Router Getting Started Guide

CHAPTER
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