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Bridge-IT Manual v1.10.xx

1. TCP protocol ensures reliable in order delivery of data packets between a sender and a receiver Its two functions include controlling the transmission rate of data and ensuring reliable transmission occurs Generally not well suited to streaming live audio because buffering latency is employed to ensure data packets are received in order Time to Live is the setting used in muliticast servers to ensure data packets have a finite life and don t cause congestion over networks The protocol most commonly used for sending internet audio and video streams UDP packets include information which allows them to travel independently of previous or future packets in a data stream In general UDP is a much faster and more efficient method of sending audio over IP Unicast Broadcasting of a single stream of data between two points Tieline Pty Ltd 2011 140 Bridge IT Manual v1 10 xx 10 Specifications Input Output Specifications fee Audio 2 x Female XLR Channel 1 mic line channel 2 line only Inputs Analog Audio 2 x Male XLR Outputs a In 1 x female XLR Channel 1 in shared with Ch1 analog input AES3 Out 1 x male XLR Headphones 1 x 6 35mm 1 4 Jack on rear panel Audio Input High Impedance gt 5K ohm Impedance Output lt 50 ohm Balanced Impedance Clipping Level 22dBu input and outputs 24 bit A D amp D A Converters Frequency 20Hz to 20kHz Response Total Ha
2. 6 9 RS232 Data Adjustments Bridge IT can be connected to external devices and send RS232 compatible data via the serial port on the rear panel of the codec To enable RS232 data within a connection select Enable Auxiliary Data when creating a program in the Connect panel wizard see Configuring Point to Point Programs or Configuring Multi Unicast Programs Alternatively use the codec Config menu see Enabling RS232 Data Setting RS232 Data Rates and Flow Control 1 Open the web GUI and click the System E button at the top of the screen to display the System panel 2 Click the Options button at the top of the System panel 3 Click the Baud rate drop down menu arrow to select the serial port baud rate which matches the baud rate of the external device connected to the RS232 port on the codec 4 Click to select the Enable flow control check box and enable flow control then click Save settings Tieline Pty Ltd 2011 Web GUI Introduction ot Network Optio SIP Firmware Licensing l Backup i Important Notes Bridge IT cannot send RS232 data or activate relays on IP enabled Tieline G3 codecs e t is important that you enable serial port flow control within the codec Flow control regulates the flow of data through the serial port If disabled data will flow unregulated and some may be lost e Ensure you match the serial port baud rate to match the rate of the external device you are connecti
3. Navigate to Dir and press e9 Select the encode or decode direction setting you want and press or NO Oo W Tieline Pty Ltd 2011 Routine Programming Tasks 115 16l l 22 Encec Direction Tieline 7 7 Enabling Relays amp RS232 Data By default sending of data is disabled in Bridge IT Data must be enabled in the Connection menu in Bridge IT to enable contact closure operation and RS232 data Press the HOME button to return to the Home screen Use the navigation buttons on the front panel to select Connect and press the button 3 Select IP and press the button 4 Use the down V navigation button to select Config and press the 0r button 5 Navigate to Data and press to toggle between Enabled and Disabled Note default setting is Disabled RN About Bridge IT Relays Bridge IT IP audio codecs have two CMOS solid state relays for the control of equipment consisting of two relay closures and two opto isolated outputs Inputs The input signal is referenced to chassis ground i e the ground reference terminal on the terminal block is connected the chassis The input device is a high impedance CMOS device with a 330 ohm pull up resistor to 5 volts Operation is as simple as joining the input pin to the ground terminal This can be via a remote relay contact or the open circuit collector of a transistor or FET DO NOT feed voltages into the inputs Outputs CMOS field eff
4. sSY Feature Description s i sSSCS 1 About Details of the Toolbox web GUI and codec firmware versions as well as the codec serial number 2 to open the Bridge IT user manual in a new browser or view support information Support Logs En to download diagnostic information that can be sent to Tieline support a Close button Click to close the Help panel to close the Click to close the Help panel panel z Language Selection The Toolbox web GUI offers language support for several languages 1 Click on the language drop down menu arrow in the top right hand corner of the web GUI page m Basic er English 2 Select your language of choice 3 Click to refresh your web browser and display the new language selected Tieline Pty Ltd 2011 ea Bridge IT Manual v1 10 xx 6 1 Adjusting Input Settings Codec input controls are available within the Inputs panel of the Toolbox web GuUI Configuring Input Channel Settings Codec inputs are configured for analog high gain mic level audio sources by default Click the Configure symbol on each input to adjust input controls Renaming Input Channels 1 Click the Configure symbol on the input channel you want to rename 2 Select Name and click in the text box before entering a new name 3 Click Change Name to confirm the name change aeee ll mer ent ool nge name an F Selecting Analog and Digital Audio Sources 1 Click t
5. t is possible to configure up to 6 multi unicast connections over IP e The first connection in the program connection list is capable of sending bidirectional audio all other connections are unidirectional e Available algorithms for multi unicast connections include AAC Tieline Pty Ltd 2011 7a Bridge IT Manual v1 10 xx 6 4 MPEG Layer 2 Tieline Music and Tieline MusicPLUS Jitter buffering is preset at a minimum of 500 ms for multi unicast connections Renegotiation of connection bit rates is not possible when connected Forward Error Correction FEC is not available for multi unicast connections You need to ensure you have sufficient connection bandwidth at the local codec to support all the connections to which you are connecting If you are dialing from Bridge IT to both G3 and Bridge IT codecs be aware that by default the Audio Reference Level will be configured for the compatibility of the codec dialed first l e if you dial a G3 codec first then the G3 Audio Reference Level will be configured for all connections Monitoring Multiple Unicast Connections The Master panel in the Toolbox web GUI is used to monitor connection details as displayed in the following image Click the blue arrow in the Dialstring column to expand and contract the connection details for a program that you dial or the details of a manually dialed connection as displayed below The process is the same for unicasts and mult
6. 3 If the connection is lost for any reason then silence is enabled ensuring input audio cannot be misconstrued as return program audio for STL connections 4 If the connection is subsequently restored the codec will again monitor decoded incoming audio Tieline Pty Ltd 2011 28 Bridge IT Manual v1 10 xx 3 Language Selection English is the default language in Bridge IT IP codecs To select a new language 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the button 3 Navigate to System and press n 4 Use the navigation buttons to select Language and press 5 Select a language and press CX Tieline Pty Ltd 2011 Introduction to the Codec 29 4 Getting Connected Quickly Bridge IT IP codecs are capable of unicast point to point and multicast stereo connections and multi unicast stereo connections to up to 6 end points How to Connect using Program Dialing Tieline Bridge IT uses the concept of program dialing to connect over unicast multicast or multiple unicast connections Essentially a program is like a Supercharged contact because it is a connection profile with e A Program Name e IP address dialing details for up to 6 connection end points or a multicast IP address e Specific connection profile details pertaining to algorithm FEC jitter buffer and bit rate settings etc Custom programs allow y
7. 4 HE AAC Mono 32 16 5 HE AAC Stereo 32 32 16 HE AAC Stereo 32 48 7 Enhanced apt X Mono 32 16 bit 128 8 Enhanced apt X Mono 48 24 bit Tieline Pty Ltd 2011 Getting Connected Quickly 41 9 Enhanced apt X Stereo 32 16 bit 256 10 Enhanced apt X Stereo 24 bit lt a 11 G 711 Mono 12 G 722 pie 19 0 Music Mono E 8 20 Music Mono 21 Music Stereo e E 22 Music Stereo 32 96 23 MusicPLUS Mono 48 48 24 MusicPLUS Mono 48 96 25 MusicPLUS Stereo 48 96 26 MusicPLUS Stereo 48 128 27 MusicPLUS Stereo 48 192 28 PCM Mono Mono 48 16bit 768 29 PCM Stereo Stereo 48 16bit 4 8 Creating Multicast Connections Two different types of multicast programs need to be created when multicasting e A multicast server program is used by the broadcasting codec to send multicast IP packets to multicast routers on a network e A multicast client program is used by codecs to receive multicast IP audio packets Tieline Pty Ltd 2011 a2 Bridge IT Manual v1 10 xx i Important Notes e When a connection is dialed Tieline codecs normally use session data to configure settings like the algorithm connection bit rate and sample rate setting etc Multicast connections do not use session data and it is imperative that all codecs are configured with the same connection settings prior to con
8. 6 10 minutes Statistics for the last 10 minutes of network activity i Important Note If settings such as the jitter buffer FEC or the connection bit rate are changed it is best to assess a minute of recent connection performance in preference to 10 minutes of historical performance 10 minutes of data will include historical data which includes connection settings that may no longer be relevant It is only when a connection is hung up that packet arrival history is cleared Following is an analysis of possible causes and solutions for the packet analysis statistics displayed on the screen Tieline Pty Ltd 2011 Getting Connected Quickly 47 Packet Displays Possible Causes Possible Solutions Analysis Packets e LAN WAN e Renegotiate connection bit sent and that failed to arrive Indicates how often the jitter buffer reservoir empties causing loss of audio The number of packets that arrive late and after audio play out Indicates the number of FEC repaired packets if FEC active Tieline Pty Ltd 2011 congestion Unreliable ISPs Unreliable networks Inferior IP hardware High number of packets being lost or arriving late Signal dropouts using 3G cell networks Renegotiation causes the jitter buffer reservoir to empty Network congestion Jitter Buffer depth is too low Packets have been lostor corrupted over the network rate downwards If link qual
9. Manual Firmware Upgrades It is possible to configure the web GUI to allow codec firmware upgrades by selecting a file on a PC 1 Click the System W button at the top of the web GUI screen if the System panel is not displayed 2 Click Firmware in the Systems panel 3 Click Update from a selected file and click the Select File button 4 Select the bin file you are using to perform the upgrade and click Open Tieline Pty Ltd 2011 Lookin tfipbooto F CSE gt birth Cj release B AVRack rootfs cpio gz B Bridgelt rootfs cpio qz 4 kam TLRV1000 bin My Documents Mi File name TLB5100 bin opn _ i My Computer Filesoftype bin gz 5 Press the Update Firmware button to commence the upgrade 7 13 Installing Software Licences Additional features can be added to Bridge IT codecs by purchasing and installing license files that are sent to you for each individual codec based on its serial number There are two ways to perform this upgrade 1 Automatically download the software license from TieServer and perform the upgrade 2 Download the new software license file onto your PC and upgrade using the web GUI Checking Installed Licenses The codec License Manager is used to view which licenses are installed in each Bridge IT codec To view the licenses installed in your codec 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select
10. 16 22 Recent Call Tieline 192 165 10 93 4 Press the down V navigation button to select Alg algorithm and press 16l 22 IF Conta t Ft to PH Alg JITBUT Auto Best Compromise FEC Loc OY Rem O 5 Use the navigation buttons to select an algorithm profile or manually enter algorithm settings then press 16l Alaonthm 22 MPZ tone MP2 J Stara 6 If you decide to manually configure the algorithm use the navigation buttons to select your preferred algorithm sample rate if displayed and bit rate pressing after each option is selected 16 422 Bitrate Tieline 96 Kbps 7 Press the down V navigation button to select Jitt_ jitter buffer delay and press to select a different automatic jitter buffer setting for your connection or to enter a fixed buffer setting in milliseconds maximum 999 ms The default Auto Best Compromise setting is a good starting Tieline Pty Ltd 2011 3a Bridge IT Manual v1 10 xx point for most internet connections 16 22 IF Contd fPt to Fti Tieline 8 Press the down WV navigation button to select FEC forward error correction and press to view selection options Use the navigation buttons to choose the FEC percentage you want to use and press 16l IF Contar FPt to Pt gan Loco Rem OTF t Dir PUG 9 When configuration is complete press the RETURN button to navigate backwards to the Connect
11. 16dBu and 22dBu These default PPM audio meter indications are as follows YO iem Inout Audio Tieline Pty Ltd 2011 18 Bridge IT Manual v1 10 xx _ Features Description _ L 16dBu PPM meter low point 2 44Bu sa m 20dBu meee meter in be Nominal Ow reference level at 4dBu 20dBu indication that should not be exceeded to prevent clipping at 22dBu PPM indication displays a solid section at the right hand end when audio is in danger of clipping 16 incut Audio sili 2 line ail gt PENCAE ER ERE Gang 1 2 Disabled Some other brands of professional broadcast codecs use this audio scale To configure this setting manually 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the button 3 Navigate to Audio and press C 4 Navigate to Ref Level and press x 5 Select Tieline G5 and press C Setting Audio Levels When connected to stereo sources the top PPM meter is the left channel and the bottom PPM meter is the right channel Set audio levels so that audio peaks average at the nominal Ow point This represents a program level of 4 dBu leaving the codec Audio peaks can safely reach 22 dBu without clipping providing 18dBu of headroom from the nominal Ow point Intelligent Gain Control IGC When the broadcast action really starts to heat up the codec s inbuilt DSP limi
12. PC LAN settings 51 port selection 51 rules pane 57 statistics pane 57 system pane 57 Tieline Pty Ltd 2011
13. TCP 80 80 SIP Ei UDP 5060 Men UDP 5004 Note Using a port scanner to test a codec will be unsuccessful if you try to scan and the port is already in use i e the codec is connected Changing Codec Port Numbers There are a few reasons why you may wish to adjust the port setting on your codec These include e Having to create a path through gateways and firewalls e Another IP device is already using a codec s port number e More than one studio codec is in use and each codec requires a different port number For a studio and remote codec to connect they need to be configured with matching port numbers If there is a need to change codec port settings in most situations you should consult your organization s resident IT professional To adjust either the session or audio port numbers 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons on the front panel to select Connect and press the button 3 Select IP if an SD card is in the codec and press the button 4 Use the down V navigation button to select Config and press the button 5 Navigate to either Sess session protocol or Proto audio protocol and press CX 6 Select the session or audio protocol you want and and press Tieline Pty Ltd 2011 120 Bridge IT Manual v1 10 xx 7 Use the numeric KEYPAD add a new port number and press CX 7 9 Configuring QoS for Broadcasts It is possible for IP networks to diff
14. 15kHz s 16Kbps and high quality low apt X 10Hz 2 5ms Enhanced 24kHz at 48kHz Mono bit rate remotes STLs Sampling Rates 24Kbps and audio distribution stereo 128Kbps minimum 16bit 32kHz to 288Kbps 24bit 48k Hz Very high quality STLs and audio distribution When selecting linear uncompressed audio or AAC MPEG and apt X enhanced algorithms it is possible to select different either 32kHz 44 1kHz and 48kHz sample rates as required Tieline Music runs at 32kHz sampling and MusicPLUS run at 48kHz sampling G 711 and G 722 will always run at a 32kHz sampling rate downsampled to 8kHz and 16kKHz respectively 7 4 Configuring the Jitter Buffer A jitter buffer is a temporary storage buffer used to capture incoming data packets It is used in packet based networks to ensure the continuity of audio streams by smoothing out packet arrival times during periods of network congestion Data packets travel independently and arrival times can vary greatly depending on network congestion and the type of network used i e LAN versus wireless networks Tieline s Jitter buffer is smart because of its ability to e Remove duplicate packets e Re order packets if they arrive out of order Tieline Pty Ltd 2011 Routine Programming Tasks 107 e Repair the stream in the event of packet loss error concealment e Manage delay dynamically based on current network congestion e Manage forward
15. 48kHz sample rate IMPORTANT the sample rate of the recording on the SD card called fallback mp3 file must match the sample rate of the AES3 SR setting in the Audio menu of the codec to playback successfully e 128 Kbps constant bit rate 3 Copy the MP3 file into the root directory of the SD card 4 Place the card into the slot on the front panel of the codec i Important Note When you create your MP3 file please ensure that the audio levels match the audio scale of your codec connection and that peaks average at the correct levels because IGC is only used on Bridge IT audio inputs and not SDHC card playback see Adjusting Input Levels How Failover Works Failover to the MP3 file on the dialing codec s SDHC card is automatic 1 Immediately if a connection to a remote codec is lost i e someone hangs up the call at the remote codec Note Failover will not occur if Tieline Pty Ltd 2011 Getting Connected Quickly 49 you hang up the connection locally 2 Immediately if the LAN cable is removed from the local codec 3 If audio streaming from the remote codec is lost for 30 seconds or more The codec Home screen indicates that failover to the SDHC card has occurred by displaying F in the Cxns display The MP3 file will play continuously in loop mode until a new connection is created SDHC card failover playback will continue as you attempt to dial a new connection and only ceases when a successful reconnection
16. Config and press the 0x button 3 Use the navigation buttons to select Licenses and press the 0K button 4 Alist of all possible licenses is displayed and all licenses that have been installed have a tick next to them Tieline Pty Ltd 2011 Routine Programming Tasks 127 16 22 License faneder Tieline we w Encode Codec Extended Yeerreanty Update and Install Licenses from the Codec 1 Navigate to Update from TieServer in the License Manager screen and press the button 16 22 License hangge Update from Tie Sener AAC Encode Encode Codec 2 The codec will contact TieServer and automatically install all valid licenses 3 The screen will indicate the update is in progress and then confirm it has been completed successfully 4 Press the RETURN gt button a few times until you return to the Home screen Use the navgation buttons to select Config and press the button Navigate to Reset and press the button Navigate to Reboot Codec and press the button Select Yes and press the button to reboot the codec CON O O Perform an Automatic Software License Install using the web GUI Prior to installation you will need connect your codec to a PC and ensure you are connected to the internet You should also check that you have received notification by email from Tieline that your new license file is ready to download from TieServer 1 Open the Toolbox w
17. Disabled and press the button to toggle to Enabled 5 Use the up navigation button to scroll to the top of the menu and select Apply Setting then press the button to configure DHCP IP addressing Configuring a Static IP Address Static IP addresses are fixed addresses that are recommended for studio installations so that the IP address dialing remains the same over time 1 Press the Home button to return to the home screen 2 Use the navigation buttons on the front panel to select Config and press the button 3 Use the down V navigation button to select LAN and press the 0r button 4 DHCP is enabled by default 16 Metwork Conta DHCP 5 Use the down WV navigation button to select Enabled and press the or button to toggle enabling and disabling of DHCP 6 When DHCP is disabled the Static IP address menu is revealed 16 22 Hetwork Conta Tieline IC 1270 0 1 H Subnet 3 ate i cue Tieline Pty Ltd 2011 Routine Programming Tasks 101 7 Use the up and down V navigation buttons to select Static IP press the button and use the numeric KEYPAD to enter the IP address Press the button to save changes Note use the amp or G buttons to enter the periods in the IP address and use the RETURN button to delete numbers already entered 8 Enter changes to the Subnet Subnet Mask or Gateway Default Gateway in the same way if they are required check with your
18. INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT INDIRECT INCIDENTAL SPECIAL EXEMPLARY OR CONSEQUENTIAL DAMAGES INCLUDING BUT NOT LIMITED TO PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES LOSS OF USE DATA OR PROFITS OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY WHETHER IN CONTRACT STRICT LIABILITY OR TORT INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE EVEN LF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE Tieline Pty Ltd 2011 136 Bridge IT Manual v1 10 xx 8 4 Compliances and Certifications FCC Compliance Notice This equipment has been tested and found to comply with the limits for a class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area may cause harmful interference in which case the user will be required to correct the interference at his her own expense There is no guarantee however that interference wi
19. Navigate to Jitt and press x Select Auto Jitter and press eX 7 Select your preferred jitter buffer setting and press x O How to get the Best Jitter Buffer Results When configuring automatic jitter buffer settings establish the IP connection for a while before going live to let the codec evaluate the prevailing network conditions The initial jitter buffer setting when a codec connects is 500ms and it is kept at this level for the first minute of connection as long as observed delay values are lower than this point After the initial connection period the jitter buffer is adapted to suit the current network conditions and is usually reduced Establish a connection for at least 5 minutes prior to broadcasting so that the codec has been provided with enough jitter history to ensure a reliable connection There are five states or stages that jitter buffer may display and these can be observed in the connection status screen by pressing the Enter Dial button while connected The first four stages are observed in auto jitter buffer mode Tieline Pty Ltd 2011 Routine Programming Tasks 109 1 Stabilization period a1 A few seconds at the start of a connection where no action is taken at all while the establishment of a stable connection means analysis of jitter data is not valid 2 Stage 2 a2 A compatibility check to ensure the RTP connection is compliant and RTP clocks are synchronized enough to pe
20. The jitter buffer setting will actually stay high for a longer period after a jitter spike is detected just in case there are more spikes to follow This setting is best used where audio quality is most highly desired and delay is not so critical Unless delay is irrelevant this setting is also not recommended over peaky jitter networks Such as 3G and is best used on more stable networks where large jitter peaks are not as common Best Compromise This default setting is literally the midpoint between Tieline Pty Ltd 2011 108 Bridge IT Manual v1 10 xx the jitter buffer levels that would have been chosen for the Highest Quality and Least Delay settings It is designed to provide the safest level of good audio quality without introducing too much extra delay Good Quality and Less Delay These two settings lie between the mid point setting of Best Compromise and two settings Highest Quality and Least Delay They indicate a slight preference and may assist in achieving better performance from a connection without incurring extreme delays in transmission or packet loss Configuring Automatic Jitter Buffering Default Setting 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons on the front panel to select Connect and press the button 3 Select IP if an SD card is in the codec and press the button 4 Use the down Vnavigation button to select Config and press the or button 5
21. button 16 22 Reset Functions Tieline Reset Codec Contig Restore Factory Defaults Clear Programs amp Recent Calla 5 Select Yes and press the button to confirm the menu function that you are performing Tieline Pty Ltd 2011 16 amina Tieline Ae WOU SUPE OU Want to Hangyup Reset and Restore Factory Defaults using the Web GUI The web GUI can also be used to reset and restore factory defaults See Reset Factory Default Settings for in the web GUI section of this manual for more details 7 12 Upgrading Codec Firmware Automatic Firmware Upgrades By default the web GUI application integrates with TieServer to automatically update users when a firmware upgrade is available for Bridge IT 1 Connect your codec to your PC using either a LAN or USB connection and open the web GUI program See Connecting to the Web GUI 2 If new software is available the Update symbol appears in the top left hand side of the screen 3 Position your mouse pointer over the Update symbol and click the update dialog when it appears to download the new software New updates are available b Click to download and install them from TieServer 4 Click More Information in the Updating firmware dialog to display details of the upgrade process Tieline Pty Ltd 2011 Routine Programming Tasks 125 Updating firmware This might take several minutes L Uploading Verifying upload
22. characters 1 Press the HOME button to return to the Home screen select Connect then select SIP and press the button Tieline Pty Ltd 2011 Web GUI Introduction 85 16 Connect 2 Use the KEYPAD to enter the numeric SIP address of the codec you want to dial using the or buttons to enter the periods in the SIP address and use the RETURN gt button to delete any numbers already entered Alternatively if you have dialed the SIP address previously press the DIAL button to view the Recent Call screen and select the SIP address you want 16 22 Recent Call Tieline TielineTesti sip iptelorg OS 56 205 155 3 Press the down V navigation button to select Config and press nr then adjust the algorithm jitter buffer and encode decode direction if required Connect SIF 4 Press the RETURN button to navigate backwards to the Connect SIP screen 5 Press the DIAL button to make a connection Tieline Pty Ltd 2011 s6 Bridge IT Manual v1 10 xx 6 7 Save amp Restore Configuration Files The web GUI can be used to save configuration files containing e Profiles programmed to connect using different connection settings e All the settings that a user has adjusted to change the factory default settings current runtime settings Programs are essentially connection profiles that may include e A Program Name e IP address dialing details for up to 6 connection end p
23. have been configured with the most popular settings that provide high quality connections using each available algorithm If you are unsure about which algorithm to use see Selecting an Algorithm for more details on each algorithm available in Bridge IT 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Connect and press the 0x button 3 Select IP and press the button 4 Use the down V navigation button to select Config and press the Tieline Pty Ltd 2011 Getting Connected Quickly 39 button 5 Press the button to select Alg Use the right gt navigation button to select Profile 7 Select the profile you want from the Favorite All Mono or Stereo menus O a 7 i cut de iai 16 Select Category Tielins 2 horn Stereo 5 4 _ Features__ Codec Home Screen Elements 1 Favorite Displays a list of favorite profiles that have been selected manually within the codec by users 2 All Displays all preconfigured mono and stereo profiles within the codec 3 Mono Displays preconfigured mono profiles within the codec 4 Stereo Displays preconfigured stereo profiles within the codec Adding a Profile into the Favorite Menu Press the HOME button to return to the Home screen Use the navigation buttons to select Connect and press the button Select IP and press the button Use the down V navigation button to selec
24. headphone output for monitoring audio inputs 1 and 2 and return link audio If you are using analog inputs you will see analog audio on the PPMs and hear it in the headphones and likewise if you are using AES3 input audio i Important Note When the codec makes a connection it will monitor the decoded return program audio link by default Tieline Pty Ltd 2011 26 Bridge IT Manual v1 10 xx Adjusting Headphone Output Levels 1 Press and hold the button and then press the right gt arrow button to display the H P Volume adjustment screen 2 Use the left lt or right gt navigation buttons to adjust the volume levels up or down The screen displays level adjustments in real time 3 Press when you have an 16 22 Home Tieling fe Volume 6154 ca DANNIN CHxns O Contig Headphone levels can also be adjusted by pressing the HOME Gy button selecting Config then Audio and using the down V button to navigate to HP Level and press e 1 Audio Conta HP Level ol 5153 ref Level Mono Connections When a mono algorithm is selected a single channel of audio is sent to both of the program outputs This provides input audio monitoring in both the left and right sides of the headphone output Stereo Connections When a stereo algorithm is selected audio from channel one is sent to the left output and audio from channel two is sent to the right output Monitoring Input Audio and Return Progra
25. jitter buffer if FEC is being used Tieline Pty Ltd 2011 110 Bridge IT Manual v1 10 xx Fixing Jitter Buffer Settings The default jitter buffer setting in Tieline codecs is 500 milliseconds This is a very reliable setting that will work for just about all connections However this is quite a long delay and we recommend that when you set up an IP connection you test how low you can set the jitter buffer in your codec 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons on the front panel to select Connect and press the button 3 Use the down Vnavigation button to select Config and press the or button 4 Navigate to Jitt and press Select Fixed Buffer and press 6 Use the numeric KEYPAD to enter the fixed buffer value in milliseconds and press n Oo If you change the jitter buffer setting in a codec it will only adjust to the new level when link quality is high e g above 70 This is done to ensure audio quality is not compromised When manually configuring the jitter buffer delay in a codec it is necessary to think carefully about the type of connection you will be using Following is a table displaying rule of thumb settings for configuring jitter buffer delays into your codec Tieline Pty Ltd 2011 Routine Programming Tasks 111 retest tees International 100 400 milliseconds Wireless Network 250 750 milliseconds Satellite IP 500 999 millis
26. need to download the latest version of Java by visiting http www java com The Web GUI will prompt you to do this if the following screen is displayed when attempting to launch the ToolBox web GUI Tieline Pty Ltd 2011 Connecting to the Web Gul 51 TielineS4 Java Installation Guide for the Tieline G5 Toolbox Your current browser i5 not setup to allow the G5 Todlbox to load and run This page will guide you through the installation process required Browser Compatibility Check that your browser meets the minimum requirements Internet Explorer 6 or greater on Windows XP and Windows Vista a Firefox 3 or greater on Windows XP Windows Vista Solaris and Linux Installation of Java You are currently using an old version of Java Using the steps below please upgrade now This is a once only installation process Click Start downloading Java to begin During the Installation your Input might be required a If a security banner appears at the top of the page Click the security banner o Click Download File if a File Download Secunty Warning window appears click Run When the Java Setup installer begins click Install gt When the Installation is complete click Close Toolbox will download additional components as required This will not interrupt the normal running of the application Sant downloading Java if the Java installation process js unsuccessful click here and follow the prompts then r
27. press the button Link Quality LQ Readings Local and Remote LQ numbers can also help you to determine if a problem is Occurring at both ends of the connection or only one For example on an IP connection the L or Local reading represents the audio being downloaded from the network locally i e audio data is being sent by the remote codec Conversely the R or Remote link quality reading represents the audio being downloaded by the remote codec i e audio data Tieline Pty Ltd 2011 46 Bridge IT Manual v1 10 xx is being sent by the local codec Viewing Connection Statistics Press the button when viewing the Connected RTP screen to display the Cxn Stats connection statistics screen which displays the performance of the codec in sending IP audio packets across the network Analysis is assessed over 60 seconds and 10 minutes of connection time D00 ET ag Can Stats O001 28 Dur Los Emp Lat FEC 5 Sin T 6 0m ay retwe Dect 1 Lost Packets sent and that failed to arrive Packets 2 Empty how often the jitter buffer reservoir empties Jitter Buffer causing loss of audio 3 Late The number of packets that arrive late i e after audio Packets play out 4 FEC Indicates the number of forward error correction FEC Packets packets that have been sent if it is enabled in the codec 5 1 minute Statistics listed for the last minute of network activity
28. public internet and a local private LAN Usually this will be set up at the studio end so you can dial into the studio from the remote codec Bridge IT supports both DHCP default IP addressing and Static IP addresses for dialing IP connections For more information on IP addresses and IP connections generally please download the Tieline 3GIP Streaming Reference Manual from http www tieline com Transport Support IP Support Checking IP Address Details in the Codec 1 Press the Home gt button to return to the home screen 2 Use the navigation buttons on the front panel to select Config and press the button 3 Select Unit and press the button 4 IP address details and other Unit Details are listed Use the arrow up A and down VY buttons to scroll and view all details listed 16l Unit Details mac jon FO C2 86 0F BT Configuring a DHCP IP Address DHCP IP addresses are automatically assigned and can change each time you connect to your Internet Service Provider or to your own local area Tieline Pty Ltd 2011 100 Bridge IT Manual v1 10 xx network LAN By default Bridge IT is configured for DHCP assigned IP addresses To configure DHCP IP address settings 1 Press the Home gt button to return to the home screen 2 Use the navigation buttons on the front panel to select Config and press the button 3 Select LAN and press the button 4 Use the down V navigation button to select
29. require no special configuration beforehand To make a peer to peer call between codecs we recommend both codecs use public IP addresses e Find out the IP address of the remote unit being dialed e Configure each codec with a compatible algorithm and sample rate etc e Dial using SIP in the Connect menu of Bridge IT e If the remote field codec is configured with a private IP address then it should be configured for port forwarding and should dial the public IP address at the studio see Configuring TCP UDP Protocols for more details on port forwarding 1 To dial peer to peer press the HOME gt button to return to the Home screen select Connect then select SIP 2 Use the numeric KEYPAD to enter the IP address of the codec you want to dial using the or buttons to enter the periods in the IP address and use the RETURN gt button to delete numbers already entered 3 Then press the down V navigation button to select Config and press 0x to adjust the algorithm jitter buffer and encode decode direction if required 4 Press the RETURN button to navigate backwards to the Connect Tieline Pty Ltd 2011 Web GUI Introduction at SIP screen 5 Press the DIAL button to make a connection i Important Note When dialing between Bridge IT and a Tieline G3 codec using SIP you need to manually select the G3 audio reference level within the Bridge IT Audio menu In addition select the following on the G3 codec pr
30. sample rates types 102 Applications codec 7 Audio levels adjustment 17 ch1 mic line level audio ganging inputs 17 IGC 17 IGC Auto Level 17 intelligent gain control metering 17 phantom power 17 quick adjustment of levels 102 102 17 17 17 Auto Reconnect operation 3 7 programming of 37 Backup configuring 48 how it works 48 Certifications 136 Codec applications 7 features 7 introduction 7 Compliances 136 Configuration Web GUI software Configuration files restoring 86 saving 86 Connecting 29 default dialing profiles dialing 31 first steps 29 31 hanging up 35 how to connect 31 preparing to connect speed dialing 38 50 38 29 Connection link quality statistics 45 45 Connections AES3 9 analog 9 DC power 9 digital 9 Tieline Pty Ltd 2011 Index 143 Connections headphone output 9 LAN 9 opto isolated outputs 9 rear panel 9 relay inputs 9 RS 232 9 USB 2 0 slae 9 Control ports 115 Features codec 7 FEC how it works 111 Programming 111 Forward error correction FEC 111 how it works 111 Programming 111 Front Panel Controls 11 GPIO port programming 91 G 7 programming 91 Controls 11 Ganging inputs 17 Country settings 29 Glossary 138 Credit notices 137 GPIOs 91 D GUI ports 118 Data bidirectional encoding 114 Hanging up a connection 35 unidirectional encoding 114 Headphones Default password monitoring 25 changing web GUI password 56 mono connec
31. set so that audio peaks average at the first yellow indications on the PPM meters which represents 4dBu These levels should also be checked against the Input PPM Meters on the Master panel Click here to find out more about audio input metering Other Input Controls There are also input control ON OFF buttons for IGC 4 and IGC Auto on both codec inputs as well as 15V Phantom power for input 1 Click to toggle between the IGC on and off states Click here to find out more about IGC Hiipa and Phantom IGC Auto Phantom Locking Input Settings 1 Click the Lock symbol to lock all Input panel settings 2 When locked the Input panel is greyed out and the lock symbol appears in the bottom left corner Tieline Pty Ltd 2011 68 Bridge IT Manual v1 10 xx JF Phantom 6 2 Configuring Point to Point Programs 1 Open the web GUI and click the Connect a button at the top of the screen to display the Connect panel 2 Click New and then click in the Name text box to type a Program name 3 Click in the Number Address text box and type the IP address of the codec you want to connect to then click Next A Enit me number ar addres nf me remota code ae AAKA OF remawe entra addresses by chekang OF 3 Click Connect io connect new or Next for more setup options 4 Click the drop down arrows to adjust the e Transport IP or SIP connection e Mode of connection to Point to Point
32. setting in the Local FEC screen and press 8 7 Select the remote codec FEC setting in the Remote FEC screen and press 8 Check that the settings are correct in the RTP Settings screen 16l Rio Conta Auto Best C O O1 Proto UDPIP 000 eee Loc 35 Rem 35 The four FEC settings in Tieline codecs are outlined in the following table with their bit rate ratios FEC Bit rate Ratios Connection Use Setting A simultaneous dual Recommended to be used redundant stream 1 1 over wireless and ratio is sent from the international connections codec Twice the connection bit rate is required to operate the codec using the 100 setting E g if your connection is 14 400Kbps you will require an additional 14 400 Kbps of bandwidth to allow for the FEC data stream Additional data is sent by Recommended for FEC in a ratio of 2 1 international amp national connections 33 Additional data is sent by Recommended for national FEC in a ratio of 3 1 and local connections Tieline Pty Ltd 2011 Routine Programming Tasks 20 Additional data is sent by Recommended for local and Highest FEC in a ratio of 5 1 LAN connections delay FEC is off in the codec and Recommended for wired LAN the connection bandwidth connections amp managed T1 is equal to the connection amp E1 connections for STLs bit rate setting in the that have connections that codec arent shared amp h
33. settings then press x 16l Alaonthm MPS bono MP2 J sSterei 6 Press the RETURN gt button when configuration is complete to navigate backwards to the Connect IP screen that the multicast IP address was entered into i Important Note At this point you can navigate to Save on the Connect IP screen and press to save the settings as a custom program for subsequent recall and dialing Use the numeric KEYPAD to give the program a name and press to save the program A confirmation message is displayed after the program is saved Tieline Pty Ltd 2011 aa Bridge IT Manual v1 10 xx 16 Salle Program hicast Mews Server i Press OK to sae T After you have created multicast server and client programs and loaded them onto your codecs you can dial multicast connections 8 First select the multicast server program you want to use on the server codec a Press the HOME button to return to the Home screen b Use the navigation buttons to select Programs and press the 0r button c Use the up and down V navigation buttons to select the multicast server program you want to connect with then press the DIAL button to make a connection The Wait Connecting screen appears during the connection process 9 Next select the multicast client program on each of the multicast client codecs and dial the multicast IP address to begin receiving multicast audio packets You can navigate to Cxn
