Cisco Cisco IOS XR Software Release 3.2

Exit admin EXEC mode.

RP/0/RP0/CPU0:router(admin)# exit
RP/0/RP0/CPU0:router#

Trigger the SMU by committing the configuration:

RP/0/RP0/CPU0:router# configure
RP/0/RP0/CPU0:router(config)# hostname current_hostname
RP/0/RP0/CPU0:router(config)# commit
RP/0/RP0/CPU0:router(config)# exit

Enter the install commit command from admin mode to commit the SMU and save the active software 
set to be persistent across router reloads.

RP/0/RP0/CPU0:router# admin
RP/0/RP0/CPU0:router(admin)# install commit

Before performing an upgrade, perform the following pre-upgrade checks on the Cisco CRS-1:

Verify system stability through commands described in 

.

Verify that the ROMMON is at least version 1.32. If not, see 

 to upgrade the ROMMON. 

Back up running-config prior to upgrade

RP/0/RP0/CPU0:router# copy running-config location

Run the following command and note the latest rollback point available before performing the upgrade.

RP/0/RP0/CPU0:router(admin)# show install rollback ?

Verify that all applicable mandatory SMUs are active on the router. Optional packages and SMUs can 
also be active on the system. If any of the mandatory SMUs are not active then they must be activated 
before proceeding with the upgrade.

Use the following procedure to upgrade the Cisco IOS XR software from Release 3.2.0 to Release 3.2.2 
on a Cisco CRS-1. 

Add the required PIE files to disk:

RP/0/RP0/CPU0:router(admin)# install add <device or tftp/ftp/rcp>/PIE_file_name to disk0: 
sync

Step 1 must be repeated for each of the PIE files listed in 

 or all of the PIE 

files can be added together in a single install add command. To add all PIE files using a single command, 
list all of the PIE files (including their source) within the install add command in the following manner: