7995-A2-374 SHDSL-Serial NTU User's Guide
Contents
1. 7995 A2 374 SHDSL Serial NTU User s Guide Document Number 7995 A2 GB21 00 September 2004 RANA DYNE 7995 SHDSL NTU User s Guide Copyright 2004 Paradyne Corporation All rights reserved Printed in U S A Notice This publication is protected by federal copyright law No part of this publication may be copied or distributed transmitted transcribed stored in a retrieval system or translated into any human or computer language in any form or by any means electronic mechanical magnetic manual or otherwise or disclosed to third parties without the express written permission of Paradyne Corporation 8545 126th Ave N Largo FL 33773 Paradyne Corporation makes no representation or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for a particular purpose Further Paradyne Corporation reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of Paradyne Corporation to notify any person of such revision or changes Changes and enhancements to the product and to the information herein will be documented and issued as a new release to this manual Warranty Sales Service and Training Information Contact your local sales representative service representative or distributor directly for any help needed For additional information concerning warranty sales service repair instal2. Press the Up and Down arrow keys to select the fields and press the Left and Right arrow keys to select the parameters of fields Press lt Ctrl X gt to exit and lt Enter gt for confirmation The main menu includes the following fields m Select Device Choose the local or remote SHDSL NTU to be configured This field is only available in LT mode m Select NE Mode LT NT Select LT or NT operation mode The factory default 1s LT mode m Configuration Configure system parameters m Current Alarm Status Show the status of current alarms m Performance Statistics Show the statistics of performance monitoring m Threshold Setup Set the thresholds for system performance monitoring m Alarm History View and clear alarm records n DIE Status Show DTE signal status n Test amp Loopback Status Perform a loopback test BER test and self test m Configuration Database Maintenance Upload download and save the configuration database and set the configuration database to factory defaults m Reset amp Software Download Perform a system reset or software download m Logout Exit the system 4 3 Configuration After you log in to the SHDSL NTU press the Up or DOWN arrow key to select the Configuration field from the main menu and then press the Enter key to go to the Configuration Menu Figure 4 2 shows the contents of the configuration menu CONFIGURATION MENU Exit system Configuration Management Port Configurati
3. many lines will not require such power levels G SHDSL includes a power back off algorithm that enables modems to adjust their transmitting power according to conditions on the line Operators can use this feature to manage and reduce crosstalk noise on the network G SHDSL Standard There are three options e Annex A G 922 1 G SHDSL Annex A compliant e Annex B G 992 1 G SHDSL Annex B compliant e Annex AB The LT mode supports Annex A and Annex B The NT mode supports Annex A Annex B and Annex AB The default setting for LT is Annex A and the default setting for NT is Annex AB If the devices train with their default modes Annex A will be used SHDSL INTERFACE CONFIGURATION Exit Confirm SHDSL AutoBaud Enable Disable Enable Data RatelN 64k 1736 32 Actual Line Rate N 64K Power backoff Disable Enable G SHDSL Standard Annex A Annex B Figure 4 8 SHDSL Interface Configuration Screen 24 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 4 3 7 V 35 Configuration The V 35 Interface Configuration screen shown in Figure 4 9 allows the user to set the signal RTS to Permanent On or From DTE and to enable the Tail function to accept a clock from DTE V 35 interface Selected Device Local U 35 INTERFACE CONFIGURATION Exit Confirm RTS Permanent On From_DTE Tail Onfoff Tail OH Tail Off Data Invert Hormal Invert Figure 4 9 V 35 Interface Configuration Screen 4 4 Logout To log out of the system mo
4. Download Logout Up Down Arrow Field Move Ctrl K Exit Enter Confirm lt WRITE gt Figure 4 1 Main Menu 18 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide Note HyperTerminal If you use HyperTerminal provided with Windows 98 ME 2000 follow the steps below to change its Emulation mode to ANSI STEP 1 Activate the HyperTerminal window after the baud rate parity data bit stop bit flow control bit are set up STEP 2 Click File gt Properties to access the Properties window a HyperT erminal Mc EI File Edit View Call Transfer Help Mew Connection Open Save Save de Remote Page Setup 1 Properties Alt F 4 z gt Haintenance 7 amp SOtTWare Uown load Logout E silk Displays the properties of the current session STEP 3 Click on the Settings tab on the Properties window On the new window select ANSI in the Emulation field and click OK to complete the setting and return to the main window to use HyperTerminal Connect To Settings Function arrow and ctl keys act as Ge Terminal keys Windows keys Backspace key sends Ge Dal Del Oral Space Ctl H Emulation ER Terminal Setup Colors Telnet terminal ID fansi Backscroll buffer lines 500 TO Play sound when connecting or disconnecting TT Eat program upon disconnecting ASCII Setup 7995 A2 GB21 00 September 2004 7995 SHDSL NTU User s Guide 4 2 Main Menu
5. LED keeps blinking it means the line quality is poor or the link distance is too long for the SHDSL NTU to train 10 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide Chapter 2 Hardware Installation 2 1 Rear Panel Connectors Figure 2 1 displays the 7995 A2 374 rear panel connectors which are described in Table 2 1 gt ma d KI Off V 35 Power Console LAN Figure 2 1 7995 A2 374 Rear Panel Connectors On Off On position turn on the power Off position turn off the power Power Connect to the power adapter DB 9 female connector connected to a PC COM port Connect to a router LINE RJ45 connector for SHDSL connection Table 2 1 7995 A2 374 Rear Connectors RJ45 connector for SNMP network management 7995 A2 GB21 00 September 2004 11 7995 SHDSL NTU User s Guide 2 2 Pin Assignments m Console portcable Mi mmm Pi TO ton Table 2 3 LINE Port Pin Assignments 12 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide n V 35 interface Common 1 Chassis Ground 2 Signal Ground Common Reguest to Send Ca Clear to Send DCE 5 pat Stay Pata Cir Ds Ir DIE Tp Teil Ry een Ter Transmitted Data B 16 Receive Data B Terminal Timing A 18 Receive Timing A Transmitted Timing B 20 Receive Timing B I Table 2 4 V 35 Interface Pin Assignments 7995 A2 GB21 00 September 2004 7995 SHDSL NTU User s Guide 2 3 Installation The hardware installation cons
