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Bay Networks Remote Annex 5391/CT1 Hardware Installation Manual

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Remote Annex
5391/CT1
Hardware Installation Guide
Part No. 166-024-155
Rev. A
August 1996

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  • Page 1 Remote Annex 5391/CT1 Hardware Installation Guide Part No. 166-024-155 Rev. A August 1996...
  • Page 2 In the interest of improving internal design, operational function, and/or reliability, Bay Networks, Inc. reserves the right to make changes to the products described in this document without notice. Bay Networks, Inc. does not assume any liability that may occur due to the use or application of the product(s) or circuit layout(s) described herein.
  • Page 3 FCC Notice This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Warning: Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
  • Page 4 Notice to Users of T1 Service This equipment complies with FCC Rules, Part 68. The FCC Registration Number is located on the label on the front of the unit. You must provide this information to the telephone company if requested. All direct connections to T1 lines must be made using standard plugs and jacks.
  • Page 5 Notice The Industry Canada label identifies certified equipment. This certification means that the equipment meets certain telecommunications network protective, operational, and safety requirements. The Industry Canada does not guarantee the equipment will operate to the user’s satisfaction. Before installing this equipment, users should ensure that it is permissible to be connected to the facilities of the local telecommunications company.
  • Page 7 Revision Level History Revision Description Initial release. Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 8 Revision Level History viii Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 9: Table Of Contents

    Booting from Another Remote Annex 5391/CT1........
  • Page 10 Cross Connect Mode ..............B-3 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 11 Figure 1-2. The Remote Annex 5391/CT1 as a Remote Access Server ......
  • Page 12 Figures Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 13 Table 2-1. Remote Annex 5391/CT1 Configuration Options ........
  • Page 14 Tables Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 15: Preface

    Preface his guide describes how to install a Remote Annex 5391/CT1 in a Bay Networks System 5000 Hub. Refer to the Remote Annex Software Installation Notes that come with your Remote Annex 5391/CT1 for a description of the software installation. Refer to the Remote Annex Administrator’s Guide for UNIX for configuration information.

  • Page 16: Printing Conventions

    In command dialog, square brackets indicate default values. Pressing selects this value. Square Return brackets appearing in command syntax indicate optional arguments. In command syntax, braces indicate that one, and only one, of the enclosed value must be entered. Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 17: Related Documents

    Warnings inform you about conditions that can have adverse effects on processing. Cautions notify you about dangerous conditions. Related Documents Each Remote Annex hardware platform ships with the appropriate hardware guide. The remaining documentation is included with the software. Remote Annex 5391/CT1 Hardware Installation Guide xvii...
  • Page 18 Preface xviii Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 19: Technical Support And Online Services

    CompuServe, Support Source CD, Customer Support FTP, and InfoFACTS document fax service. Bay Networks Customer Service If you purchased your Bay Networks product from a distributor or authorized reseller, contact that distributor’s or reseller’s technical support staff for assistance with installation, configuration, troubleshooting, or integration issues.
  • Page 20 -- within approximately 4 hours. To purchase any of the Bay Networks support programs, or if you have questions on program features, use the following numbers: Region...

  • Page 21: Bay Networks Information Services

    This information is available from a variety of sources. World Wide Web The Bay Networks Customer Support Web Server offers a diverse library of technical documents, software agents, and other important technical information to Bay Networks customers and partners.

  • Page 22: Customer Service Ftp

    Technical Support and Online Services Customer Service FTP Accessible via URL ftp://support.baynetworks.com (134.177.3.26), this site combines and organizes support files and documentation from across the Bay Networks product suite, including switching products from our Centillion™ and Xylogics business units. Central ®...

  • Page 23: Infofacts

    To take advantage of CompuServe’s recently enhanced menu options, the Bay Networks Forum has been re-engineered to allow links to our Web sites and FTP sites. We recommend the use of CompuServe Information Manager software to access these Bay Networks Information Services resources.

  • Page 24: How To Get Help

    Technical Support and Online Services How to Get Help Use the following numbers to reach your Bay Networks Technical Response Center: Technical Response Center Telephone Number Fax Number Billerica, MA 1-800-2LANWAN (508) 670-8765 Santa Clara, CA 1-800-2LANWAN (408) 764-1188 Valbonne, France...

