Cisco Headend System Release 2.5 Installation Guide

D-4

SR 2.5 and SR 3.5 UniPack Rollback Procedures

78-738190-01 Rev B

Activate the Old System Release,

Continued

Type luactivate <previous SR> and then press Enter.
Note: Substitute the system release you are trying to restore for

<previous SR>.
Result: The system activates the version of system software that was installed

on your system prior to the upgrade and displays the following message:

*************************************************************************

The target boot environment has been activated. It will be used when you

reboot.

NOTE: You must use either init or shutdown when you reboot. If you do

not use one of these commands, the system will not boot using the target

BE.

*************************************************************************

In case of a failure while booting to the target BE, the following process

needs to be followed to fallback to the currently working boot

environment:

1. Enter the PROM monitor (ok prompt).

2. Change the boot device back to the original boot environment by typing:

setenv boot-device disk:a

3. Boot to the original boot environment by typing: boot

*************************************************************************
Activation of boot environment <previous SR> successful.

Type lustatus and then press Enter.
Result: The system displays the status of the LiveUpgrade boot environment.
Example: You should see results similar to this example:

BE_name Complete Active ActiveOnReboot CopyStatus

--------------------------------------------------------------------------------------------------

SR_2.2 yes no yes -

SR_2.5 yes yes no -

Note: The example shows that the SR 2.2 environment will become active

after the next reboot.