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Cisco Internet Router 12404 Technical Specifications
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Cisco Internet Router 12404 Technical Specifications

Cisco Internet Router 12404 Technical Specifications

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Overview
OL-11636-01

Technical Specifications

Appendix A provides the technical specifications for the Cisco 12404 Internet
router, and procedures for repackaging the router.
Product Architecture, page A-2
•
Fan Tray Assembly, page A-25
•
Air Filter, page A-27
•
Chassis Cable-Management System, page A-28
•
Maintenance Bus, page A-28
•
This appendix includes the following environmental specifications.
Temperature, humidity, and altitude ranges
•
Operating and storing the product
•
Memory requirements
•
Physical characteristics
•
Dimensions and weight
•
•
Power supply characteristics
Output capacity
•
Power dissipation
•
Heat dissipation
•
Cisco 12404 Internet Router Installation and Configuration Guide
A P P E N D I X
A
A-1

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Summary of Contents for Cisco Internet Router Cisco 12404

  • Page 1: Technical Specifications

    Technical Specifications Overview Appendix A provides the technical specifications for the Cisco 12404 Internet router, and procedures for repackaging the router. Product Architecture, page A-2 • Fan Tray Assembly, page A-25 • Air Filter, page A-27 • Chassis Cable-Management System, page A-28 •...

  • Page 2: Product Architecture

    Product Architecture Voltage frequency • Listing agency approvals • Product Architecture Table A-1 Table A-1 Feature Slot Capacity Chassis Height Width Depth Switching Capacity Cooling Power Supplies 110V AC Cisco 12404 Internet Router Installation and Configuration Guide lists system level requirements for the Cisco 12404 Internet router. Cisco 12404 Internet Router Product Architecture Description 4 slots...

  • Page 3: Specifications

    Appendix A Technical Specifications Table A-1 Feature Power Requirements Power Supply Redundancy Route Processors Route Processor Redundancy Switch Fabric NEBS 1. A narrow card filler panel must be used to ensure proper air flow through the chassis and electromagnetic compatibility (EMC) Specifications Table A-2 lists the environmental specifications.
  • Page 4 Product Architecture Table A-2 Description Frame height Frame width Frame depth Weight Maximum configuration Minimum configuration Table A-3 Environmental Requirements Temperature Humidity Altitude Heat dissipation Cooling Shock 1. oct/min = Octave per minute Cisco 12404 Internet Router Installation and Configuration Guide Cisco 12404 Internet Router Physical Specifications Value 8.75 inches (22.2 cm)

  • Page 5: Ac-Powered Routers

    Appendix A Technical Specifications Exhaust from other equipment vented directly into the Cisco 12404 Internet Warning router air inlet may cause an over-heat condition. Install the router so that it is protected from a direct flow of hot air from other equipment. AC-Powered Routers At sites where the Cisco 12404 router operates with AC PEMs, observe the following guidelines.

  • Page 6: Route Processor

    Product Architecture Figure A-1 AC Power Plugs North American plug L6-20 20A (for 240V units) North American plug 5-15 15A Route Processor Each Cisco 12404 Internet router has one main system (or route) processor. The route processor (RP) processes the network routing protocols and distributes updates to the Cisco Express Forwarding (CEF) tables on the line cards.

  • Page 7: Gigabit Route Processor

    Appendix A Technical Specifications Gigabit Route Processor This section provides an overview of the GRP system processor for the Cisco 12404 Internet router. This section provides information on the following GRP functionality. GRP memory • System status LEDs • Soft reset switch •...

  • Page 8: Grp Memory

    Product Architecture The MBus connection allows the GRP to download a system bootstrap image, collect or load diagnostic information, and perform general, internal system maintenance operations. The GRP plugs into any slot in the card cage in the Cisco 12404 Internet router. The router is shipped with 20MB of Flash memory as the default configuration.
  • Page 9 Appendix A Technical Specifications The Cisco IOS software images that run the Cisco 12404 router reside in Flash memory, which is located on the GRP in the form of a single in-line memory module (SIMM), and on up to two (PCMCIA) cards (called Flash memory cards) that insert in the two PCMCIA slots on the front of the GRP.
  • Page 10 Product Architecture SRAM The SRAM provides secondary CPU cache memory. The standard GRP configuration is 512 KB. The principle function of SRAM is to act as a staging area for routing table update information to and from the line cards. SRAM is not able to be upgraded or configured.

  • Page 11: Asynchronous Serial Ports

    Appendix A Technical Specifications LED Types Table A-6 on the GRP. Table A-6 System Status LED Types, Description, and Power Source LEDs Description and Power Source 2 PCMCIA Activity LEDs (one per PCMCIA slot) light when the slot is accessed. The LEDs receive power from the switched slot voltage.

  • Page 12: Ethernet Port

    Product Architecture EIA/TIA-232 was known as recommended standard RS-232 before its acceptance Note as a standard by the EIA/TIA. The auxiliary port is an EIA/TIA-232 plug (male) that provides a data terminal equipment interface. The auxiliary port supports flow control and can be used to connect a modem, a channel service unit (CSU), or other optional equipment for Telnet management.