  • Page 25: Chapter 1 Introduction

    Chapter 1 Introduction he The Remote Annex 5391/CT1 is a T1 remote access server that integrates a T1 interface (composed of a T1 CSU/DSU and a T1 channel bank) and 24 V.34 digital modems in a single dual-slot module for the Bay Networks 5000 Series Hub. The Remote Annex 5391/CT1 also contains a Drop/Insert Interface to accommodate a Fractional T1 configuration.

  • Page 26: Figure 1-2. The Remote Annex 5391/Ct1 As A Remote Access Server

    TCP/IP AppleTalk UNIX Corporate LAN Ethernet Remote Annex 5391/CT1 Novell Apple Server Macintosh T1 Digital Line Central Office Up to 24 Analog Lines Figure 1-2. The Remote Annex 5391/CT1 as a Remote Access Server Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 27: Figure 1-3. The Remote Annex 5391/Ct1 As A Dial-Up Router

    The Remote Annex 5391/CT1 supports Windows NT host ® tools. Remote Annex Server Tools for Windows NT allows you to boot and configure the Remote Annex 5391/CT1 on a ® Windows NT network. For more information, refer to the ®...

  • Page 28: Main Logic Board

    (PCM codec). PCM Codec The Remote Annex 5391/CT1 uses PCM codecs to convert the analog signals coming from the modems into 8-bit serial data streams. The data streams are multiplexed and passed to the T1 engine.

  • Page 29: System 5000 Common Management Bus

    Chapter 1 Introduction The Remote Annex 5391/CT1 contains two main boards: Main Logic Board (MLB) T1 Modem Board Network Bypass The Remote Annex 5391/CT1 supports power-down and bypass Jumper modes, which are configured with a jumper. The two modes are:...

  • Page 30: System 5000 Backplane Ethernet Segment Banks

    Remote Annex 5391/CT1 installed in the hub. For more information, see Connecting a Service Port Terminal on page 2-15 and Installing the Remote Annex 5391/CT1 on page 2-3, and Remote Annex Parameters on page 2-19. Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 31: Firmware And Software

    A non- volatile EEPROM stores the configuration parameters. The Remote Annex 5391/CT1 can boot from the boot image in its Flash memory or can boot from an image received from a device on the network.

  • Page 32: Front Panel

    UNIX host A Remote Annex 5391/CT1 configured as a load server NT host You can also boot a Remote Annex 5391/CT1 from the image contained in its Flash memory (self-booting). Watchdog Timer The Remote Annex 5391/CT1 has a watchdog timer that its software resets at regular intervals.

  • Page 33: Figure 1-4. Remote Annex 5391/Ct1 Front Panel

    Chapter 1 Introduction Figure 1-4 illustrates the Remote Annex 5391/CT1’s front panel. The front panel components are described in the following paragraphs. Annunciator Segment Connection LEDs Module Status LEDs Port Status LEDs Modem Config Status LEDs Modem Port Status LEDs...

  • Page 34: Front Panel Components

    Module Status LEDs The Module Status LEDs are a group of five LEDs that display the status of the activity of the Remote Annex. Table 1-2 describes the Module Status LEDs. 1-10 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 35: Table 1-2. Module Status Leds

    An indicator is amber if one or more modems within a group are bad. Modem Port The Remote Annex 5391/CT1 has three status indicators for each Status LEDs modem port (1 through 24). The status indicators display modem port status during system operation.

  • Page 36: Table 1-3. Modem Port Status Leds

    The six Network Status Alarms labeled TEST, SYNC, LOS, RED, YEL, Alarms and BLU display network activity during system operation. Table 1-4 describes the alarms. Technical Support personnel can use this information to diagnose problems. 1-12 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 37: Table 1-4. Network Status Alarms

    The Drop/Insert Interface port comes with an 8-pin, modular jack for Interface Port attaching the Drop and Insert Interface cable connector. The Drop and Insert Interface provides access to a local Private Branch Exchange (PBX) or other equipment. Remote Annex 5391/CT1 Hardware Installation Guide 1-13...

