Paradyne Hotwire 7984 инструкция обслуживания

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Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Paradyne Hotwire 7984. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Paradyne Hotwire 7984 или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Paradyne Hotwire 7984 можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Paradyne Hotwire 7984, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Paradyne Hotwire 7984 должна находится:
- информация относительно технических данных устройства Paradyne Hotwire 7984
- название производителя и год производства оборудования Paradyne Hotwire 7984
- правила обслуживания, настройки и ухода за оборудованием Paradyne Hotwire 7984
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Paradyne Hotwire 7984 это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Paradyne Hotwire 7984 и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Paradyne, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Paradyne Hotwire 7984, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Paradyne Hotwire 7984, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Paradyne Hotwire 7984. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    HOTWIRE  7984 M/HDSL ST ANDALONE TERMINA TION UNIT WITH DSX-1 INTERF ACE USER’S GUIDE Document No. 7984-A2-GB20-10 February 1999[...]

  • Страница 2

    Printed on recycled paper A 7984-A2-GB20-10 February 1999 Copyright E 1999 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 comp[...]

  • Страница 3

    Important Information B 7984-A2-GB20-10 February 1999 ! Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in the manual. 2. Input power to this product must be provided by one of the following: (1) a UL Listed/CSA Certified power source with a Class 2 or Limited Power Source (LPS[...]

  • Страница 4

    Important Information C 7984-A2-GB20-10 February 1999 EMI W arnings ! W ARNING: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial [...]

  • Страница 5

    i 7984-A2-GB20-10 February 1999 Contents About This Guide H Document Purpose and Intended Audience v . . . . . . . . . . . . . . . . . . . . . . . . . H Document Summary v . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H Product-Related Documents vi . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

  • Страница 6

    Contents ii 7984-A2-GB20-10 February 1999 3 Initial Startup and Configuration H Overview 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H Connecting Power to the Unit 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H Connecting the Unit to an Optional Ext[...]

  • Страница 7

    Contents iii 7984-A2-GB20-10 February 1999 5 T esting H Accessing the T est Menu 5-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H Running Network T ests 5-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Line Loopback 5-3 . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Страница 8

    Contents iv 7984-A2-GB20-10 February 1999 A Configuration Option T ables H Overview A-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H Network Interface Options Menu A-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H DSX-1 Interface Options A-4 . . . . . . . . . .[...]

  • Страница 9

    v 7984-A2-GB20-10 February 1999 About This Guide Document Purpose and Intended Audience This guide contains information needed to set up, configure, and operate the Hotwire 7984 Multirate High-bit-rate Digital Subscriber Line (M/HDSL) Standalone T ermination Unit with DSX-1 interface, and is intended for installers and operators. Document Summary S[...]

  • Страница 10

    About This Guide vi 7984-A2-GB20-10 February 1999 Section Description Appendix A Configuration Option T ables. Contains all configuration options, default settings, and possible settings. Appendix B Standards Compliance for SNMP T raps. Contains SNMP trap compliance information. Appendix C Cables and Pin Assignments. Contains connector and interfac[...]

  • Страница 11

    1-1 7984-A2-GB20-10 February 1999 About the Hotwir e 7984 Standalone T ermination Unit 1 M/HDSL Overview Hotwire t Multirate High-bit-rate Digital Subscriber Line (M/HDSL) 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[...]

  • Страница 12

    About the Hotwire 7984 Standalone T ermination Unit 1-2 7984-A2-GB20-10 February 1999 H Local Management (standalone unit). Provides local management using a: — T erminal or equivalent through the COM port of the unit — T elnet through the COM port of the unit — NMS connection through the 10BaseT port H Remote Management (DSLAM card). Provide[...]

  • Страница 13

    About the Hotwire 7984 Standalone T ermination Unit 1-3 7984-A2-GB20-10 February 1999 Network Configuration Figure 1-1 shows several configurations including a network application using a 2-port Hotwire 8784 M/HDSL T ermination Unit in a central office (CO). In this configuration, a frame relay switch and a router are connected, through the termina[...]

  • Страница 14

    About the Hotwire 7984 Standalone T ermination Unit 1-4 7984-A2-GB20-10 February 1999 Fr ont Panel LED Status Indicators Figure 1-2 shows the front panel of the 7984 Standalone T ermination Unit. For more information on front panel LEDs, refer to Chapter 4, Monitoring the Unit . POWER ALARM TEST DSL DSX-1 98-16116a 7984 M/HDSL TM TM Figure 1-2. Hot[...]

  • Страница 15

    About the Hotwire 7984 Standalone T ermination Unit 1-5 7984-A2-GB20-10 February 1999 SNMP Management Capabilities The termination unit supports SNMP V ersion 1, and can be managed by any industry-standard SNMP manager and accessed using SNMP by external SNMP managers. Management Information Base (MIB) Support For a detailed description of supporte[...]

  • Страница 16

    About the Hotwire 7984 Standalone T ermination Unit 1-6 7984-A2-GB20-10 February 1999 This page intentionally left blank.[...]

  • Страница 17

    2-1 7984-A2-GB20-10 February 1999 Using the Asynchr onous T erminal Interface 2 User Interface Access Y ou can communicate with the Hotwire 7984 Standalone T ermination Unit with an asynchronous terminal interface (A TI) using one of the following methods: H Direct connection through the COM port of the standalone unit or through the serial port of[...]