6. Loopback Built in test patterns 511 2047 PRBS 2 1 Width 9 5 in 242 mm Height 1 7 in 44 mm Depth 6 6 in 167 mm DTE Interface V 35 Data rate Nx64 Kbps N 1 36 Connector M34 Socket Environmental Reguirements Temperature 0 50 degrees Celsius Humidity S 95 Relative Humidity Non Condensing Management RS 232 DB9 for VT100 10BaseT Ethernet port Embedded SNMP agent Through Embedded Operations Channel 110 VAC or 220 VAC Local Interface SNMP Management Remote Management Power SHDSL Line Interface TC PAM Single non loaded twisted pair 135 Ohms Line rate Per ITU T G 991 2 G SHDSL Payload rate Nx64 Kbps N 1 36 RJ45 Jack Loop Internal DTE Encoding Scheme Media Line Impedance Connector Timing Note Specifications are subject to change without notice 7995 A2 GB21 00 September 2004 4 NI
7. Shut Down Type the name of a program folder document or Internet resource and Windows will open it for you Yv G GI 3 3 SNMP Management To manage the NTU using SNMP follow the steps below STEP 1 Connect the SHDSL NTU s LAN port to the Network Interface Card NIC in a PC using a crossover cable or to an Ethernet hub using a straight through cable STEP 2 Start your SNMP MIB browser 7995 A2 GB21 00 September 2004 17 7995 SHDSL NTU User s Guide Chapter 4 System Setup 4 1 Login Configure the following parameters for your terminal or VT100 terminal emulation program m Console session parameters factory default Baud rate 38400 bps Parity None Data bits 8 Stop bit 1 Flow control None After the session parameters are set up run the VT100 terminal emulation program on your PC The Press Any Key to Login message will be shown on the middle of the screen Press any key When a login prompt appears type a password and then press the Enter key to display the main menu as shown below No password is required for the initial login SHDSL 35 DSU HW Version 1 06 SW Version 2 08 NE Mode LT l i ame 14 05 00 06 23 2004 Selected Device Local MAIN MENU Select Device Select NE Mode LT NT Configuration Current Alarm amp Status Performance tatistics Threshold Setup Alarm History DTE tatus Test amp Loopback Status Configuration Database Maintenance Reset amp Software
8. downloading then perform the following procedure The configuration files will be saved in flash memory DOWNLOAD CONFIGURATION DATABASE CX MODEM Exit Do you really want to download configuration Please confirm DownLoad STEP 1 Select the function for file transfer send upload from the terminal emulation program you use STEP 2 Select the X modem protocol for file transfer STEP 3 Enter the file name with the directory to be sent STEP 4 Execute the file transfer function Note The maximum wait time for the system is 50 seconds If a timeout message appears repeat the above procedure 7995 A2 GB21 00 September 2004 41 7995 SHDSL NTU User s Guide 7 5 Downloading Configuration Database via TFTP Select Main Menu gt Configuration Database Maintenance gt Download Configuration Database TFTP to download the system configuration file via an TFTP server A message as shown below will appear for confirmation Choose DownLoad DOWNLOAD CONFIGURATION DATABASECTFTP Exit Do you really want to download configuration Please confirm DownLoad Note Go to the Main Menu gt Configuration gt SNMP Configuration to enter the IP address of the TFTP server and the file name you would like to download before performing the downloading 7 6 Setting Configuration Database to Factory Default Select Main Menu gt Configuration Database Maintenance gt Save Factory Default to Database to restore the system configuration fil
9. services mentioned herein are the trademarks service marks registered trademarks or registered service marks of their respective owners CE Marking When the product is marked with the CE mark on the equipment label a supporting Declaration of Conformity may be downloaded from the Paradyne World Wide Web site at www paradyne com Select Library gt Technical Manuals CE Declarations of Conformity 2 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide Table of Contents Chapter 1 ila 7 1 1 OVE sea um ma i alu ad a ajus td ee ee 7 1 2 Salle 8 1 3 EE bet rt 9 1 4 Front Panel LED Indicators rr 10 Chapter 2 EER lana 11 2 1 Rear Panel EE 11 2 2 PINASSIGRIMON Sicilia i aa maa a ia lieta 12 2 3 TVS EM MON ami maia aaa aaa nata saetud rd 14 Chapter 3 niet 15 3 1 Console Management aasa i a dansk kina am voi ai 15 3 2 Telnet Manage ET EE 17 3 3 Sea Ikea WEE 17 Chapter 4 SG RR poos ame el 18 4 1 LOG isernia a a a a e 18 4 2 Mol AGAN snellire aaa laad ad dla 20 4 3 Sonis loa a a sgucwianiasawies oeeeiaaias 20 4 4 LOGOL nat aan a aaa aa a a a i taa aaa 25 4 5 Selecting aA DEVICE E 27 4 6 SCiceuno NE MOG EE 28 Chapter 5 LE PR RR e E AAT 29 5 1 DILE Status Montor WEE 29 5 2 Balen OIG SOLID aaa ET A aa 32 5 3 Aora MONEO N E 33 Chapter 6 Ei RE 34 6 1 LOO DD ICK EE 34 6 2 VR Biel 37 6 3 DER TESU s maa al ela laada ilaria hair 38 6 4 sciiti rin 38 Chapter 7 Con Rc uus sou t 39 71 Savi lt OAHGUKAEGAS ma anna daa
10. terminal emulation program Baud rate 38 400 bps Parity None Data bits 8 Stop bit 1 Flow control None After the session parameters are set up run the VT100 terminal emulation program on your PC The Press Any Key to Login message will be shown on the middle of the screen Press any key When a login prompt appears type a password and then press the Enter key to display the main menu as shown below No password is required for the initial login ee DSU HW Yersion 1 46 Hode LT Selected Device Local 7995 A2 GB21 00 MAIN MENU Select Device Select NE Mode LTZNT Configuration Current Alarm amp Status Performance Statistics Threshold Setup Alarm History DIE Status Test amp Loopback Status Configuration Database Maintenance Reset amp Software Download Logout Up Down Arrow Field Move Ctrl K Exit Enter Confirm Figure 3 1 Main Menu September 2004 SU Version 2 08 Name 14 95 00 06 23 2004 lt URITE gt 7995 SHDSL NTU User s Guide Press the Up and Down arrow keys to select the fields and press the Left and Right arrow keys to select the parameters of fields Press lt Ctrl X gt to exit and lt Enter gt for confirmation The main menu includes the following fields Select Device Local Remote Select the SHDSL NTU to be configured Only appears in LT node Select NE Mode LI NT Select NT or LT operation mode Configuration Configure system parameters DTE Status