34. the Codec 17 3 4 Adjusting Input Meter Levels Bridge IT uses dBu to express nominal operating level headroom and noise floor levels The PPM meters display input audio by default when the codec is not connected and they then switch to monitor decoded return program audio after making a connection Mono and Stereo Audio Capabilities Bridge IT sends input 1 directly to the left output and input 2 directly to the right output When sending mono analog audio select a mono algorithm in the IP Config menu and connect audio to input 1 of the codec Input audio is copied and sent to both channel 1 and 2 analog XLR outputs in this mode The AES3 outputs are directly mapped to both the analog and digital inputs therefore if a mono analog profile is selected only channel one will have audio on it over AES3 Note It is not possible to mix channels 1 and 2 into dual mono outputs It doesn t matter whether you attach analog or digital audio to the codec you still get both analog and digital audio out The only difference occurs when you send mono analog audio using a mono algorithm setting In this scenario the audio is not sent on both AES3 output channels like it is on the analog outputs Audio Metering when Connecting to Tieline Bridge IT Tieline codecs are automatically configured to connect to each other using the correct audio meter scales If you are connecting two Bridge IT codecs the audio scale displayed on the codec screen is between
35. to dial a connection and click the arrow button to save a program E Delete connection button Click to delete the number address adjacent to the button 11 Add Connection button Click to add a new dialing text box for additional multi unicast connections 5 Statistics Panel for Viewing Link Quality Feature _ Description _______ 1 Link Quality Displays the IP link quality of a connection as a LQ percentage aim for over 80 2 Timescale Displays the timeframe for the link quality displayed Click to close the Statistics panel 3 Close button Tieline Pty Ltd 2011 60 Bridge IT Manual v1 10 xx Inputs Panel for Adjusting Audio Input Levels 1 3 T 9 e __ f e Button Click to lock all Input pane settings greys out when View Button locked Indicates which channels are currently displayed IGC IGC Auto and Phantom power ON OFF buttons Configure symbol Click to adjust input control and configuration settings Channel ON OFF Buttons a to turn each channel ON or OFF 6 Input Sliders Faders Input gain control sliders faders 7 Close button Click to close the Inputs pane a Global Input Control Buttons Tieline Pty Ltd 2011 Web GUI Introduction ot E Connect Disconnect a program by toggling a relay input Connect when an input is switched ON Disconnect when another input Is switched ON Synchronise
36. 46 Bridge IT Manual v1 10 xx _ R session description protocole 79 SIP server connections 79 Rear Panel Connections 9 SIP ports 118 Redialling connections 36 Software Relay closures 115 upgrades 124 Relays Specifications 140 pinouts 115 Speed dialing 38 programming 115 Standby Reset configuring 48 factory default settings 89 123 how it works 48 programs 89 123 T user settings 89 123 Restore factory default settings TCP port settings 118 via codec menus 123 Time to live 121 via web GUI 89 Trademarks 137 RS232 Troubleshooting baud rates va web GUI 90 IP connection tips 130 flow control via web GUI 90 suggestions 133 programming via codec 115 TTL 121 Rules U _ Explained 61 GPIO port programming 91 UDP port settings 118 opto isolated outputs 91 Unicasts programming control ports 91 configuration 68 S dialing 68 Upgrades Sample rate 102 software 124 SD SDHC card USB backup failover 48 connectingaPC 53 failover how it works 48 installing drivers 53 sampling rate and settings 48 _ W E SIP configuring SIP 79 Warnings amp safety information dialing using SIP 79 digital phone systems 5 peer to peer SIP connections 79 thunderstorms and lightning 5 SDP 79 Web Browser Tieline Pty Ltd 2011 Index 147 Web Browser Using the web GUI 5 7 Web GUI Compatibility 50 connecting overa LAN 51 connection pane 57 description 57 help pane 57 installing USB drivers 53 launching via a USB connection 55 master pane 57
37. 8 Creating Multicast Connections ceceeeeeeeeeeeeeeeeeeeeeees 41 9 Monitoring IP Connections c ceeceeeeeeeeeeeeeeeeseeeeeeeeeenees 45 10 Standby Failover Connections ccceceeeeeeeeeeeeeeeeeeneeeees 48 Part V Connecting to the Web GUI 50 1 Launching the GUI over a LAN ccccceeeeeeeeeeeeeeeeeeeeees 51 2 Installing USB Drivers iiscccsccsewecscseccusiwsanenseucndcesancsvsanssivecees 53 3 Launching the GUI over USB ssssssssnsnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 55 4 Changing the Default Password cccesceeeeeeeeeeeeeeeeeeees 56 Tieline Pty Ltd 2011 Contents 3 Part VI Web GUI Introduction 57 1 Adjusting Input Settings ccccseeceeeeeeeeeeeeenseeeeeneeeenseeees 64 2 Configuring Point to Point Programs cccscesseseeeeeeeeees 68 3 Configuring Multi Unicast Programs ccccecessseeeeeeeeeeees 70 4 Monitoring Multiple Unicast Connections c see0e 74 5 Configuring a Multicast Program ccceseeeeeeeeeeeeeeeeeeeees 75 6 Configuring SIP Connections cccceseeeeeeeeeeeeeeeeeeeeeeeees 79 7 Save amp Restore Configuration FileS ceceseeeeeeeeeeeeees 86 8 Reset Default Settings cccccceceeeeeseeeeeeneeeeeenseeeeseeeeenees 89 9 RS232 Data Adjustments ccceceeeeeeeeeeeeeeeeeeeeeeeeeeenenseees 90 10 Creating RULES aiiin a aia aa A E a 91 11 Editing Programs icsse E 97 Part VII Ro
38. Department of Communications Radio Interference Regulations This digital apparatus Tieline Bridge IT does not exceed the Class B limits for radio noise emissions from digital apparatus as set out in the Radio Interference Regulations of the Canadian Department of Communications R glement sur le brouillage radio lectrique du minist re des Communications Cet appareil num rique Tieline Bridge IT respecte les limites de bruits radio lectriques visant les appareils num riques de classe B prescrites dans le R glement sur le brouillage radioelectrique du minist re des Communications du Canada 8 5 Trademarks and Credit Notices 1 Windows is a registered trademark of Microsoft Corporation in the United States and or other countries 2 Windows XP and Vista are either trademarks or registered trademarks of Microsoft Corporation in the United States and or other countries 3 Firefox is a registered trademark of Mozilla Corporation in the United States and or other countries 4 Solaris is a trademark of Sun Microsystems Inc in the United States and or other countries 5 Linux is the registered trademark of Linus Torvalds in the U S and other countries 6 Google is the registered trademark of Google Inc in the United States and or other countries 7 iPod is a registered trademark of Apple Inc registered in the U S and other countries 8 Java is a trade mark Sun Microsystems Inc in the United States and or other cou
39. Gain LowGaintiic 5 Use the arrow down V button to highlight and select the Ch 1 Gain Tieline Pty Ltd 2011 22 LBridge T Manual v1 10 xx setting and press the button 6 Use the navigation buttons to select the appropriate gain setting and press the button to save the setting 16 Set Chi Gain i Important Note 15 volt phantom power is not supplied to input 1 by default To turn this on 1 Select Config then Audio and use the arrow down V button to highlight the Phantom setting 2 Press the button to toggle between Enabled and Disabled Channel 2 is a line input only and gain can only be adjusted using the Input Audio screen on the codec Quick Adjustment of Levels 1 Press the D button and the right arrow button to open the Input Audio level adjustment screen 2 Press Q on the numeric keypad to toggle channel 1 on and off and press to toggle channel 2 on and off 3 Use the up A and down arrow buttons to navigate to the channel you want to adjust Note A channel is highlighted when selected 4 Use the left lt and right gt arrow buttons to adjust the input levels up or down 5 Press the RETURN button to exit the screen ET I 422 Inout Audie all GRILL TT O 2 RECCECNATLANUN Gang 1 2 Disabled Tieline Pty Ltd 2011 Introduction to the Codec 23 Features 1 Channel On Symbol indicates a channel is turned on Symbol Channel Off Symbol indi
40. IP screen that the IP address was entered into i I Important Note At this point you can navigate to Save on the Connect IP screen and press to save the settings as a custom program for subsequent recall and dialing Use the numeric KEYPAD to give the program a name and press to save the program A confirmation message is displayed after the program is saved 10 Press the DIAL button to make a connection The Wait Connecting screen appears during the connection process After successfully connecting the codec will display connection details Tieline Pty Ltd 2011 Getting Connected Quickly 35 Use the down V navigation button to view connection Status and press 0r to view connection statistics for IP packets being sent over the connection To negotiate higher bit rates press then 3 on the numeric KEYPAD for lower bit rates press then 9 If you have difficulty connecting please see tips for creating reliable IP connections and Troubleshooting in this user manual More support is available at www tieline com support or contact Tieline at support tieline com for more assistance 4 2 Dialing Custom Programs Custom programs are simple to dial from the codec front panel 1 Press the HOME gt button to return to the Home screen 2 Use the navigation buttons to select Programs and press the or button 3 Use the up and down V navigation buttons to select the program you want to connect with then pre
41. TORT OR OTHERWISE ARISING FROM OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE Open Source BSD style Licenses lighttpd Tieline Pty Ltd 2011 Reference 135 O Copyright c 2004 Jan Kneschke incremental O All rights reserved O http www lighttpd net download COPYING OpenSSL O This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit http www openssl org O This product includes cryptographic software written by Eric Young eayl lcryptsoft com O http www openssl org source license html OpenSSH O http www openssh org All rights reserved Redistribution and use in source and binary forms with or without modification are permitted provided that the following conditions are met od Redistributions of source code must retain the above copyright notice this list of conditions and the following disclaimer 2 Redistributions in binary form must reproduce the above copyright notice this list of conditions and the following disclaimer in the documentation and or other materials provided with the distribution Neither the name of the lt ORGANIZATION gt nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS AS IS AND ANY EXPRESS OR IMPLIED WARRANTIES
42. Tieline 74 CODEC SOLUTIONS Bridge IT IP Audio Codec User Manual Codec Firmware v 1 10 xx Manual Version 1 10 1 5 3 2 Ea December 2011 Tieline Pty Ltd 2011 2 Bridge IT Manual v1 10 xx Table of Contents Part Warnings amp Safety Information 5 Part Il How to Use the Documentation Part Ill Introduction to the Codec 1 Rear Panel Connections ccccceseeceeeeeeeeeeeseneeeenseeeeseseeees 9 2 Front Panel Controls siisii a 11 3 Navigating Codec Menus cccccceceeeeceeeeeeeeeeeeneeeeeeeenees 13 4 Adjusting Input Meter Levels ccceeeeeeeeeeeeeeeeeeeeeees 17 5 Configuring AES3 Audio ccccscssssceseeeeesnenseeenensenenseesaees 24 6 Headphone Monitoring cccccececeeeeeeeeeeeeneeeeeeeseeneneeeeeens 25 1 Language SelOCUON escsscsecceceiieecccsitetedesicetrectivesevtinedetewieeets 28 Part IV Getting Connected Quickly 29 1 10 Quick Steps to Connect Bridge IT cccceseeeeeeeees 31 2 Dialing Custom PLOGraMS ccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 35 3 Hanging Up a CONNECTION ccccceeeeeeeeeeeeeneeeeeeneeeeeeeeeeenees 35 4 Redialing a CONNECTION cccceceeeeeeeeeeeeeseeeeenseeeeeeeeeseees 36 5 Configuring Auto Reconnect ccceeeeeeeeeeeeeeenseeeeeeeeeeees 37 6 Speed Dialing Connections cceceeceeeeeeeeeeeeeeeneeeeneeeeees 38 7 Choosing Dialing Profiles cccccceeseeeeeeeeeeeeeeeeeeeeeeeeneaes 38
43. U format use the IN1 AES3 IN input on the rear panel of the codec This is a balanced 110 ohm female XLR input and can operate effectively over distances of up to 100 meters The input accepts both mono and stereo AES3 signals as only a single XLR input or output is required for sending and receiving digital AES3 data To configure Bridge IT to accept AES3 data signals 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the button 3 Navigate to Audio and press x 4 Select Input Type and press the button to toggle from Analog to AES EBU 1 E Aldia Conta Wain ES The 3 pin male XLR AES3 output on the rear panel is labeled AES3 OUT It is capable of sending both mono and stereo AES3 signals i Important Note Input levels are set at 100 automatically for AES3 connections If you switch back to the analog input setting after selecting AES3 the previous analog settings will be recovered AES EBU Sample Rate Conversion Bridge IT implements an Asynchronous Sample Rate Converter ASRC to convert the sample rate of the AES3 input to the sample rate set in the codec The codec sample rate is determined by the selected algorithm For example if you select the Music algorithm the sample rate will be set to 32kHz when the codec is connected Bridge IT accepts AES3 input sample rates of 32kKHz 44 1kHz or 48kHz The output sample rate is determined by the al
44. a dialog and navigate to the Icf license file on your PC then click the Open button 8 Click the Upload License File button to upload the license file into the codec 9 Click the Finish button 10 Follow the codec reset procedure to reboot the codec Note do not reboot by removing the power cable from the codec Tieline Pty Ltd 2011 130 Bridge IT Manual v1 10 xx 8 Reference The following sections contain reference and troubleshooting information 8 1 Tips for Creating Reliable IP Connections The following 10 tips are provided to help obtain the best possible IP connection between two codecs without paying for Quality of Service QoS 1 Always use the best quality Internet Service Provider ISP Tier 1 service providers are best as their infrastructure actually makes up the internet backbone Wikipedia lists the major service providers that make up the internet backbone at http en wikipedia org wiki internet_backbone In Australia Telstra is equivalent to one of these service providers 2 You will get the best quality connection if both the local studio and remote codecs use the same ISP This can substantially increase reliability audio bandwidth and reduce audio delay Using the same service provider nationally can give better results than using different local service providers This is especially true if one of the service providers is a cheap low end domestic service provider which buys its b
45. a local relay input with a remote relay output Toggle a relay based on connection status Tieline Pty Ltd 2011 Rules Panel for Creating Relay Activation Rules Click to configure Connection and Disconnection by toggling an input Click to configure Connection and Disconnection after different relay inputs are switched ON Click to configure a local relay input to synchronise with the state of a remote relay output Click to configure a relay to toggle based on connection status 62 Bridge IT Manual v1 10 xx 5 System Panel for Viewing Device Details and Upgrading Firmware 255 S S5 poj _ Feature Description __ Network button Click to vew codec network configuration settings Options button Click to configure Auto Reconnect RS232 and QoS data settings 3 3 SIP button Click to view SIP configuration settings 4 Firmware ae to view software versions and perform an button upgrade F me IT to select a license file and install it into the pie codec 6 Backup button Click to reset codec default settings or save configuration files with codec and program settings IP address Device IP address details EEE 8 Close button Click to close the System panel 9 Device address Device non IP address details details Tieline Pty Ltd 2011 Web GUI Introduction 63 Help Panel for Product Support heian A eee Ot Support Logs Feature Description
46. andwidth from other ISPs Second and third tier providers sublease bandwidth from first tier providers and can result in connection reliability issues due to multiple switch hops We also highly recommend using First Tier ISPs if connecting two codecs in different countries 3 Sign up for a business plan that provides better performance than domestic or residential plans Business plans typically have a fixed data limit per month with an additional cost for data beyond that limit In addition Service Level Agreements SLA will often provide better Support and response times in the event of a connection failure Domestic plans are often speed limited or shaped when usage exceeds a predefined limit These plans are cheap but they are dangerous for streaming broadcast audio 4 Ensure that the speed of the connection for both codecs is adequate for the job The minimum upload speed recommended is 256 kbps for Tieline Pty Ltd 2011 Reference 131 a studio codec and 64 kbps for a field unit connection 5 Use good quality equipment to connect your codecs to the internet Tieline successfully uses Cisco switching and routing equipment e If you are using a DSL or ADSL connection make sure you purchase a high quality modem that can easily meet your speed requirements This is especially important if you are over 4 kms from an exchange e f you have multiple codecs connected to a local area network LAN please ensure that y
47. application should launch automatically 6 When you open the ToolBox web GUI an authentication dialog prompts you to enter a password to login The first time you log in enter the default setting password and click the OK button See Changing the Default Password for instructions on changing the default password to increase your network security Authentication Required o E gt Tieline T Enter password to access Tieline BridgetT on 192 168 200 166 Password How can setthe password Tieline Pty Ltd 2011 56 Bridge IT Manual v1 10 xx 5 4 Changing the Default Password The default password for the Toolbox web GUI is password This has to be entered to use the web GUI and Tieline highly recommends changing the default password as soon as possible to protect your codec from being tampered with during live broadcasts _ Codecs that are accessible via the public internet can be accessed by anyone who connects to the codec s public IP address Setting a strong password protects your equipment from being tampered with and jeopardizing live broadcasts Creating a New Password The authentication login password can be changed at any time using the Bridge IT codec keypad and screen Note that passwords are case sensitive 1 Press the HOME GD button on the codec to return to the Home screen 2 Use the navigation buttons to select Config and press the 0x button 3 Use the navigation button to navi
48. as four arrow shaped navigation buttons for navigating codec menus and an OK button for selecting menu items Dialing Keypad The keypad has alpha numeric ZN NNN DN oN buttons and operation buttons OOT OC used to CFI Ci C4 C5 C6 DODO HOA e Launch codec functions e Navigate menus e Dial and hang up connections e Configure contact details Tieline Pty Ltd 2011 12 LBridge T Manual v1 10 xx Operation Button Descriptions Features Operation Button Descriptions 1 Return Button to navigate back through menus amp delete characters Function Button Press to open codec user functions 3 Function Button Press to open codec user functions 2 4 Dial Button Press to dial IP connections 5 Home Button Press to return to home screen Information Press to view a help menu onscreen Button 7 Configure Button Press to configure codec settings 8 Hangup Button Press to end a call Adjusting LCD Screen Contrast Levels 1 Press and hold the button and then press the arrow up A button to display the Contrast adjustment screen 2 Use the left lt and right gt arrow buttons to adjust the LCD screen contrast until viewing is optimised 3 Press when you have finished Contrast can also be adjusted by pressing the HOME button selecting Config then System and using the down V button to navigate to Contrast Tieline Pty Ltd 2011 Introduction
49. ave quality of service QoS i Important Note FEC can only be configured for use with the Music and MusicPLUS algorithms How does FEC work If you enter a FEC setting of 20 and you are losing one packet in every five sent the lost packet will be replaced by FEC to maintain the quality of the connection If you are losing more packets than this say one in three it will be necessary to increase the FEC setting to 33 to compensate Note There is an inverse relationship between FEC settings and the jitter buffer millisecond setting that you use for IP connections So why not use 100 FEC every time The answer is because you need twice the bit rate to achieve full redundancy and depending on the link conditions this could potentially cause more dropouts because of network congestion than it fixes Here is a simple rule to remember Your maximum uplink speed is all the bandwidth you have to play with As a rule of thumb try not to exceed more than 80 of your maximum bandwidth If your link is shared be even more conservative You should also consider the remote end too What is their maximum upload speed Is the connection shared at either end Your bit rates FEC settings and buffer rates must be pre configured at both ends before you connect so it s always better to set your connection speed and balance your FEC according to the available uplink bandwidth at each end for best performance As an example if you want 15 kHz m