  • Page 38: Physical Characteristics

    LED is OFF when there is a loss of frame (LOF) synchronization. A LOF condition causes the T1 engine to transmit unframed all ones (keep-alive) to the device attached to the Drop and Insert Interface. Physical Characteristics The Remote Annex 5391/CT1 module has the following characteristics: Dimensions: Height: 19 in.
  • Page 39 Meets US and Canadian Telcom requirements per FCC Part 68 and IC CS-03. MTBF: 50,000 hrs. (estimated), calculated @ 25°C (Mil Std 217). Front clearance requirement (for connectors and cables): 6 in. (15 cm). Remote Annex 5391/CT1 Hardware Installation Guide 1-15...
  • Page 40 Chapter 1 Introduction 1-16 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 41: Installing The Remote Annex 5391/Ct1

    Chapter 2 Installing the Remote Annex 5391/CT1 his chapter describes how to install your Remote Annex 5391/CT1 hardware and software, and connect it to a System 5000 Hub. This chapter provides the following information: Before you Begin Installing the Remote Annex 5391/CT1...

  • Page 42: Table 2-1. Remote Annex 5391/Ct1 Configuration Options

    ® tools. Remote Annex Server Tools for Windows NT allows you to boot and configure the Remote Annex 5391/CT1 on a ® Windows NT network. For more information, refer to the Remote Annex Server Tools for Windows NT® User Guide.

  • Page 43: Installing The Remote Annex 5391/Ct1

    Installing the Remote Annex 5391/CT1 Installing the Remote Annex 5391/CT1 This section describes how to install the Remote Annex 5391/CT1 in a System 5000 Hub. Installing the Remote Annex 5391/CT1 involves seating the backplane connectors to the Model 5000 Hub backplane and verifying the installation.

  • Page 44: Figure 2-1. Jumper And Connector Locations

    1 through 6 (the factory default setting); when the jumper is installed between the top and middle rows of pins, the module has access to segments 7 through 12. Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 45 1,7 DIP switch section selects either segment 1 or 7, depending on the position of the Ethernet segment bank selector jumper. The Remote Annex 5391/CT1 occupies two physical slots in the hub, but this has no bearing on the segment selection process described here.

  • Page 46: Installing The Module Into The Hub

    Remove the blank filler panel from the chassis slot where you intend to install the module. Verify that the module jumpers are set correctly (see Setting the Backplane Ethernet Segment on page 2-3). Extend the inserter/extractor levers to their fully extended positions (see Figure 2-2). Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 47 Align the top and bottom edges of the module in the card guides of the target slot, and push the module into the chassis until the inserter/extractor levers just engage the front edges of the chassis (see Figure 2-3). Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 48: Figure 2-3. Inserting The Module

    Chapter 2 Installing the Remote Annex 5391/CT1 Figure 2-3. Inserting the Module Seat the module backplane connectors by simultaneously pushing the inserter/extractor levers toward the center of the module front panel (see Figure 2-4). Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 49: Figure 2-4. Seating Module Connectors

    When the front panel of the module is flush with the front of the chassis, the module backplane connectors are properly seated. Use the flat-tip screwdriver to tighten the captive retaining screws at both ends of the module front panel. Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 50: Testing The Installation

    Module Status LEDs Port Status LEDs Modem Config Status LEDs Modem Port Status LEDs Network Status/Alarms On Line LED T1 Network Interface Port Drop/Insert Interface Port DI Sync LED Figure 2-5. Module LED Display 2-10 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 51: Led Indicators

    Unit: Turns green after the Remote Annex passes the power-up diagnostics. If the Unit LED turns amber, refer to Chapter 4 . Net: Turns green after the Remote Annex verifies that a valid Ethernet connection exists. Remote Annex 5391/CT1 Hardware Installation Guide 2-11...

  • Page 52: Connecting A T1 Network Interface

    T1 Network Interface port located on the front panel of the Remote Annex. Plug the RJ48C connector located on the T1 Network Interface Cable into the T1 Network Interface port located on the front panel of the Remote Annex (Figure 2-6). 2-12 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 53: Connecting A Drop/Insert Interface

    Connecting a Drop/Insert Interface A Drop/Insert Interface is used to connect selected DS0 channels from a Remote Annex 5391/CT1 to a local PBX or to other equipment. Follow the steps in this section to connect the cable to the Drop/Insert Interface port located on the front panel of the Remote Annex.

