overload the call rejection reason towards the call originator is No Resources in all other cases the call rejection reason is Unreachable Destination 7 Inthe Peer hunting timeout sec field enter the length of time between 1 and 10 seconds for which the LifeSize Gateway waits for a Transmission Control Protocol TCP response from each peer device contacted The default value is 5 seconds 8 Select the Accept calls from defined peers only check box if you want the LifeSize Gateway to reject incoming calls from IP side entities not defined in the peer list If deselected the LifeSize Gateway allows incoming calls from IP side entities not defined in the Peer list section 9 Gateway PRI only In the Reject calls from peer devices when less than n B channels are free field enter the lower capacity threshold for rejecting calls from H 323 peer devices The default setting is 6 ABOUT PEER TO PEER H 323 CALL DISCONNECT REASONS How to Configure Gateway Settings Table 1 5 lists the reasons for which the LifeSize Gateway peer to peer hunting module might disconnect a call Table 1 5 Peer to Peer H 323 Call Disconnect Reasons Number H 323 Call Disconnect Reason 1 There is no available bandwidth 2 Gatekeeper resources have been exhausted 3 The destination cannot be reached 4 T
116. ryption 44 Event Log tab 89 external program access 16 F fast start 48 FECC 34 File Download dialog box 91 fractional channels 63 Fractional dialog box 63 64 framing 64 FTP 16 G gatekeeper registering 21 H 239 50 H 323 call disconnect reason 27 56 fast start 48 version1 22 version 2 or later 22 ICMP 16 importing files 91 incoming call routing methods 81 97 IVR 28 48 corrupt files 39 41 operator 98 routing 81 98 L LED Monitoring tab 4 license update 6 Licensing and Registration dialog box 6 line coding 64 location 7 maintenance mode 90 Maintenance tab 90 MSN 97 network jitter tolerance field 49 Network Specific Facility NSF 79 NSF Configuration dialog box 71 80 Oo operator access level 2 P peer to peer connectivity 21 24 disconnect 27 56 hunting module 27 peer hunting mode 24 Port Specific tab 60 ports physical line properties 62 PRI 62 settings 61 supported services 82 presentation restriction 46 48 50 PRI ports 62 PRI Port tab 70 Q Q 931 46 48 71 80 Quality of Service QoS 35 R read only access level 2 refresh 19 resources 44 rollover 39 49 routing 81 96 RS 366 65 RS 449 65 S saving configuration settings 90 second number delimiter 30 95 security 16 Security tab 16 services 57 82 default 57 prefix 57 82 94 user defined 57 Services tab 46 Settings tab 17 20 21 28 30 33 34 37 43 46 53 59 signa
117. s DTMF tone information to the ISDN endpoint in band only Note For Gateway PRI enabling DTMF detection for video calls reduces the number of supported calls at 128 Kbps from 30 to 22 when using an El connection Capacities are lower when using a T1 connection The signal generated by a DTMF encoder is a direct algebraic summation in real time of the amplitudes of time sine or cosine waves of different frequencies An example of the use of DTMF is in touch tone telephone dialing DTMF tones are sent out as you dial For example pressing 1 sends a tone created by combining frequencies of 1209 Hz and 697 Hz 50 LifeSize Gateway User Guide How to Configure Gateway Settings The touch tone system uses pairs of tones to represent the various keys on the telephone A low tone and a high tone are associated with each button 0 9 and The low tones vary according to the horizontal row in which the tone button is located in Table 1 15 The high tones correspond to the vertical column in which the tone is located The local telephone company receives each pair of tones decodes the number dialed and makes the connection Table 1 15 DTMF Tone Assignments 4209 Hz 1336 Hz 1477 Hz 1633 Hz 697 Hz ey os n 770 Hz a m p Pa PRS TUV WHY 941 Hz P a P Configuring the LifeSize Gateway 51 How to Configure Gateway Settings ABOUT DTMF The LifeSize Gateway passes incoming in band DTMF signals t
118. s a binary facility There are no parameters Octet 5 LifeSize Gateway User Guide Octet 5 is used to hold information representing coding values for parameterized facilities The octet contains eight bits numbered from 1 to 8 and from right to left so that Bit 1 is rightmost and Bit 8 is leftmost The bits contain values representing the following functions m Bits 1 7 represents the parameterized field coding value Bit 8 is for future use Configuring Port Settings Table 1 21 shows Octet 4 binary facility coding values for specified features when Bit 6 is set to 0 Table 1 22 shows binary facility coding values for specified services when Bit 6 is set to 1 Table 1 21 Feature Binary Facility Coding Values Bits Feature 0 0 0 0 1 Calling party number preferred 0 0 0 1 0 Billing number preferred 0 0 0 1 1 Calling party number only 0 0 1 0 0 Billing number only 0 0 1 0 1 Operator 0 0 1 1 0 Pre subscribed Common Carrier Operator 0 0 1 1 1 Reserved 0 1 0 0 1 Call Associated Temporary Signaling Connection TSC 0 1 0 1 0 Notification of Call Associated TSC clearing 0 1 0 1 1 Reserved 0 1 1 0 0 Reserved 1 0 0 0 0 Reserved Table 1 22 Service Binary Facility Coding Values Bits Feature 0 0 0 0 1 Software Defined Network SDN Includes Global SDN 0 0 0 1 0 AT amp T Megacom Configuring the LifeSize Gateway 75 Configuring Port Settings
