1. Manuals
  2. Brands
  3. Paradyne Manuals
  4. Multiplexer
  5. Hotwire 8776
  6. User manual

Paradyne Hotwire 8776 User Manual

Tdm sdsl termination unit with g.703 interface
Hide thumbs Also See for Hotwire 8776:
Table of Contents

Advertisement

Quick Links

Download this manual See also: Instruction and Installation Manual
Hotwire 8776 TDM SDSL
Termination Unit
with G.703 Interface
User's Guide
Document No. 8776-A2-GB20-40
February 2001

Advertisement

Table of Contents
loading

Related Manuals for Paradyne Hotwire 8776

Summary of Contents for Paradyne Hotwire 8776

  • Page 1 Hotwire 8776 TDM SDSL Termination Unit with G.703 Interface User’s Guide Document No. 8776-A2-GB20-40 February 2001...
  • Page 2 ACCULINK, COMSPHERE, FrameSaver, Hotwire, MVL, NextEDGE, OpenLane, and Performance Wizard are registered trademarks of Paradyne Corporation. ReachDSL and TruePut are trademarks of Paradyne Corporation. All other products and services mentioned herein are the trademarks, service marks, registered trademarks, or registered service marks of their respective owners. February 2001 8776-A2-GB20-40...
  • Page 3 — Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning. — Do not use the telephone to report a gas leak in the vicinity of the leak. 8776-A2-GB20-40 February 2001...
  • Page 4 CANADA – EMI NOTICE: This Class A digital apparatus meets all requirements of the Canadian interference-causing equipment regulations. Cet appareil numérique de la classe A respecte toutes les exigences du règlement sur le matérial brouilleur du Canada. February 2001 8776-A2-GB20-40...

  • Page 5: Table Of Contents

    TDM SDSL Overview ........Hotwire 8776 Termination Unit Features ..... . .
  • Page 6 Front Panel LEDs......... February 2001 3-10 3-10 3-11 3-12 3-12 4-10 4-12 4-14 4-15 8776-A2-GB20-40...
  • Page 7 IP Addressing Example ........8776-A2-GB20-40...
  • Page 8 Front Panel 50-pin DTE Connector Pinouts ..... D Technical Specifications Glossary Index February 2001 A-10 A-10 A-12 A-14 A-16 8776-A2-GB20-40...

  • Page 9: About This Guide

    Document Purpose and Intended Audience This guide contains information needed to set up, configure, and operate the 4-port Hotwire 8776 Time Division Multiplexer Symmetric Digital Subscriber Line (TDM SDSL) Termination Unit, and is intended for installers and operators. Document Summary...

  • Page 10: Product-Related Documents

    Hotwire 8600 Digital Subscriber Line Access Multiplexer (DSLAM) Installation Guide Hotwire 8610 DSLAM Installation Instructions Hotwire 8620 GranDSLAM Installation Guide Hotwire 8776 TDM SDSL Unit, with G.703 Interface, Installation Instructions Hotwire 8800 Digital Subscriber Line Access Multiplexer (DSLAM) Installation Guide...

  • Page 11: About The Hotwire 8776 Termination Unit

    About the Hotwire 8776 Termination Unit TDM SDSL Overview ® Hotwire Time Division Multiplexer Symmetric Digital Subscriber Line (TDM SDSL) products maximize customer service areas by varying the DSL line rate. This ensures symmetric DSL connectivity over a wide range of telephone line distances and transmission line qualities.

  • Page 12: Hotwire 8776 Termination Unit Features

    1. About the Hotwire 8776 Termination Unit Hotwire 8776 Termination Unit Features The 4-port Hotwire 8776 TDM SDSL Termination Unit is a circuit board mounted in a Hotwire 8600 or 8800 Series Digital Subscriber Line Access Multiplexer (DSLAM) and used to transport signals at high speeds over a twisted-pair connection.

  • Page 13: Network Configuration

    Network Configuration Figure 1-1, Sample CO-to-CP using a Hotwire 8776 TDM SDSL Termination Unit for access concentration in a central office (CO). A frame relay switch and a router are connected to partner units through the termination unit, supporting an E1 host or router and frame relay encapsulated or unframed data.

  • Page 14: Snmp Management Capabilities

    Enterprise MIB – Supports configuration, status, statistics, and tests. SNMP Trap Support The Hotwire 8776 Termination Unit supports traps as defined in RFC 1215. They may include variable-bindings specified in the following MIBs: MIB II (RFC 1573) – Defines the general objects for use with a network management protocol in TCP/IP internets and provides general information about the 8776 Termination Unit.

