XC-RP300 - GDI Communications LLC
Contents
1. The XC RP300 offers up to three local Ethernet access ports allowing Ethernet devices to be attached as drop offs at the midpoint of the link By adding another XC RP300 the distance between the end points be extended an additional 4 000 feet Figure 1 shows a typical application Figure 1 Typical application The XC NT300 is well suited to surveillance applications where cameras with digital output capability are placed in strategic locations for observation The information from the camera can be transmitted to a central collection point Having the ability to pass voice communication along with high speed data permits camera positioning information to be sent without interfering with the data Using an XC RP300 allows the cameras to placed an additional 4 000 feet from the central collection point Figure 2 shows a camera application single Twisted Pair Copper Wire SLT 1000 RP 300 7 NT 300 oe Single Twisted Pair A 2 Copper VVira Figure 2 Remote camera application INSTALLATION Since basic XC RP300 setup requires no configuration it can be installed and made operational quickly Installation takes place as follows 1 Connect the VDSL line interface between the units refer to section titled Connecting the VDSL Line Interface on page 4 See Figure 3 for rear panel connector arrangements 2 Connect the Ethernet interface refer to section titled Connecting the Switch Ethe2. between 19 0 9mm and 26 AWG 0 4mm Leased circuits that run through signal equalization equipment are not acceptable The interface is bipolar making the TIP and RING connection insensitive to polarity TESTING NOTE The XC RP300 can be bench tested by connecting the Primary VDSL port to the Secondary VDSL port using at least 100 feet of telephone cable An attenuator can be used in place of the 100 foot cable Contact GDI Communications for availability 4 1 no connection 2 2 2 Wire RING 3 3 2 4 4 no connection Figure 4 XC RP300 RJ11 VDSL line interface CONNECTING THE SWITCH ETHERNET INTERFACE There are three RJ 45 ports on the front of the XC RP300 labeled Switch These are 10 100BaseT T X Ethernet interfaces These ports are designed to connect directly to a 10 100BaseT TX network The interface has the ability to detect whether the connection is DCE or DTE and will automatically configure the interface to support the connected equipment This automatic process is known as MDI MDX detection Typical connections are depicted in figures 5 and 6 below You may connect these ports to other Ethernet devices via a Cat 5 cable that is up to 150m 328ft long DATA OUTPUT FROM DEVICE 2 TX DATA OUTPUT FROM DEVICE FR 3 RX DATA INPUT TO DEVICE 410 CONNECTION 1 2 3 4 5 HO CONNECTION T 8 6 RX DATA INPUT TO DEVICE
3. 1 CONNECTION CONNECTION 5 4 RX data input to device ie 2 RX data input to device TX 3 Dene data output from device a 4 4 no connection 5 5 no connection 2 MT amp data output from device a gg 7 ino connection 8 no connection Typical LAN 10 100BaseT TX RJ 45 Connector Pin configuration for DTE Figure 6 Typical LAN 10 100BaseT TX RJ 45 Connector Pin configuration for DCE CONNECTING THE TELEPHONE POTS ISDN LINE The RJ 11 port labeled PHONE is the TELEPHONE or POTS ISDN interface A telephone or an ISDN device may be connected to this port and carried over the VDSL line The XC RP300 does not need to be powered up for the POTS interface to work The RJ 11 connector in the XC RP300 PHONE interface is wired as shown in Figure 7 4 1 no connection 2 2 2 Wire RING 3 3 2 4 4 connection 7 XC RP300 PHONE RJ 11 POTS ISDN interface CONNECTING POWER There are two power options available for the XC RP300 The XC RP300 is equipped with a power jack to accept external power The XC RP300 is supplied with an external AC cube style power supply Power to the XC RP300 is connected using the barrel jack on the rear panel No configuration is necessary at the power supply DC power must be regulated 5VDC 5 1 0A minimum The jack on the rear
4. 1 62 Symbols per second N log2 64 6 Line Rate 1 62 Symbols per second 6 9 72 Mbps Note see Line Rate tables 2 and 3 Interpolation This drop down menu provides access to all possible interpolation settings for the different QAM selections If Use Recommendations is chosen it displays the interpolation corresponding to the selected line rate Constellation This drop down menu allows you to select one of the supported QAM constellations If Use Recommendations is chosen it displays the QAM constellation corresponding to the selected line rate Carrier Frequency Here the carrier frequency for the upstream and downstream band can be selected If Use Recommendations is chosen it displays the default carrier frequency 2l Reduced Constellation Mode If this check box is enabled the modem will setup a link in reduced constellation QAM4 only It will not switch to full constellation In reduced constellation mode the VDSL Operating Channel VOC is available for reconfiguring the link manually Power back off enabled This check box controls the Power Back Off PBO functionality The PBO mechanism optimizes the transmitted power so that the upstream band will use the minimum required transmit power This feature minimizes VDSL upstream interferences in cases where the remote modems are located at different distances from the Central Office CO The PBO can be disabled and the user can explicitly fix the power level by co
5. destination within the USA at GDI Communications s expense GDI Communications will determine the carrier and method of shipment If the customer requests a specific form of conveyance or is located beyond the USA borders or if the unit is out of warranty all shipping costs will be incurred by the customer 29 APPENDIX A SPECIFICATIONS CONNECTORS LAN Shielded or Unshielded RJ 45 10 100Base T IEEE 802 3 Ethernet VDSL RJ 11 PHONE POTS RJ 11 VDSL ENVIRONMENT LINE 19 to 26 AWG 0 5 mm twisted pair wire LINE RATE 1 to 25 Mbps symmetric or asymmetric DISTANCE Up to 4 000 ft 1 219 m LED INDICATORS Power Green Primary and Secondary Modem VDSL Sync Green Primary and Secondary Modem Ethernet Good Link Green Primary and Secondary Modem Activity Yellow Switch Ethernet Good Link and Activity Green POWER SUPPLY AC Power Internal AC power 100 240 VAC 47 63Hz 150 mA DC Power External AC power cube 90 to 240 VAC 47 to 63Hz 2 Watt OPERATING ENVIRONMENT TEMPERATURE RANGE 40 to 74 C HUMIDITY Up to 95 non condensing DIMENSIONS 3 5H x 3 8W x 5 0D in 8 8H x 9 6W x 12 6D cm MOUNTING Metal enclosure 30 APPROVALS FCC NOTICE The NT300 LT300 generates and uses radio frequency energy and if not properly installed and used in strict accordance with the manufacturer s instructions it may cause interference to radio and television reception The NT300 LT300 has been tested and found to comply with