  • Page 54: Figure 2-7. Connecting A Drop/Insert Interface

    Remote Annex (Figure 2-7). When the connector clicks into place, the connection is secure. Appendix A describes the T1 Network Interface port’s signal/ pin allocation. Figure 2-7. Connecting a Drop/Insert Interface 2-14 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 55: Connecting A Service Port Terminal

    (Most terminals or computers use a male DB-9 or DB-25 connector.) The cable should use the pin assignments in Table 2-3. Remote Annex 5391/CT1 Hardware Installation Guide 2-15...

  • Page 56: Connecting The Terminal

    -T to display the Slot Selection menu. Enter Control The Slot Selection menu (Figure 2-8) shows the system date and time, lists the modules installed in the chassis by slot number, and lists the available commands. 2-16 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 57: Figure 2-8. Slot Selection Menu

    Use this menu to reset the Remote Annex. For more information, Auto-initializing the Remote Annex on page 2-22. The Remote Annex 5391/CT1 occupies two slots in the hub chassis. The slot number listed for the Remote Annex 5391/CT1 on the Slot Selection menu corresponds to the right-most slot occupied by the module.

  • Page 58: Initial Setup And Using The Rom Monitor

    The Remote Annex 5391/CT1 supports Windows NT host ® tools. Remote Annex Server Tools for Windows NT allows you to boot and configure the Remote Annex 5391/CT1 on a ® Windows NT network. For more information, see the Remote ®...

  • Page 59: Remote Annex Parameters

    Initializing the Remote Annex This section describes how to set up the Remote Annex, make the connection to the System 5000 Hub for the first time, and enter Monitor Mode to configure the module. Remote Annex 5391/CT1 Hardware Installation Guide 2-19...
  • Page 60 Monitor Mode selected, please wait for Confidence tests to complete. System Reset - Entering Monitor Mode Then the monitor prompt is displayed: monitor:: To return to the Slot Selection menu from Monitor Mode, press key. Break 2-20 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 61 Internet address: <uninitialized> Subnet mask: 255.255.0.0 Broadcast address: 0.0.0.0 Preferred Load Host address: <any host> Preferred Dump Host address: 0.0.0.0 Load/Dump Gateway address: 0.0.0.0 Type of IP packet encapsulation: <ethernet> Load Broadcast: Y Remote Annex 5391/CT1 Hardware Installation Guide 2-21...

  • Page 62: Auto-Initializing The Remote Annex

    The ROMs invoke this system of acquiring boot information when a boot is initiated and the Remote Annex is not initialized. Under this condition, the Remote Annex first tries to get boot information via BOOTP or RARP. 2-22 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 63: Bootp

    Vendor Magic Cookie. ht is host type (1=Ethernet). ha is the Remote Annex ’s hardware address (Ethernet Address). ip is the Remote Annex’s Internet Address. Remote Annex 5391/CT1 Hardware Installation Guide 2-23...

  • Page 64: Rarp

    The Vendor Magic Cookie must be set to auto. This indicates that bootpd should respond to the client (Remote Annex 5391/CT1 in this case) with whatever format the client requests; the Remote Annex 5391/CT1 (client) always makes requests in the decimal dot notation format (e.g., 99.130.83.99).

  • Page 65: Initializing And Booting From A Host System

    Initializing and Booting from a Host System You can download the image software (operational software) from a host system or another Remote Annex 5391/CT1. The Remote Annex is configured with default parameters at the factory, so that the first time you boot the server, you load the Remote Annex software. To configure the Remote Annex for your specific needs, use the ROM...
  • Page 66 file Enter name. The screen displays information similar to the following: Enter boot file name[oper.46.enet]:: Requesting boot file ”oper.46.enet”. Unanswered requests shown as ’?’,transmission errors as ’*’. ( continued on next page ) 2-26 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 67: Booting Using Tftp

    To set up directories and files, and use TFTP to boot the Remote Annex, follow these steps: Enter the image command at the monitor prompt. As prompted, enter the following information: Appropriate boot image name Boot directory Dump filename Remote Annex 5391/CT1 Hardware Installation Guide 2-27...
  • Page 68 ........EOF 2-28 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 69: Booting From A Windows Nt® Host

    Booting from another Remote Annex 5391/CT1 requires you to configure certain parameters both on the Remote Annex 5391/CT1 you are trying to boot, and on the Remote Annex 5391/CT1 you are trying to boot from. See the Remote Annex Administrator’s Guide for Unix for additional information.