  • Page 15: Using The Asynchronous Terminal Interface

    Data rate set to 9.6 kbps. Character length set to 8. Parity set to None. Stop Bits set to 1. Flow Control to None. Refer to the installation document for your DSLAM. 8776-A2-GB20-40 Table A-5, Telnet Session Options, February 2001 in Appendix A, Configuration...

  • Page 16: Logging In To The Hotwire Dslam

    If you enter an invalid login ID and password three times, the Telnet session closes or the terminal connection returns to an idle state. Refer to LOGIN Login ID: Enter Password: February 2001 Hotwire Model: 8776 Exit Chapter 7, Security 8776-A2-GB20-40...
  • Page 17 View system status, diagnostic test results, statistics, LED status, and device identity information. Select, start, stop and cancel tests for the unit’s interfaces. Change the device identity, administer logins, download new firmware, or initiate a power-up reset of the termination unit. February 2001 Hotwire Model 8776 Exit...

  • Page 18: Menu Hierarchy

    Loader Device Abort All Tests Tests Network G.703 Copy System Ports Options Telnet General SNMP Session Management February 2001 Control Download Reset Code AutoRate Apply Reset Download Device Default Factory Configuration Management Communication SNMP NMS SNMP Security Traps 01-16044-03 8776-A2-GB20-40...

  • Page 19: Screen Work Areas

    2. Using the Asynchronous Terminal Interface Configuration Current Configuration NETWORK INTERFACE OPTIONS Margin Threshold: Excessive Error Rate Threshold: AutoRate DSL Line rate System Messages February 2001 Network Hotwire Model: 8776 –3db 1E–5 Disable 2064 Kbps Clear MainMenu Exit LOS at Net, Pt n...

  • Page 20: Navigating The Screens

    Move cursor up one field within a column on the same screen. Move cursor one character to the right if in edit mode. Move cursor one character to the left if in edit mode. Redraw the screen display, clearing information typed in but not yet entered. February 2001 8776-A2-GB20-40...

  • Page 21: Function Keys

    Exit MainMenu PgDn PgUp ResetMon Save 8776-A2-GB20-40 2. Using the Asynchronous Terminal Interface Select . . . And press Enter to . . . F or f Clear far-end network statistics and refresh the screen. N or n Clear near-end network statistics and refresh the screen.

  • Page 22: Switching Between Screen Areas

    Port: 3 Circuit Identifier: -------------------------------------------------------------------------------- Ctrl-a to access these functions, ESC for previous menu NETWORK INTERFACE OPTIONS Margin Threshold: –3db Excessive Error Rate Threshold: 1E–5 AutoRate Disable DSL Line rate 2064 February 2001 Hotwire Model: 8776 Clear MainMenu Exit 8776-A2-GB20-40...

  • Page 23: Ending An Ati Session

    The Hotwire Card Selection Menu appears. 2. Press Ctrl-z. The Hotwire Chassis Main Menu appears. 3. From the Hotwire Chassis Main Menu, select Logout. The system exits from the current login session on the Hotwire DSLAM. 8776-A2-GB20-40 2. Using the Asynchronous Terminal Interface February 2001...
  • Page 24 2. Using the Asynchronous Terminal Interface 2-10 February 2001 8776-A2-GB20-40...

  • Page 25: Initial Startup And Configuration

    Downloading Firmware AutoRate Feature — Disabling AutoRate Resetting AutoRate — Restoring Access to the User Interface Resetting the Unit 8776-A2-GB20-40 on page 3-2 on page 3-3 on page 3-4 on page 3-5 on page 3-7 on page 3-8 on page 3-10...

  • Page 26: Entering Identity Information

    All ASCII symbols except the caret (^) Select Clear to reset a field to a null value. Change Identity IDENTITY lllQJ98-001 Bldg. A412, 2nd Floor, Left cabinet C. Parker 800-727-2396 pager 888-555-1212 February 2001 Hotwire Model: 8776 Clear Clear Clear MainMenu Exit 8776-A2-GB20-40...

  • Page 27: Configuring The Unit

    Slot: 4 -------------------------------------------------------------------------------- Ctrl-a to access these functions, ESC for previous menu 8776-A2-GB20-40 3. Initial Startup and Configuration Configuration (Load Configuration From) LOAD CONFIGURATION FROM: Current Configuration Configuration Loader Default Factory Configuration February 2001 Hotwire Model: 8776 MainMenu Exit...