6. panel is center pin 5V outer ring Ground See figure 8 below The Plug should be a barrel type plug with the following dimensions 2 5 5 5 10mm I D O D Shaft Length The XC RP300 does not have a power switch it powers up as soon as it is properly plugged to the power source 5 GND Figure 8 Power jack configuration CONNECTING TO THE MANAGEMENT CONSOLE Access to the management interface is through a rear panel seven 7 pin mini DIN connector ref Tyco 1445721 1 AMP Tyco Micro CPC An adaptor cable is required to convert the mini DIN connector to a typical 9 pin serial port connector on a PC Figure 9 shows the pin assignments for the console connector The converter cable is described in figure 10 Contact GDI Communications for availability The small switch located next to the console connector allows the user to connect to either the Primary PRI or the Secondary SEC management port Pin 1 Pin2 TX Pin3 RX Pin 4 GND Figure 9 Console connector CONSOLE ADAPTER CABLE Generic FM DA 9 Backshell AMP TYCO 1445642 1 with 1604111 1 Strain Relief 1 2 2 3 3 4 N C D 4 Figure 10 Converter Cable Diagram 1 typical PAN PACIFIC DB9GH 50P PAN PACIFIC DH 9HS T P10 PAN PACIFIC DHD PIN F HR P1C OPERATION Once the XC RP300 is properly installed it should operate transparently No user settings are required This section describes the LED status monitors POWER UP Before applying
7. power to the XC RP300 please review the section titled Connecting Power to verify that the unit is connected to an appropriate power source FRONT PANEL LED STATUS MONITORS The XC RP300 features front panel LEDs that monitor the power Ethernet signals and the VDSL Connection Figure 11 shows the panel locations of each LED Table 1 describes the LED functions Ethernet Switch Port Activity LEDs XC RP300 MC Power ar 1 2 3 1 SWITCH 2 3 Primar y Ethernet LAN Ethernet Switch AGI Access Ports LAN ACT Primary VDSL Link Secondary Activity Secondary Secondary net VDSL Link Ethernet LAN Figure 11 RP 330 Front panel LED location LED Description LED Indication ess RS RE Active Green Solid green ON to indicate that the end to end VDSL link between the XC RP300 Primary VDSL modem and an LT 300 or SLT 1000 VDSL Switch is established The VDSL LED is OFF when the link is down Active Green Solid green ON to indicate that the end VDSL Sec to end VDSL link between the XC RP300 Secondary VDSL modem and an NT 300 or XC RP300 Primary port is established The VDSL LED is OFF when the link is down Active Green Solid Green indicates that Ethernet link has been established with the internal Ethernet Switch The LAN LED is OFF when the link is down Active Green Solid Green indicates that Ethernet link has been established with the internal Ethernet Switc
8. Class A computing device in accordance with specifications in Subpart B of Part 15 of FCC rules However there is no guarantee that interference will not occur in a particular installation Certifications UL 60950 1 Information Technology Equipment Safety 1 General Requirements CAN CSA C22 2 No 601 1 M90 Medical Electrical Equipment Part 1 General Requirements for Safety and Collateral Standard Safety Requirements for Medical Electrical Systems CAN CSA C22 2 No 60950 1 03 Information Technology Equipment Safety Part 1 General Requirements EN 55011 Conducted and Radiated Emissions EN 61000 3 Harmonics and Flicker EN 61000 4 Electrostatic Discharge Radiated Immunity Fast Transient Burst Surges Conducted Immunity Power Frequency Magnetic Field Voltage Dips and Interrupts EN 60950 1 Information Technology Equipment General Requirements for Safety IEC 601 1 A2 Medical Electrical Equipment General Requirements for Safety 3 APPENDIX B FACTORY REPLACEMENT PARTS AND ACCESSORIES GDI Communications Model Description Model Description XC300 Hardened VDSL MODEM SET Kit includes one LT 300 and one NT 300 voice amp data RPPS 90 240VAC 5V reg DC 6A power cube NTPS 90 240VAC 5V reg DC 1A power cube Console Adapter 12 Adapter cable from Tyco 7 pin to 9 pin D Sub connector IFC VDSL ATT 100 telephone line simulator Table 4 Replacement parts and accessories 22 APPENDIX C
9. DESCRIPTION 14 CUSTOMER SERV CE anne a Den as UMS vn 29 SERVICE AND UNRESOLVED PROBLEMS sise 29 dem P p aaa 30 o cc T 30 APPRENDRE mutum md bn es ne 32 FACTORY REPLACEMENT PARTS AND ACCESSORIES 32 PH 33 INTERFACE PIN 551 33 GENERAL INFORMATION Thank you for purchasing this GDI Communications LLC product The XC RP300 repeater is an ideal way to extend a VDSL connection and add Ethernet access No special wiring or networking knowledge required The XC RP300 allows you to connect LANs over more than 12 000 feet of inexpensive twisted copper pair wire thereby breaking the 300 foot Ethernet distance barrier Thus using the LT 300 and up to two XC RP300 s a LAN can be extended over 12 000 feet This solution provides reliable high speed data communication in the harshest operating environments It can also operate in uncontrolled outside plant environments such as in remote terminals or curb side distribution vaults Designed to operate in the harshest environments the RP300 has an extended temperature range of 37 C to 74 in non condensing humidity of up to 95 The XC RP300 can be installed at altitudes of up to 10 000 feet An XC RP300 repeater working together with an XC SLT1000 switch or XC LT300 and XC NT 300 point to point li
10. INTERFACE PIN ASSIGNMENT LAN ETHERNET 10 100BASET TX INTERFACE RJ 45 UTP STP All Ethernet connectors are auto MDX Pin 1 TX Pin 2 TX Pin 3 RX Pin 6 RX Pins 4 5 7 8 no connection Shield Bat Com Shielded Twisted Pair only STP VDSL LINE INTERFACE RJ 11 Pin 2 RING Pin 3 TIP Pins 1 4 no connection PHONE POTS ISDN INTERFACE RJ 11 Pin 2 2 wire RING Pin 3 2 wire TIP Pins 1 4 no connection POWER JACK AC power 3 pin IEC DC power Center pin regulated 5VDC 5 1 0A minimum Outer ring Common or Ground CONSOLE PLUG REAR PANEL Pin 2 TX Pin 3 RX Pin 4 GND Pins 1 5 7 no connection ADAPTER CABLE FOR CONSOLE WITH DB 9 PLUG DB9 Connector Console connector Pin 1 no connection Pini Ss ee Pin 2 TX Pin 3 Pin 3 RX Pin 4 no connection Pis GIN eiae Pin4 GND Pins 6 7 8 and 9 no connection 33 Copyright 2006 GDI Communications LLC All Rights Reserved