  • Страница 18

    Using the Asynchronous T erminal Interface 2-2 7984-A2-GB20-10 February 1999 Initiating an A TI Session The Main Menu screen is displayed on the screen unless a login ID and password is required or the A TI is already in use. If the A TI is already in use, you will see a connection refused or connection failed message (if you are using a T elnet se[...]

  • Страница 19

    Using the Asynchronous T erminal Interface 2-3 7984-A2-GB20-10 February 1999 main Access Level: Administrator Hotwire Model 7984 MAIN MENU Status Test Configuration Control –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––[...]

  • Страница 20

    Using the Asynchronous T erminal Interface 2-4 7984-A2-GB20-10 February 1999 The following illustration shows the menu paths to the different A TI screens. Main Status T est System and T est Status P erformance Statistics Display LEDs Identity Configuration Control F actor y Config Configuration Loader Current Configuration Edit/Display System Opti[...]

  • Страница 21

    Using the Asynchronous T erminal Interface 2-5 7984-A2-GB20-10 February 1999 Scr een W ork Areas There are two user work areas: H Screen area – This is the area above the dotted line that provides the menu path, menus, and input fields. The menu path appears as the first line on the screen. In this manual, the menu path is presented as a menu sel[...]

  • Страница 22

    Using the Asynchronous T erminal Interface 2-6 7984-A2-GB20-10 February 1999 Navigating the Scr eens Y ou can navigate the screens by: H Using keyboard keys H Using screen function keys H Switching between the two screen work areas Keyboard Keys Use the following keyboard keys to navigate within the screen. Press . . . T o . . . Ctrl-a Move cursor [...]

  • Страница 23

    Using the Asynchronous T erminal Interface 2-7 7984-A2-GB20-10 February 1999 The current setting or value appears to the right of the field name. Y ou can enter information into a selected field by: H T yping in the first letter(s) of a field value or command. H Switching from the screen area to the screen function area below the dotted line and se[...]

  • Страница 24

    Using the Asynchronous T erminal Interface 2-8 7984-A2-GB20-10 February 1999 Switching Between Screen W ork Areas Select Ctrl-a to switch between the two screen work areas to perform all screen functions. " Procedur e T o access the screen function area below the dotted line: 1. Press Ctrl-a to switch from the screen area to the screen functio[...]

  • Страница 25

    Using the Asynchronous T erminal Interface 2-9 7984-A2-GB20-10 February 1999 Ending an A TI Session Use the E xit function key from any screen to terminate the session. " Procedur e T o end a session with the asynchronous terminal interface: 1. Press Ctrl-a to go to the screen function key area below the dotted line. 2. Save changes if require[...]

  • Страница 26

    Using the Asynchronous T erminal Interface 2-10 7984-A2-GB20-10 February 1999 This page intentionally left blank.[...]

  • Страница 27

    3-1 7984-A2-GB20-10 February 1999 Initial Startup and Configuration 3 Overview This chapter provides instructions on how to access and configure your unit for the first time. This chapter includes procedures for: H Connecting power to the unit. H Connecting the unit to the network. H Connecting a system terminal. H Providing initial unit identity i[...]

  • Страница 28

    Initial Startup and Configuration 3-2 7984-A2-GB20-10 February 1999 Connecting Power to the Unit If your package includes a power pack: Plug the power pack into an ac outlet having a nominal voltage rating between 100–240 V ac. Connect the output cable of the power pack to the connector marked POWER on the rear panel. If your package includes a d[...]

  • Страница 29

    Initial Startup and Configuration 3-3 7984-A2-GB20-10 February 1999 Connecting to the Network " Procedur e T o connect your unit to the network: 1. Connect one end of the network cable into the rear panel DSL jack. 2. Connect the other end to your DSL network interface. NOTE: Do not use a flat VF network cable as this may severely degrade the [...]

  • Страница 30

    Initial Startup and Configuration 3-4 7984-A2-GB20-10 February 1999 Entering Identity Information After accessing your unit for the first time, use the Change Identity screen to determine SNMP administrative system information that will be displayed on the Identity screen of the Status branch. T o access the Identity screen, follow this menu select[...]

  • Страница 31

    Initial Startup and Configuration 3-5 7984-A2-GB20-10 February 1999 " Procedur e T o enter Change Identity screen information: 1. Position the cursor in the System Name field. Enter a name unique in your network to identify the SNMP managed node (or unit). The maximum length of System Name is 128 characters. 2. Position the cursor in the Syste[...]

  • Страница 32

    Initial Startup and Configuration 3-6 7984-A2-GB20-10 February 1999 Choosing a Configuration Mode Y ou can make configuration changes either through a VT100-compatible terminal and the unit’s Configuration menus, or by manually changing switches on the board. The unit comes defaulted to allow settings to be made through the Configuration menus. C[...]

  • Страница 33

    Initial Startup and Configuration 3-7 7984-A2-GB20-10 February 1999 Configuring the Unit Using the Internal Switches Use internal Switchpacks S1 and S2 to manually configure the unit. Use Figure 3-1 to locate Switchpacks S1 and S2. ! HANDLING PRECAUTIONS FOR ST A TIC-SENSITIVE DEVICES This product is designed to protect sensitive components from da[...]

  • Страница 34

    Initial Startup and Configuration 3-8 7984-A2-GB20-10 February 1999 Switchpack Locations Use Figure 3-1 to locate Switchpacks S1 and S2. 98-16073a Switchpac k S1 & S2 F ront S2 Rear S1 678 ON 12345 678 ON 12345 Figure 3-1. Hotwire 7984 Standalone T ermination Unit Switchpack Locations[...]

