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Cisco 2612 Hardware Installation Manual

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Cisco 2600 Series Routers
Hardware Installation Guide
Corporate Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel: 408 526-4000
800 553-NETS (6387)
Fax: 408 526-4100
Text Part Number: OL-2171-06

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Table of Contents

   Summary of Contents for Cisco 2612

  • Page 1 Cisco 2600 Series Routers Hardware Installation Guide Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 Text Part Number: OL-2171-06...
  • Page 2 You can determine whether your equipment is causing interference by turning it off. If the interference stops, it was probably caused by the Cisco equipment or one of its peripheral devices. If the equipment causes interference to radio or television reception, try to correct the interference by using one or more of the following measures: •...
  • Page 3: Table Of Contents

    WAN and LAN Interface Numbering Voice Interface Numbering 1-11 System Specifications 1-11 Regulatory Compliance 1-12 Preparing to Install the Router C H A P T E R Safety Recommendations Safety with Electricity Preventing Electrostatic Discharge Damage Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 4 Setting Up the Chassis Setting the Chassis on a Desktop Mounting the Chassis in a Rack Attaching the Brackets to Cisco 261x, Cisco 262x, Cisco 26xxXM, and Cisco 265x Series Routers Attaching the Brackets to a Router of 2-RU Height...
  • Page 5 Connecting Routers to AC Power 3-15 Connecting Routers to a DC-Input Power Supply 3-16 DC Wiring Requirements 3-16 Connecting Routers to the Cisco Redundant Power System 3-18 Connecting WAN, LAN, and Voice Cables 3-18 Ports and Cabling 3-18 LAN, WAN, and Voice Connection Procedures...
  • Page 6 Procedure for the tftpdnld Command B-11 Configuration Register A P P E N D I X Configuration Register Settings Changing Configuration Register Settings Configuring the Boot Field Enabling Booting from Flash Memory N D E X Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 7 Although this document provides minimum software configuration information, it is not comprehensive. For detailed software configuration information, refer to the Software Configuration Guide for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Routers and to the Cisco IOS configuration guides and command reference publications. See the “Obtaining Documentation”...
  • Page 8: Preface

    Chapter Title Description Chapter 1 Overview of Cisco 2600 Series Discusses the features and specifications of Cisco 2600 series routers. Routers Chapter 2 Preparing to Install the Router Discusses environmental requirements, safety recommendations, and describes the various ports and how to prepare for connections between networks and ports.
  • Page 9: Safety Warnings

    Gebruik het nummer van de verklaring onderaan de waarschuwing als u een vertaling van de waarschuwing die bij het apparaat wordt geleverd, wilt raadplegen. BEWAAR DEZE INSTRUCTIES Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 10 å forhindre ulykker. Bruk nummeret i slutten av hver advarsel for å finne oversettelsen i de oversatte sikkerhetsadvarslene som fulgte med denne enheten. TA VARE PÅ DISSE INSTRUKSJONENE Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 11 Använd det nummer som finns i slutet av varje varning för att hitta dess översättning i de översatta säkerhetsvarningar som medföljer denna anordning. SPARA DESSA ANVISNINGAR Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 12 Brug erklæringsnummeret efter hver advarsel for at finde oversættelsen i de oversatte advarsler, der fulgte med denne enhed. GEM DISSE ANVISNINGER Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 13 Preface Safety Warnings Cisco 2600 Series Routers Hardware Installation Guide xiii OL-2171-06...
  • Page 14: Related Documentation

    Preface Related Documentation Related Documentation The Cisco IOS software running your Cisco 2600 series router includes extensive features and functionality. For information that is beyond the scope of this document, or for additional information, use the following resources: Make sure that you have access to the documents listed in Table 3.
  • Page 15 Cisco 2600 Series Modular Routers Quick Start Guide Cisco Modular Access Router Cable Specifications Cisco Redundant Power System Hardware Installation Guide Quick Start Guide: Network Modules for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Routers Cisco Network Modules Hardware Installation Guide...
  • Page 16: Cisco 90-day Limited Hardware Warranty Terms

    Ninety (90) days. Replacement, Repair, or Refund Policy for Hardware Cisco or its service center will use commercially reasonable efforts to ship a replacement part within ten (10) working days after receipt of a Return Materials Authorization (RMA) request. Actual delivery times can vary, depending on the customer location.
  • Page 17: Obtaining Documentation