  • Page 70: Installing To And Loading From A Unix Host

    Internet address and the subnet mask (see addr on page 3-4). Execute the boot command. After successful execution of the boot command, the Remote Annex is up and running (see boot on page 3-7). 2-30 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 71: Self-Booting The Remote Annex

    Press d to select the module configuration default. The following message is displayed: Are you sure you want to set module DEFAULT configuration? (Y/N): Press y. The Slot Selection menu is displayed. Remote Annex 5391/CT1 Hardware Installation Guide 2-31...
  • Page 72 System Reset - Entering Monitor Mode Then the monitor prompt is displayed: monitor:: 13 Enter the addr command at the monitor prompt. The following prompt is displayed: Enter module IP address:: 2-32 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 73 The monitor prompt is displayed: monitor:: 18 Boot the Remote Annex by entering the boot oper.46.enet command at the monitor prompt. Once the Remote Annex has booted, Monitor Mode is no longer active. Remote Annex 5391/CT1 Hardware Installation Guide 2-33...

  • Page 74: Invoking The Console Monitor

    ? (displays the available options). info (displays configuration information for the Annex). leds (displays the current front panel LED status). reboot filename (reboots the Annex). rom (returns the Annex to the ROM Monitor). syslog (displays syslog messages). 2-34 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 75: Chapter 3 Rom Monitor Commands

    Chapter 4 for information on power-up and boot procedures. ROM Monitor commands generally provide data about a subset of current configuration (EEPROM) parameters. When appropriate, they also display a prompt that allows the operator to change those parameters. Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 76: Command Descriptions

    [-l] [<file>] Erases the existing Upgrading or replacing Flash memory and the Flash image. copies a new image to Flash memory. (continued on next page) Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 77 [-d | Displays and edits the Checking or changing <list>] load/dump interface the load/dump list. interface list. Displays current Checking the network stats network statistics resources. gathered by the ROM. Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 78: Addr

    IP address, subnet mask, broadcast address, preferred load host address, preferred dump host address, load/dump gateway address, IP encapsulation type, and Load Broadcast. The addr -d command cannot be used to make changes to any of the displayed parameters. Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 79 Ethernet address (hex): 00-00-81-00-18-B6 Internet address: 192.9.200.214 Subnet mask: 255.255.0.0 Broadcast address: 192.9.200.0 Preferred Load Host address: 192.9.200.88 Preferred Dump Host address: 192.9.200.88 Load/Dump Gateway address: 192.9.200.10 Type of IP packet encapsulation: <ethernet> Load Broadcast: Y Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 80 IEEE 802.3 compliant, but very few actually do 802.3 IP packet encapsulation. Do not change this parameter unless you know absolutely that your Ethernet does 802.2/802.3 IP packet encapsulation. An incorrect IP encapsulation type prevents your Remote Annex from booting. Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 81: Boot

    RAM. When loading is complete, it transfers control to the newly-loaded program. The Remote Annex displays a symbol on the service port terminal for each data block received during the boot. Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 82 10 = Reserved The lowest nibble (bits 3 to 0) are a count of collisions during this transmission. For example: ~8802~ = Complete, Late collision, 2 collisions ~8841~ = Complete, Late Collision, SQE detected, 1 collision Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 83 ... * ....? ......EOF Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 84 ....EOF Saving image into storage device ... Erasing device |----------------------------| ......Erase completed Storing image ..... Storage completed Beginning execution of image... Annex Command Line Interpreter * Copyright 1991, 1995\ Xylogics, Inc. 3-10 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 85 Ethernet Statistics Frames Received: 1031 Frames Sent: 1031 CRC Errors: Carrier Sense Losses: Alignment Errors: Clear to Send Losses: Resource Drops: Collisions Detected: Bus Wait Drops: Excessive Collision Losses: 0 Bad Types/Lengths: 0 Remote Annex 5391/CT1 Hardware Installation Guide 3-11...