11. XC RP300 VDSL Repeater Owner s Manual GDI COMMUNICATIONS LLC PO Box 130 Verdi NV 89439 WARRANTY GDI Communications LLC warrants to the original consumer purchaser that each of its hardware products and all components thereof will be free from defects in materials and or workmanship for one 1 year from the date of original purchase This warranty is not assignable In the event a malfunction or other indication of failure is attributed directly to faulty workmanship and or materials GDI Communications LLC will at its option repair or replace the defective product or components to whatever extent it shall deem necessary to restore the product or components to proper operating condition provided the end consumer purchaser returns with the defective product proof of the original date of purchase Please note that GDI Communications LLC may replace the defective product with a new or re manufactured functionally equivalent product at their option The customer shall be solely responsible for the failure of any GDI Communications LLC computer product or component thereof resulting from accident abuse or misapplication of the product and GDI Communications LLC assumes no liability as a consequence of such events under the terms of this Warranty GDI Communications LLC does not warrant the merchantability or fitness of this product for any particular purpose This limited warranty is in lieu of any and all other warrant
12. after manual changes problems with link synchronization occur Note If the local modem Is set to default and a link is not established the remote modem must then be connected to the VDSL Manager and a set to default 26 Write Update Message Box When making changes to the VDSL link or to the Ethernet configuration the Write amp Update dialog box will appear See Figure 30 Warning these changes affect the link configuration of your modem Press CANCEL to return without changes RK Figure 30 Write and Update Message Box Pressing OK causes the following actions e fa VDSL link is established the Bridge Manager changes all registers in the remote modem via the VOC and then the registers in the local modem e f no VDSL link is established the changes are only applied to the local modem Pressing CANCEL closes the box without changes Error Hardware does not respond If on startup an error is reported by the pop up box shown in Figure 31 please proceed as follows 1 Make sure that the serial connection between the modem and PC is OK 2 Make sure that the modem is connected to the selected COM port see Startup dialog section Press RETRY Hardware does not respond x RETRY Retry establishing connection Please check senal connection to the board CUM port settings and perform a hardware reset before pressing CANCEL Display application dialog No communication to board po
13. ce is left in the receive FIFO 1st Source Address Octet Transmitted Figure 20 Ethernet Configuration Flow Control Back Signaling Threshold Back Signaling is started if the adjusted receive buffer threshold is exceeded 1st Source Address Octet Transmitted Defines the first PAUSE source address octet which is transmitted The next 40 bits are O 18 Address Aging Address aging is supported for topology changes such as an address moving from one side of the 10BaseS link to another When this happens the MII detects the change and updates its address table accordingly Aging can be fully automatic or triggered manually Address Aging Manual Address aging is controlled manually Automatic Address aging is done automatically Trigger Address Aging Triggers one aging scan of the address table Two scans are necessary to age out an address Age out all Age out all 32 addresses stored in the address table i e clear address table Source Address Control Fetch first Address Fetch first address from address table Fetch next Address Fetch next address from address table Automatic Aging Trigger If automatic address aging is selected the address table is scanned and aged out automatically after every adjusted bit time Last Address reached Indicates that the address counter points to the last address of the address table Address Validity Indicates that the address is valid Address Aging Addres
14. e appropriate data to the VOC message registers The VOC registers have to be loaded with the appropriate VOC message The message characteristics contain the address of the remote register data to write to the remote register if required number of bytes to transfer and the message ID The VOC operation has to be started by loading the 5 TXCMD register with the appropriate command e g read or write Once the internal processor sees a change in the MS register it sends the message over the VDSL link the VOC Poll 5 RXSTAT register for message acknowledge The message status register MS RXSTAT has to be monitored in order to check for acknowledge and type of received messages This protocol is implemented in the VDSL Manager for accessing the remote modem For more detailed information please refer to the VDSL Modem User s Manual data sheet 13 MANAGEMENT SOFTWARE DESCRIPTION Start up Dialog When the Manager starts the COM select dialog box appears The user has to select the COM port that is connected to the VDSL modem If the SAVE AS DEFAULT check box is checked the settings are stored and will be available on the next start up General Settings Page The general settings page allows basic settings of the VDSL Bridge Manager Both local and remote modem if available and synchronized can be addressed by this window The following functions are supported on the General Settings page Modem Type Di