  • Page 28: Current And Default Factory Configurations

    The factory-set configuration options are loaded and the Configuration Edit/Display menu appears. This is a read-only configuration area. Configuration Current Configuration Configuration Default Factory Configuration CONFIGURATION EDIT/DISPLAY Network G.703 Copy Ports System Options Management and Communication February 2001 Hotwire Model: 8776 MainMenu Exit 8776-A2-GB20-40...

  • Page 29: Configuration Loader

    DSL network interface Ports 1–4. G.703 interface. DSL network and G.703 interface ports by copying options from port to port. General system options of the unit. Management support of the unit through SNMP and Telnet. Hotwire Model: 8776 Clear Clear MainMenu Exit...
  • Page 30 You must change these settings with the appropriate configuration menus after the new configuration is activated. See Options, Options, Table A-4, System Options, and Table A-5, Telnet Session in Appendix A, Configuration Options . February 2001 Table A-1, Network Interface 8776-A2-GB20-40...

  • Page 31: Saving Configuration Changes

    — No, the Main Menu reappears and changes are not saved. 8776-A2-GB20-40 3. Initial Startup and Configuration SAVE CONFIGURATION Save Changes? No WARNING: An answer of “yes” will cause the system to reset as if it had been powered off and on! February 2001 Hotwire Model: 8776 MainMenu Exit...

  • Page 32: Downloading Firmware

    Yes. Control Download Code DOWNLOAD CODE Image File Name: Destination: DSL Start Transfer: Yes Packets Sent: 0000000 Packets Received: 0000000 Bytes Sent: 0000000 Bytes Received: 0000000 Transfer Status: Transfer Pending February 2001 Hotwire Model: 8776 Clear Clear MainMenu Exit 8776-A2-GB20-40...
  • Page 33 APPLY DOWNLOAD Switch To Code Revision A01.00.02: No WARNING: An answer of “yes” will cause the system to reset as if it had been powered off and on! LOS at Net, Pt 1 February 2001 Hotwire Model: 8776 MainMenu Exit...

  • Page 34: Autorate Feature

    Current Configuration NETWORK INTERFACE OPTIONS Margin Threshold: –3db Excessive Error Rate Threshold: 1E–6 AutoRate Disable DSL Line Rate Rates, to set your DSL Line Rate and Payload February 2001 Network Hotwire Model: 8776 Clear MainMenu Exit Table 3-1, Fixed Rate 8776-A2-GB20-40...

  • Page 35: Resetting Autorate

    AutoRate is enabled). If the link fails, the next lower rate is tried until the link is established. To access the Reset AutoRate screen, follow this menu selection sequence: Main Menu 8776-A2-GB20-40 Fixed Rate Payload Rates and DSL Line Rates Voice Mode Data Mode (G.703-to-G.703)

  • Page 36: Restoring Access To The User Interface

    Procedure To reset the unit from the Control menu: 1. Follow this menu selection sequence: Main Menu The message Are you sure? appears. 2. Enter Yes. 3-12 DSL Cards Reset Slot Default Factory Configuration Control Reset Device February 2001 8776-A2-GB20-40...

  • Page 37: Monitoring The Unit

    Viewing Network Performance Statistics — Viewing Current Network Performance Viewing G.703 Performance Statistics — Viewing LED Status Front Panel LEDs 8776-A2-GB20-40 on page 4-2 on page 4-3 on page 4-5 on page 4-5 on page 4-6 on page 4-6 on page 4-8...

  • Page 38: Viewing System And Test Status

    SELF-TEST RESULTS Passed ESC for previous menu PgDn Table 4-1, Health and Status Messages. Table 4-2, Self-Test Results Messages. February 2001 Hotwire Model: 8776 Page 1 of 1 TEST STATUS No Test Active MainMenu Exit Table 4-3, Test Status 8776-A2-GB20-40...

  • Page 39: Health And Status Messages

    EER at G.703, Pt n EER at Net, Pt n Fallback Rate, Pt n LOF at G.703, Pt n 8776-A2-GB20-40 Health and Status Messages (1 of 2) What Message Indicates An Alarm Indication Signal (AIS) is being received by the G.703 interface.
  • Page 40 4. Contact network provider. 1. Verify that the network cable is securely attached at both ends. 2. Contact network provider. 1. Check the status of the upstream device. 2. Verify proper NTU and LTU configuration. No action is needed. 8776-A2-GB20-40...

  • Page 41: Self-Test Results Messages

    Lamp Test Active LLB Test Active, Pt n No Test Active RLB Test Active, Pt n For information on testing, refer to 8776-A2-GB20-40 Self-Test Results Messages What Message Indicates The CPU failed internal testing. One or more of the unit’s integrated circuit chips has failed device-level testing.

