Omni switch/router chassis and power supplies, 1 omni switch/router chassis and power supplies – Alcatel Carrier Internetworking Solutions Omni Switch/Router User Manual

Page 31

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1

Omni Switch/Router

Chassis and Power Supplies

Alcatel's Omni Switch/Router (OmniS/R) is an advanced, multi-layer switching platform (Layer
2 and 3) that supports the most demanding switch requirements. With Omni Switch/Router,
network administrators can replace aging

FDDI

or Fast Ethernet backbones with high capacity

Gigabit Ethernet backbones.

♦

Important Notes

♦

Beginning with Release 4.4,

FDDI

is no longer

supported. Beginning with Release 4.5, ATM, Token
Ring, M013, and Mammoth-based Ethernet Modules are
no longer supported.

Omni Switch/Router modules can be distinguished
from older OmniSwitch modules by the

X

in the

module name. For example, the

ESM-100C-32W

is an

OmniSwitch module whereas the

ES

X

-100C-32W

is an

Omni Switch/Router module.

Omni Switch/Router has a distributed switching fabric. In a 9-slot chassis operating at full
duplex, Omni Switch/Router offers an aggregate 22 Gigabit per second (Gbps) distributed
switching fabric. In addition, Omni Switch/Router offers new high density switching modules,
including auto-sensing 10/100 Ethernet modules that offer high speed network connections to
servers and desktops. (See

Omni Switch/Router Applications and Configurations

on page 1-5

for examples.)

The

Omni Switch/Router

Management Processor Module (

MPX

) module provides the core

routing,

VLAN MAC

learning,

SNMP

, and file management functions for the entire Omni

Switch/Router. In addition, the

MPX

has an Ethernet plug-in port for managing the switch.

Only one

MPX

is required per Omni Switch/Router, but you can add another

MPX

for

redundancy. See Chapter 2, “The Omni Switch/Router

MPX

,” for more information on

the

MPX

.

♦

Important Note

♦

Omni Switch/Router switching modules require an

MPX

. You cannot install any version of the

MPM

(i.e.,

MPM-C

,

MPM 1G

,

MPM II

, or original

MPM

) in a chassis

with an

MPX

.

An Omni Switch/Router Hardware Routing Engine (

HRE-X

). The

HRE-X

offers high-speed

Layer 3 switching from 1.5 to 12.0 million packets per second (Mpps) in a fully loaded
chassis. See The Omni Switch/Router Hardware Routing Engine (HRE-X) on page 1-22 for
more information on the

HRE-X

.

Omni Switch/Router switching modules perform software filtering, translations between
dissimilar network interfaces, and hardware-based switching. Omni Switch/Router switching
modules have an additional on-board interface connector for the

HRE-X

.

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