50. b GUI 75 creating multicast programs 75 front panel configuration 41 multicast server versus client 75 Language selection Codec menus 28 Web GUI 57 Licenses checking for 126 installation of 126 Multiple unicasts configuration 70 dialing 70 Tieline Pty Ltd 2011 Index 145 Multi unicasts configuration 70 dialing 70 Navigating menus howto 13 Navigation howto 13 Navigation buttons 11 Opto isolators 115 Overview manual 6 Password default 57 Phantom power 17 Point to point connections configuration 68 dialing 68 RS232 data enable 68 Ports 118 Profiles 38 Programming aac 102 algorithms 102 apt X Enhanced audio coding check IP details 99 DHCP IP addresses 99 FEC 111 forward error correction 111 G 711 102 G 722 102 Tieline Pty Ltd 2011 IP addresses 99 jitter buffer 106 linear audio 102 MPEG 102 Music 102 MusicPlus 102 routine tasks 98 static IP addresses 99 Programs config of multi unicast programs 70 config of point to point programs 68 copy and paste 86 dialing 35 editing howto 97 how do they work 29 monitoring 74 multiple unicast 29 point to point 29 RS232 data enable 70 save and restore 86 simple point to point programs 101 unicast 29 web GUI dialing 68 70 what are they 29 os QoS DSCP 120 programming 120 102uality of Service DSCP 120 programming 120 Quick start dialing 31 first steps 29 31 how to connect 31 1
51. cates a channel is turned off Symbol pi Input 1 Level i 1 level indication with percentage of gain Control indicated i e 68 Input 2 Level fe 1 level indication with percentage of gain Control indicated i e 68 Ch1 2 Gang Indicates whether ganging is enabled or Indication disabled Ganging of Audio Channels Ganging is useful because it allows you to adjust the audio level of both inputs simultaneously 1 Press the button and the right gt arrow button to open the Input Audio level adjustment screen 2 Use the up A and down arrow buttons to navigate to and select Gang 1 2 Enabled or Disabled 3 Press the button to select Enabled 4 Use the up A and downV arrow buttons to highlight and select the audio channels 5 Use the left lt and right gt arrow buttons to adjust the levels for both inputs up or down simultaneously 6 Press the RETURN button to exit the screen When channels 1 and 2 are ganged together e Both channels highlight together when selected e You can adjust the audio of both channels simultaneously e The gain setting for both channels is automatically set to match the gain level of the lowest of the two channels when ganging is configured e f one channel is turned on when ganging is configured then the other one will be turned on automatically Tieline Pty Ltd 2011 24 Bridge IT Manual v1 10 xx 3 5 Configuring AES3 Audio If your input source is AES3 AES EB
52. cense GPL You may request a copy of the open source software on DVD by contacting our support team on 61 0 8 9249 6688 Tieline will charge a small handling fee for distribution of this software For more information on GPL see http www gnu org The software in the product is licensed under GPL version 2 A copy of the license can be obtained at http www gnu org licenses gpl 2 0 htmLl Open Source MIT style Licenses dropbear O Copyright c 2002 2004 Matt Johnston e Libxml O Copyright C 1998 2003 Daniel Veillard All Rights Reserved Permission is hereby granted free of charge to any person obtaining a copy of this software and associated documentation files the Software to deal in the Software without restriction including without limitation the rights to use copy modify merge publish distribute sublicense and or sell copies of the Software and to permit persons to whom the Software is furnished to do so subject to the following conditions The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software THE SOFTWARE IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM DAMAGES OR OTHER LIABILITY WHETHER IN AN ACTION OF CONTRACT
53. configured into the codec Contact list Tieline Pty Ltd 2011 58 Bridge IT Manual v1 10 xx 4 Connections Provides a summary of connection details 5 Close button Click to close the Master panel 6 Connect button 6 Connect button Click to dial the selected contact oo Disconnect Click to disconnect the selected connection button 8 Statistics Click to view the selected connection s statistics to Click to view the selected connection s statistics the selected connection s statistics 1 Enter the number or address of the remote codec 2 Add or remove extra addresses by clicking or 3 Cick Connect to connect now or Next for more setup Options E Description _ Program Name Displays the currently selected program Click the drop down arrow to display all available programs and select a new program Summary Pane Details of the currently selected program are displayed Instruction Pane Step by step instructions configuring connections 4 Dialing text box The first of several configuration selections available in the Connect panel F Close button Click to close the Connect panel Delete Program button Press to permanently delete the selected program E Back button Click to navigate to the previous Tieline Pty Ltd 2011 Web GUI Introduction 50 Z screen F pen button Click to navigate to the next R Connect button Click
54. ct IP UDPIP Tieline Codecs because SIP is only available with point to point connections e Mode of connection to Multi unicast e Encode and decode directions select decode only to save on data usage if bidirectional audio is not required on the first connection e Auxiliary data setting default is off click the Enable auxiliary data check box to enable disable sending RS232 and relay data on all multi unicast connections bidirectional data is only available on the first connection dialed when multi unicasting then click Next i Important Note on Auxiliary Data if Enabled See RS232 Data Adjustments for detailed information on configuring RS232 data and see Enabling Relays and RS232 Data for more information on relay operations 7 Click the drop down arrows on the right hand side of each text box to select the Algorithm Sample Rate and Bit Rate options 8 Enter the Jitter Buffer depth which must be a minimum of 500ms for a multiple unicast connection and up to 1000ms Tieline Pty Ltd 2011 Web GUI Introduction 9 Click the drop down arrow adjacent to the Connect button to save the program or save the program and connect immediately if you prefer 10 When you save a program it becomes visible in the Speed Dial section of the Master panel under Programs Speed Dial i Contacts 11 Highlight the program you want to connect with then click Connect to start connecting i Important Notes
55. d Disabled N For more information please see Enabling Relays amp RS232 Data Configuration Rules Default rules have been configured into the codec to facilitate programming the most common events required by broadcast engineers To view rules options 1 Click the Rules katt button at the top of the web GUI screen to open the Rules panel 2 Click Add New Rule 3 Click to select the appropriate rule for your requirements See the Web GUI Introduction section for explanations of what actions each rule can perform Tieline Pty Ltd 2011 Web GUI Introduction 93 Rule 1 Toggle a Control Port Input to Connect and Disconnect a Program This rule is used to connect and disconnect a selected program when a control port input is toggled 1 Click the first rule in the Rules panel 2 Click the drop down Input arrow and select the control port input which will trigger program connection and disconnection onnect Mews Studio 1 when Input 1 is switched ON and disconnect it when nput 1 is switched OFF Create rule Cancel ta ar Se 3 Click the drop down Program arrow to select the program to be connected 4 Check the Rule Summary and click Create Rule to save the settings Tieline Pty Ltd 2011 o4 Bridge IT Manual v1 10 xx Rule 2 Switch Different Control Port Inputs On to Connect and Disconnect a Program This rule is used to connect and disconnect a selected pr
56. dio levels will remain lower and not return to the original setting To adjust this setting in the codec 1 Press the HOME gt button to return to the Home screen 2 Use the navigation buttons to select Config and press the 0x button 3 Navigate to Audio and press e 4 Navigate to IGC Level and press to toggle between Auto and Fixed Tieline Pty Ltd 2011 20 Bridge IT Manual v1 10 xx Configuring Audio Metering when Connecting Bridge IT to Tieline G3 Codecs Bridge IT has more audio headroom than G3 audio codecs and metering needs to be adjusted when connecting between a Bridge IT IP codec and a Tieline G3 codec The G3 metering scale is is between 11dBu and 18dBu Tieline codecs perform this metering adjustment automatically when they connect to each other Other codecs don t and the audio scale adjustment will need to be configured manually if the default audio scale is not suitable 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the amp button 3 Navigate to Audio and press C 4 Navigate to Ref Level and press C 5 Select Tieline G3 and press C Audio levels should average around the nominal Ow point and audio peaks should not exceed 16dbu as indicated by the PPM meter YY p 14 18 Contaure Tieline Unit unit Eee Audio System oan LAN lw Features Description i O 1f 44dBu PPM mete
57. e Encode and decode directions encode or decode only to save on data usage if bidirectional audio is not required e Auxiliary data setting default is off click the Enable auxiliary data check box to enable disable RS232 data and relay operations then Tieline Pty Ltd 2011 Web GUI Introduction 69 click Next ij 1 i Important Notes on Auxiliary Data if Enabled See RS232 Data Adjustments for detailed information on configuring RS232 data and see Enabling Relays and RS232 Data for more information on relay operations 5 Click the drop down arrows on the right hand side of each text box to select the Algorithm Sample Rate and Bit Rate options 6 Click to select Auto Jitter Adapt and the preferred auto setting using the drop down arrow for Buffer Priority Alternatively you can select a Fixed Buffer Level for the connection Enter the Jitter Depth which must be between 60ms and 1000ms except PCM connections which support rates as low as 12ms Tieline Pty Ltd 2011 70 Bridge IT Manual v1 10 xx 7 Click the drop down arrow adjacent to the Connect button to save the program or save the program and connect immediately if you prefer 8 When you save a program it becomes visible in the Speed Dial section of the Master panel under Programs Speed Dial Contacts Connect 9 Highlight the program you want to connect with then click Connect to start connecting 6 3 Configu
58. e ISP is being used for both codec Een sear nea The ISP Plan is a Business Plan or The ISP Plan is a Business Plan or equivalent i The ISP connection speed is adequate 9 Equipmentis high quality and suitable for media streaming The ISP connection speed has been tested and is m Tieline Pty Ltd 2011 Reference 133 Pf suittble i The ISP connection is not shared with other PCs or devices Ey UDP is being used as the audio transport protocol 7 No more than 80 of ISP connection bandwidth is being used There are no wireless connections being used SS 8 2 Troubleshooting Q When I plug audio into channel 2 of my codec can t hear anything what could be the problem A Channel 2 on Bridge IT is a line level input only and this is not switchable First check that your audio source is a line level source If it is a mic level or unbalanced source either use channel 1 which has switchable mic and unbalanced input gain settings or lift the audio source up to line level before attaching it to the codec f you have other technical or support questions please contact support tieline com for more information Tieline Pty Ltd 2011 134 Bridge IT Manual v1 10 xx 8 3 Software Licences This product uses a combination of proprietary and open source software programs Some of the software included in this product contains copyrighted software that is licensed under the GNU General Public Li
59. eb GUI in a browser on your PC by typing either the IP address of the codec LAN connection or the USB address of the codec USB connection into the address bar Tieline Pty Ltd 2011 128 Bridge IT Manual v1 10 xx 2 Click the System ll button at the top of the web GUI screen if the System panel is not displayed 3 Click Licensing in the System panel iat TS that F Se il felwok FSOpTGS Sir rMinware ey Backup 172 5 Click Upload License File 6 After the upgrade is completed click Finish and the codec screen should display a confirmation message within a short period of time Tieline Pty Ltd 2011 Routine Programming Tasks 129 Licensing License Was Updated succes Tully 7 Follow the codec_reset procedure to reboot the codec Note do not reboot by removing the power cable from the codec Download a License File and Install Manually Prior to installing any new software license you will need connect your codec to a PC and save the license file on this PC 1 Open the Toolbox web GUI in a browser on your PC by typing either the IP address of the codec LAN connection or the USB address of the codec USB connection into the address bar 2 Click the System W button at the top of the web GUI screen if the System panel is not displayed 3 Click Licensing in the System panel 4 Click the Select File button to open
60. ec Welcome to Tieline s Bridge IT the ultimate low cost high performance stereo IP audio codec solution for broadcast and professional applications Capable of both point to point or multi point connections Bridge IT transports audio streams reliably simply and effectively over IP data networks such as wired and wireless LANs WANs the internet satellite IP Wi MAX and Wi Fi Bridge IT is perfect for a large range of broadcast and professional applications that include Studio to Transmitter Link STL applications IP audio distribution Simple remote broadcast links Cable Head End IP Audio Distribution Low latency audio over IP bridging solutions Multiple codec installations 2 codecs fit in 1 x 19 rack unit IP multicasts and multiple unicasts over compatible IP networks Tieline Pty Ltd 2011 8 Bridge IT Manual v1 10 xx Codec Features Compact design with two codecs fitting into a 1RU mounting bracket Suitable for point to point and multi point IP connections over a variety of connection transports Linear audio with suite of high quality broadcast algorithms as standard plus optional LC AAC and HE AAC Tieline s loss tolerant MusicPLUS algorithm provides up to 20 kHz stereo audio quality with 20ms coding delay at bit rates as low as 96kbps making it ideal for today s IP and 3G networks Tieline Music can deliver up to 15 KHz FM quality mono audio at bit rates as low as 24Kbps with only 20 milliseco
61. eck the LAN settings on your PC if it is connected to a LAN and is having trouble opening the Toolbox web GUI in a web browser In Windows XP or Vista Open Internet Explorer Click Tools and then click the Connections tab Click the LAN settings button If the PC is using a proxy server over the LAN you may need to select the Bypass proxy server for local addresses option box 9 If you still can t connect click the Advanced button in the LAN Settings dialog and ask your IT administrator to assist you with entering the IP address of the codec into the Exceptions pane of the Proxy Settings dialog AUN Port Selection By default port 80 is used by your PC to communicate with the codec and launch the web GUI If port 80 cannot be used across your network for some reason type the IP address of your codec into your browser with a full colon and the port number 8080 E g 192 168 0 176 8080 It is also possible to specify a different port for connecting the Toolbox Tieline Pty Ltd 2011 Connecting to the Web Gul 53 web GUI to Bridge IT 1 Press the HOME button on the codec to return to the Home screen 2 Use the navigation buttons to select Config and press the or button 3 Use the navigation button to navigate down to WebGUI and press the button 4 Select Alt Port and press x 5 Use the KEYPAD to enter a new port number and press the 0r button to save the new setting Note there is no cha
62. econds i Important Note The preceding table assumes the use of either Tieline Music or Voice G3 algorithms Do not use Raw uncompressed audio over highly contended DSL ADSL connections without enough bandwidth to support the high connection bit rates required 7 5 Configuring Forward Error Correction Forward Error Correction FEC is designed to increase the stability of UDP IP connections in the event that data packets are lost FEC works by sending a secondary stream of audio packets over a connection so that if your primary audio stream packets are lost or corrupted then packets from the secondary stream can be substituted to replace them The amount of FEC required depends on the number of data packets lost over the IP connection Both the local and remote codec FEC settings can be configured in Bridge IT before dialing These settings can also be changed on the run while the codecs are connected FEC should only be used if link quality displayed on the codec is below L 99 R 99 as it is of no benefit otherwise Configuring FEC into the Codec 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons on the front panel to select Connect and press the button Tieline Pty Ltd 2011 112 LBridge T Manual v1 10 xx 3 Select IP and press the button 4 Use the down WV navigation button to select Config and press the button Navigate to FEC and press x Select the local codec FEC
63. ect transistors switch a low impedance path between the Tieline Pty Ltd 2011 16 Bridge IT Manual v1 10 xx two pins when activated These are opto isolated and floating above ground It is important to current limit the source as damage will result where the current exceeds 100mA peak to peak No more than 48 volts peak to peak should be used as a safety precaution The resistance of the CMOS element is approximately 25 ohms in the ON state Relay Operation A closing contact across Input 1 or 2 pins 5 or 6 to Ground pin 7 will provide a closing contact on the remote codec Output 1 pins 1 and 2 or Output 2 pins 3 and 4 For multi unicast connections to multiple codecs a contact closure will appear on each of the compatible non G3 remote codecs corresponding contacts l e Input 1 shorted Output 1 contacts on all codecs closed Pins _ PinFunction ___ 1 Output 1 2 Output 1 3 Output 2 4 Output 2 5 Input 1 6 Input 2 7 Ground AES3 OUT i Important Note For more information about how to configure relay operations with a PC using the Toolbox web GUI please see Creating Rules Tieline Pty Ltd 2011 Routine Programming Tasks 117 Configuring the Codec to Send RS232 Data Once Data is enabled Bridge IT can also be connected to external devices and send RS232 compatible data via the serial port on the rear panel of the codec Press the HOME button to retur
64. ed the dialing codec will attempt to connect to the remote codec when the connection is lost This will continue until the connection has been hung up by the dialing codec e f a disconnection occurs during a multi unicast connection the dialing codec will attempt to reconnect to any lost connections without interrupting existing connections Enabling Auto Reconnect using the web GUI 1 Open the web GUI and click the System E button at the top of the screen to display the System panel 2 Click the Options button at the top of the System panel 3 Click the Enable Auto Reconnect check box to select this option then click Save settings Note deselect the Enable Auto Reconnect check box to disable Auto Reconnect Tieline Pty Ltd 2011 38 Bridge IT Manual v1 10 xx Network SIP Firmware Licensing Backup Save settings 4 6 Speed Dialing Connections i Important Note It is necessary to configure a speed dial number nto a program prior to speed dialing 1 Press the HOME button to return to the Home screen 2 Use the numeric KEYPAD to enter the speed dial number 3 When the Speed Dial screen appears press the button or the DIAL button to dial and connect 4 7 Choosing Dialing Profiles Bridge IT has a number of preconfigured mono and stereo dialing profiles available These can be used to configure the codec quickly without individually selecting algorithms and bit rates etc These profiles
65. eopen Toolbox For any other installation problems or queries please contact Tieline 2 If you are connecting using the USB port on the codec you also need to install USB drivers which can be downloaded from the Bridge IT page via www tieline com support 5 1 Launching the GUI over a LAN 1 Attach an Ethernet cable to the LAN port on your Bridge IT codec 2 From the codec Home screen select Config then Unit to display the IP address configured into your codec 3 Ensure your PC is connected to the same LAN 4 Open your web browser and type the IP address of your codec into the address bar of your browser i e http 192 168 0 xxx the last digits are the private address details unique to your codec over a private LAN 5 Refresh the browser and the web GUI application should launch automatically 6 When you open the Toolbox web GUI an authentication dialog prompts you to enter a password to login The first time you log in you can enter the default setting password and click the OK button Tieline highly recommends you click the hyperlink in the login dialog or visit Changing the Default Password to change the password and have greater security Tieline Pty Ltd 2011 52 Bridge T Manual v1 10 xx during live broadcasts Authentication Required Tieline 2 Enter password to access Tielin BridgetT on 192 166 200 166 Password How can setthe password LAN Troubleshooting PC LAN Settings Ch