  • Page 42: Performance Statistics

    Performance Statistics NETWORK ERROR STATISTICS ---ES--- ---SES--- Near Far Near Far 00010 00000 00010 00000 PgDn ClrNear ClrFar February 2001 Network Error Statistics Hotwire Model: 8776 Error Events Counter: 34 --FEBE-- -Complete- Near Far Near Far 00000 00000 MainMenu Exit 8776-A2-GB20-40...
  • Page 43 Current Int Interval xx Worst Interval Near and Far Tot 8776-A2-GB20-40 Contains . . . The number of seconds which have elapsed in the current 15-minute interval. Maximum value is 900 seconds (15 minutes). This counter is reset every 15 minutes.

  • Page 44: Viewing Network Performance Statistics

    Performance Statistics NETWORK PERFORMANCE STATISTICS --Mrgn-- --XmtPw- Near Far Near Far PgDn ClrNear ClrFar –7 or better. February 2001 Hotwire Model: 8776 Payload Rate: 1920 kbps DSL Line Rate: 2064 kbps --RxGn-- -Complete- Near Far Near Far MainMenu Exit 8776-A2-GB20-40...
  • Page 45 Timer Payload Rate DSL Line Rate Current Int Interval xx 8776-A2-GB20-40 Contains . . . The number of seconds which have elapsed in the current 15-minute interval. Maximum value is 900 seconds (15 minutes). This counter resets every 15 minutes.

  • Page 46: Viewing Current Network Performance

    Performance Statistics CURRENT NETWORK PERFORMANCE STATISTICS Near End Far End ClrNear ClrFar LOS at Net, Pt 1 –7 or better. February 2001 Current Network Performance Hotwire Model: 8776 Payload Rate: 1536 kbps DSL Line Rate: 1552 kbps MainMenu Exit 8776-A2-GB20-40...
  • Page 47 Field . . . Current Interval Timer Payload Rate DSL Line Rate 8776-A2-GB20-40 Contains . . . The number of seconds which have elapsed in the current 15-minute interval. Maximum value is 900 seconds (15 minutes). This counter is reset every 15 minutes.

  • Page 48: Viewing G.703 Performance Statistics

    4-12 Status Performance Statistics G.703 PERFORMANCE STATISTICS ---ES-- --UAS-- --SES-- 00010 00000 00000 PgDn ClrStats February 2001 G.703 Statistics Hotwire Model: 8776 Error Events Counter: 012 --BES-- -LOF- --STATUS-- NONE NONE NONE NONE NONE NONE NONE 00000 MainMenu Exit 8776-A2-GB20-40...
  • Page 49 Current Interval Timer Error Events Counter Current Int Interval xx Worst Interval 8776-A2-GB20-40 Contains . . . The number of seconds which have elapsed in the current 15-minute interval. Maximum value is 900 seconds (15 minutes). This counter resets every 15 minutes.

  • Page 50: Viewing Led Status

    Display LEDs DISPLAY LEDs GENERAL G.703 DSL LOOP ALRM:Off P1:Lnk Up P1:Lnk Up TEST:On P2:RAI P2:Startup P3:AIS P3:Lnk Dn P4:LOF P4:Lnk Dn ESC for previous menu Front Panel LEDs February 2001 Hotwire Model: 8776 MainMenu Exit on page 4-15. 8776-A2-GB20-40...

  • Page 51: Front Panel Leds

    Slow Cycling: LED turns off and on in equal duration once per second. Fast Cycling: LED turns off and on in equal duration 5 times per second. Pulsing: LED turns off momentarily once per second. SDSL 8776 00-16041-02 8776-A2-GB20-40 LED is . . .* Indicating . . .
  • Page 52 4. Monitoring the Unit 4-16 February 2001 8776-A2-GB20-40...

  • Page 53: Testing

    To abort all currently active tests, excluding Network-initiated and G.703 loopback tests. An aborted test may continue to run for a few seconds as the abort command is sent to the remote end and processed. February 2001 Hotwire Model: 8776 MainMenu Exit...

  • Page 54: Running Network Tests

    Test Network & G.703 Tests NETWORK & G.703 TESTS Command Status Results Start Inactive 00:00:00 Start Inactive 00:00:00 Start Inactive 00:00:00 Send Inactive 00:00:00 Stop Active hh:mm:ss - Errors 99999+ February 2001 Hotwire Model: 8776 MainMenu Exit 8776-A2-GB20-40...

