Table Of Contents - Cisco CRS-1 - Carrier Routing System Router Migration Manual

Preface
Changes to This Document
Obtaining Documentation, Obtaining Support, and Security Guidelines
Migrating to a Cisco CRS-3 Carrier Routing System
Contents
CRS-1 to CRS-3 Software Migration Compatibility Matrix
Prerequisites for Upgrading IOS-XR Software Prior to Migrating to a Cisco CRS-3 Carrier Routing
System
Cisco IOS-XR Flash Disk Requirements for Migration to CRS-3
File System Upgrade Procedure for 2GB Flash Disks
IOS-XR Software Upgrade Procedure
Upgrading to Cisco IOS XR Software Release 4.0.X(PX) Before Migrating to Cisco CRS-3 Hardware
Cisco CRS-3 Carrier Routing System and CRS-1 Carrier Routing System Hardware Compatibility
Matrix
OL-13669-03
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1-1
1-3
ROMMON Upgrades
1-4
OPTION-A
1-4
OPTION-B
1-4
Flash Disk Upgrade Process to 4GB
Inserting the 4GB Flashdisk
Disk Formatting
1-6
Verifying the Disk File System
Setting Up Disk Mirroring
Swapping Mirrored Disks
Verifying Standby RP Disk Upgrade
Performing Switchover
1-7
Upgrading the Standby RP
Verifying that the System Meets RP Memory Requirements
Obtain the Required PIE Files
New Image Name Changes for 4.0 and Onwards
Verify System Stability
1-10
Additional Pre-upgrade System Checks
Post-Upgrade Procedure
1-16
1-20
Cisco CRS-1 Carrier Routing System to Cisco CRS-3 Carrier Routing System Migration Guide
C O N T E N T S
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