66. erentiate between and prioritise data packets being transmitted through routers across networks This is useful because in modern data networks many different IP services like email voice web pages video and streaming music coexist within the same network infrastructure Prioritising IP Data Packets when Broadcasting Broadcast IP audio data packets can be configured for expedited or assured forwarding Quality of Service or QoS when traversing different networks Routers can also be configured to ignore these forwarding priorities so they are not assured across all networks Bridge IT can be configured to prioritise IP data packets sent across a network by entering a value into the Differentiated Services Code Point DSCP field within the header of data packets transmitted by the codec over the network Check with your IT administrator before changing this setting By default the codec is configured for Assured Forwarding and more details about DSCP are available on Wikipedia at http en wikipedia org wiki Dscp Configuring Bridge IT for QoS 1 Press the HOME button to return to the Home screen 2 Use the up and down V navigation buttons to select Config and press the button 3 Use the navigation buttons to select QoS and press the button 4 Press the x button and use the RETURN amp D button to delete numbers already entered then use the numeric KEYPAD to enter the new setting 5 Press the button to save the ne
67. error correction FEC Tieline codecs can be used to configure either a fixed or automatic jitter buffer and the setting you use depends on the IP network you are connecting over Over LANs WANs and wireless networks the automatic jitter buffer generally works well It adapts automatically to the prevailing IP network conditions to provide continuity of audio streaming and minimise delay A fixed jitter buffer is preferable when using satellite connections to ensure continuity of signals CAUTION If a Tieline codec connects to a device that is using non compliant RTP streams then the last fixed setting entered into the codec will be enabled default is 500ms Non compliant devices include some other brands of codec web streams and other devices Tieline Auto Jitter Buffer Settings Least Delay This setting attempts to reduce the jitter buffer to the lowest possible point while still trying to capture the majority of data packets and keep audio quality at a reasonable level This setting is the most aggressive in its adaptation to prevailing conditions so jitter buffer may vary more quickly than with the other settings It is not recommended in situations where jitter variation is significant and or peaky E g 3G multi user wireless networks It is best for stable and reliable links such as dedicated or lightly loaded WAN LANs Highest Quality This setting is the most conservative in terms of adapting down to reduce delay
68. gate down to WebGUI and press the button 4 Select Password and press x 5 Use the KEYPAD to enter a new password and press the button to save the new setting Note there is no character limit for passwords If you forget the password for the Toolbox web GUI then you can always navigate to the WebGUI Settings screen to view the current password and change it Tieline Pty Ltd 2011 Connecting to the Web GUl 57 6 Web GUI Introduction Important Note The default password for the web GUI is password This has to be entered to initially use the Toolbox web GUI For additional security Tieline highly recommends changing the authentication login password using the Bridge IT codec keypad and screen see Changing the Default Password for more info pele The following sections provide an overvew of the different configuration panels available within the Bridge IT web GUI Navigate with the mouse pointer to a symbol at the top of the web GUI screen and click to open the panel selected ae Master Connect Statistics Inputs Expand All Collapse All Master Panel for Viewing Contacts and Connections oy SUSI Outpat Speed Dial p gt _ lt 2 i 2 co Contacts Feature Description O O Z 1 Input PPMs Displays PPM audio levels for inputs 1 and 2 2 Output PPMs Displays PPM audio levels for outputs 1 and 2 3 Program and Lists all contacts
69. gorithm used when connected Tieline Pty Ltd 2011 Introduction to the Codec 25 AES3 Audio Out amp SD Card Sample Rate When you are not connected you can adjust the AES3 output sample rate manually in the Audio menu via the AES3 SR setting This will determine the output sample rate of the AES3 XLR output and the sample rate used by the standby SD card when a connection is lost Note the sample rate of the recording on the SD card called fallback mp3 file must match the sample rate of the AES3 SR setting in the Audio menu of the codec to playback successfully Adjusting the Codec Output Sample Rate As there is no external reference clock for Bridge IT it is necessary to set the output sample rate of the codec when you are not connected The AES3 SR setting in the Audio menu will configure audio outputs and audio monitoring as well as SD card playback at this sample rate The default setting is 48kHz sampling 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the button 3 Navigate to Audio and press x 4 Navigate to AES3 SR and press 5 Select a preferred sample rate then press eX Tieline normally recommends selecting STL Silence Mode for audio monitoring if using AES3 If using Auto Select make sure the algorithm sample rate and the AES3 SR sampling rate setting are the same 3 6 Headphone Monitoring Bridge IT has a 6 35mm 1 4 RTS stereo
70. gram or Multicast Client when creating a multicast client program e The encode and decode direction is configured automatically for encode server or decode client only e Auxiliary data is not available for multicast connections Tieline Pty Ltd 2011 Web GUI Introduction IP UDPIP Tieline Codecs H Multicast Sever 5 Click the drop down arrows on the right hand side of each text box to select the Algorithm Sample Rate and Bit Rate options 6 For multicast client programs click to select Auto Jitter Adapt and the preferred auto setting using the drop down arrow for Buffer Priority Alternatively you can select a Fixed Buffer Level for the connection Enter the Jitter Depth which must be between 60ms and 1000ms except PCM connections which support rates as low as 12ms Tieline Pty Ltd 2011 78 Bridge IT Manual v1 10 xx 7 Click the drop down arrow adjacent to the Connect button to save the program or save the program and connect immediately if you prefer 8 When you save a program it becomes visible in the Speed Dial section of the Master pane under Programs In the following image the server and client programs are listed Speed Dial i Contacts i Connect 9 To create a multicast connection select the multicast server program you want to use on the server codec then click Connect 10 Next select the multicast client program on each of the multicast client codecs and cl
71. he Configure symbol on channel 1 2 Select Type and click to select either Analog or AES3 3 The display changes to reflect 100 input levels slider and input on Tieline Pty Ltd 2011 Web GUI Introduction 65 off controls are locked on e ViewJocal es a att cout _ pS m oe g Greg Lapel mic J Bill Handmike IGC IGC Auto Phantom Choosing Input Gain Settings Input 2 on Bridge IT is a line level input only and cannot be adjusted Input 1 is also configured for a line level audio source by default and this setting can be adjusted for a mic level or unbalanced source 1 Click the Configure symbol on channel 1 2 Select Gain and click to select the appropriate setting for your audio source Ganging Channels Ganging is useful because it allows you to adjust the audio level of both inputs simultaneously 1 Click the Configure symbol on either channel 2 Select Gang and click to either gang or ungang the two channels Tieline Pty Ltd 2011 3 When ganged the two channel sliders move in sync with each other when dragged using a mouse pointer f a a Bill Handmike fag exiles 4 Click the Link symbol to temporarily disable the ganging function and adjust channel audio levels Click the Link symbol again to resume ganging Tieline Pty Ltd 2011 Web GUI Introduction Setting Audio Levels Audio levels on the Input panel should be
72. hms are only available if the AAC license has been purchased and uploaded into the Bridge IT codec Tieline Pty Ltd 2011 Routine Programming Tasks 103 For more information see Installing Software Licenses AAC LC LC AAC is optimised for audio bit rates of 64Kbps per channel or higher using a sample rate of 48kHz Tieline recommends using LC AAC instead of HE AAC if bandwidth of 64Kbps or higher per channel is available to optimise audio quality If lower bandwidth than 64Kbps is available consider using HE AAC Tieline Music or Tieline MusicPLUS AAC HE Tieline Bridge IT codecs contain both HE AAC v 1 and HE AAC v 2 which are optimised for low bit rate connections A sample rate of 32kHz is used in the codec s default profiles in order to achieve ultra low bit rate connections but this is adjustable to 44 1kKHz or 48kHz if required Selection of HE AAC v 1 and v 2 is automatically managed within the codec so only AAC HE is displayed on the screen HE AAC v 1 is used for mono connections and performs best at bit rates of 24Kbps per channel or higher HE AAC v 1 is used for stereo connections when audio connection bandwidth is 48Kbps or higher HE AAC v 2 is used for stereo connections when audio connection bandwidth is below 48Kbps and is capable of delivering 15kHz quality stereo audio at audio bit rates as low as 24Kbps Overview of apt X Enhanced Audio Coding i Important Notes apt X Enhanced is only available if
73. ibuting audio to several studios and can only be created using the Connect panel in the Toolbox web GUI See Configuring Multi Unicast Programs for configuration details Once multi unicast connections have been created they can be dialed from the codec keypad without using the web GUI Multiple unicast programs can contain dialing information for up to 6 connection end points Multicast Programs Multicasts can be used to broadcast to multiple subscribers who wish to connect to a multicast stream Multicast transmissions are sent using a dedicated IP multicast address that looks similar to a regular IP address and multicast subscribers request transmissions from this address New programs can be created using either the codec front panel or the Toolbox web GUI For front panel configuration see Creating Multicast Connections or for web GUI configuration see Configuring a Multicast Program Preparing Bridge IT to Connect Before attempting a new connection please connect and adjust the following 1 Attach the supplied 12 volt power supply to the codec 2 Attach an RJ45 Ethernet cable to the LAN port on the rear panel of the codec 3 Attach headphones to the 6 35mm 1 4 headphone jack on the rear panel of the codec 4 Check that the correct country is selected in the codec i Press the HOME button to return to the Home screen li Use the navigation buttons on the front panel to select Config and press the button
74. ick Connect to begin receiving multicast audio packets i Important Notes e Always dial the multicast server codec connection first before connecting multicast client codecs Tieline Pty Ltd 2011 Web GUI Introduction e Multicast client codecs will display Local link quality LQ readings only Multicast server codecs do not display LQ readings e The UDP audio port setting is 9000 for multicast connections and cannot be adjusted e Forward Error Correction FEC is not available for multicast connections e It is not possible to send auxiliary data using multicast connections e t is not possible to connect to a G3 codec and receive multicast IP audio streams e To copy programs onto multiple codecs see Save and Restore Configuration Files 6 6 Configuring SIP Connections Bridge IT is fully EBU N ACIP Tech 3326 compliant when connecting using SIP Session Initiation Protocol to other brands of IP codecs About SIP SIP provides superior interoperability between different brands of codecs due to its standardized protocols for connecting devices and is intended to be used when connecting Tieline codecs to non Tieline devices Devices primarily use SIP to dial another device s SIP address and find its location with a minimum of fuss This task is usually performed by SIP servers which communicate between SIP compliant devices to set up a call When connecting two devices SDP performs similar tasks to Tieline s p
75. ien 3 Press the down V navigation button to select Config and press 0x 4 Press the down V navigation button to select TTL and press or 16 22 IF Contd t hicast 51 5 Press the RETURN button to delete the current setting and use the numeric KEYPAD to enter a new value Press x to confirm the new setting Tieline Pty Ltd 2011 Routine Programming Tasks 123 7 11 Reset and Restore Factory Default Settings Bridge IT provides several reset and reboot functions from within the Reset Functions menu These options include Function Description _____ _ 1 Reset Codec This clears all codec settings but retains key Config settings that include LAN language LCD contrast and contact settings i Restore Factory This clears all codec settings back to their factory Defaults defaults 3 Clear Programs This clears the list of programs and recent calls in amp Recent Calls the codec buddy list contacts are retained 4 Reboot Reboot Codec Reboots the codec the codec Important Note After restoring factory defaults always reboot the codec using the Reboot Codec function not by removing power from the codec yee 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the or button 3 Navigate to Reset and press the button 4 Navigate to the preferred option from those available and press the
76. ifications 140 Index 142 Tieline Pty Ltd 2011 Warnings amp Safety Information 5 1 Warnings amp Safety Information THUNDERSTORM AND LIGHTNING WARNING DO NOT USE Tieline codecs during thunderstorms and lightning You may suffer an injury using a phone Tieline codec or any device connected to a phone during a thunderstorm This can lead to personal injury and in extreme cases may be fatal Protective devices can be fitted to the line however due to the extremely high voltages and energy levels involved in lightning strikes these devices may not offer protection to the users the Tieline codec and equipment connected to the codec Secondary strikes can occur These secondary strikes are induced by lightning strikes and also produce dangerously high currents and energy levels You only need to be near an object struck by lightning to lead to personal injury or damage to equipment e g if located near a lighting tower at a sports facility water features and drains on golf courses you will be affected by these secondary strikes Damage to personnel and Tieline codecs may occur during thunderstorm even if the codec is turned off but is connected to the phone system or the power ANY DAMAGE TO A TIELINE PRODUCT CAUSED BY LIGHTNING or an ELECTRICAL STORM WILL VOID THE WARRANTY Use of this product is subject to Tieline s SOFTWARE LICENSE and WARRANTY conditions which should be viewed at www tieline com support before u
77. iii Navigate to System and press the button iv Navigate to Country and press the button Tieline Pty Ltd 2011 Getting Connected Quickly 31 v Use the navigation buttons to select your country of operation 5 Make sure you have the IP address of the codec you are dialling or have loaded the programs you will be dialing onto the codec using the Toolbox web GUI see Configuring IP Addresses 4 1 10 Quick Steps to Connect Bridge IT Important Note The following information pertains to connecting Bridge IT point to point for the very first time without using the Toolbox web GUI to create custom programs If you want to connect using the web GUI see Configuring Point to Point Programs or Configuring Multi Unicast Programs for more information about creating programs See Dialing Custom Programs for connection information when dialing with the Bridge IT codec front panel controls hea 1 Press the button and right gt navigation button to open the Input Audio level adjustment screen and adjust audio levels e Press QD on the numeric KEYPAD to toggle channel 1 on and off and press to toggle channel 2 on and off e Use the up and down V navigation buttons to select Gang 1 2 and press the button to toggle ganging on off e Use the up and down V navigation buttons to select a single channel or ganged channels Note A channel is highlighted when selected e Use the left lt and right gt navigation butto
78. ion of Bridge IT documentation based on the firmware release notes 1 Added the ability to configure Quality of Service QoS packet tagging 2 Added the ability to set time to live TTL for multicast connections 3 Implementation of the ability to auto reconnect individual end points in a multi unicast connection 4 Added the ability to update licences from TieServer via the codec using either the web GUI or codec front panel controls Addition of the ability to select 32kKHz 44 1kHz and 48kHz sampling rates for AES3 output and SD card backup recordings Manual Conventions _ Warnings Instructions that if ignored could result in death or serious personal injury caused by incorrect operation of the Tieline Pty Ltd 2011 How to Use the Documentation equipment These must be observed for safe operation Cautions Instructions that emphasise particular points about codec functions that must be observed for safe operation i Important Note Information you should know to connect and operate your codec successfully Typographic Conventions e Codec software elements are in Arial bold e g Contacts Codec hardware elements are in bold Capitals e g KEYPAD Bridge IlT Help Button The DO information help button on Bridge IT can be pressed when navigating codec menus to display a dialog on the LCD screen that suggests the actions that can be performed from within the current menu 3 Introduction to the Cod
79. ior to dialing e Select either a mono or stereo profile e Select Menu gt Configuration gt IP1 Setup gt Session Type gt SIP e Select Menu gt Configuration gt IP1 Setup gt Algorithm gt G711 G722 or MP2 SIP Server Connections Getting Started Registering codecs for SIP connectivity is simple First choose the SIP server that you wish to register your codec with On a LAN this may be your own server or it could be one of the many internet servers available We recommend that you use your own SIP server and configure it to use G 711 G 722 MP2 and AAC algorithms This is because most internet SIP servers are for VoIP phones and are only configured for G 711 and GSM algorithms When you register an account with a SIP server you will be provided with e The SIP server IP address e A username often the same as a SIP number e A password e Domain details e Realm details Sometimes Configure the Codec for SIP using the Web GUI Use the Toolbox web GUI to configure SIP account registration details into your Bridge IT codec Once these details have been entered into the codec each time it is connected to a public IP address it will contact the SIP server automatically to acknowledge its presence over a wide area network 1 Connect your codec to a LAN connection with a public IP address then login to the Toolbox web GUI and click the System button to open the System panel Tieline Pty L
80. iple unicasts el LEE a Connections SS a a a F meeer Dialstring fa _ Status Details AA a Distunnect Sts Tieline Pty Ltd 2011 Web GUI Introduction 6 5 Configuring a Multicast Program Multicast transmissions are sent using a dedicated IP multicast address that looks similar to a regular IP address and multicast subscribers request transmissions from this address This unique address allows multicast routers to identify multicast requests from a group of codecs interested in a particular transmission and packets are replicated depending on demand This can create large demands on network bandwidth if the multicast group IS Significant in size As a result only small sections of the internet are multicast enabled and many internet service providers ISPs block multicast traffic over wide area networks This restricts most multicast broadcasts to private local area networks Some ISPs provide quality of service QoS priority to multicast streams for an increased service charge You need to check with your ISP to find out what multicast services if any are available over WANs i Important Notes e When a connection is dialed Tieline codecs normally use session data to configure settings like the algorithm connection bit rate and sample rate setting etc Multicast connections do not use session data and it is imperative that all codecs are configured with the same connection setting
81. is made i Important Note The card can be inserted or removed at any time as long as the codec is not already playing audio in failover mode Removing the card while audio is playing from it will result in poor audio quality and should be avoided If it is removed accidentally you must reboot the codec to ensure failover will work in future Playing Audio from the SDHC Card The SDHC card is treated like a connection within Bridge IT and can also be used to playback audio from the card manually 1 Press the HOME button to return to the Home screen 2 Select Connect then select SD and press the button 3 Press the DIAL button and the fallback mp3 file that is automatically populated in the recent call list will be played Tieline Pty Ltd 2011 EJ Bridge IT Manual v1 10 xx 5 Connecting to the Web GUI Bridge IT can be configured using the Toolbox web GUI and this can be launched using either an IP LAN connection or a USB connection with the codec Instructions for using the web GUI are contained in the application itself from the Help panel The Tieline Bridge IT web GUI application runs on e Internet Explorer 6 or greater on Windows XP and Windows Vista e Firefox 3 or greater on Windows XP Windows Vista Solaris and Linux See LAN Troubleshooting for more info about connecting the PC LAN connection and port settings Web GUI Prerequisites 1 To use the Bridge IT ToolBox web GUI you will