  • Page 55: Network Line Loopback

    3. To manually stop the test, verify that the cursor is positioned at the Stop command. 4. Press Enter. The Network Line Loopback cannot be started when a Repeater Loopback, DTE Loopback, or network-initiated Line Loopback is in progress. 8776-A2-GB20-40 Framer Framer February 2001 5. Testing G.703...

  • Page 56: G.703 Repeater Loopback

    The G.703 Repeater Loopback cannot be started when any other loopback is in progress. NOTE: Activating the G.703 Repeater Loopback test causes the Embedded Operations Channel (EOC), used for management, to be lost to the remote unit. Framer Framer February 2001 G.703 Port 98-15999 8776-A2-GB20-40...

  • Page 57: G.703 Dte Loopback

    3. To manually stop the test, verify that the cursor is positioned at the Stop command. 4. Press Enter. The G.703 DTE Loopback cannot be started when any other loopback is in progress. 8776-A2-GB20-40 Transceiver Framer Framer February 2001 5. Testing G.703...

  • Page 58: Remote Send Line Loopback

    10 seconds. You cannot stop the Remote Send Line Loopback test manually. The Remote Send Line Loopback cannot be started when any other loopback or a Send and Monitor 511 test is active on the network interface. Remote Transceiver Transceiver Framer February 2001 G.703 Port Framer 98-16001 8776-A2-GB20-40...

  • Page 59: Send And Monitor 511

    When a Send and Monitor 511 test is active, a count of bit errors is displayed next to the test duration, and the ResetMon virtual function key is available for use. Type r or R or select the ResetMon virtual function key to reset the error count. 8776-A2-GB20-40 Pattern Pattern...

  • Page 60: Device Tests

    3. To stop the Lamp Test, position the cursor at the Stop command. 4. Press Enter. Test DeviceTests DEVICE TESTS Test Command Status Lamp Test: Start Inactive February 2001 Hotwire Model: 8776 MainMenu Exit 8776-A2-GB20-40...

  • Page 61: Ending An Active Test

    Test menu. An aborted test may continue to run for a few seconds as the Stop command is sent to the remote end and processed. 8776-A2-GB20-40 Table A-4, System Options, February 2001 5. Testing...
  • Page 62 5. Testing 5-10 February 2001 8776-A2-GB20-40...

  • Page 63: Messages And Troubleshooting

    There are many messages available to assess the status of the device and contribute to problem resolutions. Refer to the following sections: Configuring SNMP Traps Device Messages Troubleshooting 8776-A2-GB20-40 on page 6-2 on page 6-3 on page 6-5 February 2001...
  • Page 64 SNMP TRAPS OPTIONS Enable Number of Trap Managers: 5 135.014.040.001 Clear 135.014.003.027 Clear 135.014.001.008 Clear 135.014.002.024 Clear 204.128.146.035 Clear Both Disable Both in Appendix A, Configuration Options to February 2001 Traps, for details of SNMP Hotwire Model: 8776 MainMenu Exit 8776-A2-GB20-40...

  • Page 65: Device Messages

    Active Invalid Test Combination IP address not in MCC subnet nnn.nnn.nnn.nnn Command Failed 8776-A2-GB20-40 Table 6-1, Device Messages, listed in alphabetical order, Device Messages (1 of 2) What Message Indicates The operator requested that configuration options be loaded, but does not have authority to edit them.
  • Page 66 Wait until the other test ends and message clears. Cancel all tests from the Test screen. Stop the test from the same screen the test was started from. Enter a valid, non-zero IP address. 8776-A2-GB20-40...

  • Page 67: Troubleshooting

    No power, or the LEDs are not lit. An LED is not lit. Not receiving data. Power-On Self-Test fails. Only Alarm LED is on after power-on. 8776-A2-GB20-40 Table 6-2, Troubleshooting, for possible solutions. Troubleshooting Possible Cause A system failure has occurred.
  • Page 68 6. Messages and Troubleshooting February 2001 8776-A2-GB20-40...

  • Page 69: Security

    Level is set to Administrator, a Login ID with an Operator access level is not permitted access (see Configuration Options ). The effective access level is the more restrictive of the session access level or the login access level. 8776-A2-GB20-40 in Appendix A, Configuration Options . Access Levels Administrator Read-Only...

  • Page 70: Creating A Login

    Access Level: Administrator WARNING New logins will not become permanent until saved through the “ADMINISTER LOGINS” screen! ESC for previous menu PgDn February 2001 Hotwire Model: 8776 Page 1 of 1 MainMenu Exit Delete Hotwire Model: 8776 MainMenu Exit Delete...