  • Страница 35

    Initial Startup and Configuration 3-9 7984-A2-GB20-10 February 1999 Switchpack Definitions Manually change configuration options by moving Switchpack S1 DIP switches on the card. T able 3-1 lists Switchpack S1 definitions. T able 3-1. Switchpack S1 Definitions Switch # . . . Allows you to . . . Default in Bold 1 Enable or disable Switchpacks S1 and[...]

  • Страница 36

    Initial Startup and Configuration 3-10 7984-A2-GB20-10 February 1999 T able 3-2 lists Switchpack S2 definitions. T able 3-2. Switchpack S2 Definitions Switch # . . . Allows you to . . . Default in Bold 1 Control whether the unit is an L TU or an NTU. OFF = NTU ON = L TU 2 Control whether the unit automatically adjusts to the best line rate for cond[...]

  • Страница 37

    Initial Startup and Configuration 3-1 1 7984-A2-GB20-10 February 1999 Accessing and Displaying Configuration Options T o display configuration options, you must first load a configuration into the edit area. T o load a configuration option set into the configuration edit area, follow this menu selection sequence: Main Menu → Configuration (Load C[...]

  • Страница 38

    Initial Startup and Configuration 3-12 7984-A2-GB20-10 February 1999 Configuration Edit/Display The Configuration Edit/Display screen is displayed when the current, customer , or default configuration is loaded. T o access the Configuration Edit/Display screen, follow this menu selection sequence: Main Menu → Configuration → Current Configurati[...]

  • Страница 39

    Initial Startup and Configuration 3-13 7984-A2-GB20-10 February 1999 Configuration Loader The Configuration Loader screen allows you to upload configurations to and download configurations from a TFTP server . T o access the Configuration Loader screen, follow this menu selection sequence: Main Menu → Configuration → Configuration Loader main/c[...]

  • Страница 40

    Initial Startup and Configuration 3-14 7984-A2-GB20-10 February 1999 2. Position the cursor in the TFTP Server IP Address field. Enter the TFTP server IP address. 3. Position the cursor in the Destination field. Use the spacebar to select a network destination for the TFTP server . Select DSL if the TFTP server destination is the DSL link or COM if[...]

  • Страница 41

    Initial Startup and Configuration 3-15 7984-A2-GB20-10 February 1999 Saving Configuration Options When changes are made to the configuration options through the Configuration Edit/Display branch, the changes must be saved to take effect. Use the S ave key or Save Configuration screen. " Procedur e T o save configuration options changes: 1. Pre[...]

  • Страница 42

    Initial Startup and Configuration 3-16 7984-A2-GB20-10 February 1999 Download Code The Download Code screen allows you to download firmware from a TFTP server . T o access the Download Code screen, follow this menu selection sequence: Main Menu → Control → Download Code main/control/download_code Hotwire Model: 7984 DOWNLOAD CODE Image File Nam[...]

  • Страница 43

    4-1 7984-A2-GB20-10 February 1999 Monitoring the Unit 4 What to Monitor This chapter presents information on how to access and monitor Hotwire 7984 Standalone T ermination Units on the T1 network. Y ou can monitor 7984 Standalone T ermination Unit operations by viewing: H System and T est Status screens H Highest priority Health and Status messages[...]

  • Страница 44

    Monitoring the Unit 4-2 7984-A2-GB20-10 February 1999 V iewing System and T est Status T o view System and T est Status information, follow this menu selection sequence: Main Menu → Status → System and T est Status main/status/system Hotwire Model: 7984 SYSTEM AND TEST STATUS Page 1 of 1 HEALTH AND STATUS SELF-TEST RESULTS TEST STATUS –––[...]

  • Страница 45

    Monitoring the Unit 4-3 7984-A2-GB20-10 February 1999 Health and Status The following messages can appear in the first column of the System and T est Status screen. The highest priority Health and Status message also appears on all A TI screens on the bottom right. T able 4-1. Health and Status Messages (1 of 2) Message What Message Indicates What [...]

  • Страница 46

    Monitoring the Unit 4-4 7984-A2-GB20-10 February 1999 T able 4-1. Health and Status Messages (2 of 2) Message What T o Do What Message Indicates Net Margin Threshold, Pt 1 The signal-to-noise margin has exceeded the configured threshold. 1. Reconfigure the unit to a higher Net Margin Threshold. 2. Contact network provider . Primary Clock Failed (DS[...]

  • Страница 47

    Monitoring the Unit 4-5 7984-A2-GB20-10 February 1999 Self-T est Results The results of the last power-up or reset self-test appear in the middle column of the System and T est Status screen. T able 4-2. Self-T est Results Messages Message What Message Indicates What T o Do CPU Failed The CPU failed internal testing. 1. Reset the unit and try again[...]

  • Страница 48

    Monitoring the Unit 4-6 7984-A2-GB20-10 February 1999 T est Status The T est Status messages in the following table appear in the right column of the System and T est Status screen. T able 4-3. T est Status Messages T est Status Message Meaning No T est Active No tests are currently running. LLB T est Active, Pt 1 A network Line Loopback test is ac[...]

