Cisco Systems 12406 series manual Multigigabit Crossbar Switch Fabric, Switch Fabric Card Types

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Chapter 1 Product Overview

Multigigabit Crossbar Switch Fabric

Multigigabit Crossbar Switch Fabric

Cisco 12006 and Cisco 12406 router switch fabric circuity provides synchronized gigabit-speed interconnections for the line cards and the RP. The switch fabric circuitry resides in five fabric card slots: two for CSCs; three for SFCs. (See Figure 1-3.)

Figure 1-3 Clock and Scheduler and Switch Fabric Card Bays

CISCO 12000 GIGABIT SWITCH ROUTER

AUX

CONSOLE

CSC

CSC

Alarm

cards (2)

GIGABIT ROUTE PROCESSOR

SFC

SFC

SFC

57084

Switch Fabric Card Types

The CSCs are installed in the half-width slots labeled CSC 0 and CSC 1 on the lower left side of the chassis, located directly beneath the RP and line card cage and directly above the alarm card bays. The three SFCs are installed in the half-width slots labeled SFC 0, SFC 1, and SFC 2 on the lower right side of the chassis.

Note To operate, Cisco 12006 and Cisco 12406 routers must have at least one CSC card installed, in addition to SFC and alarm cards.

The CSC contains the following functionality:

 

Cisco 12006 and Cisco 12406 Router Installation and Configuration Guide

1-10

OL-11497-03

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Contents Product Overview IntroductionProduct Description Cisco 12006 and Cisco 12406 router Front View Product Overview Product Description Product Overview Product Description Cisco 12006 and Cisco 12406 router Rear View Chassis Physical and Functional DescriptionRP and Line Card Slots Alarm Card Slots Switch Fabric Card SlotsChassis Backplane Power CoolingMultigigabit Crossbar Switch Fabric Switch Fabric Card TypesNonredundant and Redundant System Configurations Switch Fabric Switching Capacity and Router Type Switch Fabric RedundancyPower-Up/Down Control Maintenance BusDevice Discovery Environmental Monitoring and Alarms DiagnosticsCode Download Route Processors Route Processor FunctionsRoute Processor Types Gigabit Route ProcessorProduct Overview Route Processors GRP Layout GRP Memory Components Type Size Quantity Description LocationSram Reset AUX Coll RX Link MII System Status LEDsSoft Reset Switch GRP Alphanumeric LED Displays Partial FaceplatePcmcia Slots Asynchronous Serial PortsEthernet Port Performance Route Processor Performance Route Processor Front ViewProduct Overview Route Processors PRP Horizontal Orientation PRP Memory Components SdramSdram Flash Disk Size Product Number Soft Reset Switch Flash Disk Slots Ethernet PortsLine Cards 10 Sample Line Cards Alarm Cards AlarmClock and Scheduler Card and Switch Fabric Card Status Alarm Output FunctionAlarm Card Status Power Source Monitoring Power SubsystemsAlarm Relay Contact Connector AC Power Subsystem AC PDU12 AC Power Distribution Unit AC-Input Power Supply 13 AC-Input Power SupplyProduct Overview Power Subsystems DC Power Subsystem LED Label Function State Description14 DC Power Distribution Unit Power a DC-Input Power Entry Module16 DC-Input Power Entry Module LED Label Color Function Power Distribution Blower ModuleTop view Air Filters 18 Air Filter LocationsCable-Management System 19 Chassis Cable-Management System Technical Specifications Field-Replaceable Units