11. 22 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 4 3 5 SNMP and TFTP Configuration Before connecting to the SNMP management system configure the following parameters Node IP Address Specify an IP address for the SHDSL NTU The default IP address 1s 172 16 7 37 Node IP Subnet Mask Specify a subnet mask for the IP address The default subnet mask is 255 255 0 0 Gateway IP Specify a gateway IP address The default gateway address is 172 16 7 40 Trap IP Address 1 Specify the host IP address for traps Trap Port 1 162 default 62000 62001 62002 three optional ports Trap IP Address 2 Specify the second host IP address for traps Trap Port 2 162 default 62000 62001 62002 three optional ports Read Community String Enter a string for reading identification Write Community String Enter a string for writing identification Trap Community String Enter a string for device identification You can define up to two trap hosts using the Trap IP address and Trap IP address 2 Each trap port is also changeable The default trap port is 162 The SHDSL NTU sends traps to these hosts when the traps are generated Moreover if a trap host is on the same IP subnet as the SHDSL NTU the trap can be sent to the host directly otherwise the trap will be sent to a gateway instead and reach to the trap host eventually Figure 4 7 shows all of the parameters for SNMP configuration The parameters for TFTP configu
12. Current amp Previous 7 Days Performance Screen Day Day Day Day Day Day Day UAS 669695696 DDDDDDH DHHDDDDH 2151515151515 2151515151515 2151515151515 DDDDDDH DHHDDDDH LOSW 0005696 DDDDDDH DDT DHHHHHH DDT ADDIDIDIIS DDDDDDH DDDHDHDH September 2004 SHDSL CURRENT amp PREVIOUS 7 DAYS PERFORMANCE 7995 SHDSL NTU User s Guide Select Main Menu gt Performance Statistics gt Clear Performance Data to reset the current and history data for both Near End and Far End HEAR END SHDSL CLEAR PERFORMANCE DATA Performance Type CORRE History Performance Data B SES UAS LOSW ALL Figure 5 8 Reset Near End Performance Data Screen 5 2 Threshold Setup Select Main Menu gt Threshold Setup to enter the configuration of performance threshold The unit for ES SES UAS and LOSW is the second The valid range of the threshold per quarter is from 0 to 900 seconds and the valid range for a day 1s from 0 to 86400 seconds The unit for SNR margin and Loop Attenuation is the decibel For SNR Margin the valid range of the threshold is from to 15 dB For Loop Attenuation the valid range is from 1 to 127 dB Once these thresholds are set an alarm will be generated when a monitored value 1s greater than the thresholds within the interval THRESHOLD SETUP Exit Confirm Parameters Threshold for guarter Threshold for day ES SES UAS LOSW SHR Margin 1715 Loop Attenuation 1 127 Figure 5 9 Threshold
13. FTP server A message as shown below will appear for confirmation Choose DownLoad by using the Up Down key SOFTWARE DOWNLOAD TFTP Exit Do you really want to download new software Please confirm DownLoad STEP 3 Select Main Menu gt Reset amp Software Download gt Reset to reset the unit RESET Ex1t Do vou really want to reset software Please confirm Reset 44 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 8 4 Remote Software Upgrade via TFTP The remote upgrade allows upgrading the NT device via the central LT device SHDSL Device TFTP server SHDSL Device LT NT The remote NT device can be upgraded from the central site Upgrade LT and NT devices STEP 1 Go to the Main Menu gt Configuration gt SNMP Configuration to enter the IP address of the TFTP server and the file name you would like to download SNMP CONFIGURATION Ex1t Confirm Node IP Address 172 16 37 Change to IP Address Node IP Subnet Mask 295 259 0 H Subnet Mask and Gateway Gateway IP 172 16 AH IP will take effect after system is restarted Trap IP Address 1 H 0 H H Trap IP Port 1 162 62000 62001 62002 Trap IP Address 2 H H H H Trap IP Port 2 162 62000 62001 62002 Read Community String public Write Community String private Trap Community String File Server IP Address 172 16 Software Download Filename load img STEP 1 Select Main Menu gt Reset amp Software Download gt Remot
14. Line loopback Performs a loopback toward the line Local device Remote device SHDSL Line Loopback Figure 6 4 SHDSL Line Loopback e Remote line loopback Local device Remote device SHOSL Interface SHOSL Interface SHDSL Line SHDSL Remote Line Loopback Figure 6 5 SHDSL Remote Line Loopback 7995 A2 GB21 00 September 2004 35 7995 SHDSL NTU User s Guide e Remote payload loopback Local device Remote device Woo Interface SHOSL Line Interface SHDSL Remote Payload Loopback Figure 6 6 SHDSL Remote Payload Loopback To release a loopback select Release to return to normal operation 36 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 6 2 V 35 Loopback There are three kinds of loopback test performed on the V 35 Interface e Local Performs a local loopback Local device Remote device SHDSL SHDSL 35 Interface SHOSL Line Interface Interface Y 35 Interface Local Loopback Diagram e Network Performs a network loopback Local device Remote device Framer SHDSL SHDSL v 35 Interface SHOSL Line Interface Interface V 35 Interface Network Loopback Diagram e V 54 Performsa remote V 54 loopback The V 54 loopback is not supported when the data rate is set to 64 Kbps N 1 to 192 Kbps N 3 Local device Remote device SHDSL SHDSL Interface SHOEL Line Interface Remote Y 54 Loopback Diagram To release the loopback select Release to return to normal operat
