Restrictions For An Integrated Switch System; Before You Begin; Information About The Integrated Switch Implementation - Cisco Router IOS XR Getting Started Manual

Chapter 3 Bringing Up the Cisco IOS XR Software on a Multishelf System
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Hardware Requirements
Route processors (RPs) should be revision 8 or higher. SMF cables are required and LX optics is
recommended.

Restrictions for an Integrated Switch System

A mixture of 22-port SCGE and Cisco Catalyst 6K is not a supported configutation (except during
migration procedures). For information about migration procedures, see Cisco CRS-1 Carrier Routing
System Multishelf System Upgrade and Conversion Guide.

Before You Begin

Before you begin to bring up the integrated switch control network, consider the following items:
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Information About the Integrated Switch Implementation

To implement the integrated switch, you must understand the following concepts:
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Integrated Switch Overview
Four switches are present on the 22-port SCGE card. Two switches provide connectivity to all cards
inside the chassis. Two more Gigabit Ethernet (GE) switches on the board allow for all the external
connections.
Table 3-4
card.
OL-10957-02
Requires Cisco IOS XR Software Release 3.4.1 to support 22-port SCGE cards.
See the "Related Documents" section on page x
connecting Catalyst switches.
For additional information regarding Cisco IOS commands and usage, see the "Cisco IOS Software
Configuration" page at the following URL:
http://www.cisco.com/univercd/cc/td/doc/product/software/index.htm
Integrated Switch Overview, page 3-21
Integrated Switch Functions, page 3-22
Integrated Switch Control Network Topology, page 3-23
LED Definitions for the Integrated Switch System, page 3-23
lists the differences between intra-rack switch and inter-rack switch for the 22-port SCGE
for a hyperlink to documents about installing and
Cisco IOS XR Getting Started Guide
Integrated Switch System
3-21