  • Страница 49

    Monitoring the Unit 4-7 7984-A2-GB20-10 February 1999 V iewing Network Err or Statistics The 7984 Standalone T ermination Unit maintains error statistics on the network DSL interface for Port 1. Statistics are maintained for up to 96 15-minute intervals (24 hours). T o view the Network Error Statistics, follow this menu selection sequence: Main Men[...]

  • Страница 50

    Monitoring the Unit 4-8 7984-A2-GB20-10 February 1999 Use the virtual function keys to page through the intervals and clear statistics. This Field . . . Contains . . . Current Interval T imer 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. E[...]

  • Страница 51

    Monitoring the Unit 4-9 7984-A2-GB20-10 February 1999 This Field . . . Contains . . . Current Interval T imer 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. Payload Rate The Payload Rate across the DSL interface. DSL Line Rate The rate of t[...]

  • Страница 52

    Monitoring the Unit 4-10 7984-A2-GB20-10 February 1999 V iewing DSX-1 Performance Statistics DSX-1 performance statistics allow you to monitor the current status of the DSX-1 interface operations when ESF framing is selected. Performance statistics can assist you in determining the duration of specific conditions and provide a historical context fo[...]

  • Страница 53

    Monitoring the Unit 4-1 1 7984-A2-GB20-10 February 1999 H Status: Contains the contents of the status events register . The status events register maintains a history of specific events that have occurred during an interval. V alues include: — Y – Remote alarm indication signal (yellow alarm) received at the DSX-1 interface — L – Loss of si[...]

  • Страница 54

    Monitoring the Unit 4-12 7984-A2-GB20-10 February 1999 V iewing 7984 Standalone T ermination Unit LEDs The 7984 Standalone T ermination Unit LEDs can be viewed on the Display LEDs status screen. This A TI status screen is available locally and remotely . The three groups of LEDs are: H General LEDs display the status of the unit H DSX-1 LEDs provid[...]

  • Страница 55

    Monitoring the Unit 4-13 7984-A2-GB20-10 February 1999 7984 Standalone T ermination Unit LEDs The following table contains a description of the LEDs on the 7984 Standalone T ermination Unit front panel. POWER ALARM TEST DSL DSX-1 98-16116a 7984 M/HDSL TM TM T ype LED LED is . . . Indicating . . . General POWER Green Off Green, Flashing Unit has pow[...]

  • Страница 56

    Monitoring the Unit 4-14 7984-A2-GB20-10 February 1999 This page intentionally left blank.[...]

  • Страница 57

    5-1 7984-A2-GB20-10 February 1999 T esting 5 Accessing the T est Menu From the T est menu, you can run network tests, data port tests, and a front panel lamp test. T o access the T est menu, follow this menu selection sequence: Main Menu → T est main/test Hotwire Model: 7974 TEST Network & DSX-1 Tests Device Tests Abort Tests –––––?[...]

  • Страница 58

    T esting 5-2 7984-A2-GB20-10 February 1999 Running Network T ests Network tests require the participation of your network service provider . T o access the Network T ests screen, follow this menu selection sequence: Main Menu → T est → Network & DSX T ests main/test/network_DSX Hotwire Model: 7974 NETWORK & DSX TESTS Test Command Status[...]

  • Страница 59

    T esting 5-3 7984-A2-GB20-10 February 1999 Line Loopback Line Loopback (LLB) loops the received signal on the network interface back to the network without change. CAP DSL Po r t DSX-1 Po r t CAP T1 LIU F ramer F ramer T ransceiver AIS 98-16112 " Procedur e T o run a Line Loopback: 1. Position the cursor at the Start command next to Line Loopb[...]

  • Страница 60

    T esting 5-4 7984-A2-GB20-10 February 1999 Repeater Loopback Repeater Loopback (RLB) loops the signal being sent from the data port back to the data port. CAP DSL Po r t DSX-1 Po r t CAP T1 LIU F ramer F ramer T ransceiver 99-16111-01 AIS T1 to T1 Repeater Loopback CAP DSL Po r t DSX-1 Po r t CAP T1 LIU F ramer F ramer T ransceiver 98-16111 T1 to V[...]

  • Страница 61

    T esting 5-5 7984-A2-GB20-10 February 1999 DTE Loopback DTE Loopback loops the DSX signal back to itself before the signal is sent to the Framer . CAP DSL Po r t DSX-1 Po r t CAP T1 LIU F ramer F ramer T ransceiver 98-16110 All Ones " Procedur e T o run a DTE Loopback: 1. Position the cursor at the Start command next to DTE Loopback on the Net[...]

  • Страница 62

    T esting 5-6 7984-A2-GB20-10 February 1999 Send Remote Line Loopback The local unit initiates this test by sending a line loopback up or down command to the remote unit for 10 seconds. When the remote unit detects the loopback up command, it puts itself in line loopback and lights the front panel test LED. The remote unit remains in loopback until [...]

  • Страница 63

    T esting 5-7 7984-A2-GB20-10 February 1999 Send and Monitor 51 1 The L TU initiates the test by sending a command to the remote unit to send a 51 1 test pattern. When the remote unit detects the command, it sends a 51 1 pattern and lights the front panel test LED. Each unit will send and monitor the 51 1 pattern. The duration and results of the tes[...]

  • Страница 64

    T esting 5-8 7984-A2-GB20-10 February 1999 Device T ests The Device T ests branch is used to access the only card-level test, the Lamp T est. T o access the Device T ests screen, follow this menu selection sequence: Main Menu → T est → Device T ests main/test/card Hotwire Model: 7974 DEVICE TESTS Test Command Status –––––––––?[...]