15. Setup Screen 32 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 5 3 Alarm Monitoring The Alarm Monitoring screen lets you view current alarm status and alarm history You can also clear alarms from this screen 5 3 1 Viewing Current Alarm Status Select Main Menu gt Current Alarm amp Status to view the device current alarm status The system provides two classes of alarms major and minor Use the Refresh function to update the status and press the PgUp PgDn key to switch the page URRENT ALARM STATUS Refresh PUB Poon PAGE 1 Alarm Type Class Time 01 CSL Loss of signal MAJOR 04 02 00 08 07 7209 02 Y35 Loss of DTE signal MINOR 04 02 00 08 07 7209 Es RENDNOF AARM RECORDS aa Figure 5 10 Current Alarm Status Screen ER Ge Viewing Alarm History Select Main Menu gt Alarm History to view the device s alarm history The Alarm History screen 1s shown below Use the Refresh function to update the status and press the PgUp PgDn key to change the page To clear the device s alarm history select the Clear function in the screen ALARM HISTORY Refresh Clear EGNE PoOn PAGE 1 Alarm Type Class Time O1 Y35 Loss of DTE signal MINOR 04 02 00 O8 FOF F209 02 SHOSL Loss of signal MAJOR 04 02 00 O06 07 7209 ERE ALARM RECORDS ices Figure 5 11 Alarm History Screen 7995 A2 GB21 00 September 2004 33 7995 SHDSL NTU User s Guide Chapter 6 Loopback and Test The SHDSL NTU provides three kinds of test whi
16. Show DTE signal status Performance Data Show the statistics of performance monitoring Performance Threshold Set the day and quarter threshold Current Alarm Status Show the status of current alarms Alarm History View all of the alarm records Clear Alarm History Clear all of the alarm records Test amp Loopback Status Perform a loopback test BER test and self test Configuration Database Maintenance Upload download save the configuration database and restore the configuration database to factory defaults Reset amp Software Download Perform a system reset or software download Logout Exit the system September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 3 2 Telnet Management Configuration can also be performed using Telnet To access the SHDSL NTU via Telnet follow the steps below STEP 1 Connect the SHDSL NTU s LAN port to the Network Interface Card NIC in a PC using a crossover cable or to an Ethernet hub using a straight through cable STEP 2 In Windows click Start and choose Run Type telnet xxx XXX XXXx XXXxX where XXX XXX XXX XXX is the IP address of your SHDSL NTU The default NTU IP address is 172 16 7 37 STEP 3 Refer to Chapters 4 to 6 to configure and maintain the SHDSL NTU W windows Update Di WinZip New Office Document ai Open Office Document Programs E Favorites CH Documents EN Settings CA Eind 2 Help sa Bun amp Log Off Maylyne Ra
17. a 39 7 2 Uploading Configuration Database via X modem ii 40 7 3 Uploading Configuration Database via TFTP nnnnunnnvrvrun nunnu nan nn annan nunna 40 7 4 Downloading Configuration Database Via X modem i 41 7 5 Downloading Configuration Database via TEIB nunnu na nan nen 42 7 6 Setting Configuration Database to Factory Default rr 42 7995 A2 GB21 00 September 2004 3 7995 SHDSL NTU User s Guide Chapter 8 System Reset and Software Download nn rr 43 8 1 PROS Cl AEE E E n 43 8 2 Software Download via X modem nunnu nvn nona nan nnv anna nn annan anne n nan nan 43 8 3 Software Download Via TEE ere ee aaa aa 44 8 4 Remote Software Upgrade via TFTP ennnnunnnvevevvaennnnnnnne reena nne nnneneennee 45 Chapter 9 jett Liao WEE 46 A TE ananassi kaa kaak TN N TI 47 4 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide List of Figures Figure 1 1 Applications of the 7995 A2 374 manna nene 9 FIGUFE 1 2 7995 A2 374 Front VIEW cibi alia alano 10 Figure 2 1 7995 A2 374 Rear Panel Connectors s ssssssersrrsrerereeo 11 Figure 3 1 Main MCCAW WE 15 PIG UG A E MAA Menia 18 Figure 4 2 Configuration Menu i 20 Figure 4 3 System Configuration Screen ccccceeeeeeeeeeeeeeeeeeeeeanaes 21 Figure 4 4 Management Port Configuration Screen 21 Figure 4 5 System Date and Time Setting Gcreen 22 Figure 4 6 Pas
18. ate and use the Up or Down arrow key to exit or confirm the setting MANAGEMENT PORT CONFIGURATION Exit Confirm Baud Rate 9600 19200 BESO 57600 115200 Start Bit 1 bit B1ts and Parity 5 bits No parity Stop Bit 1 bit ON POF F On Figure 4 4 Management Port Configuration Screen 7995 A2 GB21 00 September 2004 21 7995 SHDSL NTU User s Guide 4 3 3 System Date and Time Setting Select Main Menu gt Configuration gt System Date and Time Setting to go to the System Date and Time Setting screen shown in Figure 4 5 SYSTEM DATE AND TIME SETTING Exit confirm synchronize Remote Date amp Time System Date System Time Figure 4 5 System Date and Time Setting Screen In this screen you can perform the field Synchronize Remote Date amp Time to synchronize the system date time of the remote SHDSL NTU from the local machine 4 3 4 Password Change Set up the password after initial login To establish or change the password select Main Menu gt Configuration gt Change Password to enter the System Change Password screen which is shown in Figure 4 6 PASSWORD CONFIGURATION Enter old Password AI Enter New Password Enter New Password Again Figure 4 6 Password Configuration Screen Note 1 The maximum length of the password is eight characters Note 2 Only the alphabetic and numeric characters are available for the password Note 3 Do not forget to save the configuration files after changing the password
19. ch are Loopback BER Test and Self test Select Main Menu gt Test amp Loopback Status to enter the Test and Loopback Status Menu This menu has three items Each item will be described in the following sub sections EST AND LOOPBACK STATUS MENU SHOSL EER Test Self Test Figure 6 1 Test and Loopback Status Menu 6 1 Loopback Select Main Menu gt Test amp Loopback Status gt Activate Loopback to perform line loopback local loopback remote line loopback or remote payload loopback on the SHDSL interface and a local network or V 54 loopback test on the V 35 interface These tests can be selected by using the Up Down and Left Right arrow keys and are explained below After selecting the type of loopback press the Enter key to receive a confirmation Note that V 54 loopback is not supported when the data rate is set from 64 kbps N 1 to 192 kbps N 3 LOOPBACK MENU SHDSL Interface Loopback Status Release Activate LoopBack LEEGI Line Local Remote Line Remote Payload USS Interface Loopback Status Release Activate LoopBack EEG Local Network U 54 Figure 6 2 Loopback Menu 34 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 6 1 1 SHDSL Loopback There are four types of SHDSL loopback e Local loopback Performs a loopback toward DTE This loopback will terminate the SHDSL link Local device Remote device SHDSL Line SHDSL Local Loopback Diagram Figure 6 3 SHDSL Local Loopback e