15. ettings menu see General Settings Pattern Length Length of preamble before IPG insertion when back pressure is activated Back pressure IPG Insertion IPG length between two consecutive patterns when back pressure is activated Normal Operation IPG Insertion IPG length between two consecutive patterns while normal operation i e when back pressure is not activated 17 Flow Control If operating in full duplex mode the MII interface can apply IEEE 802 3x flow control Flow Control enable Flow Control enable Automatic Backpressure and Flow Control Flow Control Enables or disables flow control Automatic Back pressure and Flow Control Packet Handing In MAC mode Back Pressure and Flow Control poo O forward mechanisms are automatically activated or deactivated according to the speed and duplex DN TOM kbr E configuration see General Settings and MAC Flow Control Start Level E Command sections If this feature is disabled Im 2D4Bkbt Back Pressure and Control must manually Flow Control Stop Level t 7 set Pause Packet Handling discard PAUSE packets are Back Signal Treshold discarded forward PAUSE packets are forwarded to the 10BaseS link Flow Control Start Level PAUSE packets are generated if less than the adjusted amount of free space is left in the receive FIFO Flow Control Stop Level Generation of PAUSE packets is stopped if more than the adjusted amount of free spa
16. h The LAN LED is OFF when the link is down eee Act Pri Active Yellow Flashes to indicate Ethernet activity on the Primary 10 10013ase T Ethernet port Act Sec Active Yellow Flashes to indicate Ethernet activity on the secondary 10 10013ase T Ethernet port VDSL Pri LAN Pri LAN Sec Table 1 Front panel LED description CONFIGURING THE XC RP300 The XC RP300 is factory configured to customer default specification before shipment Configuration options are in tables 2 and 3 p Initialize Hardware To configure the XC RP300 in the field you will need an adapter cable a PC with a serial port and the 10BaseS GUI software tool The 10BaseS GUI is available from GDI Communications Please contact GDI Communications to obtain this software tool The adapter cable information can be found in Appendix C The PC will need to have a serial port or conventional USB serial port adaptor and be running a Windows 98 or later operating system COM Port Settings com x Connect the PC to the console port on the XC RP300 Set the console select switch to the SEC Secondary position Using an in line attenuator connect the Primary VDSL port to the Secondary VDSL port The VDSL Sync LED on both the Primary and Secondary should illuminate Open the GUI by double clicking on the 10BaseS icon The Startup dialogue box will appear Select the COM port for your PC Figure 12 Startup dialog box Cry
17. ies expressed or implied GDI Communications LLC s liability shall not exceed the price of the defective individual product which is the basis for a claim In no event will GDI Communications LLC be liable for direct indirect incidental or consequential damages resulting from any defect in the product or in this manual even if they have been advised of the possibility of such damages In no event shall GDI Communications LLC be liable for loss of any profits equipment facilities programs data or the cost of recovering or reproducing any programs or data Some states do not allow the exclusions or limitation of implied warranties or liability for incidental or consequential damages so the above limitations or exclusions may not apply to you TABLE OF CONTENTS GENERAL NFORMAT ON ea 1 FEATURE ee ee 1 APPLICATIONS RE T MTM 2 INSTALLA MON P EET 3 CONNECTING TO THE VDSL LI NE INTERFACE 4 CONNECTING THE SWITCH ETHERNET INTERFACE 5 CONNECTING THE TELEPHONE POTS I SDN LI NE 6 CONNECTING POWER ze 6 CONNECTING TO MANAGEMENT CONSOLE 7 OPERATION pe 8 POWER UP a no da toute 8 FRONT PANEL LED STATUS MONITORS 8 LED D SEN 018 0 RENTE TIT 9 CONFIGURING THE 0 20 2020 10 3 10 MANAGEMENT INTERFAQCE eene 12 MANAGEMENT SOFTWARE
18. il Counter Counts the VDSL link failures since the first synchronization Constellation Display Page The constellation display page shown in Figure 25 displays the QAM constellation of the received signal in the complex domain Registers are read at one second intervals 10BaseS Configurator imaginary Figure 25 Constellation Display Page 24 Ethernet Status Page The Ethernet Status Page comprises all counters that support the Management Information Base MIB based on RFC1757 The following RMON Group 1 statistics counters are displayed 1 Transmission Counters Transmitted 10BaseS Configurator Frames File Window Counts the successfully transmitted General Settings Link Configuration Ethernet Configuration frames VDSL PHY Status Constellation Display Ethernet Status Received Frames E TR RATES E Counts the successfully received frames Transmitted Pause Frames Transmitted Frames 0 Received Frames 0 Transmitted Pause Fr 0 Received Pause Frames 0 Counts the transmitted pause frames Transmitted Octets 70 777 Received Pause Frames eae B 7 Counts the received pause frames Transmitted Octets Collision Counters r Error Counters Counts the successfully transmitted IEEE octets Single Collisions 0 E Receive Errors 0 Received Octets Multiple Collisions nm 0 Camer Sense Errors 0 E Counts the s
19. ion displayed will Transmit Notch 1 8 20 MHz Transmit Notch 7 0 7 1 MHz update with the latest configuration Interleaver Depth 0 i Interleaver Depth 0 Note The link configuration can only be changed from an LT unit Read White amp Update Terminal Set to Defaut Figure 13 Link Configuration Tab 10 Available Downstream Line Rates Available Upstream Line Rates Line Rate Mbps Interpolation QAM Center Frequency Line Rate Mbps Interpolation QAM Center Frequency 64 14 420 y Table 2 Downstream Rates Table 3 Upstream Rates table MANAGEMENT INTERFACE The 10BaseS Manager provides a comfortable graphical user interface GUI to the registers of 10Bases chipset The GUI enables the user to change the configuration features as well as to monitor the status of the VDSL modems It supports access of the remote modem via the VDSL Operating Channel VOC making configuration very easy The possibility of writing register dumps to files is useful for easily storing different settings and helpful for gaining a deeper understanding of the register structure Via an integrated terminal the configuration process is visualized even on register level Optional Programming Protocol on the Serial Host Interface The 10BaseS Manager accesses the modem through the console port on the XC RP300 The console port is a serial host interface Therefore a si