    Product serial number Maintenance contract number Obtaining Documentation Cisco documentation and additional literature are available on Cisco.com. Cisco also provides several ways to obtain technical assistance and other technical resources. These sections explain how to obtain technical information from Cisco Systems.
  • Page 18: Obtaining Technical Assistance

    Use the Cisco Product Identification (CPI) tool to locate your product serial number before submitting Note a web or phone request for service. You can access the CPI tool from the Cisco Technical Support Website by clicking the Tools & Resources link under Documentation & Tools. Choose Cisco Product Identification Tool from the Alphabetical Index drop-down list, or click the Cisco Product Identification Tool link under Alerts &...
  • Page 19: Definitions Of Service Request Severity

    Obtaining Additional Publications and Information For S1 or S2 service requests or if you do not have Internet access, contact the Cisco TAC by telephone. (S1 or S2 service requests are those in which your production network is down or severely degraded.) Cisco TAC engineers are assigned immediately to S1 and S2 service requests to help keep your business operations running smoothly.
  • Page 20 You can access Packet magazine at this URL: http://www.cisco.com/packet iQ Magazine is the quarterly publication from Cisco Systems designed to help growing companies • learn how they can use technology to increase revenue, streamline their business, and expand services.
  • Page 21: Overview Of Cisco 2600 Series Routers

    C H A P T E R Overview of Cisco 2600 Series Routers Cisco 2600 series routers are modular access routers with LAN and WAN connections that can be configured by means of interchangeable modules and WAN interface cards. This guide discusses the router models listed in Table 1-1.
  • Page 22 • Flash memory—Stores the operating system software image. In Cisco 2691 routers, flash memory • is a CompactFlash memory card. In all other Cisco 2600 series routers, flash memory is a single inline memory module (SIMM). • EIA/TIA-232 (RJ-45) console port for local system access by using a console terminal EIA/TIA-232 (RJ-45) auxiliary port for remote system access or dial backup by using a modem •...
  • Page 23: Reading The Front-panel Leds

    Figure 1-3 Figure 1-4 show the locations of the LEDs on the front panel of Cisco 2600 series routers. Table 1-3 Table 1-3 describe these LEDs.
  • Page 24 Blink (500 ms ON, 500 ms OFF)—In ROMMON, no errors. Blink (500 ms ON, 500 ms OFF, 2 seconds between codes)—In ROMMON, error detected. Blink (less than 500 ms)—In the Cisco IOS software, the blink rate reflects the level of activity. 1. RPS = Redundant Power System Figure 1-4 Cisco 2691—Front-Panel LEDs...
  • Page 25: Reading The Rear-panel Leds

    Reading the Rear-Panel LEDs Figure 1-4 through Figure 1-10 show the location of the Cisco 2600 series rear-panel LEDs. Table 1-4 Table 1-5 describe these LEDs. Not all router models are shown in these illustrations. The speed and number of Ethernet and Token Ring Note interfaces varies depending on the router model.
  • Page 26 100 Mbp s Link 10/1 00 ETH ERN ET 0/1 10/1 00 ETH ERN ET 0/0 CON SOL E 10/100BASE-T Auxiliary 10/100BASE-T Ethernet 0/0 port (RJ-45) Ethernet 0/1 (RJ-45) (RJ-45) Console port (RJ-45) Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 27 Ethernet 0/1 Console (RJ-45) port (RJ-45) Table 1-4 Cisco 261x, Cisco 262x, Cisco 26xxXM, and Cisco 265x Series Routers—Rear-Panel LEDs Description LINK When on, a link has been established with the hub or switch at the other end of the cable.
  • Page 28: Modules, Interface Cards, And Memory

    (AIMs), and memory is available online and on the documentation CD-ROM. For information on installing network modules, refer to the following documents: • Quick Start Guide: Network Modules for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 – Series Routers Cisco Network Modules Hardware Installation Guide –...
  • Page 29: Interface Numbering

    – Cards Interface Numbering Each interface (port) on a Cisco 2610, Cisco 2620, and Cisco 2650 series router is identified by number as described in the following sections. WAN and LAN Interface Numbering Cisco 2600 series routers contain the following WAN and LAN interface types: •...
  • Page 30 Interfaces in the WICs are numbered from right to left, starting with 0/0 for each interface type, regardless of which physical slot the WICs are installed in. Figure 1-12 Interface Numbering in Cisco 2691 Routers NM -H DV...
  • Page 31: Voice Interface Numbering