20. e Password 26 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 4 5 Selecting a Device Select Main Menu gt Select Device to configure the local or remote SHDSL NTU The default setting of the Select Device is local If you change the field of Select Device to remote shown in Figure 5 2 you can configure the remote SHDSL NTU via the DSL line SELECT DEVICE Exit Confirm SELECT DEVICE Local JAEN Figure 4 12 Select Device Menu The main menu of the remote configuration 1s a little different from that of the local configuration Figure 5 3 shows the fields included in the Main Menu Select NE Node configuration Current Alarm Status Performance Statistics Threshold Setup DTE Status Loopback Status Configuration Database Maintenance Reset and Return to Local The details of these fields are the same as those of the local main menu and have been explained in other sections The user can select the Return to Local field to go back to the local SADSL NTU configuration MAIN MENU Select NE Mode Configuration Current Alarm amp Status Performance Statistics Threshold Setup COTE Status Loopback Status Configration Database Maintance Reset Return to Local Figure 4 13 Remote Device Configuration Main Menu 7995 A2 GB21 00 September 2004 27 7995 SHDSL NTU User s Guide 4 6 Selecting NE Mode Select Main Menu gt Select NE Mode LT NT to configure the NTU for LT Line Termination mode or NT Network Terminati
21. e Software Download TFTP to perform the system software download via the TFTP server A message as shown below will appear for confirmation Choose Download by using the Up Down key The application software will be updated REMOTE SOFTWARE DOWNLOAD TFIP Zeit Do you really want to download new software Please confirm DounLoad 7995 A2 GB21 00 September 2004 45 7995 SHDSL NTU User s Guide Chapter 9 Troubleshooting VT100 connection failure 1 Check the RS 232 connection Check the RS 232 cable A straight through cable 1s required 3 Check the terminal emulation program It must be VT100 compatible Check console session parameters The default baud rate is 38400 Password incorrect 2 Incorrect capitalization The password 1s case sensitive No LED display Check power connection No Response from LAN 1 Check network connection POE 2 Check SNMP configuration DSL Training failure or the 1 Reboot the SHDSL NTU and retrain training period has 2 Check the status of the DSL LOS LED If this LED keeps exceeded three minutes blinking for over three minutes meaning the device cannot train the line quality 1s poor or the link distance is too long for the SHDSL NTU to train Contact your service provider 46 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide Specifications Specification Criteria Diagnostics Loopback Function DSL Loopback Types Local Loopback Remote Loopback V 54
22. e to factory defaults A message as shown below will appear for confirmation Choose Save to perform the restoration by using the Up Down arrow key The system will be restarted after the confirmation and the configuration will be restored to the default setting BAVE FACTORY DEFAULT TO DATABASE Exit Do you really want to Save Factory Default Configuration After save system will RESET Please confirm Save 42 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide Chapter 8 System Reset and Software Download For system reset and system software download select Main Menu gt Reset amp Software Download RESET amp SOFTWARE DOWNLOAD MHENU Reset Software Download s_Hodem Software Download TFIP Wwemote Software Download TFITP3 Figure 8 1 Reset amp Software Download Menu 8 1 Reset Select Main Menu gt Reset amp Software Download gt Reset to perform a system reset A message as shown below will appear for confirmation Choose Reset to perform the system reset by using the Up Down key It is necessary to reset the device after a software upgrade RESET Exit Do you really want to reset software Please confirm Reset 8 2 Software Download via X modem Select Main Menu gt Reset amp Software Download gt Software Download X Modem to perform a system software download via X modem A message as shown below will appear for confirmation Choose DownLoad to execute the software download by
23. gnostics including V 54 Auto negotiation rate adaptation Built in test pattern generator and detector SHDSL line performance monitoring PM 96 quarter hour 7 day PM storage Local control via RS 232 management port SNMP management through Ethernet LAN port September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 1 3 Application Figure 1 1 shows the applications of the 7995 A2 374 SHDSL NTU e 7995 Figure 1 1 Applications of the 7995 A2 374 7995 A2 GB21 00 September 2004 7995 SHDSL NTU User s Guide 1 4 Front Panel LED Indicators The LED indicators indicate power status diagnostics machine status data activity and alarm conditions SHDSL NTU 7995 Figure 1 2 7995 A2 374 Front View Color Mode Function A p power Green Power is supplied os power is connected Bit Error testing Green Self testing Normal operation NT mode enabled eg mode enabled ALARM VIA Or ALGE detected AAA major alarm detected On Loopback testing Yellow ST E loopback testing OE Reni operation RD amp TD des On Data E CC mme Data transmitted received on DTE connected Green off No DTE connected On Loss of signal DSL link is out of service DSL LOS Blink DSL link is connecting DSL link is connected ERR Yellow Table 1 1 7995 A2 374 LEDs Note The average training period for the SHDSL line is one minute and forty seconds If the training period exceeds three minutes or it fails the DSL LOS
