Cisco CRS-1 - Carrier Routing System Router Migration Guide

1-9
Cisco CRS-1 Carrier Routing System to Cisco CRS-3 Carrier Routing System Migration Guide
OL-13669-03
Chapter 1 Migrating to a Cisco CRS-3 Carrier Routing System
IOS-XR Software Upgrade Procedure
Step 5 Verify Mgmt access to the router (see caveats section)
Step 6 While upgrading from 3.x.x images to 4.x.x images upgrade the file system of flash disks (boot device
which is typically disk0) to FAT32 file system for 2 GB and 4 GB flash disks. The procedure to upgrade
the file system of flash disks is different for 2GB and 4 GB Flash disks.
Verifying that the System Meets RP Memory Requirements
Due to image size increase on x86 based PX images you will need to have at least 1 GB of free memory
on each of the Route Processor (RP) modules.
Execute the following command to verify the free memory on the RP.
RP/0/RP0/CPU0:BELUGA-QQ-4#show memory
Tue Oct 12 22:17:28.761 PST
Physical Memory: 4096M total (1840M available)
IOS-XR Software Upgrade Procedure
For links to the latest IOS XR software upgrade instructions, refer to the Cisco IOS XR General
Information page here:
http://www.cisco.com/web/Cisco_IOS_XR_Software/index.html
Obtain the Required PIE Files
The Composite Mini Package is mandatory to perform the upgrade. The additional PIE files listed below
are optional. whether they are needed or not depends on your router configuration and required features:
Ta bl e 1-3 OS XR PPX Software PIE Filenames
PIE File Description Sample PIE Filename Package Name
Mini Package (OS-MBI, Base,
Admin, Fwdg, lc Rout)
hfr-mini-px.pie-4.0.1 or
4.0.2
disk0:comp-hfr-mini-px-4.0.1
or 4.0.2
Upgrade Package* (see note) hfr-upgrade-px.pie-4.0.1 or
4.0.2
disk0:hfr-px-upgrade-4.0.1 or
4.0.2
Multicast Package hfr-mcast-px.pie-4.0.1 or
4.0.2
disk0:hfr-mcast-px-4.0.1 or
4.0.2
Manageability Package hfr-mgbl-px.pie-4.0.1 or
4.0.2
disk0:hfr-mgbl-px-4.0.1 or
4.0.2
MPLS Package hfr-mpls-px.pie-4.0.1 or
4.0.2
disk0:hfr-mpls-px-4.0.1 or
4.0.2
Security Package hfr-k9sec-px.pie-4.0.1 or
4.0.2
disk0:hfr-k9sec-px-4.0.1 or
4.0.2
Diagnostic package hfr-diags-px.pie-4.0.1 or
4.0.2
disk0:hfr-diags-px-4.0.1 or
4.0.2

Cisco CRS-1 - Carrier Routing System Router Specifications

General

Brand	Cisco
Model	CRS-1 - Carrier Routing System Router
Category	Network Router
Language	English