  • Страница 65

    T esting 5-9 7984-A2-GB20-10 February 1999 Ending an Active T est A test initiated by the user can be ended by the user . T ests can also be terminated automatically by enabling the T est T imeout option from the System Options Menu. H A T est T imeout option is available to automatically terminate a Loopback or Pattern test (as opposed to manually[...]

  • Страница 66

    T esting 5-10 7984-A2-GB20-10 February 1999 T elco-Initiated Payload Loopback The Hotwire 7984 Standalone T ermination Unit supports payload loopback as specified in A T&T TR 54016 and ANSI T1.403. A T elco-initiated line loopback loops the received signal on the DSX-1 interface back to the DSX-1 interface. Framing, CRC, and FDL bits are regene[...]

  • Страница 67

    6-1 7984-A2-GB20-10 February 1999 Messages and T r oubleshooting 6 Overview There are many resources available to assess the status of the device and contribute to problem resolutions. Refer to the following sections: H Configuring SNMP T raps H Device Messages H T roubleshooting[...]

  • Страница 68

    Messages and T roubleshooting 6-2 7984-A2-GB20-10 February 1999 Configuring SNMP T raps An SNMP trap can be automatically sent out through the EOC or the Management port to an SNMP manager when the 7984 Standalone T ermination Unit detects conditions set by the user . These traps enable the SNMP manager to gauge the state of the network. Refer to A[...]

  • Страница 69

    Messages and T roubleshooting 6-3 7984-A2-GB20-10 February 1999 Device Messages The Device Messages in T able 6-1, listed in alphabetical order , can appear in the messages area at the bottom of the A TI screens. T able 6-1. Device Messages (1 of 2) Device Message What Message Indicates What T o Do Access level is Operator . Configuration is read-o[...]

  • Страница 70

    Messages and T roubleshooting 6-4 7984-A2-GB20-10 February 1999 T able 6-1. Device Messages (2 of 2) Device Message What T o Do What Message Indicates Limit of six Login IDs reached An attempt to enter a new login ID was made, and the limit of six login/password combinations has been reached. 1. Delete another login/password combination. 2. Reenter[...]

  • Страница 71

    Messages and T roubleshooting 6-5 7984-A2-GB20-10 February 1999 T r oubleshooting This 7984 Standalone T ermination Unit is designed to provide you with many years of trouble-free service. If a problem occurs, however , refer to T able 6-2 for possible solutions. T able 6-2. T roubleshooting (1 of 2) Symptom Possible Cause Solutions Alarm LED is on[...]

  • Страница 72

    Messages and T roubleshooting 6-6 7984-A2-GB20-10 February 1999 T able 6-2. T roubleshooting (2 of 2) Symptom Solutions Possible Cause Not receiving data. H The network or data port cables are not connected (check front panel LEDs for more information). H A test is being executed on the unit (check the TEST LED on the front l) H Check network and d[...]

  • Страница 73

    7-1 7984-A2-GB20-10 February 1999 Security 7 Overview The 7984 Standalone T ermination Unit provides several methods of security by limiting user access to the A TI through option settings. Y ou can: H Enable the T elnet Login Required option. H Limit the access by setting a Session Access Level option of Operator for the T elnet Session. H Disable[...]

  • Страница 74

    Security 7-2 7984-A2-GB20-10 February 1999 Access level is also used to control access via T elnet. If the T elnet Session Access Level is set to Administrator (see T able A-5, T elnet Session Options ), a Login ID with an Operator access level is not permitted access. Cr eating a Login Logins apply to the terminal directory connected to the commun[...]

  • Страница 75

    Security 7-3 7984-A2-GB20-10 February 1999 3. Create the login by entering the following fields. Login IDs and passwords are case-sensitive. On the Login Entry screen, for the . . . Enter . . . Login ID 1 to 10 ASCII printable characters (hex21 through 7E). Blanks are not allowed. Password 1 to 10 ASCII printable characters that can consist of 0–[...]

  • Страница 76

    Security 7-4 7984-A2-GB20-10 February 1999 Deleting a Login " Procedur e 1. T o delete a login record, follow this menu selection sequence: Main Menu → Control → Administer Logins 2. Select PgU p or PgD n and press Enter to page through login pages / records until you find the one to be deleted. 3. Once the correct record is displayed, sel[...]

  • Страница 77

    Security 7-5 7984-A2-GB20-10 February 1999 Limiting SNMP Access through the IP Addr esses of the Managers The unit provides an additional level of security through validation of the IP addresses. The SNMP Management option must be enabled. T o control SNMP access with IP addresses, follow this menu selection sequence: Main Menu → Configuration ?[...]

  • Страница 78

    Security 7-6 7984-A2-GB20-10 February 1999 If entering yes to prompt . . . Then . . . Reset COM Port usage H Port type is set to T erminal H Data Rate (kbps) is set to 9.6 H Character Length is set to 8 H Stop Bits is set to 1 H Parity is set to None Reload Factory Defaults Y es (or y) will restore all factory-loaded configuration and control setti[...]

  • Страница 79

    8-1 7984-A2-GB20-10 February 1999 IP Addr essing 8 Selecting an IP Addr essing Scheme The NTU’s network interface IP address is assigned through the peer IP address of the L TU’s Network Interface menu. The NTU obtains the L TU’s IP address when the PPP link is established over the EOC. The L TU IP address and subnet mask are configured from [...]