  • Page 71: Deleting A Login

    When the deletion is complete, Command Complete appears at the bottom of the screen. The number of login pages/records reflects one less record, and the record following the deleted record appears. 8776-A2-GB20-40 Enter . . . 1 to 10 ASCII printable characters (hex21 through 7E).

  • Page 72: Controlling Snmp Access

    IP address checking prior to adding the NMS to the table. in Appendix A, Configuration Options . Configuration Current Configuration General SNMP Management Configuration Current Configuration SNMP NMS Security in Appendix A, Configuration February 2001 Table A-6, General SNMP in Appendix A, 8776-A2-GB20-40...

  • Page 73: Ip Addressing

    An IP address for the TFTP server you wish to use to upload and download configurations. See Configuration , and the documentation for your TFTP server. 8776-A2-GB20-40 DSL Cards Set IP Address menu. Once the address is Table A-1, Network Interface Options, in Appendix A, Configuration Options .

  • Page 74: Ip Addressing Example

    Assignments, for an example of an IP addressing DSLAM Port 1 Port 2 79xx Port 3 79xx Port 4 79xx Peer IP Address Assignments February 2001 MCC Base Address = 126.35.50.1 MCC Base Subnet Mask = 255.255.255.0 NTU Backplane Address = 126.35.50.1 99-16040-02 8776-A2-GB20-40...
  • Page 75 G.703 Interface Copy Ports System Management Communication NOTE: All changes to configuration options must be saved. Refer to Configuration Changes 8776-A2-GB20-40 To Access the . . . Network Interface Options (Table A-1) G.703 Interface Options (Table A-2) Copy Ports Options...
  • Page 76 Table A-1, Network Interface Configuration Current Configuration NETWORK INTERFACE OPTIONS Margin Threshold: Excessive Error Rate Threshold: AutoRate DSL Line Rate Peer IP Address: February 2001 Options. Network Hotwire Model: 8776 –3db 1E–6 Disable 400 Kbps 111.255.255.000 Clear Clear MainMenu Exit 8776-A2-GB20-40...

  • Page 77: A Configuration Options

    ASCII text field – Enter a maximum of 128 characters. All printable ASCII characters except the ^ (caret) are allowed. Clear – Clears the field. 8776-A2-GB20-40 Table 3-1, Fixed Rate Payload Rates and in Chapter 3, Initial Startup and Configuration .

  • Page 78: G.703 Interface Options

    Current Configuration G.703 INTERFACE OPTIONS Port Status: Enable Framing: Framed Line Coding: HDB3 Line Framing: noCRC4 Time Slot 16: Signaling Send (AIS) on Network Failure: Enable Primary Clock Source: G703 February 2001 Options. To G.703 Hotwire Model: 8776 MainMenu Exit 8776-A2-GB20-40...
  • Page 79 LTU. CRC4 – CRC4 framing formatting is used for transmitted and received data over the G.703 Interface. noCRC4 – Non-CRC4 framing format is used for transmitted and received data over the G.703 Interface. 8776-A2-GB20-40 February 2001 A. Configuration Options...
  • Page 80 Primary Clock Source is only available when the unit is configured as an LTU. Internal – The clock source is derived from the internal oscillator. G703 – Specifies the unit’s G.703 interface as primary clock source. in Chapter 3, Initial Startup and Configuration . February 2001 Table 3-1, Fixed Rate 8776-A2-GB20-40...

  • Page 81: Copy Port Options

    NOTE: Peer IP Address and Circuit Identifier are not copied. 8776-A2-GB20-40 Configuration Current Configuration COPY PORTS From: Port 1: Port 2: Perform Copy Perform Copy Then Increment ESC for previous menu MainMenu February 2001 A. Configuration Options Table A-3, Copy Copy Ports Hotwire Model: 8776 Exit...

  • Page 82: System Options

    Ctrl-a to access these functions, ESC for previous menu Save Table A-4, System Options. To access the System Configuration Current Configuration SYSTEM OPTIONS DSL Mode: Test Timeout: Enable Test Duration (min): G.703 Line Termination 120 Ohm February 2001 System Hotwire Model: 8776 MainMenu Exit 8776-A2-GB20-40...
  • Page 83 Specifies the impedance of the G.703 interface 75 ohms – The G.703 interface impedance is 75 ohms unbalanced. 120 ohms – The G.703 interface impedance is 120 ohms balanced. 8776-A2-GB20-40 Running Network Tests in Chapter 5, Testing . February 2001...