  • Page 13: Prp Memory

    Appendix A Technical Specifications Asynchronous serial ports • Figure A-3 Performance Route Processor The following are primary functions of the PRP. Loading the Cisco IOS software to all of the installed line cards at power on • Providing a console (terminal) port for router configuration •...
  • Page 14 Product Architecture Table A-7 PRP Memory Components Type Size SDRAM 512 MB, 1 GB, or 2 GB SRAM 2 MB (fixed) NVRAM 2 MB (fixed) Flash Memory 64 MB SIMM Flash Memory 20 MB (card) Flash boot 512 KB 1. Default SDROM configuration is 512 MB. Bank 1 (U15) must be populated first. You can use one or both banks to configure SDRAM combinations of 512 MB, 1 GB, or 2 GV.
  • Page 15 Appendix A Technical Specifications SDRAM SDRAM—The SDRAM on the PRP stores routing tables, protocols, and network accounting applications; it also runs the Cisco IOS software. The default PRP configuration includes 512 MB of error checking and correction (ECC) SDRAM. DIMM upgrades of 512 MB and 1 GB are available. You cannot mix memory sizes.
  • Page 16 Product Architecture NVRAM The system configuration, software configuration register settings, and environmental monitoring logs are contained in the 2 MB NVRAM, which is backed up with built-in lithium batteries that retain the contents for a minimum of five years. NVRAM is not able to be upgraded or configured Before you replace the PRP in the system, back up the running configuration to a Caution Trivial File Transfer Protocol (TFTP) file server or an installed Flash memory...
  • Page 17 Appendix A Technical Specifications Table A-9 Table A-9 Flash Disk Size 64 MB 128 MB 1 GB 1. Standard Type 1 and Type 2 linear Flash memory cards also are supported, although they may not have the capacity to meet the requirements of your configuration.
  • Page 18 Product Architecture LED Types Table A-10 Table A-10 System Status LED Types, Description, and Power Source LEDs Description and Power Source 2 PCMCIA Activity LEDs (one per PCMCIA slot) light when the slot is accessed. The LEDs receive power from the switched slot voltage. 4 RJ-45 Ethernet port LEDs are used in conjunction with the RJ-45 Ethernet connector.

  • Page 19: Line Cards

    Appendix A Technical Specifications Ethernet Port The PRP includes two Ethernet ports, both using an 8-pin RJ-45 receptacle for either IEEE 802.3 10BASE-T (10 Mbps) or IEEE 802.3u 100BASE-TX (100 Mbps) connections. Note The transmission speed of the Ethernet ports is auto-sensing by default and is user configurable.

  • Page 20: Consolidated Switch Fabric Status

    Product Architecture Line cards installed in the Cisco 12404 router support online insertion and removal, which means you can remove and replace (hot-swappable) a line card while the router remains powered on. To ensure adequate airflow through the card cage, empty card slots must have a Caution card blank installed.

  • Page 21: Csf Functionality

    Appendix A Technical Specifications MBus Module Port Pin Assignments Twenty general purpose pins and four analog input pins on the MBus module are used for this design. CSF Functionality The CSF circuity provides synchronized speed interconnections for the line cards and the RP switch fabric functionality;...

  • Page 22: Switch Fabric

    Product Architecture Scheduler The scheduler handles requests from the line cards for access to the CSF. When the scheduler receives a request from a line card for CSF access, the scheduler determines when to allow the line card access to the CSF. Switch Fabric Switch fabric circuitry carries the user traffic between line cards or between the RP and the line cards.

  • Page 23: Dc Power Entry Module

    Appendix A Technical Specifications Connect each AC PEM to a separate AC power source. A power factor corrector (PFC) allows the PEM to accept AC power source voltage from an AC power source nominally operating between 100 to 120 VAC, 15-Amp service in North America;...
  • Page 24 Product Architecture A PFC allows the PEM to accept DC power source voltage from an AC power source operating between 100 to 120 VAC, 15-Amp service in North America; and a range of 185 to 264 VAC, 10-Amp service in an international environment. Attach each DC PDU be connected to an independent power source for full Note redundancy.

  • Page 25: Fan Tray Assembly

    Appendix A Technical Specifications Fan Tray Assembly The DC PEM and DC PDU assembly weighs 14.0 pounds (6.35 kg.). Use two Caution hands when handling the power supply. Power to your router must be Off and all cables disconnected before you Warning connect the DC PDU.
  • Page 26 Fan Tray Assembly Allow sufficient air flow by maintaining 6 inches (15.24 cm) of clearance at both Warning the inlet and exhaust openings on the chassis because exhaust from other equipment vented directly into the router air inlet may cause an over-heat condition.

  • Page 27: Air Filter

    Appendix A Technical Specifications If the air temperature inside the RP and line card cage rises the system environmental monitor shuts down all internal power to prevent equipment damage from excessive heat. If the system detects that one of the fans within the fan tray assembly has failed, it displays a warning message on the console screen.

  • Page 28: Chassis Cable-Management System

    Chassis Cable-Management System Chassis Cable-Management System The Cisco 12404 Internet router chassis cable-management system organizes the interface cables entering and exiting the system, keeping them free of sharp bends (excessive bending in an interface cable can cause performance degradation) and out of the way.

  • Page 29: Power-On/Off Control

    Appendix A Technical Specifications directly from the power supply and performs the functions of power-up/down control, device discovery, code download, diagnostics, and environmental monitoring and alarms. Power-On/Off Control Based on commands it receives from its on-board EPROM and from the master RP, each MBus module directly controls the DC-DC converters on the component to which it is mounted.
  • Page 30 Appendix A Technical Specifications Maintenance Bus Cisco 12404 Internet Router Installation and Configuration Guide A-30 OL-11636-01...

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