82. itched networks Port Address Related to NAT a feature of a network device that allows IP Translation packets to be routed to specific ports of devices PAT communicating between public and private IP networks QoS Quality Priority given to different users or data flows across of Service managed IP networks This generally requires a Service Level Agreement SLA with a Telco or ISP domenica Choosing an alternative audio stream to use if a primary audio connection is lost Tieline Pty Ltd 2011 Glossary of Terms 139 A standardized packet format for sending audio and video data streams and ensures consistency in the delivery order of voice data packets SDP defines the type of audio coding used within an RTP media stream It works with a number of other protocols to establishes a device s location determines its availability negotiates call features and participants and adjusts session management features SIP works with a myriad of other protocols to establish connections with other devices It is used to find call participants and devices and is the method used by most broadcast codecs to connect to competing brands of codec for interoperability Service Level Agreements SLAs a contractual agreement between an ISP and a customer defining expected performance levels over a network STL Studio to transmitter link for program audio feeds RTP SDP SIP
83. ity good add or increase FEC as required Assess ISP s QOS if very bad performance Once could be an anomaly assess lost amp late packets If many lost packets network is unreliable renegotiate bit rate and or FEC down If many late packets increase jitter buffer Auto jitter buffer will adjust automatically For manual jitter buffer settings increase jitter buffer depth 50 100 ms amp reassess if only a few packets arrive late over time audio repairs will be automatic and may not require buffer changes Assess audio quality amp the number of FEC repairs if many packets are being lost perhaps reduce FEC amp or renegotiate bit rate down as Bridge IT Manual v1 10 xx Monitoring Multi unicast Connections The best way to monitor _multi unicast connections is to use the Toolbox web GUI The Cxns section on the Home screen also displays the status of all Bridge IT connections It displays whether all multi unicast connections have successfully connected Use the navigation buttons to select Cxns and press to see more connection details 4 10 Standby Failover Connections Bridge IT features an SD SDHC card slot for automatic failover to standby MP3 recordings SDHC Card Requirements 1 A FAT32 formatted SDHC Card is required SD cards may be less reliable and are not recommended 2 Create an MP3 file with the following properties e File name fallback mp3 e 32kHz 44 1kHz or
84. k the drop down Program arrow to select a specific program which will affect the relay toggle function or use the default setting wherby any program will toggle the relay output 4 Check the Rule summary and click Create Rule to save the settings Deleting Rules 1 Click the Rules katt button at the top of the web GUI screen to open the Rules panel 2 Click the Delete button next to the rule you want to delete 3 Click Yes in the confirmation dialog Tieline Pty Ltd 2011 Web GUI Introduction hdd new mile 6 11 Editing Programs 1 Open the Toolbox web GUI and click the Connect button at the top of the screen to display the Connect panel 2 Click the drop down arrow adjacent to the Name text box and select the program you want to edit 3 Click Next to navigate through the connection wizard and adjust any settings as required 4 Click the drop down arrow adjacent to the Connect button to save the edited program or save the program and connect immediately if you prefer Connect ON teg z 3 5 In the Save Program dialog click to confirm that you either want to overwrite the original program settings or create a new program Tieline Pty Ltd 2011 98 Bridge IT Manual v1 10 xx Th program you re saving is based on an existing program What would you like to do with the original program l o Update the original program The original program will be updated with the setti
85. ll not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures e Reorient or relocate the receiving antenna e Increase the separation between the equipment and receiver e Connect the equipment to an outlet on a circuit different from that to which the receiver is connected e Consult the dealer or an experienced radio or TV technician for help CAUTION Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the users authority to operate this equipment Declaration of Conformity The Tieline Bridge IT IP codec meets the requirements of directives for CE and C Tick certifications Technical documentation required by the conformity assessment procedure is kept at the head office of Tieline Technology 1 25 Irvine Drive Malaga Western Australia 6090 EN 55 022 Statement This is to certify that Tieline Bridge IT is shielded against the generation of radio interference in accordance with the application of EN 55 022 2006 Tieline Pty Ltd 2011 Reference 137 Class A Technical documentation required by the conformity assessment procedure is kept at the head office of Tieline Technology 1 25 Irvine Drive Malaga Western Australia 6090 Canadian
86. ly exception to this rule is if an organisation has network equipment and engineers that can implement and manage quality of service QoS on its network Tieline Pty Ltd 2011 132 Bridge T Manual v1 10 xx 8 Use UDP as the preferred audio transport protocol TCP generally results in lower bit rates and random drop outs of audio over the internet Only use TCP if UDP is blocked by firewalls and you are unable to connect 9 When using UDP ensure the total bit rate audio bit rate plus header bit rate is no more than 80 of the ISP connection rate IP headers require around 20 kbps in addition to the audio bit rate For example with a 64 kbps connection the audio bit rate should be 64 20 x 0 8 31 2 kbps or lower For TCP we suggest a limit of 50 or less 10 Wireless IP connections can easily become congested and result in packet loss and audio drop outs It is very difficult to guarantee connection quality when there is no way of Knowing how many people are sharing the same wireless connection i Important Note Be careful when using cell phone connections at special events where thousands of people have mobile phones This can result in poor quality connections and audio drop outs if cell ohone base stations are overloaded IP Connection Checklist Complete the following check list and aim for a score of at least 8 out of 10 before going live 1 Using a reputable Tier1 ISP that s part of internet backbone The sam
87. m Audio Auto Select is the default Output HP monitoring setting in Bridge IT In this mode when Bridge IT is not connected over IP the headphone output monitors input audio which is sent to both the left and right audio outputs Once the codec connects over IP it automatically switches to monitor Tieline Pty Ltd 2011 Introduction to the Codec 27 decoded incoming audio This is useful for confidence monitoring and receiving mix minus IFB splits Two other audio monitoring options are also available 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the button 3 Navigate to Audio and press e 4 Navigate to Output HP and press to select either Monitor Input or STL Silence 16 wie tT OutoutH F STL Silence Always Monitor Input Audio Select Monitor Input to configure the codec to always monitor input audio This may be useful if an announcer wants to monitor their own voice and not return program i Important Note Monitoring of input audio is not possible with AES3 connections once you have connected STL Silence Mode 1 In STL Silence mode input audio is not monitored on the PPMs or via the headphone output before Bridge IT is connected It is necessary to check input audio levels using Auto Select or Monitor Input modes prior to connecting 2 Once the codec connects over IP it automatically switches to monitor decoded incoming audio
88. ments of the different algorithms available Algor ithm Linear Uncom pressed Tieline Up to 20ms Music 15kHz Tieline Up to 20ms Music 22kHz PLUS en ims G 722 7kKHz 1ms 64Kbps 80Kbps minimum MPEG Layer Upto 24 to 64Kbps 8 5 2 22kHz 36ms minimum 13 3Kbp S Tieline or other brands of codec MPEG Layer Up to 100m 64Kbps High quality low bit 3 15kHz s rate remotes STLS Tieline Pty Ltd 2011 Recommended connection for on air use IP bit rate IP over per head channel sample 80Kbps rate x bits per sample x no channels 24 Kbps 16Kbps minimum 48 Kbps 16Kbps minimum 64Kbps 80Kbps minimum Extremely high quality uncompressed audio distribution and STLs High quality low bit rate remotes STLs and audio distribution Very high quality low bit rate remotes STLs and audio distribution Voice quality connections to other brands of audio codec Voice quality connections to other brands of audio codec Very high quality audio connections between 106 Bridge IT Manual v1 10 xx and audio distribution LC AAC Upto 64ms_ 64Kbps 15Kbps_ High quality low bit 15kHz rate remotes STLs and audio distribution HE AAC v 1 Upto 128m 48Kbps 7 4Kbps High quality low bit 15kHz s rate remotes STLS and audio distribution HE AAC v 2 Upto 128m Minimum_ 7 4Kbps DAB radio streaming
89. n to the Home screen Use the navigation buttons to select Config and press the button Navigate to System and press x Select RS232 Cfg and press 16 Stem Contd Language n gt 2 m S eC J500 FCO 5 Use the navigation buttons to select the correct baud rate 6 Select Enable for flow control and press to save all settings INTERFACE Female DATA Male DB9 DB9 RS232 DCE RS232 DTE 1 No Connection No connection 2 TX Data RX Data 3 RX Data TX Data 4 No connection No connection 5 5 Signal Ground Signal Ground 6 No Connection No connection 7 cTs RT 8 RTS Fer 9 No connection No connection Tieline Pty Ltd 2011 18 Bridge IT Manual v1 10 xx 5 1 L00000 OOOO Oooo 7 D 00G 6 g 9 6 DB9 Male DB9 Female Connector Pins Connector Pins i Important Notes e Bridge IT cannot send RS232 data or activate relays on Tieline G3 codecs e t is important that you enable serial port flow control within the codec Flow control regulates the flow of data through the serial port If disabled data will flow unregulated and some may be lost e Ensure you match the serial port baud rate to match the rate of the external device you are connecting to Ideally the settings on both codecs should match or you could have data overflow issues e Only the dialing codec needs to be configured to send RS232 data session data sent from the dialing codec will co
90. nds encoding delay Tieline s QoS Performance Engine automatically manages jitter buffering forward error correction and packet repair Full hardware front panel interface including navigation LCD display PPM metering and dialing key pad Web GUI for configuring codec functionality and RS232 data Integrates seamlessly with TieServer for simple IP configuration and one touch IP connections Broadcast quality analog XLR inputs outputs XLR digital AES3 AES EBU input output Simultaneous analog and digital AES3 AES EBU audio outputs Onboard SDHC card slot for automatic audio failover Ys 6 35mm stereo headphone output 2 relay inputs and 2 opto isolated outputs plus RS 232 for local and remote control of equipment at either end of your codec link USB slave connection for codec configuration Multilingual language options supported Package Contents Your codec is delivered with Bridge IT IP codec Multi region plug pack 12 volt 1 Amp power supply Phoenix 7 way connector for control port activation User manual warranty form CD with manuals amp USB drivers If any of the parts are incorrect missing or damaged contact Tieline or your nearest authorised dealer Tieline Pty Ltd 2011 Introduction to the Codec 3 1 Rear Panel Connections OQ Oo OD oiacssin wn OUT 1 OUT 2 Features TE Features _ Rear Panel Connection Descriptions IN1 AES3 IN Balanced Female XLR Mic Line input 1 o
91. necting or they will not be able to join multicast streaming sessions e Automatic or fixed jitter buffer settings can be adjusted on individual client codecs as required There is no jitter buffer setting on the server codec program because it never receives audio packets See Toolbox web GUI documentation for more detailed information about Configuring a Multicast Program 1 Press the HOME O button to return to the Home screen select Connect then select IP and press the button 2 Select the IP mode you are using to connect in this case Multicast Server because we are configuring the broadcast server codec or select Multicast Client when configuring codecs receiving multicast audio streams 1 IF hiode Point to Foin ili eaea dulticast Clien 3 Use the RETURN gt button to delete any numbers already entered then use the numeric KEYPAD to enter the multicast IP address you want to dial using the or buttons to enter the periods in the IP address Next press the down WV navigation button to select Config and Tieline Pty Ltd 2011 Getting Connected Quickly 43 press 16 22 ConnectiF ret to Fti Tieline 192 1605 09 5 4 Press the down V navigation button to select Alg algorithm and press 16l 2 IF Conta i hicast 51 Tieline Alg Loc Ot Fem OTF Dir Encode only 5 Use the navigation buttons to select an algorithm profile or manually make algorithm
92. network administrator for these settings 9 After all changes have been made use the up navigation button to scroll to the top of the menu and select Apply Setting then press the 0r button to save all changes 10 Check the Unit Details menu to ensure the new static IP address has been entered correctly 7 2 Creating Programs Point to point programs can be created using the codec front panel keypad When creating custom programs without the Toolbox web GUI it is important to ensure that you configure all the connection settings first as these are stored as part of the configured profile Once a program has been created it cannot be adjusted without using the Connect panel within the Toolbox web GuUI 1 Press the HOME gt button to return to the Home screen 2 Select Connect then select IP and press the button 3 Use the numeric KEYPAD to enter the IP address of the codec you want to dial using the or buttons to enter the periods in the IP address and use the RETURN gt button to delete numbers already entered 4 Press the down V navigation button to select Config and press 0n to adjust or check any any connection parameters see 10 Quick Steps to Connect Bridge IT for more info 5 Press the RETURN button to navigate backwards to the Connect IP screen that the IP address was entered into 6 At this point navigate to Save on the Connect IP screen and press to save the settings as a custom program for s
93. nfigure all other compatible codecs non G3 you connect with e RS232 data can be sent from the dialing codec to all end points of a multi unicast connection Note Bidirectional RS232 data is only available on the first connection dialed when multi unicasting 7 8 Configuring TCP UDP Protocols In TCP and UDP networks the codec port is the endpoint of your connection Software network ports are doorways for systems to communicate with each other For example several codecs in your studio may use the same public static IP address Therefore it is necessary to allocate port numbers to these codecs so that when an incoming call comes in the network knows which codec to send the call to Tieline Codec Default Port Settings By default Bridge IT codecs use a TCP session port to send session data and a UDP port to send audio The session port is configured to use the TCP protocol because it is the most likely protocol to get through firewalls ensuring critical session data including dial connect and hang up data will be received reliably Tieline Pty Ltd 2011 Routine Programming Tasks 119 The default session and audio port settings in Bridge IT for both TCP and UDP connections are outlined in the following table IP IP Connection IP Connection _ Session Data Port Session Data Port Audio Port dolgi IP1 connection TCP 9002 send UDP 9000 beeches send session a audio Toolbox Web GUI _ Web GUI
94. ng the Toolbox web GUl All settings are configured in the same way with two small differences entering a SIP address and selecting SIP as the connection transport 1 Click in the Name text box and type a Program name 2 Click in the Number Address text box and type the SIP address of the codec you want to connect to then click Next Note it is not necessary to type SIP before the address 2 Add of remove extra actresses by clicking oF 3 Click Connect to connect now or Next for more setup options 3 Click the drop down arrows for Transport and select SIP and adjust the encode and decode directions if required then click Next Tieline Pty Ltd 2011 sa Bridge IT Manual v1 10 xx 4 Configure the rest of the connection settings and click the drop down arrow adjacent to the Connect button to save the program or save the program and connect immediately if preferred See Configuring Point to Point Programs for more details on configuring programs Important Notes The default UDP audio port when using SIP is 5004 in Tieline codecs To contact a codec that is behind a firewall or NAT enabled router it is essential that all relevant ports are open and forwarded to the other device ee Dialing a SIP Address via the Codec Front Panel i Important Notes It is only possible to enter an alpha numeric SIP address using the Toolbox web GUI The Connect SIP dialing text box only supports entering numeric
95. ng to Ideally the settings on both codecs should match or you could have data overflow issues e Only the dialing codec needs to be configured to send RS232 data Session data sent from the dialing codec will configure all other compatible codecs non G3 you connect with e RS232 data can be sent from the dialing codec to all end points of a multi unicast connection Note Bidirectional RS232 data is only available on the first connection dialed when multi unicasting 6 10 Creating Rules The Rules panel in the Toolbox web GUI is used to configure events for specific codec actions Typically these rules are based on a change in the state of a GPIO control port or the codec being connected or disconnected Rules can only be created with the web GUI while the codec is disconnected Note Data must be enabled in the Connection menu in Bridge IT to enable contact closure operation and RS232 data By default sending of data is disabled in Bridge IT Data must be enabled in the Tieline Pty Ltd 2011 92 Bridge IT Manual v1 10 xx Connection menu in Bridge IT to enable contact closure operation and RS232 data Press the HOME button to return to the Home screen Use the navigation buttons on the front panel to select Connect and press the button 3 Select IP and press the button 4 Use the down V navigation button to select Config and press the 0x button 5 Navigate to Data and press to toggle between Enabled an
96. ngs you ve chosen gp Create a new program IU Anew program will be created with the settings you ve chosen 6 The edited program it becomes visible in the Speed Dial section of the Master panel under Programs Speed Dial Contacts 7 Highlight the program you want to connect with then click Connect to start connecting 7 Routine Programming Tasks Bridge IT supports DHCP and static IP addressing for dialing over IP networks and also includes Tieline s QoS Performance Engine technology for automatically managing connections over IP networks This includes advanced Forward Error Correction FEC techniques designed to increase the stability of IP connections in the event that data packets are lost as well as sophisticated automatic jitter buffering that simplifies management of network congestion over a range of IP network infrastructure Tieline Pty Ltd 2011 Routine Programming Tasks 99 7 1 Configuring IP Addresses An IP address is a unique number that allows devices to communicate over IP networks and the internet using the internet Protocol standard and there are two types of IP addresses public and private If you want to dial a codec with a public IP address you simply dial the IP address to connect If you want to dial a codec with a private IP address you need to perform network address translation NAT NAT allows a single device such as a broadband router to act as an agent between the
97. ns to adjust the input levels up or down Important Note 15 volt phantom power is not supplied to input 1 by default To adjust this setting select Config then Audio and then Phantom Press the OK button to toggle between Disabled and Enabled T 16 ma Inout Audio Dang 1 2 Disabled Tieline Pty Ltd 2011 32 Bridge T Manual v1 10 xx 2 Press the HOME O button to return to the Home screen select Connect then select IP and press the button 3 Select the IP mode you are using to connect in this case Point to Point see also WebGUI Configuration_of Multi Unicast Programs and Configuring Multicast Programs IF hte ide Point to Foin 4 Use the RETURN gt button to delete numbers already entered then use the numeric KEYPAD to enter the IP address of the codec you want to dial using the or buttons to enter the periods in the IP address Next press the down V navigation button to select Config and press x 16 ConnectiPrPt to PTi Tieline 4 line 192 1605 01 95 Important Note The codec remembers recent IP addresses just like a cell phone To view these addresses just press the OK button when you select the Connect IP screen The most recent addresses and programs are listed first and you can use the navigation buttons to scroll up and down Press the OK button to select the address you have highlighted Tieline Pty Ltd 2011 Getting Connected Quickly 33