  • Page 84: Management And Communication Menu

    A-5) (Table A-6) (Table A-7) (Table A-8) Configuration Current Configuration Telnet Session TELNET SESSION OPTIONS Telnet Session: Telnet Login Required: Session Access Level: Inactivity Timeout: Disconnect Time (Minutes) February 2001 Hotwire Model: 8776 Enable Enable Administrator Enable MainMenu Exit 8776-A2-GB20-40...
  • Page 85 IP Conservative mode; this option is forced to Enable. Enable – The Telnet session terminates automatically after the Disconnect Time. Disable – A Telnet session will not be closed due to inactivity. 8776-A2-GB20-40 Creating a Login in Chapter 7, Security .

  • Page 86: General Snmp Management Options

    Community Name 2: Name 2 Access: ------------------------------------------------------------------------------- Ctrl-a to access these functions, ESC for previous menu Save A-12 Configuration Current Configuration General SNMP Management GENERAL SNMP MANAGEMENT OPTIONS Enable Public Read/Write Public Read/Write February 2001 Hotwire Model: 8776 MainMenu Exit 8776-A2-GB20-40...
  • Page 87 Name 2 Access Possible Settings: Read, Read/Write Default Setting: Read Determines the access level for Community Name 2. Read – Allows read-only access (get) for Community Name 2. Read/Write – Allows read/write access (get/set) for Community Name 2. A-13 8776-A2-GB20-40 February 2001...

  • Page 88: Snmp Nms Security Options

    NMS IP Validation: Enable Number of Managers: 135.014.040.001 Clear Access Type: 135.014.003.027 Clear Access Type: 135.014.001.008 Clear Access Type: 135.014.002.024 Clear Access Type: 204.128.146.035 Clear Access Type: February 2001 Hotwire Model: 8776 Read/Write Read/Write Read Read Read MainMenu Exit 8776-A2-GB20-40...
  • Page 89 Determines the access level allowed for an authorized NMS when IP address validation is being performed. Read – Allows read-only access (get) to the accessible objects in the MIB for this device. Read/Write – Allows read/write access (get/set) to the accessible objects in the MIB for this device. A-15 8776-A2-GB20-40 February 2001...

  • Page 90: Snmp Trap Options

    Ctrl-a to access these functions, ESC for previous menu Save A-16 Configuration Current Configuration SNMP Traps SNMP TRAPS OPTIONS Enable Number of Trap Managers: 5 135.014.040.001 Clear 135.014.003.027 Clear 135.014.001.008 Clear 135.014.002.024 Clear 204.128.146.035 Clear Both Disable Both February 2001 Hotwire Model: 8776 MainMenu Exit 8776-A2-GB20-40...
  • Page 91 Warm – Sends trap message for warmStart events. AuthFail – Sends trap message for authenticationFailure events. Both – Sends both trap messages. NOTE: Refer to 8776-A2-GB20-40 SNMP Traps in Appendix B, Standards Compliance for SNMP Traps . February 2001 A. Configuration Options...
  • Page 92 G.703 – SNMP trap messages are generated for the G.703 interface. All – SNMP trap messages are generated for the DSL network interface and the G.703 interface. A-18 Enterprise-Specific Traps in Appendix B, Standards Compliance for linkUp and linkDown in Appendix B, Standards Compliance for SNMP February 2001 8776-A2-GB20-40...

  • Page 93: B Standards Compliance For Snmp Traps

    SNMP Trap warmStart authenticationFailure SNMP Trap authenticationFailure 8776-A2-GB20-40 Description Possible Cause The unit has reinitialized itself. The trap is sent after the unit resets and stabilizes. There are no variable-bindings. Description Possible Cause...
  • Page 94 – testing(3) A test is active on the interface. ifOperStatus (RFC 1573) This object contains the same value as ifAdminStatus. fType (RFC 1573) This object is the type of interface: – e1(19) Used for the G.703 E1 interface. February 2001 8776-A2-GB20-40...

