Verifying That The System Meets Rp Memory Requirements; Ios-Xr Software Upgrade Procedure; Obtain The Required Pie Files - Cisco CRS-1 - Carrier Routing System Router Migration Manual

Chapter 1 Migrating to a Cisco CRS-3 Carrier Routing System
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.

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:
Table 1-3
PIE File Description
Mini Package (OS-MBI, Base,
Admin, Fwdg, lc Rout)
Upgrade Package* (see note)
Multicast Package
Manageability Package
MPLS Package
Security Package
Diagnostic package
OL-13669-03
RP/0/RP0/CPU0:BELUGA-QQ-4#show memory
Tue Oct 12 22:17:28.761 PST
Physical Memory: 4096M total (1840M available)
OS XR PPX Software PIE Filenames
Cisco CRS-1 Carrier Routing System to Cisco CRS-3 Carrier Routing System Migration Guide
Sample PIE Filename
hfr-mini-px.pie-4.0.1 or
4.0.2
hfr-upgrade-px.pie-4.0.1 or
4.0.2
hfr-mcast-px.pie-4.0.1 or
4.0.2
hfr-mgbl-px.pie-4.0.1 or
4.0.2
hfr-mpls-px.pie-4.0.1 or
4.0.2
hfr-k9sec-px.pie-4.0.1 or
4.0.2
hfr-diags-px.pie-4.0.1 or
4.0.2
IOS-XR Software Upgrade Procedure
Package Name
disk0:comp-hfr-mini-px-4.0.1
or 4.0.2
disk0:hfr-px-upgrade-4.0.1 or
4.0.2
disk0:hfr-mcast-px-4.0.1 or
4.0.2
disk0:hfr-mgbl-px-4.0.1 or
4.0.2
disk0:hfr-mpls-px-4.0.1 or
4.0.2
disk0:hfr-k9sec-px-4.0.1 or
4.0.2
disk0:hfr-diags-px-4.0.1 or
4.0.2
1-9