  • Страница 80

    IP Addressing 8-2 7984-A2-GB20-10 February 1999 IP Addr essing Example 98-16107a DSLAM DSLAM 7984 MCC Backplane Address = 126.35.50.1 MCC Base Subnet Mask = 255.255.255.0 Po r t 1 P eer IP Address = 126.35.50.5 MCC LT U 8784 Po r t 2 P eer IP Address = 126.35.10.1 NTU 8784 MCC MCC Backplane Address = 126.35.1.1 MCC Backplane Mask = 255.255.0.0 7984[...]

  • Страница 81

    A-1 7984-A2-GB20-10 February 1999 Configuration Option T ables A Overview The tables in this appendix summarize the configuration options accessed when you select the Configuration option on the Main Menu. The Configuration options are arranged into groups based upon functionality . Select . . . T o Access the . . . T o Configure the . . . Network [...]

  • Страница 82

    Configuration Option T ables A-2 7984-A2-GB20-10 February 1999 Network Interface Options Menu For Network Interface Options, refer to T able A-1. T o access the Network Interface Options screen, follow this menu selection sequence: Main Menu → Configuration → Current Configuration → Network main/config/network Hotwire Model: 7984 NETWORK INTE[...]

  • Страница 83

    Configuration Option T ables A-3 7984-A2-GB20-10 February 1999 T able A-1. Network Interface Options (2 of 2) DSL Line Rate Possible Settings: 400, 528, 784, 1040, 1552 Default Setting: 1552 Determines the fixed line rate of the L TU, in kbps. H DSL Line Rate is only available when the unit is configured as an L TU, and AutoRate is set to Disable. [...]

  • Страница 84

    Configuration Option T ables A-4 7984-A2-GB20-10 February 1999 DSX-1 Interface Options For DSX-1 Interface Options, refer to T able A-2. T o access the DSX-1 Interface Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → DSX main/config/DSX–1 Hotwire Slot 4 Model: 7984 Port 3 DSX–1 INT[...]

  • Страница 85

    Configuration Option T ables A-5 7984-A2-GB20-10 February 1999 T able A-2. DSX-1 Interface Options (2 of 2) Line Coding Format Possible Settings: AMI, B8ZS Default Setting: B8ZS Specifies the line coding format to be used by the DSX interface. AMI – Indicates the line coding format used by the DSX interface is Alternate Mark Inversion (AMI). B8ZS[...]

  • Страница 86

    Configuration Option T ables A-6 7984-A2-GB20-10 February 1999 System Options Menu For System Options, refer to T able A-3. T o access the System Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → System main/config/system Hotwire Model: 7984 SYSTEM OPTIONS DSL Mode: NTU Test Timeout: En[...]

  • Страница 87

    Configuration Option T ables A-7 7984-A2-GB20-10 February 1999 T able A-3. System Options (2 of 2) T elco Initiated Loopback Possible Settings: Enable , Disable Default Setting: Enable Determines if the unit will respond to inband loopback commands on the DSX-1 interface. See T elco-Initiated T ests on page 5-9. Enable – The unit will respond to [...]

  • Страница 88

    Configuration Option T ables A-8 7984-A2-GB20-10 February 1999 Communication Port For Communication Port Options, refer to T able A-4. T o access the Communications Ports screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Communication Port main/config/commport Hotwire Model: 7984 COMMUNICATION [...]

  • Страница 89

    Configuration Option T ables A-9 7984-A2-GB20-10 February 1999 T able A-4. Communication Port Options (2 of 3) Data Rate Possible Settings: 9.6 , 14.4, 19.2, 28.8, 38.4 Default Setting: 9.6 Specifies the communication port baud rate. 9.6 – Communication port rate is 9600 bps. 14.4 – Communication port rate is 14400 bps. 19.2 – Communication p[...]

  • Страница 90

    Configuration Option T ables A-10 7984-A2-GB20-10 February 1999 T able A-4. Communication Port Options (3 of 3) Login Required (T erminal Use Only) Possible Settings: Enable, Disable Default Setting: Disable Specifies if an ID and password are required to access the asynchronous terminal interface on the communication port. Login IDs are created wi[...]

  • Страница 91

    Configuration Option T ables A-1 1 7984-A2-GB20-10 February 1999 Management and Communication Options Menu The Management and Communication Options Menu includes the following: H T elnet Session Options , T able A-5 H Communication Protocol Options , T able A-6 H General SNMP Management Options , T able A-7 H SNMP NMS Security Options , T able A-8 [...]

  • Страница 92

    Configuration Option T ables A-12 7984-A2-GB20-10 February 1999 T able A-5. T elnet Session Options T elnet Session Possible Settings: Enable, Disable Default Setting: Enable Specifies if the T ermination Unit will respond to a T elnet session request from a T elnet client on an interconnected IP network. Enable – Allows T elnet sessions between [...]

  • Страница 93

    Configuration Option T ables A-13 7984-A2-GB20-10 February 1999 Communication Protocol Options The communication protocol configuration options specify the information necessary to support the IP communication network, including IP address and link protocols. Initial values are determined by the configuration you currently have loaded. T o access t[...]