    • 1/1/1—Chassis slot 1/Voice module slot 1/Voice interface 1 System Specifications Table 1-6 Cisco 261x, Cisco 262x, and Cisco 265x System Specifications Description Specification Dimensions (H x W x D) 1.69 x 17.5 x 11.8 in. (4.3 x 44.5 x 30 cm), one rack unit height Weight 10.25 lb (4.66 kg)
  • Page 32: Regulatory Compliance

    UL 60950; CAN/CSA C22.2 No. 60950-00; IEC 60950; AS/NZS 3260; TS001 Regulatory Compliance For compliance information, refer to the Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Regulatory Compliance and Safety Information document that accompanied your router. Cisco 2600 Series Routers Hardware Installation Guide...
  • Page 33: Preparing To Install The Router

    C H A P T E R Preparing to Install the Router This chapter describes important information to consider before you begin to install a Cisco 2600 series router, and includes the following sections: Safety Recommendations, page 2-1 • General Site Requirements, page 2-3 •...
  • Page 34: Chapter 2 Preparing To Install The Router

    If no wrist strap is available, ground yourself by touching a metal part of the chassis. • For the safety of your equipment, periodically check the resistance value of the antistatic strap. It should Caution be between 1 and 10 megohms (Mohm). Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 35: General Site Requirements

    All units include a 6-foot (1.8-meter) electrical power cord. (A label near the power cord indicates the correct voltage, frequency, current draw, and power dissipation for the unit.) Table 2-1 describes power requirements for Cisco 2600 series routers. Table 2-1 Power Requirements for Cisco 2600 Series Routers...
  • Page 36: Site Configuration

    Equipment Racks Cisco 2600 series routers with chassis height of 1 RU can be installed in 19-, 23-, and 24-inch racks. Cisco 2600 series routers with chassis height of 2 RU can be installed in 19- or 23-inch racks.
  • Page 37: Creating A Site Log

    Required tools available Additional equipment available Router received The appropriate quick start guide for your router received Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Regulatory Compliance and Safety Information document received Product registration card received Cisco.com contact information label received...
  • Page 38: Inspecting The Router

    • Optional equipment (such as network connection cables or additional rack-mount brackets) • Cisco 2600 Series Modular Routers Quick Start Guide Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Regulatory Compliance and Safety • Information document Inspect all items for shipping damage. If anything appears to be damaged, or if you encounter problems installing or configuring your router, contact customer service.
  • Page 39: Console And Auxiliary Port Considerations

    Cable ties, if required, for organizing cables • To install a Cisco 2600 router of 1 rack-unit height on a wall, you need suitable screws or wall anchors. In addition, depending on the type of modules you plan to use, you might need the following equipment to connect a port to an external network: Cables for connection to the WAN and LAN ports (dependent on configuration).
  • Page 40: Auxiliary Port Connections

    To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to telephone-network Warning voltage (TNV) circuits. LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Some LAN and WAN ports both use RJ-45 connectors. Use caution when connecting cables. Statement 1021 Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 41: Ethernet Connections

    Cisco 2691 — — Token Ring Connections The Cisco 2612 router provides both an Ethernet interface and a Token Ring shielded UTP interface. The Cisco 2613 router provides a single Token Ring interface. (See Table 2-2.) The IEEE has established Token Ring as standard IEEE 802.5. Specifications indicate a maximum segment distance of 328 feet (100 meters) for UTP cabling.
  • Page 42: Serial Connections

    2-slot chassis; the network module can be installed in the Cisco 2600 series single network module slot. For more information on WAN interface cards, refer to Cisco Interface Cards Hardware Installation Guide.
  • Page 43: Signaling Standards Supported

    The synchronous serial ports available for the router support the following signaling standards: EIA/TIA-232, EIA/TIA-449, V.35, X.21, and EIA-530. You can order a Cisco DB-60 shielded serial transition cable that has the appropriate connector for the standard you specify. The documentation for the device you want to connect should indicate the standard used for that device.
  • Page 44: Asynchronous/synchronous Serial Module Baud Rates