  • Page 86: Config

    2883 2883 2883 2883 2883 2883 2883 2883 2883 2883 2883 2883 Mod Status Hub Slot Position: 13 Hub CMB HW Revision: 01 Hub EEPROM Segment: 01 Hub EEPROM Revision: 0.0 Hub Jumper Segment Selection: 1 3-12 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 87 The erase command does not erase the Ethernet address. Since the erase command erases the IP address, you must use the addr command to re-enter the Remote Annex’s IP address before reloading any software. Remote Annex 5391/CT1 Hardware Installation Guide 3-13...
  • Page 88 Enter 1 or 2:: 1 Erase all non-volatile EEPROM memory? (y/n) [n]:: y Erasing <65504 or 8160 bytes> of non-volatile memory. Please wait... 16K->|Data 0x0 ..................................Initialized checksum record installed 3-14 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 89: Help

    Chapter 3 ROM Monitor Commands help Entering help, or ?, displays brief descriptions of the Remote Annex ROM Monitor commands. Remote Annex 5391/CT1 Hardware Installation Guide 3-15...
  • Page 90 –d Image name:Default (ip): "oper.46.enet" Default (mop):"OPER_46_ENET.SYS" TFTP Load Directory: "" TFTP Dump path/filename: "dump.192.9.200.88" SELF image name: "oper.46.enet" The SELF image name appears only if the self-boot image is loaded. 3-16 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 91 The command syntax is: lat_key [–d] The lat_key command display looks like this: monitor:: lat_key Enter LAT KEY [<uninitialized>]:: The lat_key –d command displays the current LAT key setting: monitor:: lat_key –d Enter LAT KEY [<uninitialized>]:: Remote Annex 5391/CT1 Hardware Installation Guide 3-17...

  • Page 92: Net

    If the unit passes this test, the service port terminal displays PASSED. If the Remote Annex fails, the service port terminal displays an error message. Failing this test indicates that either the Remote Annex, its transceiver cable, its transceiver, or the Ethernet is bad. 3-18 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 93 The option_key command loads an option key from the ROM monitor. The command syntax is: option_key [–d] The option_key command display looks like this: monitor:: option_key Enter option_key [<uninitialized>]:: The option_key –d command displays the current settings: monitor:: option_key –d option_key: <uninitialized> Remote Annex 5391/CT1 Hardware Installation Guide 3-19...

  • Page 94: Ping

    IP address required, ie: ping 132.245.33.69\ [data bytes] [npackets] To exit out of ping either wait for npackets to be transmitted or, at any point, type q. The ping statistics display upon exit. 3-20 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 95: Ports

    (T1 Network or Drop & Insert) must have a\ loopback plug installed. Warning: DO NOT RUN THIS TEST WHILE CONNECTED\ TO A LIVE T1 LINE. 1) Modem Ports 2) T1 Tests Selection (Return to exit):: Remote Annex 5391/CT1 Hardware Installation Guide 3-21...

  • Page 96: Sequence

    Possible interfaces are: Ethernet: SELF: self Enter interface sequence [net]:: self, net Interface sequence: self,net The SELF option appears only if the self-boot image is loaded. 3-22 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 97 The sequence –d command displays the current load/dump interface list. You cannot specify both the –d argument and the interface list with the same command. The command display looks like this: monitor:: sequence –d Interface sequence: self,net Remote Annex 5391/CT1 Hardware Installation Guide 3-23...

  • Page 98: Stats

    The ROM code cannot always handle back-to-back incoming packets. The Remote Annex accepts the first response it receives and drops all others. Dropped packets are normal. (continued on next page) 3-24 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 99 The number of times the Remote Annex could not Losses transmit packets because there were too many collisions – usually the result of excessive traffic on the Ethernet. The boot command displays these retries as “*.” Remote Annex 5391/CT1 Hardware Installation Guide 3-25...
  • Page 100 Chapter 3 ROM Monitor Commands 3-26 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 101: Chapter 4 Troubleshooting Procedures