98. ntries 9 Other product names mentioned within this document may be trademarks or registered trademarks or a trade name of their respective owner Tieline Pty Ltd 2011 138 Bridge IT Manual v1 10 xx 9 Glossary of Terms a eee audio standard used to carry digital audio signals between devices AES3 Official term for the audio standard referred to often as AES EBU ae 2 Domain Name System DNS is used to assign domain names to IP addresses over the World Wide Web DSCP The Differentiated Services Code Point is a field in an i packet header for prioritising data when traversing networks rae of switching to an alternative audio stream if the primary connection is lost Gui Acronym for Graphic User Interface Acronym for Graphic User Interface Graphic User Interface ISP Service Providers ISPs are companies that offer customers access to the internet IP Internet Protocol used for sending data across packet switched networks man Delay associated with IP networks and caused by algorithmic transport and buffering delays Multicast Efficient one to many streaming of IP audio using multicast IP addressing Narrowcast Transmitting a signal or data to a specific recipient or recipients Network A system for forwarding data packets to different private IP Address network addresses that reside behind a single public IP Translation address NAT a G formatted unit of data carried over packet sw
99. ogram when different codec control port inputs are turned on 1 Click the second rule in the Rules panel 2 Click the drop down arrows to select the control port input for connecting and the alternative one for disconnecting e ren Create rule Cancel 7 eee ee eee 7 P r s T ee eo al g t Aa 3 Click the drop down Program arrow to select an individual program which will be connected and disconnected by the change in the control port input states 4 Check the Rule summary and click Create Rule to save the settings Rule 3 Synchronise Local Control Port Input Status with a Remote Relay Output Use this rule allow a local codec s control port input to change the state of a remote relay output 1 Click the third rule in the Rules panel 2 Click the drop down arrow to select the local control port input used to control a remote relay output Tieline Pty Ltd 2011 Web GUI Introduction 95 Create rule Cancel 3 Check the Rule summary and click Create Rule to save the settings Rule 4 Toggle a Relay Output with each Change in Connection Status This rule is used to toggle a codec s control port relay output each time a program connects and disconnects 1 Click the fourth rule in the Rules panel 2 Click the drop down Relay arrow and select the relay output you want to toggle Tieline Pty Ltd 2011 96 Bridge IT Manual v1 10 xx i a as 3 Clic
100. oints e Specific connection profile details pertaining to algorithm FEC jitter buffer and bit rate settings etc e Support for up to six multi unicast connections one of which can be bidirectional Saving Configuration Files 1 Open the web GUI and click the System GM button at the top of the screen to display the System panel 2 Click the Backup button at the top of the System panel 3 Click Save Configuration a ea SS Save configuration k Tieline Pty Ltd 2011 Web GUI Introduction 4 Use your mouse pointer to click and select the check boxes representing your configuration requirements Save configuration Select the configuration items to save M Include system M Include programs inciude contacts Se Save R 5 Click Save and select a location on your PC to save the configuration file Restoring Configuration File Settings 1 Open the web GUI and click the System E button at the top of the screen to display the System panel 2 Click the Backup button at the top of the System panel n ET Sy otel om Network Options SIP Firmware Licensing te e J 3 T p j zii E i gt a ht a SS m bi m b r s Feal i 3 Click Restore Configuration Tieline Pty Ltd 2011 s8 Bridge IT Manual v1 10 xx Save configuration Tam a T a S Restore configuration a 4 Navigate to the configuration file on your PC that you wan
101. ono using the Tieline Music Tieline Pty Ltd 2011 114 Bridge IT Manual v1 10 xx Algorithm you will need at least a 24kbps connection for audio Adding 100 FEC will add another 24kbps making your bit rate 48kbps plus some overhead of around 10kbps is required If you re on a 64kbps uplink you should consider reducing your FEC to minimise the likelihood of exceeding your bandwidth capacity Here is another example if you want 15 kHz stereo you need at least 56kbps for the audio 100 FEC requires at least 112kbps and 50 FEC requires at least 84kbps If your uplink speed is 256kbps and you re on a shared connection then choosing a lower FEC setting of 20 33 may give you better results 7 6 Configuring Encode Decode Direction By default Bridge IT by is configured to both encode and decode data However it is possible for Bridge IT to encode or decode audio data only This is useful for e Conserving connection bandwidth when unidirectional data streaming is required e Lowering data costs e Increasing overall connection reliability Configure the transmitting codec to encode only and configure the receive codec to decode only when using this feature To adjust this setting 1 Press the HOME button to return to the Home screen Use the navigation buttons on the front panel to select Connect and press the button Select IP and press eX Use the down V navigation button to select Config and press x
102. ou to store connection and dialing information for a range of unicast multicast and multiple unicast connections and retrieve or edit them easily at the touch of a button Simple point to point or multicast profiles can be created using the codec front panel whereas multiple unicasts must be created with the Connect panel in the Toolbox web GuUI If your codec connects using TieServer coming soon you will see whether other codecs in your network are available and can call registered buddies in your network at the touch of a button Point to Point Programs New point to point programs can be created using the codec front panel keypad see 10 Quick Steps to Connect Bridge IT or using the Toolbox web GUI see Configuring Point to Point Programs If you know the IP address of the codec you want to connect to then all you have to do to connect is enter this into the codec choose your preferred connection settings and then dial to connect Manually dialed unicast connections are automatically saved as programs retaining all the dialing and configuration information configured into the codec Ensure that you configure all the correct Tieline Pty Ltd 2011 30 Bridge IT Manual v1 10 xx connection settings first as these are stored as part of the program s profile and once stored cannot be adjusted without using the Connect panel within the Toolbox web GUI Multiple Unicast Programs Multiple unicasts are useful for distr
103. our network infrastructure is designed for media streaming and not domestic usage Tieline has tested several cheap 8 port switches that lose more packets between local computers than an international IP connection between Australia and the USA e f using a wireless connection ensure that the antenna signal strength received is strong The type of antenna used and the amount of output gain also affects connection quality i Important Note You should be able to stream audio between two codecs on your LAN and get link quality readings of LOORYY If you see anything less than this then you should get a network engineer to investigate the issue 6 Once your internet connection is installed at the studio check that the connection performance is approximately what you ordered and are paying for A connection can perform below advertised bit rates if There is an error in ISP configuration There is an error in modem configuration There is a poor quality line between the studio and the exchange There are too may phones or faxes connected to the phone line or Line filters have been connected incorrectly y Tech Note You can test your internet connection speed by connecting a PC to the internet and using http www speedtest net index php If the bandwidth detected is low then something is wrong Get it fixed before going live 7 Use a dedicated DSL ADSL line for your codecs Do not share a link with PCs or company networks The on
104. r AES3 AES EBU input for mono and stereo AES3 sources 2 IN 2 Balanced XLR Line input 2 3 Out 1 Out2 Balanced Male XLR Analog Line Outputs 1 and 2 4 AES3 OUT AES3 AES EBU output va male XLR for mono and stereo AES3 signals zl CTRL PORT 2 inputs 2 opto isolated relay outs 6 RS23200 RS232 RS 232 DB9 connection for serial device control 7 Headphone Stereo 6 35 mm 4 headphone out Output 8 USB 2 0 port USB 2 0 for codec configuration 9 LAN RJ 45 port for Ethernet 10 100 BaseT network connection 10 12v DC input 2 1mm 12V DC power supply connection XLR Analog and Digital Inputs Bridge IT features two XLR microphone inputs Input 1 is a balanced mic line input with the ability to connect high medium Tieline Pty Ltd 2011 10 Bridge IT Manual v1 10 xx and low gain mics as well as an unbalanced source It has switchable phantom power of 15 volts that is turned off by default and can also be used as an AES3 AES EBU digital input This input accepts both mono and stereo digital AES3 signals Input 2 is a line input only i Important Note Channel 2 input gain can only be adjusted using the Input Audio screen on the codec See Adjusting Input Levels XLR Analog and AES3 Outputs Bridge IT features two balanced XLR analog audio outputs and a digital XLR AES3 AES EBU audio output Both the analog and digital outputs can be used simultaneously and the AES3 output can
105. r delay introduced For example if MP2 algorithms are used program delays will be much longer than when using Tieline Music or MusicPLUS algorithms This is due to the additional inherent encoding delays involved when using MP2 algorithms This can be a major consideration for live applications that integrate remote crosses into a broadcast The algorithm you choose to connect with will also depend upon e The codecs you are connecting to Tieline versus non Tieline e Whether you are creating multiple unicast connections e Whether you are connecting using SIP or not e The uplink bandwidth capability of your broadband connection Tieline Pty Ltd 2011 Routine Programming Tasks 105 i Important Notes Music and MusicPLUS algorithms cannot be used over SIP connections Use MP2 algorithms at 64kbps mono or 128kbps stereo for high quality connections when using SIP or use G 711 and G 722 if required Tieline G3 codecs do not contain AAC algorithms so choose one of the other available algorithms if you are connecting to a G3 codec It can be a good idea to listen to the quality of your program signal using each algorithm and to see how it sounds when it is sent at different connection bit rates as well as different FEC and jitter buffer millisecond settings This will assist you to determine what the best algorithm setting is for the connection you are setting up Please see the following table for details on the connection require
106. r low point 2 4dBu Nominal Ow reference level at 4dBu 3 16dBu 16 indication where audio will clip distort Audio Metering when Connecting to Other Codecs This setting is mainly used for compatibility with other codecs In particular it is used when connecting using G 711 G 722 and AAC algorithms Tieline Pty Ltd 2011 Introduction to the Codec 21 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the amp button 3 Navigate to Audio and press C 4 Navigate to Ref Level and press C 5 Select Other and press CX Audio levels should average around the nominal Ow point and audio peaks should not exceed 12dbu as indicated by the PPM meter o amp 16 Hom Connect Csmsi j Features Description O Z O Z O Z O 1 9dBu PPM meter low point 2 4dBu Nominal Ow reference level at 4dBu 3 12dBu 12 indication where audio will clip distort Channel 1 Mic Line Level Audio Adjustment The default setting in the codec for channel 1 is for a line level audio source To adjust this setting for a mic level or unbalanced source 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the button 3 Navigate to Audio and press x 4 Ensure Input Type is set to Analog 16 i 2 Audio Conta Tieline Input Type Input Level Ch1 50 Ch2 30 Chi
107. racter limit for passwords 6 Type the IP address of your codec into your browser with a full colon and then the new port number i Important Note Any new port specified must be within the range 2000 to 65535 inclusive 5 2 Installing USB Drivers USB drivers need to be installed on your PC in order to connect successfully to Bridge IT using the USB port on the codec These can be downloaded from http www tieline com Support To install drivers 1 Download the zipped USB driver inf file from the Bridge IT page link at http www tieline com Support Unzip the file and save it to your PC 3 Connect a USB cable between your PC and the Bridge IT USB port on the rear panel of the codec 4 The PC should detect that a new device has been attached and launch the Found New Hardware Wizard 5 Select Install from a list or specific location Advanced and click Next NO Tieline Pty Ltd 2011 ge IT Manual v1 10 xx Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install software for RNDIS Ethemet Gadget f your hardware came with an installation CD or floppy disk insert it now What do you want the wizard to do O Install the software automatically Recommended Install from a list or specific location Advanced Click Next to continue 6 Select the folder in which you have saved the downloaded inf file and click Next Found New Hardware Wiza
108. ram Select PGM Speed Dial Na Details Music Mono _ MusicPLUS _ Stereo s GIL G 722 _MP2 Mono f MP2 Stereo Multicast Client SPreey 4 eee ee Re _ rate MP2 J Stereoj PLPCM Mono f Samplel _ Bits per E PCM Stereo rate Sample P E apt X Mono Sample PIE apt X Stereo rate Sample 1 BAAC Stereo 4 ample ETEN ber Bit rate SPS PSP PASS SSS SESE SE SS Se SSP eee ee i i a oy I m gt AACHE Stered t Auto Adapt __ Least Delay _ ssass i fen ess Dela gt Fixed Buffer _ 7Best Compromise Jo_ Highest Quality Homa Please note Codec default settings have square brackets Direction around them i e Enabled Encode Decode Tieline Pty Ltd 2011 16 Bridge IT Manual v1 10 xx Configure Menu Configure Tie a mas me Ea Restora Static ncode NTP ti Clear nhanced ca Select Gate onirast 40 erced UTC Reboot Re c i gt pa auth 58S oji m D g T a Silence Please note Codec default settings have square brackets around them i e Enabled G Pee nN SIN serial umber IGC Level Phan tom Ref Level j fieline G3 gt c Ps a g IPF DR teline G Tieline Pty Ltd 2011 Introduction to
109. rd Welcome to the Found New Hardware Wizard This wizard helps you install software for RNDIS Ethemet Gadget if your hardware came with an installation CD DB ot ae disk insert it now What do you want the wizard to do O Install the software automatically Recommended Install from a list or specific location Advanced Click Next to continue 7 When the drivers have been installed click the Finish button Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install software for RNDIS Ethemet Gadget if your hardware came with an installation CD or floppy disk insert it now What do you want the wizard to do O Install the software automatically Recommended Install from a list or specific location Advanced Click Next to continue Net gt J Canca Tieline Pty Ltd 2011 Connecting to the Web Gul 55 5 3 Launching the GUI over USB 1 Install USB drivers into your PC 2 Connect a USB cable between your PC and the Bridge IT USB port on the rear panel of the codec 3 From the codec Home screen select Config then Unit to display the USB address configured into your codec 22 Tieline 4 Open your web browser and type the USB address of your codec into the address bar of your browser i e http 169 254 x y the last 2 blocks of digits are the USB address details unique to your codec 5 Refresh the browser and the web GUI
110. rform jitter analysis 3 Stage 3 a3 If the compatibility check is successful this is the analysis hold off period During a minute the jitter buffer is held at a safe fixed value of 500ms while enough history is recorded to start jitter buffer adaptation 4 Stage 4 live A This is where the codec determines it is safe enough to start broadcasting using the auto jitter buffer level We recommend running the codec for a few more minutes to obtain a more comprehensive history of the connection s characteristics 5 Fixed F This state is displayed if the jitter buffer is fixed i Important Note The jitter buffer setting in the codec can only be adjusted when a connection is off line Automatic jitter buffering is disabled for a Raw linear uncompressed audio connection Auto Jitter Buffer and Forward Error Correction FEC lf forward error correction is configured then additional data packets are sent over a connection to replace any data packets lost There is no need to modify jitter buffer settings if you are sending FEC data only if you are receiving FEC data The jitter buffer depth on the receive codec needs to be increased if forward error correction is employed We recommend you add 100ms to the jitter buffer on a codec receiving FEC at a setting of 20 and 20ms at a setting of 100 Tieline s auto jitter buffer detects the amount of FEC that is being used and automatically compensates to increase the codec
111. ring Multi Unicast Programs Bridge IT supports up to 6 independent multiple unicast multi unicast connections from a single codec Multi unicast connections can only be created using the ToolBox web GUI and require software versions that Support multi unicasting Tieline Pty Ltd 2011 Web GUI Introduction Prerequisites e Bridge IT firmware v 1 01 00 r4219 or higher e G3 codec firmware v 1 6 56 or higher if connecting to a G3 codec e ToolBox web GUI v 1 2 2 3 or higher e A multi unicast license installed in the dialing codec Creating a Multi Unicast Program 1 Open the web GUI and click the Connect 5 button at the top of the screen to display the Connect panel 2 Click New and then click in the Name text box to type a Program name 3 Click in the Number Address text box and type the IP address of the codec you want to connect to 4 Click the blue plus symbol adjacent to the Number Address text box to add another connection text box Click the blue minus symbol to remove a multi unicast connection text box 5 Manually enter the IP address for each multi unicast connection or click the drop down arrow on the right hand side of each text box to select a Contact see Managing Contacts which has been configured into the codec When all IP addresses are entered click Next Tieline Pty Ltd 2011 72 Bridge IT Manual v1 10 xx 6 Click the drop down arrow to adjust the e Transport sele
112. rmonic lt 0 03 at 4dBu unweighted Distortion Signal To Noise gt 90dB at 22dBu unweighted Ratio Sample Frequencies IP Sample 16kKHz 24kHz 32kHz 48kHz Frequencies Algorithms Tieline Music Tieline MusicPLUS G 711 G 722 MPEG a a ee IP IP Optional AAC LC AAC HE s i lt CO LC AAC HE i IP Optional 16 24 bit Enhanced apt X IP Linear PCM16 uncompressed Data and Control Interfaces Tieline Pty Ltd 2011 Specifications 141 USB USB 2 0 LAN 10 100 base T RJ45 connector Serial RS232 up to 115kbps with or without CTS RTS flow control va female DB9 connector can be used as a proprietary data channel Front Panel Interfaces Display 128 x 64 monochrome LCD SD SDHC Card Supports SDHC Flash Cards Slot Keypad 20 button keypad Navigation 5 button keypad General sa Dimensions 8 5 x 5 9 x 1 75 216mm x 150mm x 44mm Weight 2 07 b 940q Power 12V DC 400mA Consumption Operating 0 C to 50 C 40 F to 115 F Temperature Humidity O to 70 at 35 C non condensing Operating Range Tieline Pty Ltd 2011 44 1kHz aN AES EBU audio levels 24 input and output 24 program input settings sample rate 24 sample rate conversion AES3 audio levels 24 input and output 24 program input settings sample rate 24 sample rate conversion 102 24 24 24 24 Algorithm latency 102 programming of
113. roprietary session data which is used to configure all non SIP IP connections There are two very distinct parts to a call when dialing over IP The initial stage is the call setup stage and this is what SIP is used for The second stage is when data transference occurs and this is left to the other protocols used by a device i e using UDP to send audio data The default algorithm selected when connecting using SIP is G 11 Algorithms supported by Bridge IT when connecting to compatible SIP devices include G 711 G 722 MPEG Layer 2 AAC LC AAC HE and PCM 16 uncompressed RAW audio Tieline Pty Ltd 2011 s0 Bridge IT Manual v1 10 xx i Important Notes e Each codec should be registered to a different SIP server account to avoid connection conflicts e SIP dialing is only supported over point to point connections not multiple unicast connections e Tieline G3 codecs do not support connections using AAC and will default to MPEG Layer 2 if AAC is configured in Bridge IT and you dial from Bridge lT Dialing Peer to Peer IP Connections SIP can be used to make direct peer to peer calls from Bridge IT to different brands of IP codecs with public IP addresses or between two codecs over a LAN which do not pass through firewalls Peer to peer SIP calls are usually used to connect to other brands of codecs and perform call and session management tasks Peer to peer SIP calls between two Bridge IT codecs are detected automatically and