24. his menu Both Near End and Far End have same selected fields The screens for current quarter hour previous 96 quarter hours and previous 7 days for Near End are shown in Figures 5 2 to 5 3 SHDSL Performance Data Hear End Current Quarter Previous 96 Quarters Current amp Previous Days Clear Performace Data Far End Current Quarter Previous 96 Quarters Current amp Previous Days Clear Performace Data SNR 9 dB _ Figure 5 4 Performance Data Menu Four parameters are counted for performance monitoring ES SES UAS and LOSW In factory defaulted setting the SHDSL NTU will do an auto refreshing every five seconds during performing current quarter performance Moreover the user can also select field Refresh to update the monitored data e ES Error Second A second with one or more CRC error e SES Severe Error Second A second with five or more CRC errors e UAS Unavailable Second Cumulative number of seconds in which the interface was unavailable during the measured period e LOSW Loss of Synchronization Word NEAR END SHDSL CURRENT QUARTER PERFORMANCE REGGE Elapsed Seconds 134 ES SES UAS LOSU DHDDDDDD AHAHAHA HAHATIIN 28866134 Figure 5 5 Near End Current Quarter Screen 30 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide In the screen of Previous 96 Quarters Performance you can press the Left or Right arrow key on field Performance Data to select a monitored paramete
25. ion 7995 A2 GB21 00 September 2004 37 7995 SHDSL NTU User s Guide 6 3 BER Test Select Main Menu gt Test amp Loopback Status gt SHDSL BER Test to enter the BER test screen The fields in the screen are described below e Test Period enter the duration for testing 00 00 00 denotes a continuous test e Test Pattern 511 2047 and PRBS 2715 1 patterns are available for the test Normal means there is no pattern sent e Test Switch the user has to use the Up Down key to move the cursor to this field and select Start to perform the test After performing a test the test result will appear on the screen immediately The test results include Elapsed seconds Bit Errors and Bit Error Ratio Press the E key to stop the test or press the I key for the Error Insertion During the test the system will refresh the screen once per second GHG EER TEST TEST CONFIG Test Period 00 00 00 Test Pattern Normal 511 HO Ppres 2415 1 Testswitch Start RESULT gt gt Under Test E Stop Test 1 Ins One Err Elapsed Seconds 3 Bit Errors 5501072 Bit Error Ratio 0 50 10Ef 05 Figure 6 7 BER Test Screen 6 4 Self Test Select Main Menu gt Test Loopback Status gt Self Test to perform a system self test After the test the system shows the result on the screen During the test the traffic will be interrupted 38 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide Chapter 7 Configuration Database Y
26. ists of the following steps Step 1 Connect the LINE port to your DSL line Step 2 Connect the LAN port to the SNMP management network with an RJ45 connector cable Step 3 Connect the V 35 interface to the router Step 4 Connect the Console port to the VT100 compatible terminal with an RS232 cable Step 5 Connect the Power jack to the power adapter with the power adapter cord Step 6 Attach the power adapter to the wall outlet or other AC source Then turn on the power switch on the rear panel Step 7 After power on the 7995 A2 374 performs a self test During the Self test all LEDs will keep flashing back and forth sequentially The test items include system RAM flash memory and application software If an error is found in RAM the ALARM LED will be ON If an error 1s found in flash memory or application software the ALARM LED will keep flashing To router DSL connection SNMP management t To Fermimnal Caution If the SHDSL NTU fails to power on or it malfunctions first verify that the power supply is correctly connected and then power it on again 14 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide Chapter 3 Management This chapter describes the three ways to manage the SHDSL NTU Console Telnet and SNMP Chapters 4 through 6 introduce how to configure and maintain the SHDSL NTU in a console or Telnet session 5 1 Console Management Configure the following parameters for your VT100 compatible
27. lation documentation training distributor locations or Paradyne worldwide office locations use one of the following methods Internet Visit the Paradyne World Wide Web site at www paradyne com Be sure to register your warranty at www paradyne com warranty Telephone Call our automated system to receive current information by fax or to speak with a company representative Within the U S A call 1 800 870 2221 Outside the U S A call 1 727 530 2340 Document Feedback We welcome your comments and suggestions about this document Please mail them to Technical Publications Paradyne Corporation 8545 126th Ave N Largo FL 33773 or send e mail to userdoc paradyne com Include the number and title of this document in your correspondence Please include your name and phone number if you are willing to provide additional clarification Trademarks Acculink Bitstorm Comsphere DSL the Easy Way ETC Etherloop FrameSaver GranDSLAM GrandVIEW Hotwire the Hotwire logo Jetstream MVL NextEDGE Net to Net Technologies OpenLane Paradyne the Paradyne logo Paradyne Credit Corp the Paradyne Credit Corp logo Performance Wizard StormPort TruePut are registered trademarks of Paradyne Corporation ADSL R Connect to Success Hotwire Connected iMarc JetFusion JetVision MicroBurst PacketSurfer Quick Channel ReachDSL Reverse Gateway Spectrum Manager and StormTracker are trademarks of Paradyne Corporation All other products and
28. on AA Date and Time Setting change Password SNMP Configuration SHOSL Configuration Y 35 Configuration Figure 4 2 Configuration Menu 20 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 4 3 1 System configuration Select Main Menu gt Configuration gt System Configuration to go to the System Configuration screen shown in Figure 4 3 The following options can be configured there e Device Name Enter proper characters for system identification The maximum length for device name is eight characters Only alphabetic and numeric characters are valid e Timing Source Different NE modes provide different options of the timing source In LT Mode the options are Internal SHDSL LOOP and DTE LOOP In NT Mode the options are Internal SHDSL LOOP DTE LOOP and Independent To receive the clock from the V 35 interface at both sides both of the 7995 A2 374 devices should be set to Independent After making a selection use the Up or Down arrow key to exit or confirm the setting CONFIGURATION MENU Exit Confirm Device Name Current Timing Source INTERNAL Timing Source Internal SHDSL_LOOP DTE LOOP Independent Figure 4 3 System Configuration Screen 4 3 2 Console Port Configuration Select Main Menu gt Configuration gt Management Port Configuration to go to the Management Port Configuration screen shown in Figure 4 4 The factory defaulted setting of Baud Rate 1s 38400 bps Press the Left Right arrow key to select Baud R