  • Страница 94

    Configuration Option T ables A-14 7984-A2-GB20-10 February 1999 T able A-6. Communication Protocol Options (1 of 2) Node IP Address Possible Settings: 000.000.000.000 – 223.255.255.255 Default Setting: 000.000.000.000 Specifies the Node IP address. H Node IP Address is only available when the standalone unit is configured as an L TU. Address Fiel[...]

  • Страница 95

    Configuration Option T ables A-15 7984-A2-GB20-10 February 1999 T able A-6. Communication Protocol Options (2 of 2) Communication Port Subnet Mask Possible Settings: 000.000.000.000 – 255.255.255.255 Default Setting: 000.000.000.000 Specifies the unit’s Communication Port Subnet Mask when the unit is configured as a network communication link. [...]

  • Страница 96

    Configuration Option T ables A-16 7984-A2-GB20-10 February 1999 General SNMP Management Options SNMP configuration options allow you to specify the information necessary to support the T ermination Unit General SNMP functionality . T o access the General SNMP Management Options screen, follow this menu selection sequence: Main Menu → Configuratio[...]

  • Страница 97

    Configuration Option T ables A-17 7984-A2-GB20-10 February 1999 T able A-7. General SNMP Management Options (2 of 2) Name 1 Access Possible Settings: Read, Read/Write Default Setting: Read Determines the access level for Community Name 1. Read – Allows read-only access (get) for Community Name 1. Read/Write – Allows read/write access (get) for [...]

  • Страница 98

    Configuration Option T ables A-18 7984-A2-GB20-10 February 1999 SNMP NMS Security Options SNMP configuration options allow you to specify the information necessary to support the T ermination Unit SNMP NMS Security . T o access the SNMP NMS Security Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configurat[...]

  • Страница 99

    Configuration Option T ables A-19 7984-A2-GB20-10 February 1999 T able A-8. SNMP NMS Security Options (2 of 2) NMS n IP Address Possible Settings: 000.000.000.000 – 223.255.255.255, Clear Default Setting: 000.000.000.000 Specifies the Internet Protocol address used to identify each SNMP manager . 000.000.000.000 – 223.255.255.255 – Enter an a[...]

  • Страница 100

    Configuration Option T ables A-20 7984-A2-GB20-10 February 1999 SNMP T raps Options SNMP configuration options allow you to specify the information necessary to support the 7984 termination unit SNMP traps. T o access the SNMP T raps Options screen, follow this menu selection sequence: Main Menu → Configuration → Load Configuration From → Man[...]

  • Страница 101

    Configuration Option T ables A-21 7984-A2-GB20-10 February 1999 T able A-9. SNMP T raps Options (2 of 3) NMS n IP Address Possible Settings: 000.000.000.000 – 223.255.255.255, Clear Default Setting: 000.000.000.000 Specifies the Internet Protocol address used to identify each SNMP trap manager . Address Field – (000.000.000.000 – 223.255.255.[...]

  • Страница 102

    Configuration Option T ables A-22 7984-A2-GB20-10 February 1999 T able A-9. SNMP T raps Options (3 of 3) Link T raps Possible Settings: Disable, Up, Down, Both Default Setting: Both Determines if SNMP traps are generated for link up and link down for one of the communication interfaces. Disable – No linkUp or linkDown SNMP traps are generated. Up[...]

  • Страница 103

    B-1 7984-A2-GB20-10 February 1999 Standards Compliance for SNMP T raps B SNMP T raps This section describes the unit’s compliance with SNMP standards and any special operational features for the SNMP traps supported. The unit supports the following traps: H warmStart H authenticationFailure H linkUp H linkDown warmStart SNMP T rap Description Pos[...]

  • Страница 104

    Standards Compliance for SNMP T raps B-2 7984-A2-GB20-10 February 1999 linkUp and linkDown The link SNMP traps are: H linkUp – The unit recognizes that one of the communication interfaces is operational. H linkDown – The unit recognizes that one of the communication interfaces is not operational. The network and synchronous port interfaces (phy[...]

  • Страница 105

    Standards Compliance for SNMP T raps B-3 7984-A2-GB20-10 February 1999 Enterprise-Specific T raps EnterpriseSpecific traps indicates that an enterprise-specific event has occurred. The Specific-trap field identifies the particular trap that occurred. The following table lists the enterprise-specific traps supported by the unit: SNMP T rap Descripti[...]

  • Страница 106

    Standards Compliance for SNMP T raps B-4 7984-A2-GB20-10 February 1999 The tests that affect the enterpriseT estStart, enterpriseT estStop, and the variable-bindings are different for each particular interface. Diagnostic tests are only supported on the physical T1 network and user data port interfaces. The specific tests and variable-bindings are [...]

  • Страница 107

    C-1 7984-A2-GB20-10 February 1999 Cables and Pin Assignments C Overview The following sections provide pin assignments: H T1 Network Interface Cable H DSL Network Interface Cable H COM Port Interface Cable H Power Input Connector H Optional Power Cable[...]

  • Страница 108

    Cables and Pin Assignments C-2 7984-A2-GB20-10 February 1999 T1 Network Interface The T1 network interface is an RJ48C, 8-position, unkeyed modular connector for a 100-ohm balanced interface (T able C-1, Figure C-1). T able C-1. T1 100-Ohm Balanced Interface Connector Signal Pin Number Receive Ring (Data out from 7974) 1 Receive T ip (Data out from[...]