20. ithin the Link Configuration page Customized Settings 2 10BaseS Configurator If this option is selected Ele Window 7 ER VDSLPHY Status ConselatonDispiy Ethemmet Status uis General Settings Link Configuration 7 Ethemet Configuration adjustable constellations and e Das n ua C Use Recommendations Customized Settings settings Thus you can F ES Upstream find the appropriate line Line Rate DS 6250 Mbps Line Rate US 6250 Mbps rate for a particular Use Recommendations In DS Constellation JAM 8 US Constellation GAM 8 this option the user can DS Carrier Frequency 241 US Carrier Frequency 5 37 change the line rate of the modem by selecting approved constellations and interpolations Line Rate Line rate depends on the on board crystal The line rate depends on the selected QAM constellation and interpolation Reduced Constellation Mode Power Back off enabled Remote Modem MT Transmit PSD Level 57 0 dBm Hz 91 0 gum Local Modem LT Transmit Notch 7 0 7 1 MHz Terminal Set ta Default Figure 23 Link Configuration Page Line Rate is calculated as follows Line Rate Baud Rate N Mbps with Baud Rate fsample interpolation Symbols per second N log2 QAM size Bits per symbol Example Fcrystal 19 44 MHz QAM64 Interpolation 12 Baud Rate 19 44 MHz 12
21. l 12 288bytes discarded in any case Backpressure Stop Level 13312bses Back pressure enable Enables or disables the back pressure functionality ler 48 kbit Automatic Back pressure and Flow Control In MAC mode the Back Pressure and Flow eun reales TIS 72 khit Control mechanisms are automatically SSCKDIGSSHIC MANSON activated or deactivated according to the 9 Normal Operation IPG Insertion 3b kbit hi speed and duplex configuration see General Set Settings and MAC Command sections and IEEE 802 3 If this feature is disabled Back Pressure and Flow Control must be manually APPLY Back pressure Method Select the back pressure method Figure 19 Ethernet Configuration Back pressure Control Append Append packet coming from the 10BaseS link into the transmit FIFO to the continuous preamble of any length IPG Insertion Insert IPG before generating a legal preamble for the packet that enters the transmit FIFO during back pressure Back pressure Start Level Back pressure is started when the level of the receive FIFO defined in this field is exceeded The size of max packet size is either 1518 or 1536 bytes as it was defined in the General settings menu see General Settings Back pressure Stop Level Back pressure is stopped when the receive FIFO level drops below the limit adjusted in this field The size of max Packet size is either 1518 or 1536 bytes as it was defined in the General S
22. mple ASCII protocol has been implemented to access the internal control unit Please note that use of this programming protocol is completely optional and is by no means required for robust configuration and operation Table 4 shows the supported commands Opcode Field 1 Field 2 Notes WR Address Data Write data to address RD Address Data Read data from address OR Address Data OR data with data address ND Address Data AND data with data address Table 4 Serial Interface Commands Examples Writing 0x20 to address 0x8C00 WR 8COO 20 Reading from address 0 8 00 for 25 bytes RD S 20025235 Clearing bit 0 at address 0x8C25 ND C235 FE Setting bit 1 at address 0x8C25 OR SC 29 202 The XC RP300 uses a prompt L gt to indicate to the user that it is ready for communication The programmer may perform a Write WR to an address request a Read RD of that address and then view the value given back A standard sequence will look like the following 10 5 0 B30 LI E2 EF L WR 8COO 20 L gt RD 8C00 20 L gt 12 VOC channel access The remote modem can be accessed via the VDSL operating channel VOC Therefore the VDSL Manager User s Manual has special VOC registers which have to be used The VOC protocol consists of following steps 1 Check 5 TXCMD register The MS TXCMD register has to equal zero which indicates that the internal processor is ready for a new VOC operation Writ
23. nal Dialogs Sette Default Figure 27 Bottom Tool Bar Terminal Window The terminal window logs every access to the serial interface The terminal window see Figure 28 is always available and can be used to control read and write accesses Note This feature is only recommended for the more advanced user erroneous settings may cause malfunction of the unit jL gt AD 8038 Terminal x l S 5036 04 The following functions are available within the terminal window IL RD 8C38 Send Sends the ASCII command in upper text field to the 9 4 hardware The terminal only supports the following commands also 91 oo in lower case For some examples please refer to the Protocol on Eu pee the Serial Host Interface 1 PD 82443 RD 8C 8099 ED 00 L RD 8D38 RD 8 C 8D38 04 L gt RD 8 98 WR 8C98 06 OR gt RD 8C91 4 8C91 00 00 00 00 ND 8C gt RD 8C9C 2 scac 0302 gt RD 8C99 3 Clear Clears the terminal display buffer 9C99 84 E2 00 Start Logging Saves the current terminal session to file n r Close Closes Terminal Window L RD 8 98 8C98 06 L gt RD 8C91 4 8 91 00 00 00 00 L RD 8 9 2 Figure 28 Terminal Window Teminal Default Figure 29 Bottom Tool Bar Set to Default Dialog The set to default dialog resets the local and the remote VDSL modem to the delivery status This option can be used if
24. nd the maximum value of 16 defines the maximum protection The values 0 1 2 8 and 16 are valid 22 VDSL PHY Status Page The VDSL PHY Status page shown in Figure 24 represents the current link status of the local modem This window is refreshed every five seconds The status page shows the following values SNR of Received Signal liu AM EC The SNR of the received Eile Window signal is calculated from 2 the parameters found in General Settings Link Configuration Ethernet Configuration the PMD layer The SNR PHY Status i Constellation Display Ethemet Status calculation depends on the QAM constellation of the pares received signal SNR of Received Signal 2377 Mean Square Error 1597 Mean Square Error The mean square error is an Corrected RS Errors 5 0 s Transmitted Power 570 dEm Hz indication of the symbol error rate Its calculation depends on the QAM constellation and the SNR of the received signal Link Fail Counter 0 Full Constellation Link Reduced Constellation Link Corrected RS Errors s This TC Synchronized field gives the number of Ethernet Encapsulation Sync Micro Interruption occurred corrected Reed Solomon Remote Synchronized AGC Converged errors per second It is an Signal Detected Uma onere ADC Saturation indication of the bit error rate on the line due to disturbers Transmit Power This field Stop shows the ac