    Table 2-5 lists the specifications for ISDN BRI cables. Also, refer to the Cisco Modular Access Router Cable Specifications online document for pinouts. This document is located on Cisco.com and the Documentation CD-ROM. Cisco 2600 Series Routers Hardware Installation Guide 2-12...
  • Page 45: 56-k/switched-56-kbps Dsu/csu Connections

    For more information on BRI WAN interface cards, refer to the Cisco Interface Cards Installation Guide online document. This document is located on Cisco.com and the Documentation CD-ROM. 56-K/Switched-56-kbps DSU/CSU Connections Switched-56-kbps connections are provided by the 56-kbps DSU/CSU WAN interface card.
  • Page 46 Chapter 2 Preparing to Install the Router Preparing to Connect to a Network Cisco 2600 Series Routers Hardware Installation Guide 2-14 OL-2171-06...
  • Page 47: Installing The Router

    C H A P T E R Installing the Router This chapter guides you through the installation of Cisco 2600 series routers and includes the following sections: Installing Modules, Interface Cards, and Power Supplies, page 3-2 • Setting Up the Chassis, page 3-3 •...
  • Page 48: Installing Modules, Interface Cards, And Power Supplies

    For network modules: • Quick Start Guide: Network Modules for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Routers Cisco Network Modules Installation Guide •...
  • Page 49: Setting Up The Chassis

    Setting the Chassis on a Desktop You can place Cisco 2600 series routers on a desktop or shelf. For Cisco 2600 series routers of 1 rack-unit height only, attach the rubber feet supplied in the accessory kit. The procedure is as follows: Step 1 Place the router upside-down on a smooth, flat surface.
  • Page 50: Mounting The Chassis In A Rack

    1 rack-unit (1RU) ship with brackets for use with a 19-inch rack or, if specified in your order, optional larger brackets for use with a 23- or 24-inch rack. Cisco 2600 series routers with a chassis height of 2 rack-units (2RU) ship with brackets for use with 19-inch racks and with NEBS/ETSI-compliant brackets for use with 23-inch racks.
  • Page 51: Attaching The Brackets To Cisco 261x, Cisco 262x, Cisco 26xxxm, And Cisco 265x Series Routers

    Figure 3-5.) If you are installing a Cisco 2600 series router in a 19-inch rack with a 17.75-inch opening or a 23- or 24-inch rack, orient the rack-mount brackets so that, when installed, they increase the width of the chassis. (See Figure 3-6.)
  • Page 52 Bracket Installation—Front Panel Forward (19-Inch Rack with a 17.5-Inch Opening) Note: The second bracket attaches to the other side of the chassis. When installed in a 19-inch rack with a 17.75-inch opening, Cisco 2600 series routers protrude beyond Note the front of the rack.
  • Page 53 Bracket Installation—Rear Panel Forward (19-Inch Rack with a 17.75-Inch Opening or a 23- or 24-Inch Rack) Note: The second bracket attaches to the other side of the chassis. Brackets for Brackets for 19-inch rack 23-inch or 24-inch rack Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 54 Figure 3-11 Center-Mount Bracket Installation—Front Panel Forward (19-Inch Rack with a 17.5-Inch Opening or a 23- or 24-Inch Rack) Note: The second bracket attaches Brackets for Brackets for to the other side of the chassis. 19-inch rack 23-inch or 24-inch rack Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 55: Attaching The Brackets To A Router Of 2-ru Height

    UAL BEFO RE INST ALLA TION for 23-inch rack Right (wide) bracket for 19-inch rack Left (narrow) bracket for 19-inch rack Left bracket Four screws are required on each side. for 23-inch rack Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 56: Installing The Router In A Rack

    When mounting this unit in a partially filled rack, load the rack from the bottom to the top with the heaviest component at the bottom of the rack. • If the rack is provided with stabilizing devices, install the stabilizers before mounting or servicing the unit in Statement 1006 the rack. Cisco 2600 Series Routers Hardware Installation Guide 3-10 OL-2171-06...
  • Page 57: Mounting The Chassis On The Wall

    Mounting the Chassis on the Wall This section explains how to mount Cisco 2600 series routers with a chassis height of 1RU on a wall. Mounting a 2-RU chassis to a wall is not recommended, and brackets are not provided for mounting to a wall.
  • Page 58: Mounting The Router On The Wall

    Position the end nearest the power cable at the top. • Align the screws (not included) with a wall stud, or use wall anchors. • Figure 3-17 shows a typical wall-mounted installation. • Cisco 2600 Series Routers Hardware Installation Guide 3-12 OL-2171-06...
  • Page 59: Installing The Chassis Ground Connection