    Port Status LEDs Modem Config Status LEDs Modem Port Status LEDs Network Status/Alarms On Line LED T1 Network Interface Port Drop/Insert Interface Port DI Sync LED Figure 4-1. Remote Annex 5391/CT1 Front Panel Alarms and LEDs Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 102: Table 4-1. Remote Annex 5391/Ct1 Front Panel Leds

    Troubleshooting Procedures Refer to Table 4-1 for a description of the LEDs located on the front of the Remote Annex. Table 4-1. Remote Annex 5391/CT1 Front Panel LEDs LED(s) Description Annunciator The Annunciator backlights the model number of the module and indicates, by its color, the operational condition of the module.
  • Page 103 Chapter 4 Troubleshooting Procedures Table 4-1. Remote Annex 5391/CT1 Front Panel LEDs (continued) LED(s) Description Module Status Attn - Turns amber when the Remote Annex requires (continued) operator attention, that is, in Monitor Mode or when the diagnostic tests fail.
  • Page 104 Chapter 4 Troubleshooting Procedures Table 4-1. Remote Annex 5391/CT1 Front Panel LEDs (continued) LED(s) Description Network/Status TEST - RED network TEST LED is ON when the T1 Alarms Network Interface is looped back. Loopback tests are activated either locally by the user or by the telephone company.

  • Page 105: Power-Up And Boot Procedures

    The system LEDs display the diagnostics’ status. The pattern of the system LEDs identifies the error condition. Table 4-2 lists abnormal operating conditions reported by the LED displays, points to possible causes, and recommends corrective actions. Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 106: Table 4-2. Troubleshooting Guide

    LEDs and power supplies. annunciators are module threshold. off; chassis LEDs are on. Annunciator is off; Module is not Reseat the module. other module seated properly. annunciators are on; chassis LEDs are on. (continued on next page) Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 107 If you do not press the space bar within the time allotted, the following text is displayed: Defaulting to Normal Boot Mode. If an error occurs during confidence tests, the following message is displayed: Fatal Error Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 108: Boot Failures

    Rsp T/O’s field. This field indicates that the Remote Annex timed out while waiting for a response to its boot request; if this field is empty, check the Remote Annex’s configuration parameters. Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 109: Boot Error Report

    Open Request and the Read Request layers. It is responsible for sending a given message to a specific host UDP port, and for receiving the correct response to that message from the port. Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 110: Table 4-3. Errors From Last Erpc Layer Invocation

    ERPC layer errors Table 4-3. Aborts rx’d The host’s BFS transmitted an abort in response to the Remote Annex’s Read Request. Run erpcd –D on the host to obtain more information. 4-10 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 111: Correcting Remote Annex Parameters

    The broadcast address. The subnet mask. The load/dump gateway address (which must be specified if the preferred load server host is located on another network or subnet). Remote Annex 5391/CT1 Hardware Installation Guide 4-11...

  • Page 112: Load Server Host Not Responding

    A UNIX host on the local area network. Another Remote Annex. Any host (UNIX or non-UNIX) using tftp. A Windows NT host. The following subsections discuss troubleshooting for some of these load server hosts. 4-12 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 113 Open File Request and to any of its Read File Requests. The host’s progress report indicates receipt of any File Server Requests and its responses to such requests. Remote Annex 5391/CT1 Hardware Installation Guide 4-13...
  • Page 114 The Remote Annex Administrator’s Guide for UNIX provides more information on these commands. A Remote Annex 5391/CT1 that has been reconfigured as a load server host, but not rebooted, cannot boot another Remote Annex 5391/CT1 on the network. Rebooting the Remote Annex 5391/CT1 load server host ensures that the parameters are set.

  • Page 115: Remote Annex Dumps

    The assigned name depends on the number of characters per file name that the dump host supports. For hosts supporting file names longer than 14 characters (e.g., BSD hosts), dump files are named dump.addr. The file extension addr is the Remote Annex’s IP address. Remote Annex 5391/CT1 Hardware Installation Guide 4-15...

  • Page 116: Figure 1-1. Remote Annex 5391/Ct1

    Monitor config command displays the amount of memory for the Remote Annex. Table 4-6 shows sample dump file names. All pathnames are relative to the file /usr/spool/erpcd/bfs. Table 4-6. Remote Annex 5391/CT1 Dump File Naming Conventions Remote Annex Network 5391/CT1 Address...