25. nfiguration Page 10805 i File Window Following sub menus can be chosen mE VDSL PHY Status Constellation Display Ethernet Status General Settings this is a list of sub General Settings Configuration TT Eihemel Configuration 1 menus for easy configuration of the Ethernet interface Local Modem LT MAC Command In MAC mode this sub menu allows configuration of the General Settings interfaced Ethernet PHY device directly MAC Command Note This window is only valid MII MAC mode 2222 EDDIE Backpressure Control Allows control Flow Control of the back pressure features of the modem Address Aging Flow Control Controls the flow control MII SMI PHY Access settings of the modem Auto Aging Controls the address aging settings of the modem MII SMI PHY Access In MAC mode this sub menu allows direct access to the interfaces Ethernet PHY via the Terminal Set to Defaut Serial Management interface SMI Note This window is only valid in Close Mil Figure 16 Ethernet Configuration Page MAC mode General Settings Following settings are supported Maximum Packet Size Allows configuring the VDSL for the standard packet size 1518 bytes or the extended size 1536 bytes Speed Selects either 10Mbps or 100Mbps Note This setting is only valid in MII PHY mode In MII MAC mode the speed is automatically set during aut
26. nk can extend high speed communications by multiple links of over 12 000 feet POTS ISDN calls can be made over the VDSL link without data disturbance This manual has been designed to help you to install your XC RP300 repeater Just follow the step by step installation instructions outlined in section titled Installation FEATURES e Easy to install standalone VDSL modems no configuration required e Environmentally hardened for operation in harsh environments e Auto sensing full or half duplex Ethernet e Auto sensing 10 100 operation e Three ports of local Ethernet access e MDI MDX sensing e Extends network connections up to 4 000 ft 1 219 m over 2 wire 24 AWG unconditioned lines 0 7 to 26 Mbps symmetric and asymmetric line rate e Internal POTS ISDN splitter on board e LED indicators for Power Ethernet Link amp Activity VDSL Sync Surge suppression up to 20 kA 8120 s e Switch selectable console access APPLICATIONS The GDI Communications XC RP300 provides high speed Ethernet connection between LANs remote PC s or any other network enabled 10 100BaseT TX device Typical point to point operation consists of an XC LT300 located at one end of the LAN extension and an XC NT300 located at the other end Data is passed transparently such that the remote LAN appears to be co located with the local network The two networks can be separated by up to 4 000 feet The XC RP300 extends that distance by an additional 4 000 feet
27. ntrolling the PSD level manually The PBO uses the VOC channel to transmit indications from the LT to the NT on the quality of the upstream receive signal The PBO starts from the MIN PSD transmission power and increases the power in 1 dB increments until an indication of good quality is received from the LT At the end of the PBO process the NT transmits the minimum power required by the LT plus a 6 dB margin Power Spectral Density PSD With PBO disabled this field holds the transmit PSD level On an NT with PBO enabled a second field appears One field holds the maximum transmit PSD level the second field holds the minimum transmit PSD level Notch Filter In order to avoid interference with other systems RF amateur radio etc which use narrowband transmission in the VDSL band a notch can be set in the transmit band The appropriate notch frequency has to be adjusted in the transmit notch field Interleaver Depth The protected portion of the VDSL frame can be passed through a convolution interleaver de interleaver that protects the data together with the RS coding from bursts of noise with a duration of up to 300 us at full rate The total latency consists of the latency caused by the RS encoding and the delay caused by interleaving The parameter M which can be adjusted in the interleaver field is used to define the length of protection supported by the interleaving function The value of 0 defines no use of the interleaver a
28. o negotiation or by activating the FORCE procedure described in the section in MAC Command Trigger FORCE Duplex Mode Selects either half duplex or full duplex mode Note This setting is only valid in MII PHY mode In MII MAC mode the duplex mode is automatically set during auto negotiation or by activating the FORCE procedure described in the section in MAC Command Trigger FORCE MII Data Path Machine enabled The data path must always be enabled otherwise no payload data can be transmitted CRC Check enabled Enable or disable the CRC check Back Signaling enable Enable or disable the back signaling feature of the 10BaseS D For configuration of the back signaling features please refer to Flow Control section Figure 17 Ethernet Configuration General Settings 15 General Settings Maximum packet size extended 1536 Address filtering disabled Speed 100 Mbps Duplex Full Duplex M MII Data Path Machine enabled v CAC Check enabled v Back Signaling enable v Auto Negotiation MDIO Direction C Slave PH Master MAC PHY Address 1 Reset Ethernet Data Path Machine General Settings continued Automatic Auto Negotiation enabled speed and duplex mode is automatically negotiated with the link partner Otherwise the auto negotiation procedure can be triggered manually Please refer to the section in MAC Command for operating in this mode Addre
29. quest to 775 345 8010 or email to support sqdi net When calling for assistance try to do so from the installation site Before returning a product for repair you must call GDI Communications s Customer Service Department and receive a Returned Material Authorization RMA number This number must appear on the outside of the shipping container with the address as indicated below Products should be returned to GDI COMMUNICATIONS LLC 280 1 80 West Exit 1 Verdi NV 89439 Attention Customer Service RMA To ensure accurate return of repaired replaced product please enclose a note with the returned item with your name company name mailing address telephone number RMA number and any special instructions During the first year after the date of purchase all labor and materials will be provided without charge There shall be no warranty for either parts or labor after the expiration of one year from the date of purchase or if in GDI Communications s sole discretion the product has been deemed to be modified or abused Units must be returned postage prepaid CODs cannot be accepted without prior authorization from GDI Communications It is recommended that the unit be insured when shipped Units returned without proof of date of purchase or out of warranty units will be repaired or replaced at the option of GDI Communications and a charge will be made for parts and labor Products repaired replaced under warranty will be returned to any