29. on mode The Select NE Mode Menu is shown in Figure 5 4 The factory default 1s NT mode SELECT NE Mode Exit Confirm SELECT NE REES NI Figure 4 14 Select NE Mode Menu When NT mode is selected the NT LED on front panel will light e NT Mode System timing is not configurable in this mode The default first priority 1s from SHDSL Loop and the second is from Internal e LT Mode The user can set the timing to Internal SHDSL Loop DTE Loop or Independent 28 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide Chapter 5 Monitoring The chapter describes performance monitoring DTE status monitoring and alarm monitoring 5 1 DTE Status Monitoring Selecting Main Menu gt DTE Status displays the state of the following V 35 interface signals e RTS Request To Send e CIS Clear To Send e DCD Data Carries Detect e DSR Data Set Ready DTE STATUS Exit RIS ON CIS ON DCD ON DSR ON Figure 5 1 DTE Status Screen 7995 A2 GB21 00 September 2004 29 7995 SHDSL NTU User s Guide 5 1 1 Performance Monitoring Select Main Menu gt Performance Statistics to enter the SHDSL Performance Data Menu shown in Figure 6 2 Both Near End and Far End performance data can be monitored The count of performance data is based on a quarter hour In the Performance Data Menu you can view the data of current quarter hour previous 96 quarter hours or Current amp Previous 7 days You can also clear the performance data from t
30. ou can save upload or download the configuration database from the Configuration Database Maintenance screen The screen also provides a function to restore the configuration database to the factory default settings Select Main Menu gt Configuration Database Maintenance to perform the system maintenance CONFIGURATION DATABASE MAINTENANCE Exit TAE ZEN Eeer upload configuration DatabaselTFTP Download ui Database modemi Download configuration DatabasecTFTe Save Factory Default to Database Figure 7 1 Configuration Database Maintenance Menu 7 1 Saving Configurations Select Main Menu gt Configuration Database Maintenance gt Save Configuration Database to save the current configuration A message as shown below will appear for confirmation Choose Save by using the Up or Down key The file is saved in system flash memory SAVE CONFIGURATION DATABASE Exit Do you really want to Save Configuration Please confirm Save Caution Perform this action after making any change from the menu Otherwise the change will be lost after the system is restarted 7995 A2 GB21 00 September 2004 39 7995 SHDSL NTU User s Guide id Uploading Configuration Database via X modem Select Main Menu gt Configuration Database Maintenance gt Upload Configuration Database X_Modem to perform the system configuration file uploading via X modem A message shown below will appear for confirmation Choose UpLoad to perform the uploading Then exec
31. r such as ES SES or UAS After selecting the parameter press the Enter key to view the data for a day HEAR END SHDSL PREVIOUS 96 QUARTERS PERFORMANCE Performance Data ES SES UAS LOSW ES Last 96 Quarters 4 EEE E 2151515151515 TT 2151515151575 2151515151575 GI HAHAH HE EEE HHH EE E 21515151515 5 215151515 575 2 21515151 1515 21515151514 5 HHb0066 GIG HDDDDDD GIG GEIIGIDE HDDDDDH GIG DE HDDDDDH GIG HDDDDDDD d EE KE E 1151515151575 151515151575 HOOEBE EE HDHDDHDDD DHDDHDR HHHDHDD ODDDDDD HHH ODDDDDD HOOEEBE EE DHDDDDD 4 GEGGAGA 5751515151515 5751515151515 5751515151515 5751515151515 5751515157515 5751515151515 5751515151515 5751515151515 5751515151515 5751515157515 5751515151515 5 11515151 1 51 215151515145 HHb0066 GIG GI DD GIG GEIB 11515151 1515 GEIB HDDDDDH GIG HDDDDDDD 3 E 3 3 E E 1151515151575 151515151575 HOOHEE EE OD DHDDHDR 1151515151575 ODDDDDD HAHAH ODDDDDD HHHHHDH DHDDDDD Fi EEE EE E 211515151515 215151515 575 HOHO EEE 2151515151575 GIG 2151515151515 E EE E IST EE EE E HOOEB EEE 215151515 575 Figure 5 6 Near End Previous 96 Quarters Performance Screen Select Refresh to update the monitored data HEAR EHD Valid Intervals ES SES Current Day Last Last Last Last Last Last Last 7995 A2 GB21 00 15t 2nd ord 4th cth 6th fth Figure 5 7 Near End
32. ration are File Server IP Address Enter the IP address of the TFTP server Software Download Filename Enter the file name for software upgrade Configuration Database Up Download Filename Enter the name of the configuration file 7995 A2 GB21 00 September 2004 23 7995 SHDSL NTU User s Guide SNMP CONFIGURATION Exit Confirm Node IP Address 172 16 37 Node IP Subnet Hask 255 255 006 Gateway IP 172 16 AN Trap IP Address 1 H HM H H Trap IP Port 1 162 62000 62001 62002 Trap IP Address 2 H HM H H Trap IP Port 2 162 62000 62001 62002 Read Community String public Write Community String private Trap Community String alert File Server IP Address 172 16 TI Software Download Filename load img Configuration Database Up Download Filename vcdb bin Figure 4 7 SNMP and TFTP Configuration Screen 4 3 6 SHDSL Interface Configuration The parameters in the SHDSL Interface Configuration menu are shown in Figure 4 8 The valid range for the field Data Rate is 192 2304 kbps in 64 kbps steps Nx36 The user can also enable SHDSL Auto Baud function for a DSL line auto connection After the DSL loop 1s trained the actual data rate will be displayed on this screen Different modes of the SHDSL NTU support different ranges of data rates Power backoff In access networks loop lengths and noise conditions differ significantly from pair to pair While 13 5 dBm transmit power is required for worst case noise conditions