    3-13. Installing the Chassis Ground Connection All Cisco 2600 series router chassis require a reliable earth ground connection. You must connect the chassis to a reliable earth ground; the ground wire must be installed in accordance with local electrical safety standards.
  • Page 60 50/60 Hz 47 W LINK ETHERNE T 1 LINK ETHERNE T 0 ACT CONSOLE Ring terminal Figure 3-20 NEBS-Compliant Chassis Ground Connection Using Ground Lug, Cisco 2691 AS YN C AS YN C 24- 31 AS YN C 16- 23 AS YN C...
  • Page 61: Power Connections

    Note The installation must comply with all required electrical codes applicable at the installation site. This section explains how to connect AC or DC power to Cisco 2600 series routers. It covers the following topics: Connecting Routers to AC Power, page 3-15 •...
  • Page 62: Connecting Routers To A Dc-input Power Supply

    Use copper conductors only. Statement 1025 Warning DC Wiring Requirements Table 3-1 summarizes the wiring requirements for Cisco 2600 series routers with a DC-input power supply. For installations compliant with the National Electric Code, AWG 14 (2.0 mm ) wire is required for DC Note input and safety ground wire.
  • Page 63 The 2600XM DC power supply is reverse connection protected. There are no negative effects if input Note power leads are connected backwards except that the router will not boot up. Figure 3-22 DC Power Connections for Cisco 2600 Series Routers (Typical) Negative On/off...
  • Page 64: Connecting Routers To The Cisco Redundant Power System

    Installing the Router Connecting WAN, LAN, and Voice Cables Connecting Routers to the Cisco Redundant Power System If your router uses the Cisco Redundant Power System (RPS), refer to the Cisco RPS Hardware Installation Guide for instructions about the power connections. You can access this document at the location described in the“Obtaining Documentation”...
  • Page 65: Lan, Wan, And Voice Connection Procedures

    Inspect the cables to make sure that the routing and bend radiuses are satisfactory. Reposition • cables, if necessary. Install cable ties in accordance with site requirements. • For cable pinouts, refer to the online document Cisco Modular Access Router Cable Specifications. Cisco 2600 Series Routers Hardware Installation Guide 3-19 OL-2171-06...
  • Page 66: Connecting To A Console Terminal Or Modem

    Your router includes asynchronous serial console and auxiliary ports. These ports provide administrative access to your router either locally (with a console terminal) or remotely (with a modem). Cisco provides the following cables and adapters for connecting your router to a console terminal, PC, or modem: •...
  • Page 67: Connecting To The Auxiliary Port

    Cisco Modular Access Router Cable Specifications document available online and on the Documentation CD-ROM. On the Cisco routers, the auxiliary port is color-coded black. Note Make sure that your modem and the auxiliary port on the router are configured for the same transmission...
  • Page 68: Identifying A Rollover Cable

    3-25.) If your cable came from Cisco, pin 1 will be white on one connector, and pin 8 will be white on the other (a rollover cable reverses pins 1 and 8, 2 and 7, 3 and 6, and 4 and 5).
  • Page 69: Powering Up The Router

    Front Panel Indicators, page 3-23 • Power-Up Procedure, page 3-24 Checklist for Power Up You are ready to power up the Cisco router if the following steps are completed: Chassis is securely mounted. • Power and interface cables are connected.
  • Page 70: Power-up Procedure

    Appendix A, “Troubleshooting.” Power-Up Procedure To power up your Cisco router and verify that it goes through its initialization and self-test, follow this procedure. When the procedure is finished, the Cisco router is ready to configure. If you encounter problems when you power on the router, see Appendix A, “Troubleshooting.”...
  • Page 71: Configuring The Router

    Configuring the Router You can configure your router by using one of the following tools: Cisco Router and Security Device Manager. If your router was purchased with a virtual private • network (VPN) bundle, Cisco Router and Security Device Manager is installed on the router. See “Initial Configuration Using SDM”...
  • Page 72: Initial Configuration Using Sdm