30. rnet Interface on page 5 3 Connect the POTS Plain Old Telephone System interface to a telephone or telephone line refer to the section titled Connecting the POTS ISDN line on page 6 XC 22 p En cm E di a AC Power Jack ng ur ee Se P E nn T3 p Console Select 7 Switch p Sec uM we Primary 2 mu Console Connector Secondary VDSL Line u Primary PHONE Line POTS Secondary PHONE Line POTS 4 Connect the power plug refer to section titled Connecting Power on page 6 Figure 3 XC RP300 rear panel CONNECTING TO THE VDSL LINE INTERFACE The XC HP300 supports two VDSL connections Each VDSL connection supports communication over distances of up to 4 000 ft 1 219 m using 24 AWG 0 5 mm twisted pair wire Actual distance and link performance may vary depending on the environment and type or gauge of wire used Follow the steps below to connect the XC RP300 VDSL Interfaces The XC RP300 has two VDSL connections a primary and a secondary The Primary Pri is an NT type interface The Secondary Sec is an LT type link The primary connection terminates the VDSL link to a LT or VDSL Switch The secondary connection forwards the high speed connection to a NT type connection that can be an NT 300 or the Primary on another XC RP300 To function properly the units must be connected together using twisted pair unconditioned metal wire
31. s Aging automatic Trigger Address Aging Age out all Source 4ddress Control Automatic Aging trigger every bit time manual zi Last Address reached Address Validity E Heartbeat activated Figure 21 Ethernet Configuration Address Aging Heartbeat activated Heartbeat test signal is generated if checked 19 Mil SMI PHY Access If in MII MAC mode the 10BaseS D supports direct access to the interfaced Ethernet PHY via the MII Serial Management Interface SMI PHY Address The Ethernet PHY address has to be specified in this field The Ethernet PHY samples its address upon entry On the VDSL Modem the Ethernet PHY has the address 1 assignment SMI Register The SMI register of the Ethernet PHY must be specified in this register SMI Data The data in the 16bit SMI register is displayed or can be changed via these check boxes Read Access Read data from Ethernet PHY Write Access Write data to Ethernet PHY 20 SMI PHY Access PHY Address SMI Register Data 15 B 7 0 88 29793239 EB 3 3 3 3 3 3 3 high low READ WRITE Figure 22 Ethernet Configuration MII SMI PHY Link Configuration Page The Link Configuration window shown in Figure 23 allows access to the PMD Physical Media Dependent registers of the VDSL Modem Both local and remote modems if available and synchronized can be addressed by this window The following functions are available w
32. splay Indicates which modem type LT or NT is the local and remote modem Reset Performs a soft reset of the modem After a soft reset the VDSL is held in reset state for 256 clocks Local Loop back Returns data from the TX port of the VDSL to the RX port of the VDSL The transmitted data to the line is not guaranteed when the local loop back is activated This feature is not supported on the far end modem since this would bring down the link Line Loop back Connects the output port of the VDSL TC layer to the TC layer input This loop back contains the Ethernet interface the scrambler the Reed Solomon block interleaver framer and synchronizer Initialize Hardware Crystal COM Port Settings COM save as default 45 1 08 aseS Configurator File Window 7 VDSL PHY Status Constellation Display Ethernet Status General Settings Link Configuration Ethernet Configuration Local Moden NT Remote Modem LT SOFT RESET Local Loopback Line Loopback Line Loopback Turn transmitter on ACTIVATION enable Terminal Figure 15 General Settings Page Turn transmitter on off This button turns the transmitter on off in case a VDSL link is not established This feature serves for test purposes e g to monitor the spectrum with a spectrum analyzer Activation disable enable This button enables the user to enable or disable the VDSL link 14 Ethernet Co
33. ss Allows selection of the address filtering option from disabled to up to 32 addresses MDIO Direction Determines the direction of the MDIO Management data input output signal In VDSL MAC mode the management interface has to be the clock master In VDSL PHY mode the management interface has to be the clock slave PHY Address Address sampled from PHY Address pins pins 73 74 77 78 72 upon reset Note This address has to match the PHY address of the interfaced Ethernet PHY Otherwise no communication via the serial management interface is possible Reset Ethernet Data Path Machine Resets the Ethernet interface block in the VDSL Modem MAC Command Note These settings are only available in MII MAC mode MAC Command Trigger Auto Negotiation Advertising Argument Triggers Auto Negotiation with the advertising 100BaseT Full Duplex 10 BaseT Full Duplex arguments given 100 BaseT 10 BaseT Note Depending on the Ethernet configuration of the system this procedure changes the Ethernet configuration registers adjusted in the General Settings page see the section General Settings Trigger FORCE Speed 100 Mbps 7 Forces the interfaced Ethernet PHY to work with the il Duplex Mode Full Duplex adjusted speed and duplex mode Trigger FORCE Trigger SUTO NEGOTIATION Note Depending on the Ethernet configuration of the system this procedure changes the Ethernet configuration registers adju