  • Page 117: Conditions For Replacing A Module

    You can change this configuration through a network management module (NMM) or through a terminal connected to the chassis service port. Remote Annex 5391/CT1 Hardware Installation Guide 4-17...
  • Page 118 4-21. Verify that the backplane segment bank selector is set for the correct segment bank before installing a replacement module. For more information on jumper and switch settings, see Chapter 2. 4-18 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 119: Preparing For A Hot Swap

    Remote Annex’s superuser cp -e command. This can be done at any time and typically is done if you have just completed making changes to one of the configuration files or some of the configuration parameters. Remote Annex 5391/CT1 Hardware Installation Guide 4-19...

  • Page 120: Removing A Module

    If a module is removed from the chassis permanently or for more than a few minutes, you should install a filler panel on the empty chassis slots to maintain the cooling air flow within the chassis. 4-20 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 121: Completing The Hot Swap

    SNMP (if UNIX is configured for it) or enter Monitor Mode from the Remote Annex’s service port terminal, become a superuser, and use the admin command. If applicable, obtain new option keys and enter them. Remote Annex 5391/CT1 Hardware Installation Guide 4-21...
  • Page 122 Chapter 4 Troubleshooting Procedures 4-22 Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 123: Appendix A Port Pins And Signals

    Appendix A Port Pins and Signals his appendix identifies the signals and the associated pins used by the following Remote Annex 5391/CT1 ports: T1 Network Interface Drop/Insert Interface T1 Network Interface Port Figure A-1 illustrates a T1 Network Interface port connector.

  • Page 124: Drop/Insert Interface Port

    Table A-2. Drop/Insert Interface Port Pin/Signal Allocations Pin Number Signal Transmit data to DTE receiver (RING) Transmit data to DTE receiver (TIP) Unused Receive data from DTE transmitter (RING) Receive data from DTE transmitter (TIP) Unused Unused Unused Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 125: Appendix B Network Bypass Jumper

    Appendix B Network Bypass Jumper he Remote Annex 5391/CT1 uses an internal jumper to select a bypass mode for the T1 Engine. The jumper, J24, is located on the T1- Modem board (the upper board). Figure B-1 shows the network bypass jumper’s location.

  • Page 126: Network Loopback Mode

    Network Loopback Mode Jumper Setting The internal jumper block must be on pins 2 and 3 to enable Network Loopback mode. Figure B-3 shows an example of this (default) setting. Figure B-3. Network Loopback Mode Jumper Setting Remote Annex 5391/CT1 Hardware Installation Guide...

  • Page 127: Cross Connect Mode

    Figure B-4. Cross-Connect Mode Cross Connect Mode Jumper Setting The internal jumper block must be on pins 1 and 2 to enable Cross Connect mode (see Figure B-5). Figure B-5. Cross-Connect Mode Jumper Setting Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 128 Appendix B Network Bypass Jumper Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 129 Ethernet cross connect B-1 transceiver loopback test 3-18 network loopback B-1 Ethernet address displaying 3-4 during power-up 2-21 CMB 1-5 verifying 2-21 hub management using the 1-5 Ethernet segment bank selector Remote Annex 5391/CT1 Hardware Installation Guide Index-1...
  • Page 130 1-5 configuration behavior 4-17 installation into a hub 2-6 removing 4-20 image command 3-3, 3-16 verifying hardware configuration 2-21 image -d command 3-16 verifying operation 2-20 image name verifying proper operation of 2-10 Index-2 Remote Annex 5391/CT1 Hardware Installation Guide...
  • Page 131 Self-booting the Remote Annex 2-31 description 2-19 sequence command 3-3, 3-22 primary configuration examples 3-22 for a module 4-17 serial line ports test 3-21 printer port test 3-21 server parameters printing conventions xvi Remote Annex 5391/CT1 Hardware Installation Guide Index-3...
  • Page 132 3-24 example 3-24 fields 3-24 subnet mask description 2-19 setting 3-6 supervisory module functional role 1-5 Support Source CD xxii supported configurations 1-8 System 5000 Hub installing the module into 2-6 Index-4 Remote Annex 5391/CT1 Hardware Installation Guide...

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