CHAPTE R
3-1
Cisco IOS XR Getting Started Guide
OL-10957-02
3
Bringing Up the Cisco IOS XR Software on a Multishelf System
This chapter describes how to bring up the Cisco IOS XR software on a Cisco CRS-1 Carrier Routing
System Multishelf System for the first time.
Contents
This chapter contains the following sections:
Prerequisites, page 3-1
Restrictions, page 3-2
Information About Bringing Up a Multishelf System, page 3-3
Configuring the External Cisco Catalyst 6509 Switches, page 3-8
Integrated Switch System, page 3-20
Bringing Up and Configuring Rack 0, page 3-28
Bringing Up and Verifying FCCs, page 3-34
Bringing Up and Verifying the Non-DSC LCC, page 3-37
Verifying the Spanning Tree, page 3-39
Verifying Fabric Cabling Connections, page 3-43
Where to Go Next, page 3-47

Prerequisites

The following sections describe the software and hardware requirements for bringing up a multishelf
system.

Software Requirements

The multishelf system requires the following software:
Cisco IOS XR Software Release 3.4