34. ssible Figure rror Message Hardware does not respond 27 Error No answer from Remote Modem lf an error is reported as shown in Figure 32 the remote modem cannot be detected i e no VDSL connection is established Please proceed as follows 1 Check if VDSL cable is connected properly 2 Ifthe cable is connected properly the local modem link configuration may be different from the remote modem link configuration 3 Press the SET TO DEFAULT button see Set to Default Dialog section 4 Connect the other VDSL Modem to the PC restart the VDSL Bridge Manager and press the SET TO DEFAULT button 5 A VDSL link will be re established Error No or incorrect answer from Remote Modem Please check 10BaseS connection and link configuration Figure 32 Error Message No Answer from Remote Modem Error COM port not accessible If the Bridge Manager indicates that the selected COM port is not accessible see Figure 33 please make sure that no other application e g HyperTerminal is accessing the selected COM port If the error message still occurs it is recommended to reboot the PC In this case the PC resources are corrupted Q selected COM port is not accessible Figure 33 Error Message COM Port not accessible 28 CUSTOMER SERVICE SERVICE AND UNRESOLVED PROBLEMS For assistance call GDI Communications Customer Service Department between 7 00 A M and 3 30 P M Pacific Time at 775 345 8000 FAX your re
35. stal 2500MHz After the GUI comes up it will show the General Settings screen Select the Link Configuration tab It will show the 10BaseS Configurator present configuration in the selected modem Window From the Rate table select the new rate you VOSLPHY Status Constellation Display want to configure From the table determine the General Setings Downstream DS Interpolation DS Constellation and DS Carrier Frequency Make P Use Recommendations Customized Setting the desired changes ee Line Rate DS 6 250 Mbps Line Rate US 6 250 Mbps Determine the Upstream US Interpolation US DS Interpolati 2 E ml Constellation and US Carrier Frequency Make en re the desired changes DS Constellation vj USConselaion foame rj DS Frequency 241 US Frequency 527 Click on the Write amp Update button The Write amp Update Dialogue box will appear Reduced Constellation Mode Power Back off enabled Click on OK Observe the following the update LS process will begin and the VDSL Sync LED will Local Modem LT Remote Modem NT turn OFF When the update process is Transmit PSD Level 57 0 1 Transmit PSD Level 57 0 En completed the VDSL sync LED should illuminate nel ES nn again The configuration informat
36. sted in the General Settings page see the section General Settings PHY Link u PHY Link Reflects the LINK bit in the Basic Mode Status PHY Auto Negotiation done Register BMSR of the interfaced Ethernet PHY and indicates that an Ethernet link is established PHY Auto Negotiation done CANCEL Reflects the Auto Negotiation Complete bit in the Basic Mode Status Register BMSR of the interfaced Ethernet PHY and indicates that the Figure 18 Ethernet Configuration MAC Command Auto Negotiation procedure is completed 16 Back pressure Control The receive buffer may grow faster than it is emptied out over the VDSL link If in half duplex mode see section General Settings and the section MAC Command back Backpressure Control pressure can be used to control and manage Truncated Algorithm the traffic Back pressure is implemented by Ee 16 trials F transmitting a continuous preamble after a standard IPG v Backpressure enable Truncated Back off Algorithm Collision Automatic Backpressure and Flow Control Counter Reset Controls the truncated back off algorithm To achieve a more aggressive Backpressure Method transmitter behavior the collision counter can Append e be reset after programmable number of attempts Once the counter is reset the algorithm is reset thus allowing shorter IPGs to be statistically inserted Packets are not Backpressure Start Leve
37. tual transmitted power level On LT modems with PBO enabled this value may be different from the minimum and maximum Terminal Set to Default PSD level adjusted on the Link Configuration Page see Link Configuration section Full Constellation Link Indicates that the full constellation link is working and the modem can transmit and receive data Reduced Constellation Link The modem has synchronized in reduced constellation mode QAM4 only In this state the VDSL Operating Channel VOC is working and the VOC channel can be used to re configure the link TC Synchronized Indicates that the transmission convergence layer TC is synchronized VDSL frame acquisition is working properly and the modem is in SYNC state Ethernet Encapsulation Sync Indicates that the Ethernet data path machine has synchronized In this state payload data transmission is working properly Remote I F Synchronized Indicates that the remote data interface is synchronized Signal Detected Indicates that a signal is detected after the Analog to Digital Converter ADC Micro Interruption occurred Indicates that a micro interruption 10ms has occurred AGC Converged Indicates that the automatic gain control AGC has converged Timing Converged Indicates that the timing acquisition function is converged This indication is only active in an LT configuration 23 ADC Saturation Indicates a saturation of the ADC due to strong noise Link Fa
38. uccessfully received Late Colsions Frame too long Errors octets Excessive Collisions 0 Frame Check Er 0 Received Broadcast Frames Counts the successfully transmitted Dew frames which are directed to a broadcast address 2 Collision Counters Terminal Set to Default Close Single Collisions Counts successfully transmitted frames for which transmission was inhibited by exactly one collision Multiple Collisions Counts successfully transmitted frames for which transmission was inhibited by more than one collision Late Collisions The number of times that a collision was detected on a particular interface later than 512 bit times into the transmission of a packet Excessive Collisions Number of frames for which transmission failed due to excessive collisions Excessive collisions are defined as number of maximum collisions before the retransmission counter defined by the truncated back off algorithm setting according to Back Pressure Control section is reset 3 Error Counters Receive Errors Counts received frames which an incorrect number of bytes Carrier Sense Errors Counts the number of times the carrier sense condition was lost or never asserted when attempting to transmit a frame Frame too long Errors Counts the number of frames that exceeded the maximum permitted frame size Frame Check Sequence Errors Counts the number of frames which do not pass the FCS check 25 Additio
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