119. scription of the peer device o IP Address The peer IP address o IP Port The peer IP port number o Calls Displays Yes or No to indicate whether or not there are currently any active calls between the peer and LifeSize Gateway To change the order of peer devices used in peer hunting select a peer device and click the up or down arrow button to change its order To add or edit a peer device click Add or select the peer device and click Edit Perform the following steps in the Add peer or Edit peer dialog box o Inthe IP Address field enter or edit the peer IP address Note Two peers cannot have the same IP address or host name Uniform Resource Locator URL o Inthe IP Port field enter or edit the peer IP port number o Inthe Description field enter or edit the description of the peer Configuring the LifeSize Gateway 25 How to Configure Gateway Settings 26 LifeSize Gateway User Guide o Click Upload Note You cannot add a single peer to the Peer list section more than once To delete a peer device select the peer device and click Delete Deleting a peer does not cause its active calls to disconnect but no new calls are routed to the deleted peer Note The peer hunting process stops when one of the peer devices accepts the call or when the call is rejected with a disconnect reason When a LifeSize Gateway has scanned the Peer list section and still cannot connect a call the following
120. t switched network The other number is forwarded to the LifeSize Gateway inside a Q 931 sub addressing information element for IP address resolution by the gatekeeper Sub addressing can also be used for implementing ISDN fallback when not enough bandwidth is available for routing an P oriented call over IP Implementing ISDN fallback requires the support of the gatekeeper Using the LifeSize Gateway 97 About Dialing In to the IP Network via the Gateway Table 2 1 Routing Methods continued Routing Method Explanation TCS4 TCS4 is a special routing method for incoming H 320 video calls TCS4 allows direct inward dialing to an endpoint on the IP network through the LifeSize Gateway when DID is not available H 323 endpoints on the IP network register with the gatekeeper using extension numbers When an ISDN terminal dials one of the LifeSize Gateway phone numbers followed by a TCS4 extension the call is routed directly to the corresponding IP endpoint registered with that extension IVR IVR Interactive Voice Response is a widely deployed automated call answering system that responds with a voice menu allowing you to make choices for routing the call The LifeSize Gateway can operate with its own internal IVR or an external IVR located in another device When an incoming call activates the IVR system it initiates an interactive session with the caller The caller directs the call to its destination endpoint by responding
121. the Geographical Information screen and click Next o The Certificate Request Summary screen appears showing the configured organization and geographical information Go to step 7 7 Click Next to generate a certificate request 8 Copy the generated request text to a file and send it to the certification authority as described at Loading a Certificate on page 13 9 Click Finish EXPORTING A SIGNED Exporting a signed certificate sends the certificate to a text file and the key CERTIFICATE material known as the keyblob to the same text file e Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the Web tab 14 LifeSize Gateway User Guide IMPORTING A CERTIFICATE How to Configure Web Settings 3 Click Export Certificate The Certificate Export screen displays 5 Enter a password of up to 16 characters and click OK The File Download screen displays 6 Click Save and save the file to the directory where you wish to save the certificate The certificate is saved as certific csr The Download Complete screen displays You can import a certificate from a saved location Note The Administrator is responsible for the passwords The system does not save import or export passwords Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Device 2 Click the Web tab 3 Click Import Certificate The Import a Certificate File dialog box displays 4 Enter the certi
122. the network read only Related Topics m Changing Address Settings on page 9 CHANGING ADDRESS In the Addressing tab you can change the following address information for the SETTINGS LifeSize Gateway IP address information DNS information and the Ethernet port speed and duplex e Procedure In the Administrator interface on the sidebar click Device Click the Addressing tab To change an IP address setting do any of the following steps o Inthe IP Address field type the IP address you want to assign to the LifeSize Gateway o Inthe Router IP field type the IP address of the router you want the LifeSize Gateway to use o Inthe Subnet Mask field type the subnet mask you want the LifeSize Gateway to use 4 Inthe DNS Server IP field type the IP address of the DNS server that you want the LifeSize Gateway to use 5 Inthe Port settings field choose the Ethernet port and duplex speed value you want to set 6 On the toolbar click Upload Configuring the LifeSize Gateway 9 How to Configure Web Settings Related Topics m Viewing Address Settings on page 8 How To m Changing the Administrator Interface Web Server Port on page 10 CONFIGURE WEB m Enabling HTTPS on page 10 SETTINGS Managing Digital Certificates on page 11 CHANGING THE Port 80 is the default Administrator interface web server port For additional ADMINISTRATOR security you can modify the web server port in the Web tab INTERFACE WEB SERVER POR
