Nortel Networks 207344-B manual Features of the Switch Modules

Using the Centillion EtherSpeedII Switch Modules

Router

ATM MDA MCP module

EtherSpeedII

modules

Centillion 100
chassis	BayStack Ethernet hub
100 Mb/s

UTP 10/100 connections

to users

9465EA

Figure 1-1. EtherSpeedII Switch Modules in a Network Center

Note: You can use Category 3 UTP cable only for fixed 10 Mb/s port operation, not for 100 Mb/s or 10/100 autonegotiating port operation.

Features of the Switch Modules

The Centillion EtherSpeedII 10/100BASE-T 20-Port Switch Module and the Centillion EtherSpeedII 100BASE-FX 16-Port Switch Module offer the following features:

•Wire-speed, port-to-port, packet transfer

•Single-slot design to fit into the Centillion 50/100 chassis

•Autonegotiation of Ethernet 10/100 Mb/s speed (EtherSpeedII 10/100BASE-T switch module only)

•Layer 2 MAC address-based switching

•Local frame switching, module-to-module switching, backplane switching, and riser switching

•200 MHz RISC processor

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