114. s on the Home screen to view a codec s connection Status then press to view connection statistics for IP packets being sent over the connection i Important Notes e Always dial the multicast server codec connection first before connecting multicast client codecs e Multicast client codecs will display Local link quality LQ readings only Multicast server codecs do not display LQ Tieline Pty Ltd 2011 Getting Connected Quickly 45 readings e The UDP audio port setting is 9000 for multicast connections and cannot be adjusted e Forward Error Correction FEC is not available for multicast connections e t is not possible to send auxiliary data using multicast connections e t is not possible to connect to a G3 codec and receive multicast IP audio streams 4 9 Monitoring IP Connections The Connected RTP screen displays information that assists in monitoring the performance of IP connections This screen is displayed when an IP connection is dialed The IP address that has been dialed and the LQ link quality is displayed on the screen and you can use the down WV navigation button to view the algorithm being used the connection bit rate and the amount of jitter buffer delay over the IP network 16 oe Connected ATF 00 00 45 ig L Pag a settings You can also navigate to this screen from other menus 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select CXNS and
115. s prior to connecting or they will not be able to join multicast streaming sessions e Automatic or fixed jitter buffer settings can be adjusted on individual client codecs as required There is no jitter buffer setting on the server codec because it never receives audio packets Multicast Server versus Multicast Client Programs Two different types of multicast programs need to be created when multicasting e A multicast server program is used by the broadcasting codec to send multicast IP packets to multicast routers on a network e A multicast client program is used by codecs to receive multicast IP audio packets A multicast server codec sends audio packets only and a multicast client Tieline Pty Ltd 2011 76 Bridge IT Manual v1 10 xx codec receives audio packets only Codecs using the client program request multicast packets from the server codec which are distributed by the multicast routers on the network Creating Multicast Programs 1 Open the web GUI and click the Connect Ue button at the top of the screen to display the Connect panel 2 Click New and then click in the Name text box to type a Program name 3 Click in the Number Address text box and type the IP address of the multicast router you want to connect to then click Next 4 Click the drop down arrows to adjust the e Transport to IP UDPIP Tieline Codecs e Mode of connection to Multicast Server when creating a multicast server pro
116. send both mono and stereo signals via the single XLR output Stereo RTS Headphone Output Bridge IT has a 6 35mm 1 4 RTS stereo headphone output for monitoring audio inputs 1 and 2 and return link audio Channel 1 is mapped directly to the left headphone output and channel 2 is mapped directly to the right headphone output When listening to return link audio channel 1 is mapped directly to the left headphone output and channel 2 is mapped directly to the right headphone output See Headphone Monitoring LAN Port The codec features a RJ 45 port for Ethernet 10 100 BaseT network connections Command amp Control Interfaces Bridge IT features 1 2 relay inputs and 2 opto isolated outputs for machine control via the CTRL PORT 2 A nine pin RS 232 connection for local and remote control of equipment at either end of the link 3 A USB 2 0 slave connection for codec web GUI configuration Tieline Pty Ltd 2011 Introduction to the Codec 11 DC Power Input The codec is powered by a 12 volt DC power supply using a standard polarised DC plug 3 2 Front Panel Controls Bridge IT features a full hardware front panel interface with menu navigation buttons an LCD display with PPM metering and a dialing keypad 10G8 iT The codec also features an SDHC card slot which can be used for automatic program failover audio playout in store audio recordings and firmware upgrades Navigation Buttons Bridge IT h
117. sing this product DIGITAL PHONE SYSTEM WARNING DO NOT CONNECT YOUR Tieline CODEC TO A DIGITAL PHONE SYSTEM PERMANENT DAMAGE MAY OCCUR If you are unfamiliar with any facility check that the line you are using is NOT a digital line If the Tieline codec becomes faulty due to the use of a digital phone system the WARRANTY IS VOID Disclaimer Whilst every effort has been made to ensure the accuracy of this manual we are not responsible for any errors or omissions within it The product Tieline Pty Ltd 2011 6 Bridge T Manual v1 10 xx specifications and descriptions within this manual will be subject to improvements and modifications over time without notice as changes to software and hardware are implemented 2 Howto Use the Documentation Overview of this Bridge IT User Manual This documentation is written for firmware release 1 10 xx and Toolbox Web GUI version 1 5 3 2 Use this manual to learn how to e Connect Bridge IT to an IP network and configure point to point multicast or multiple unicast connections e Understand how to configure the codec over a LAN or USB cable for an IP connection e Adjust audio and other settings within the codec e Configure automatic SDHC card failover Please read Getting Connected Quickly for an overview of how to configure Bridge IT using programs to store connection settings IMPORTANT List of Manual Updates in this Revision There are several updates in this vers
118. ss the DIAL button to make a connection 4 The Wait Connecting screen appears during the connection process and then connection details are displayed 4 3 Hanging up a Connection 1 Press the red HANGUP button on the numeric KEYPAD at any time to hangup a connection 2 Use the right navigation button to select Yes and press the HANGUP button or the button to confirm the connection hangup 16l H2O Yamina Tieline Are poy syre yoy want to Hangup Tieline Pty Ltd 2011 36 Bridge IT Manual v1 10 xx 4 4 Redialing a Connection Pressing the DIAL button from any codec menu except menus accessed via the Connect gt IP screen will let you redial previously dialed connections When a manually dialed unicast or multiple unicast connection is dialed it is stored as a program in call history Manually dialed unicast and multiple unicast connections that have not been saved as programs will also be saved as programs retaining all the dialing and configuration information programmed into the Bridge IT codec just like a saved program A program appears in the Recent Program redial screen with its saved name and manually dialed connections display IP addresses A multi unicast connection will display the first IP address dialed and the number of additional connections dialed 16l 22 Recent Programs _ Ti lim Tielin g 132 155 0 175 2 1392 166 0 17 oe 3 RTC ee _ Screen Displa
119. t Config and press the or button 5 Press the button to select Alg 6 Use the right gt navigation button to select Profile T 8 AA UNa Select the profile you want from the All Mono or Stereo menus Press the hatch button GP to add the profile into the Favorite menu Profiles that have been added into the Favorite menu are identified by the hatch symbol next to their name after they have been selected Tieline Pty Ltd 2011 5 Select Profile i favorite Tieline WF hon 24kHz 64kb WP hon 4kHz 256kb IMP2 ST 32kHz 126kb w Deleting a Profile from the Favorite Menu Press the HOME button to return to the Home screen Use the navgation buttons to select Connect and press the button Select IP and press the button Use the down V navigation button to select Config and press the or button Press the button to select Alg Use the right gt navigation button to select Profile Select the profile you want to delete from the Favorite menus Press the hatch button G to delete the selected profile from the favorite menu A O N CO NO O Available Profiles The following profiles are pre configured in all Bridge IT codecs Note AAC algorithm profiles are not available unless an AAC license has been installed in the codec a Algorithm Mono Stereo Sample Rate Bit rate a o 1 AAC AAC Mono 2 AAC Stereo pa CE T 3 AAC Stereo 48 256
120. t to load then click Open 5 Use your mouse pointer to click and select the check boxes representing your system restore requirements For example you could select the Include programs check box and deselect the Include system check box if you are only copying programs onto codecs Restore configuration Select the configuration items to restore Include system vl iE _ EE et tints Restore Cancel 6 Click Restore to restore the configuration file settings confirmation of successful restoration is provided by the web GuUI ES a ss Restore configuration Tieline Pty Ltd 2011 Web GUI Introduction 89 6 8 Reset Default Settings There are several settings which allow you to restore factory default settings within the codec 1 Open the web GUI and click the System E button at the top of the screen to display the System panel 2 Click the Backup button at the top of the System panel SS ee S S 3 Click one of the four reset options available Reset codec configuration SS ee Restore factory defaults Clear r progra ms and contacts m e g Reboot codec 4 A confirmation dialog appears for each option click Yes to proceed or No to cancel the reset function Tieline Pty Ltd 2011 e Are you sure you want to reset the codec configuration This will also reset your web password
121. td 2011 s2 Bridge IT Manual v1 10 xx 2 Click the SIP button in the top left corner of the System panel i Firmware Licensin 3 Enter the account details into the relevant text boxes 4 Click to select Activate Account and click the Save Settings button to create the account in the codec A confirmation message is displayed in the bottom left corner of the Settings panel if the account details are saved successfully 5 Enable SIP within the codec via Config gt SIP gt Accounts gt Select Account name gt Active Enabled After selecting Enabled press the RETURN gt button to navigate backwards and make sure that the codec has been registered to the SIP server account by checking the registration symbol appears as it does in the following example 16 22 SIF Accounts Tieline alee Ticlinelest2 iptelorg 6 If the codec symbol looks like the following example it has not been Tieline Pty Ltd 2011 Web GUI Introduction 83 registered to the SIP server account correctly 16 22 SIF Accounts Tieline WE Ticlinelest2 iptelorg Important Notes Some 3G service providers may block SIP traffic over UDP port 5060 It is possible to reconfigure this but we recommend that you contact our support desk at support tieline com before attempting this Dialing SIP Connections SIP connections are as simple to configure as a normal dialing program when usi
122. ter automatically takes care of any instantaneous audio peaks that occur in demanding broadcast situations IGC Intelligent Gain Tieline Pty Ltd 2011 Introduction to the Codec 19 Control is enabled by default and is activated at 20 dBu G5 audio scale and 14dBu G3 audio scale to prevent audio clipping IGC automatically adjusts high audio input levels downwards until they are acceptable If IGC auto level recovery IGC Level is not enabled the input level will remain at the adjusted point until the input gain is manually adjusted again by the user If IGC is active in the codec it is indicated in the PPM meter section To adjust this setting in the codec 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons to select Config and press the or button 3 Navigate to Audio and press x 4 Navigate to IGC and press to toggle between Enabled and Disabled IGC Auto Level Recovery IGC Level works with IGC to detect when incoming audio levels have reduced sufficiently There are two settings Auto and Fixed lf the IGC Level setting is Auto then the codec will return input levels to the gain setting prior to IGC being activated The codec takes just 250 milliseconds to detect audio levels have returned to normal after IGC Level has been initiated and will then return the levels to the previous setting within half a second This response is linear If the setting is Fixed then au
123. the apt X Enhanced license has been purchased and uploaded into the Bridge IT codec For more information see Installing Software Licenses apt X Enhanced audio coding is used by thousands of radio stations to deliver very low delay audio for studio to transmitter links audio distribution Tieline Pty Ltd 2011 104 Bridge IT Manual v1 10 xx and remote broadcasts It delivers outstanding audio quality with exceptionally low delay across a range of IP networks It is ideal for high quality studio to transmitter links and audio distribution 32kKHz 44 1kHz or 48kHz sampling rates are available at either 16 bit or 24 bits per sample apt X Enhanced has a minimum connection bit rate of 128Kbps per channel and offers 10Hz to 24kHz frequency response 24 bit 48kHz apt X Enhanced at the maximum bit rate of 576Kbps delivers gt 120dB of dynamic range Configuring an Algorithm into the Codec 1 Press the HOME button to return to the Home screen 2 Use the navigation buttons on the front panel to select Connect and press the button 3 Select IP and press the button 4 Use the down WV navigation button to select Config and press the or button 5 Navigate to Alg and press x 6 Select the mono or stereo algorithm that you want to connect with and press How do I choose the algorithm The algorithm you select will not only affect the quality of the broadcast but it will also contribute to the amount of latency o
124. tions 25 Default ports 118 output levels 25 Dialing return program audio 25 default dialing profiles 38 stereo connections 25 hanging up 35 l how to connect 31 speed dialing 38 IGC 17 Z Input web gui input controls 64 Encode Decode Direction 114 web GUI input settings 64 _ Input settings web gui input controls 64 Factory default settings web GUI input settings 64 restoration of va codec 123 Inputs restoration of va web GUI 89 adjusting input levels 17 Features 7 Tieline Pty Ltd 2011 audio metering 17 144 Bridge IT Manual v1 10 xx Inputs updates 126 ch1 mic line level audio 17 Licensing ganging 17 checking for 126 IGC 17 installation of 126 IGC Auto Level 17 updates 126 intelligent gain control 17 Link Quality 45 phantom power 1 7 monitoring 45 quick adjustment of levels 17 iQ 45 Intelligent gain control 17 M Introduction 7 Introduction to the web GUI 57 Manual conventions 6 IP address details 99 overview 6 DHCP 99 Manual Conventions 6 programming 99 Master pane static 99 monitoring programs 74 IP overheads 102 Menus J codec menus 13 Monitoring Jitter buffer auto select 25 automatic 106 connection statistics 45 fixed 106 headphone outputs 25 programming of 106 headphones 25 K input audio only 25 link quality 45 Keypad monitor input 25 button descriptions 11 packet arrivals 45 function button descriptions 11 STL silence detection mode 25 L Multicasting configuration via we
125. to the Codec 13 16 n System Conta Tieline MM contrast 40 a 3 3 Navigating Codec Menus Bridge IT has simple and intuitive menu navigation screens All main codec menus can be launched from the Home screen and audio levels remain visible throughout all menus i Connect Programs 4 CHns 0 Contig Bridge IT Home Screen Features Codec Home Screen Elements 1 PPM Meters Left top and right channel audio levels Screen The name of the current screen being navigated Name 3 Connect Select to dial amp adjust connection settings 4 Cxns Displays the number of current connections 5 Programs View and edit Program dialing configurations 6 Config Select to configure codec settings Press the RETURN gt button to navigate backwards through menus or press the HOME button to return to the Home screen from any menu If a full menu cannot be viewed on the codec screen then arrows on the right hand side of the screen indicate that the current menu has items below and or above the items currently visible Use the navigation arrows to scroll up and down Tieline Pty Ltd 2011 ea hionitor input Wol 61 1 Up Arrow Arrow indicating menus can scroll upwards 2 Down Arrow Arrow indicating menus can scroll downwards Configure details Tieline Pty Ltd 2011 Introduction to the Codec 15 Connect Menu Connect Prog
126. ubsequent recall and dialing Give the program a name and press to save the program Tieline Pty Ltd 2011 102 Bridge IT Manual v1 10 xx 7 The program will now appear in the list of custom programs displayed via the Programs menu which is accessed via the home screen 7 3 Selecting an Algorithm Bridge IT offers a range of high quality algorithm options as well as 16 Bit 22kHz linear audio at less than 12 ms encode delay for high quality uncompressed audio The codec comes standard with MPEG Layer 2 G 11 and G 722 algorithms as well as Tieline Music and MusicPLUS These two Tieline low delay algorithms are optimized for wired and wireless IP connections Bridge IT is also available with optional apt X Enhanced LC AAC HE AAC v 1 and HE AAC v 2 algorithms Bridge IT has a range of default connection profiles that make it very simple to easily program your codec to connect using all available algorithms See Choosing Dialing Profiles for more details Overview of Tieline Algorithms 1 The Tieline Music algorithm is optimized for audio bit rates as low as 19 2kbps with only a 20 millisecond encode delay It offers 15 kHz mono from 24Kbps to 48Kbps 2 Tieline MusicPLUS delivers up to 20 kHz mono from 48kbps upwards It can also deliver up to 20 kHz stereo from 96kbps upwards offering huge savings on your IP data bills and outstanding audio quality Overview of AAC Algorithms i Important Notes AAC algorit
127. utine Programming Tasks 98 1 Configuring IP Addresses cccccceceseeeeeeeeeeeneeeeeenseeenseeees 99 2 Creating ProgramS sasssssssunnsnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnna 101 3 Selecting an Algorithm sasssnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 102 4 Configuring the Jitter Buffer cccccseeeeeeeeseeeeeeeeeeeees 106 5 Configuring Forward Error Correction scsceseeeeeeeees 111 6 Configuring Encode Decode Direction csseseeeeeseees 114 7 Enabling Relays amp RS232 Data cccsceseeeeeeeeeeneeeeeeeeeeees 115 8 Configuring TCP UDP Protocols 2 cescsseeeeeeeeeeeeeeeenees 118 9 Configuring QoS for Broadcasts ccceceeeeeeeeeeeeeeeeeeeees 120 10 Configuring TiMe tO Live ccccceseeeeeeeeeeeeeeeeeeeeeeeneeeees 121 11 Reset and Restore Factory Default Settings 123 12 Upgrading Codec Firmware ccceseececeeeeeeeeeeeeeeeeeeeeeeees 124 13 Installing Software Licences ceceeeeeeeeeeeeeeeeeeeeeeeeeees 126 Part Vill Reference 130 1 Tips for Creating Reliable IP Connections 0 00 130 2 TKOUDIC SNOOUNG esee 133 Tieline Pty Ltd 2011 4 Bridge IT Manual v1 10 xx S OONWare LICENCE Siira E 134 4 Compliances and Certifications cccceceeeeeeeeeeeeeeeeees 136 5 Trademarks and Credit Notices c cceceeeeeeeeeeeeeeeeeeees 137 Part IX Glossary of Terms 138 Part X Spec
128. w setting Configuring QoS Using the Web GUI 1 Open the web GUI and click the System E button at the top of the screen to display the System panel Tieline Pty Ltd 2011 Routine Programming Tasks 121 2 Click the Options button at the top of the System panel 3 Click in the DSCP field and enter the priority setting recommended by your IT administrator P E Network C SIP Firmware ticensing Backup ponnn nen J 4 Click Save settings 7 10 Configuring Time to Live Time to Live TTL is a value you can program into the codec to set a finite life for data packets sent by the codec This avoids situations where packets can keep circulating through routers causing network congestion The time to Live setting is configurable and sets the maximum number of router hops allowable for multicast data packets In most situations the default value of 1 is used to ensure packets are sent through a single LAN router and not over multiple router hops and networks This value is only displayed in the codec when a codec is in Multicast Server mode To adjust the setting 1 Press the HOME amp button to return to the Home screen select Connect then select IP and press the button Tieline Pty Ltd 2011 122 LBridge T Manual v1 10 xx 2 Press the right gt navigation button to select Multicast Server and press C 16 IF bhiode Point to Foin Ril teed et ge dulticast Cl
129. y___ Description 1 Manual unicast Displays the IP address of an IP connection connection to a single end point multiple Displays the IP address of first codec dialed unicast connection Va and the number of additional codec web GuUI connections 3 Program name via Displays the name of a program configured by web GuUI the Toolbox web GUI Redialing Manually from the Connect IP Screen From the Home screen select Connect gt IP gt Select an IP mode and the codec assumes you want to dial a new manual connection Pressing the DIAL button when the Connect IP screen is displayed will retrieve previously dialed IP addresses Codec settings for a connection dialed from this screen will include the current settings in the Config menu which can be accessed wa this screen Tieline Pty Ltd 2011 Getting Connected Quickly 37 4 5 Configuring Auto Reconnect Auto Reconnect is disabled in Bridge IT IP codecs When enabled Auto Reconnect will ensure the dialing codec attempts to reconnect if audio is temporarily lost over an IP connection This setting should only be configured on the dialing codec To adjust the setting Press the HOME button to return to the Home screen Use the navigation buttons to select Config and press the button Navigate to System and press Select Auto Recon and press to toggle between Disabled and Enabled WN i Important Notes e f Auto Reconnect is enabl

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