    Installing the Router Configuring the Router Initial Configuration Using SDM If Cisco Router and Security Device Manager has been installed on your router, the following messages appear at the end of the startup sequence: yourname con0 is now available Press RETURN to get started.
  • Page 73 Community string [public]: Step 8 A summary of the available interfaces is displayed: The interface numbering that appears is dependent on the type of Cisco modular router platform Note and on the installed interface modules and cards. Current interface summary...
  • Page 74: Initial Configuration Using The Cli (manual Configuration)

    The user prompt appears: Step 13 2600> After you complete the initial configuration tasks, your Cisco router is ready to configure for specific functions. For configuration procedures, refer to the Software Configuration Guide for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Routers.
  • Page 75 Software Configuration Guide for Cisco 2600 Series, Cisco 3600 Series, and Cisco 3700 Series Routers. or the Cisco IOS software configuration documentation. You can access these documents on Cisco.com and on the Documentation CD-ROM. Cisco 2600 Series Routers Hardware Installation Guide 3-29 OL-2171-06...
  • Page 76 Chapter 3 Installing the Router Configuring the Router Cisco 2600 Series Routers Hardware Installation Guide 3-30 OL-2171-06...
  • Page 77: Appendix

    A P P E N D I X Troubleshooting Your Cisco 2600 series router goes through extensive testing and burn-in before leaving the factory. If you encounter problems, use the information in this appendix to help isolate problems or to eliminate the router as the source of the problem.
  • Page 78: Troubleshooting The Power And Cooling Systems

    Air conditioner failure in the room • Air blockage to cooling vents • Take steps to correct the problem. See also the “Site Environment” section on page 2-3, and the “Equipment Racks” section on page 2-4. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 79: Troubleshooting Modules, Cables, And Connections

    Make sure that the module and interface card are firmly seated in their slots. Check external cable connections. – Make sure that you have a version of Cisco IOS software that supports the network module and – interface card. Check the...
  • Page 80: System Messages

    Router> (indicates privileged EXEC mode) Router# The Cisco IOS software checks the system condition once every 30 seconds. If the condition still exists, the system error message reappears; if the system error condition has cleared, a recovery message appears. To see descriptions of the system error and recovery messages and LED conditions that might...
  • Page 81: Appendix

    This appendix describes the use of the ROM monitor (also called the bootstrap program), which is the firmware that runs when you power up or restart a Cisco router. During normal operation, the ROM monitor helps to initialize the processor hardware and boot the operating system software. You can also use the ROM monitor to: Help isolate hardware problems encountered when installing your router.
  • Page 82: Rom Monitor Commands

    PROM in hex list the device table Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 83: Rom Monitor Command Syntax Conventions

    A term in italics means that you must fill in the appropriate information. In the following example, you replace the term in italics with the interface type you are using: command interface-type Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 84: Rom Monitor Command Descriptions

    (device does not exist, or command entered incorrectly), the router boots from the first image in flash memory. To boot a router from a Cisco IOS image on a TFTP server (netboot), the installed DRAM must be adequate to hold two uncompressed Cisco IOS images: the image from flash memory and the image downloaded from the TFTP server.
  • Page 85: Informational Commands In The Rom Monitor

    Cisco IOS image in the specified partition • in internal flash memory. boot slot0:—(Cisco 2691 only) Boots from the first Cisco IOS image in the first partition in flash • memory in slot 0.
  • Page 86: Other Useful Rom Monitor Commands

    Most debugging commands are functional only when Cisco IOS software has crashed or failed to initialize (boot). Debugging commands should normally be entered only under the direction of a Cisco engineer. If you enter a debugging command and Cisco IOS crash information is not available, the following error message appears: “xxx: kernel context state is invalid, cannot proceed.”...
  • Page 87: Configuration Register Commands

    0 = 9600, 1 = 4800, 2 = 1200, 3 = 2400 4 = 19200, 5 = 38400, 6 = 57600, 7 = 115200 [0]: change the boot characteristics? y/n [n]: Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 88: Recovering Cisco Ios Software Images

    You must reset or power cycle the router for new configuration to take effect. Recovering Cisco IOS Software Images If your Cisco router experiences difficulties and no longer contains a valid Cisco IOS software image in flash memory, you can download a new Cisco IOS image using one of the following ROM monitor commands: xmodem—(All Cisco 2600 series routers) Use this command to copy a Cisco IOS image from the...
  • Page 89: Copying An Image From The Console Using The Xmodem Command