123. trator web page of the LifeSize Gatekeeper with which the LifeSize Gateway registers Enter the IP address of the LifeSize Gatekeeper with which the LifeSize Gateway registers in the Specify Gatekeeper address field in the IP Connectivity section of the Settings tab when the IP connectivity mode option is set to Using gatekeeper For more information see Configuring the Gateway to Register With a Gatekeeper on page 21 Configuring the LifeSize Gateway 17 How to Obtain Status About the Gateway How TO OBTAIN STATUS ABOUT THE GATEWAY ABOUT THE STATUS The Status tab displays the current rate of use of LifeSize Gateway resources the TAB total number of current calls and servicing details Table 1 4 lists the information in the Status tab Table 1 4 Status Tab Sections Section Name Description General m Status Indicates the operational status of the LifeSize Gateway OK or Failure In cases of failure a text description of the problem appears For example PRI connection remote side loss of frame alignment Gateway Overall Gateway usage Displays the rate of Resource Meter LifeSize Gateway resources currently in use m CPU usage Displays the rate of CPU resources currently in use Audio transcoder usage Displays the rate of audio transcoding resources currently used for video calls ISDN B channels in use Displays the total number of Integrated Services Digital Network ISDN B channels
124. ts to choose the type of connection they want to establish with a terminal or telephone on a circuit switched network A LifeSize Gateway service defines the maximum bit rate for each channel the media content of the stream voice or data and the mode of the call restricted or non restricted A service prefix identifies a service The service prefix is an identifier string that can have up to 31 characters Valid characters are 0 to 9 pound asterisk or comma You access a service by dialing the service prefix before the phone number of the destination For example 9 would be identified by the LifeSize Gateway as a service prefix if you dialed 9 5673994 Note Ifthe Ignore caller bearer rate and force service rate setting in the Advanced section of the Settings tab is selected a service uses the defined bit rate If the Ignore caller bearer rate and force service rate setting is deselected the bit rate defined in the service serves as the maximum limit for the service The LifeSize Gateway has two types of services default and user defined Default services come pre configured on the LifeSize Gateway User defined services are services that you can define at any time using the LifeSize Gateway interface Upon registration with a gatekeeper the LifeSize Gateway provides the gatekeeper with a list of LifeSize Gateway services Configuring the LifeSize Gateway 57 About Gateway Services Related Topics About Exist
125. tton Select the Enable bonding check box to enable ISDN bonding support In the Maximum B channels for bonded call field choose the maximum number of B channels 3 4 5 6 8 12 23 or 30 that you want to a Aa WwW N 34 LifeSize Gateway User Guide CONFIGURING QUALITY OF SERVICE SETTINGS How to Configure Gateway Settings allow for a single bonded call The default setting for Gateway PRIs is 30 When the number of B channels required to process a bonded call exceeds the number specified in this field the LifeSize Gateway performs downspeeding as shown in Table 1 6 6 Inthe For bonded calls allow downspeeding down to n B channels field choose the minimum number of B channels that must be available before the LifeSize Gateway attempts to reconnect a video call Table 1 6 Downspeeding Policy Operation Call Direction Downspeed If Call B Channels Exceed the Advanced Maximum Command Parameter LAN IP to WAN ISDN enable Gateway tries to call at the maximum default number of B channels LAN IP to WAN ISDN disable Call disconnects WAN ISDN to LAN IP enable Call disconnects default WAN ISDN to LAN IP disabled Call disconnects You can assign a Quality of Service QoS priority level to video and voice calls using either pre configured system settings or by creating your own settings Quality of Service settings involve configuring the LifeSize Gateway to add a Quality of Service QoS Diff