33. sword Configuration Screen 22 Figure 4 7 SNMP and TFTP Configuration Screen 24 Figure 4 8 SHDSL Interface Configuration Screen nnnnna 24 Figure 4 9 V 35 Interface Configuration Screen 25 Figure 4 10 System Logout lolita 25 Figure 5 1 Operation Mode Indicatton cece cece ee eeeeeeeeeeaas 26 Figure 5 2 Select Device Menu ri 27 Figure 5 3 Remote Device Configuration Main Menu 27 Figure 5 4 Select NE Mode Menu rr 28 Figure 6 L DTE StatUS Screen WEE 29 Figure 6 2 Performance Data Menu nnrverreonannnnnneennenaa nunna 30 Figure 6 3 Near End Current Quarter Screen iii 30 Figure 6 4 Near End Previous 96 Quarters Performance Screen 31 Figure 6 5 Near End Current amp Previous 7 Days Performance Screen 31 Figure 6 6 Reset Near End Performance Data Screen 32 Figure 6 7 Threshold Setup Screen rr 32 Figure 6 8 Current Alarm Status Screen ii 33 Figure 6 9 Alarni HIStOFy e BEE 33 Figure 7 1 Test and Loopback Status Menu 34 Figure 7 2 Ee eieiei ME latta 34 Figure 7 3 SADSE Local LOOPBAEK tr sims nign aa 35 Figure 7 4 SHDSL Line LOOP aC Knesssseceteccocesbuseureessecstagiaseabebserenine 35 Figure 7 5 SHDSL Remote Line Loopback a 35 Figure 7 6 SHDSL Remote Payload Loopback nunna 36 Figure 7 7 BER Eed EE 38 Fig
34. ure 8 1 Configuration Database Maintenance Menu 39 Figure 9 1 Reset 8 Software Download Menu 43 7995 A2 GB21 00 September 2004 7995 SHDSL NTU User s Guide September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide Chapter 1 Introduction 1 1 Overview This user s guide provides general information about the features functions and operation of the 7995 A2 374 SHDSL NTU The 7995 A2 374 is a SHDSL NTU which utilizes SADSL technology combining the best of 2B1Q SDSL and HDSL2 to achieve a faster and more efficient data transmission in both directions over a single copper telephone pair The 7995 A2 374 provides an industry standard V 35 interface Based on TC PAM coding the 7995 A2 374 supports multiple transmission rates up to 2 320 kbps In addition to software configurable line rate the 7995 A2 374 also supports rate adaptation function It 1s suitable for leased line applications such as video conferencing Internet access and digital data network DDN access Featuring remote control capability the local 7995 A2 374 is able to perform configuration PM monitoring querying diagnostics and all maintenance functions over the remote NTU via the DSL line 7995 A2 GB21 00 September 2004 7 1 2 7995 SHDSL NTU User s Guide Features Full remote control capability via SHDSL Embedded Operation Channel Complies with ITU T G 991 2 G SHDSL Data rate Nx64 kbps N 1 36 Versatile loopbacks for dia
35. using the Up Down key Then perform the following procedure The application software will be updated SOFTWARE DOWNLOAD CN MODEM Exit Do you really want to download new software Please confirm DownLoad 7995 A2 GB21 00 September 2004 43 7995 SHDSL NTU User s Guide STEP 1 Select the function for file transfer send upload from the terminal emulation program you use STEP 2 Select the X modem protocol for file transfer STEP 3 Enter the file name with the directory to be sent STEP 4 Execute the file transfer function Note The maximum wait time for the system is 50 seconds If a timeout message appears repeat the above procedure 8 3 Software Download via TFTP STEP 1 Go to the Main Menu gt Configuration gt SNMP Configuration screen to enter the IP address of the TFTP server and the file name you would like to download before performing the software upgrade SNMP CONFIGURATION Ex1t Confirm Node IP Address 172 16 37 Node IP Subnet Mask 299 299 0 H Gateway IP 12 16 AN Trap IP Address l H H H H Trap IP Port 1 162 62000 62001 62002 Trap IP Address 2 H H H H Trap IP Port 2 162 62000 62001 62002 Read Community String public Write Community String private Trap Community String File Server IP Address 172 16 Software Download Filename load img i i STEP 2 Select Main Menu gt Reset amp Software Download gt Software Download TFTP to perform the system software download via the T
36. ute the following procedures UPLOAD CONFIGURATION DATABASE x MODEM EEE Do you really want to upload configuration Please confirm Upload STEP 1 Select the function for file transfer receive download from the terminal emulation program you use STEP 2 Select X modem protocol for file transfer STEP 3 Enter the file name with the directory to be received STEP 4 Execute the file transfer function Note The maximum wait time for the system 1s 50 seconds If a timeout message appears repeat the above procedure 7 3 Uploading Configuration Database via TFTP Select Main Menu gt Configuration Database Maintenance gt Upload Configuration Database TFTP to upload the system configuration file via a TFTP server A message as shown below will appear for confirmation Choose UpLoad UPLOAD CONFIGURATION DATABASECTFTP Exit Do you really want to upload configuration Please confirm UpLoad Note Go to the Main Menu gt Configuration gt SNMP Configuration to enter the IP address of the TFTP server and the file name you would like to upload before performing the upload 40 September 2004 7995 A2 GB21 00 7995 SHDSL NTU User s Guide 7 4 Downloading Configuration Database Via X modem Select Main Menu gt Configuration Database Maintenance gt Download Configuration Database X_Modem to download the system configuration file via X modem A message as shown below will appear for confirmation Choose DownLoad to perform the
37. ve the cursor to the Logout field from the main menu by using the Up or Down key AIM MENU Select Device select NE Modef LT NT 3 Configuration Current Alarm amp Status Performance Statistics Threshold Setup Alarm History DITE Status Test amp Loopback Status Configration Database Maintance Reset amp Software Download Figure 4 10 System Logout After pressing the Enter key press any key to login Press Any Key to Login 7995 A2 GB21 00 September 2004 25 7995 SHDSL NTU User s Guide Then you are prompted to Login once again Operation Mode There are two access privileges for system operation read mode and write mode In Read mode the user can only view information from the terminal except changing the password In Write mode the user can view system information and change system parameters from the terminal Figure 5 1 shows an indication of system operation mode lt WRITE gt is displayed in the lower right corner of the screen showing the system is managed in Write mode Up Down Arrow Field Move Ctrl Exit Enter Confirm Figure 4 11 Operation Mode Indication Upon initial login you are in Write mode without entering the password You only need to enter the password after it is set up Note When the password is the same for both Read and Write modes Write mode always gets a higher priority You can change the password for either mode by selecting Main Menu gt Configuration gt Chang
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