    Power up the router. The power-on self-test diagnostics run and the boot ROM searches for a valid boot Step 2 image and Cisco IOS image in flash memory. If the boot image and Cisco IOS image are not found, the ROM monitor prompt is displayed: rommon 1>...
  • Page 90: Copying An Image From A Tftp Server Using The Tftpdnld Command

    Invoke this application only for disaster recovery. Do you wish to continue? [yes/no]: Enter yes to copy the Cisco IOS image into flash memory. Messages similar to the following appear: Step 4 Ready to receive file prog ...
  • Page 91: Procedure For The Tftpdnld Command

    TR_SPEED_MODE—Sets the Token Ring speed and duplex mode. 0=4 Mbps half-duplex mode, • 1=4 Mbps full-duplex mode, 2=16 Mbps half-duplex mode, and 3=16 Mbps full-duplex mode. The default is 2. Cisco 2600 Series Routers Hardware Installation Guide B-11 OL-2171-06...
  • Page 92 Enter y to download the Cisco IOS software image. When the process is complete, the ROM monitor mode prompt appears on your screen. rommon 7> The router is now ready to boot from the Cisco IOS image. Enter the boot ROM monitor command to reboot the router. Cisco 2600 Series Routers Hardware Installation Guide...
  • Page 93: Appendix

    Causes the system software to ignore the contents of NVRAM. 0x0080 OEM bit enabled. 0x0100 Break disabled. 0x0200 Causes the system to use the secondary bootstrap. This is typically not used (set to 0). Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 94: Changing Configuration Register Settings

    For information about cable pinouts, refer to the online document Cisco Modular Access Router Cable Specifications. This document is available online and on the Cisco Documentation CD-ROM. Configure your terminal or terminal emulation software for 9600 baud (default), 8 data bits, no parity, Step 2 and 1 stop bit.
  • Page 95: Configuring The Boot Field

    C-2), to set the contents of the configuration register: Router# config-register 0x value Cisco IOS software does not allow you to change the console speed bits directly with the Note config-register command. To change the console speed, complete this sequence:...
  • Page 96 Bit 5, bit 11, and bit 12 of the configuration register determine the baud rate of the console terminal. Table C-4 shows the bit settings for the eight available rates. (The default baud rate is 9600 bps.) Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 97: Enabling Booting From Flash Memory

    If you set the configuration register value to 0x102, as in this example, you do not need to enter the boot system flash command unless there is more than one image in flash memory. Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 98 Appendix C Configuration Register Enabling Booting from Flash Memory Cisco 2600 Series Routers Hardware Installation Guide OL-2171-06...
  • Page 99: I N D E X

    B-6, B-10 booting from Flash memory ROM monitor B-1 to B-12 bracket attachment stack rack-mount 3-5 to 3-10 sysret wall-mount 3-11 tftpdnld B-6, B-8, B-10 xmodem B-8, B-9 compact Flash memory card Cisco 2600 Series Routers Hardware Installation Guide IN-1 OL-2171-06...
  • Page 100 LEDs on rear panel 1-5, 1-6, 1-7, 1-8 desktop installation modem connection 3-22 dev command mounting brackets 3-4, 3-5 dimensions, chassis 1-11, 1-12 rollover cable, identifying 3-22 dir command Cisco 2600 Series Routers Hardware Installation Guide IN-2 OL-2171-06...
  • Page 101 1-9, 1-11 WAN interface cards IOS software netboot locating documentation network connections recovering images network modules, installing ISDN BRI 2-12 to 2-13 nonvolatile random-access memory See NVRAM. NVRAM connections 3-18 to 3-19 Cisco 2600 Series Routers Hardware Installation Guide IN-3 OL-2171-06...
  • Page 102 2-12 show hardware command specifications, system 1-11, 1-12 show version command voice connections 3-18 site WAN connections 3-18 configuration telephone jacks, safety during installation environment Cisco 2600 Series Routers Hardware Installation Guide IN-4 OL-2171-06...
  • Page 103 WAN interface cards, installing Warnings installation lightning activity 3-15, 3-18 main disconnection 3-23 secure power cabling 3-17 SELV circuit TN power systems translations of WAN port voltages 2-12 WICs See WAN interface cards Cisco 2600 Series Routers Hardware Installation Guide IN-5 OL-2171-06...
  • Page 104 Index Cisco 2600 Series Routers Hardware Installation Guide IN-6 OL-2171-06...

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