Use the following procedure to upgrade the Avaya Solutions Platform 130 from Release 4.0 (Avaya Supplied ESXi 6.5) to Release 5.x (Avaya Supplied ESXi 7.0) with Communication Manager Release 8.1.x installed on it.
Take the backup of Communication Manager and keep it on remote servers.
If the Avaya Solutions Platform 130 upgrade is successful, power on the Communication Manager application and ensure Communication Manager is up and running.
If the Communication Manager application is not up and running, go to step 4.
If the Avaya Solutions Platform 130 upgrade fails:
Do the fresh deployment of Avaya Solutions Platform 130 Release 5.x.
For information about installing Avaya Solutions Platform 130, see Installing the Avaya Solutions Platform 130 Series.
Deploy Communication Manager at the same version that was before the Avaya Solutions Platform upgrade.
Restore the backup that is taken at step1 and ensure everything is working fine.