  • Page 95: Enterprise-Specific Traps

    The configuration changed enterpriseFallback AutoRate(13) enterpriseFallback AutoRateClear(113) enterpriseTestStop(105) 8776-A2-GB20-40 B. Standards Compliance for SNMP Traps Description Possible Cause A failure of the currently The configured clock source configured primary clock is no longer operational. If source for the unit has been the configured clock source detected.
  • Page 96 – testing(3) A test is active on the interface. ifOperStatus (RFC 1573) This object contains the same value as ifAdminStatus. fType (RFC 1573) This object is the type of interface: – e1(19) Used for the G.703 E1 interface. February 2001 8776-A2-GB20-40...
  • Page 97 E1 network and user data port interfaces. The specific tests and variable-bindings are described in the following table: Interface SDSL Network G.703 8776-A2-GB20-40 B. Standards Compliance for SNMP Traps enterpriseTestStart/Stop Variable-Bindings ifIndex (RFC 1573) ifAdminStatus (RFC 1573)
  • Page 98 B. Standards Compliance for SNMP Traps February 2001 8776-A2-GB20-40...
  • Page 99 Connector Pin Assignments Overview This section lists the pin assignments for the front panel 50-pin DTE connector. For information about the DSLAM connectors, see the appropriate DSLAM installation document. 8776-A2-GB20-40 February 2001...
  • Page 100 C. Connector Pin Assignments Front Panel 50-pin DTE Connector Pinouts DTE connectors on the Hotwire 8776 TDM SDSL Termination Unit provide the 4-wire G.703 interface from each DSL port to the DTE. The following table lists the pin assignments for each of these interfaces.

  • Page 101: Technical Specifications

    Width: 0.8 inch (2.0 cm) Approximately 1.3 lbs. (0.6 kg) Refer to the equipment's label for approvals on product. The Hotwire 8776 TDM SDSL Termination Unit contains a DC-to-DC converter that requires –48V power input. The –48V power is distributed through the Hotwire DSLAM backplane.
  • Page 102 D. Technical Specifications February 2001 8776-A2-GB20-40...
  • Page 103 Digital Subscriber Line. The non-loaded, local-loop copper connection between the customer and the first node within the network. DSLAM Digital Subscriber Line Access Multiplexer. A platform for DSL modems that provides high-speed data transmission over traditional twisted-pair wiring. 8776-A2-GB20-40 February 2001 GL-1...
  • Page 104 One identifiable group of data bits that includes a sequence of bits for control and identification information. framer A program or device that assembles and disassembles frames. frame relay A high-speed connection-oriented packet switching WAN protocol using variable-length frames. GL-2 February 2001 8776-A2-GB20-40...
  • Page 105 A reinitialization of the device that occurs at power-up or in response to a reset command. reset Repeater LoopBack. Loops the signal being sent to the network back to the DTE Drop/Insert and data ports after it has passed through the framing circuitry of the device. 8776-A2-GB20-40 February 2001 Glossary GL-3...
  • Page 106 Wide Area Network. A network that spans a large geographic area. An ITU-T standard for a high-speed, 15-position, DCE/DTE interface. X.21 An outgoing signal transmitted when a DS1 or DS3 terminal has determined that it has lost Yellow Alarm the incoming signal. GL-4 February 2001 8776-A2-GB20-40...
  • Page 107 AutoRate capability, 1-2 ceiling (DSL Line Rate), A-3 disabling/enabling, A-3 enabling/disabling, 3-10 resetting, 3-11 Btu/hr, D-1 8776-A2-GB20-40 Change Identity information, 3-2 Circuit Identifier, A-3 Clock Failed, status message, 4-4 Source, Primary and Secondary, A-6 Community Name 1 and 2, A-13...
  • Page 108 IP address DSL peer, A-3 example, 8-2 NMS, A-15, A-17 selecting, 8-1 SNMP manager, 7-4 IP Conservative, IP addressing depends upon, 8-1 IP Validation, NMS security, A-15 keyboard keys, 2-6 keys function, 2-7 keyboard, 2-6 February 2001 8776-A2-GB20-40...
  • Page 109 2-1 SNMP, 1-4 Margin Threshold, A-2 defined, 1-2 IP addressing scheme, 8-1 restoring access to the ATI, 3-12 8776-A2-GB20-40 Memory Failed, self-test result, 4-5 menu hierarchy, 2-4 messages alarm and device, 6-1 and troubleshooting, 6-1 health and status, 4-3...
  • Page 110 Network Performance Statistics, 4-8 Performance Statistics Current Network, 4-8, 4-10 G.703 Statistics, 4-12 System and Test Status, 4-2 subnet IP addresses, 8-1 System device name field, 3-2 Identity information, 3-2 LEDs, 4-15 Operational, status message, 4-4 Options, A-8 February 2001 8776-A2-GB20-40...
  • Page 111 Test Timeout, 5-9, A-9 Threshold Excessive Error Rate, A-2 Margin, A-2 Time Slot 16, A-6 timeout Telnet session inactivity, A-11 Test, A-9 8776-A2-GB20-40 Traps enabling/disabling, A-17 Enterprise Specific, A-18, B-3 general traps sent, A-17 Link, A-18 Link Interfaces, A-18 Number of Managers, A-17...
  • Page 112 Index IN-6 February 2001 8776-A2-GB20-40...

Table of Contents