126. uipment with which you want your network to work for example switches and bandwidth m The specific services available to their network for example 1 800 phone numbers Instructions are contained in the NSF IE fields of outgoing Q 931 setup messages in the format shown in Figure 1 3 Figure 1 3 Network Specific Facility Information Element Format 8 7 6 5 4 3 2 1 Network Specific Facilities 0 0 1 0 0 0 0 0 Octet 1 Information Element identifier Length of network specific facilities contents Octet 2 Length of network identification Octet 3 ae Type of network identification Network identification plan Octet 3 1 0 Network Identification IA5 characters Octet 3 2 spare Parameterized 1 Feature pe A Binary Exp Senice Facility coding value Octet 4 0 A 5 Parameterized Field Octet 5 spare Configuring the LifeSize Gateway 71 Configuring Port Settings NSF Information Elements contain a number of configurable Octet fields The values entered in these fields represent instructions contained in outgoing Q 931 Setup messages Figure 1 3 represents the format of such instructions Table 1 20 describes the function of each of the Octet fields Table 1 20 Octet Field Functions Octet Function Octet 3 Octet 3 represents the total number of Octet 3 X fields required for the specific information element including the Octet 3 field itself 72 LifeSize Gateway User Guide Configuring
127. xample 9 Dialing to an IP network endpoint through the IVR The number string 5645000 lt wait for the IVR to respond gt 5561 is a call through an IVR routing mechanism This number string consists of 5645000 The LifeSize Gateway phone number m 5561 The number of the requested endpoint This is required by the IVR for call completion If you do not dial the number of a destination endpoint when requested to do so by the IVR the IVR automatically passes you to an operator You can define any endpoint on the IP network as the IVR operator see Configuring IVR Settings on page 28 for more information When IVR is enabled you are answered by a recorded message prompting you to enter the destination endpoint phone number If you do not know the destination endpoint number the IVR routes the call from the LifeSize Gateway using ISDN to the IP network endpoint that is defined as the IVR operator Using the LifeSize Gateway 99 About Dialing In to the IP Network via the Gateway Dialing Example 10 Dialing to an IP network endpoint through an operator The number string 5645000 lt wait for the IVR to respond gt is a call to an IP network through an IVR operator This number string consists of a 5645000 The LifeSize Gateway phone number This character is optional 100 LifeSize Gateway User Guide TROUBLESHOOTING THE LIFESIZE GATEWAY This section covers problems you might encounter when configuring operatin
128. y gt Port gt Physical Interface gt Advanced confirm proper framing selection RESOLVING This section describes what to do if IP to ISDN calls fail to connect IP TO ISDN CALL FAILURE Possible Causes Verification Steps The LifeSize Gateway is not registered to m Verify at Gateway gt Settings gt IP the gatekeeper Connectivity that the LifeSize Gateway is in Using gatekeeper mode and not in Peer to Peer mode m Verify at Gateway gt Settings gt IP Connectivity that the gatekeeper IP address is correct m When using more than one LifeSize Gateway verify that each LifeSize Gateway has a unique registration name The LAN endpoint dialed the wrong Confirm that the correct LifeSize Gateway LifeSize Gateway access prefix service prefix is used Troubleshooting the LifeSize Gateway 103 Resolving IP to ISDN Call Failure Possible Causes Verification Steps The H 320 endpoint is unavailable or busy or there is an ISDN connection problem Make a direct video call to the ISDN endpoint from another ISDN endpoint to identify whether the source of the problem is the ISDN endpoint or the LifeSize Gateway The LAN endpoint made the call while set to ISDN call mode instead of LAN call mode Change the endpoint dialer to LAN mode and try calling again The LifeSize Gatekeeper table of services does not include the LifeSize Gateway services because the LifeSize Gateway is set to H 323 versio
129. you can configure enable and disable various advanced LifeSize Gateway settings Procedure 1 Inthe LifeSize Gateway interface on the sidebar click Gateway if not already selected Click the Settings tab Click Advanced Table 1 10 explains the IP to ISDN or Serial call settings you can configure in this section Table 1 11 explains the ISDN or Serial to IP call settings you can configure in this section Table 1 12 explains the IP call settings you can configure in this section Table 1 13 explains the ISDN call settings you can configure in this section available in Gateway PRI only Table 1 14 explains the general call settings you can configure in this section Table 1 10 Advanced Settings IP to ISDN or Serial Calls Field or Check Box Description Conceal caller ID unavailable in Gateway Serial Select to have the LifeSize Gateway hide the identifier of the calling endpoint on the IP network regardless of whether or not the Support Presentation Restriction advanced setting is selected The callerID field of the Q 931 message is sent over the ISDN network empty Ignore caller bearer rate and force service rate Select to configure the LifeSize Gateway to ignore the incoming call bearer rate and to use instead the bandwidth specified for the service on the Services tab to process the call If the service bit rate is set to Auto the LifeSize Gateway process the call at the bearer rate Deselect to all

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