  • Страница 109

    Cables and Pin Assignments C-3 7984-A2-GB20-10 February 1999 DSL Network Interface Cable The DSL line interface cable is a 20-foot, 24 A WG solid, 2-twisted-pair cable that is RJ48C-to-RJ48C (T able C-2, Figure C-2). T able C-2. DSL Network Interface Connector Signal Pin Number Ring 1 Ti p 2 Ring 4 Ti p 5 98-15954a Ring Tip Ring Tip T wisted Pair T[...]

  • Страница 110

    Cables and Pin Assignments C-4 7984-A2-GB20-10 February 1999 COM Port Interface Cable The COM port connects to either a PC or to an ASCII terminal or printer for alarms. The COM port-to-PC cable is a 14-foot, 26 A WG, 8-conductor cable with an 8-position modular plug keyed connector and a DB9 socket connector (Figure C-3). The COM port connector is[...]

  • Страница 111

    Cables and Pin Assignments C-5 7984-A2-GB20-10 February 1999 T able C-3. COM Port Connector (J6) Signal Direction Pin Number Reserved for future use to DTE (Out) 1 DCE Received Data to DTE (Out) 2 Signal Ground — 3 DCE T ransmit Data from DTE (IN) 4 DCE Data T erminal Ready from DTE (IN) 5 DCE Carrier Detect to DTE Out) 6 DCE Request-to-Send from[...]

  • Страница 112

    Cables and Pin Assignments C-6 7984-A2-GB20-10 February 1999 Power Input Connector The required input power connector leads are shown in T able C-4. T able C-4. DC Power Connector Signal Pin Number +24 Vdc 5 +24 Vdc Return 4 Chassis Ground 3 Optional Power Cable The optional power cable is a 14.5-foot, 18 A WG stranded cable. The connector is termi[...]

  • Страница 113

    D-1 7984-A2-GB20-10 February 1999 T echnical Specifications D Specifications Criteria* Size Width 7.25 inches (18.4 cm) Height 1.5 inches (3.8 cm) Length 9.4 inch (24.9 cm) Weight Approximately 1.25 lbs. (0.6 kg) Approvals Safety Certifications Refer to the equipment’s label for approvals on product. Power The 7984 T ermination Unit contains a DC[...]

  • Страница 114

    T echnical Specifications D-2 7984-A2-GB20-10 February 1999[...]

  • Страница 115

    GL-1 7984-A2-GB20-10 February 1999 Glossary A random bit test 51 1 bytes in length. Alarm Indication Signal. A signal transmitted downstream instead of the normal signal to preserve transmission continuity and to indicate to the rest of the network that a fault exists. Also called a Blue Alarm. Alternate Mark Inversion. A line coding technique used[...]

  • Страница 116

    Glossary GL-2 7984-A2-GB20-10 February 1999 Digital Subscriber Line Access Multiplexer . A platform for DSL modems that provides high-speed data transmission over traditional twisted-pair wiring. Data Set Ready . A signal from the modem to the DTE that indicates the modem is turned ON and connected to the DTE. Data T erminal Equipment. The equipmen[...]

  • Страница 117

    Glossary GL-3 7984-A2-GB20-10 February 1999 High-bit-rate Digital Subscriber Line. A technique for high bandwidth, bidirectional transmission over copper wire for T1 and E1 services. Internet Protocol. An open networking protocol used for internet packet delivery . Internet Protocol address. The address assigned to an internet host. Local Area Netw[...]

  • Страница 118

    Glossary GL-4 7984-A2-GB20-10 February 1999 Severely Errored Seconds. Usually defined as a second during which a specific number of CRC errors was exceeded, or an OOF or other critical error occurred. Simple Network Management Protocol. Protocol for open networking management. T ransmission Control Protocol/Internet Protocol. The dominant protocol [...]

  • Страница 119

    IN-1 7984-A2-GB20-10 February 1999 Index A Abort All T ests, 5-1 ac transformer , connecting, 3-2 access SNMP , 7-4 to asynchronous terminal interface, 2-3 access level effective, 7-1 functions available for , 7-1 access to user interface, resetting/restoring, 7-5 administer login, 7-2 AIS (Alarm Indication Signal) Send AIS on Network Failure, A-5 [...]

  • Страница 120

    Index IN-2 7984-A2-GB20-10 February 1999 D dc power option, 3-2 default configuration area, 3-6 delete, Login ID, 7-4 device, messages, 6-3– 6-4 dimensions, D-1 Disconnect T ime for T elnet session, A-12 for terminal session, A-10 documents, related, vi DOS, TFTP server on, 3-13 download code, 3-16 Download Failed, status message, 4-4 DSL Line Ra[...]

  • Страница 121

    Index IN-3 7984-A2-GB20-10 February 1999 M main menu, 2-2, A-1 Management and Communication Options, A-1 1 management port access, 7-1 settings, 2-1 manual configuration, switchpacks, 3-7 Margin Threshold, A-2 Memory Fail, status, 4-5 messages alarm and device, 6-1 health and status, 4-3 line 24, 6-3 self-test results, 4-5 test status, 4-6 MIB, lis[...]

  • Страница 122

    Index IN-4 7984-A2-GB20-10 February 1999 SNMP enable/disable management, A-16 limiting access, 7-4 NMS IP Address, A-19 NMS Security Options, A-18 support overview , 1-5 trap options, 6-2 trap support, 1-5 traps, B-1 typical configuration, 1-5 start-up, A TI, 2-1 status, test messages, 4-6 subnet, IP addresses, 8-1 switchpacks definitions, 3-9 loca[...]