Avaya S8100 Series Manual page 200

Upgrading Communication Manager on Avaya S8700-series Media Servers or S8700-series ESS from R2.x/
!
CAUTION:
The licensing of the platform and port network connectivity attributes for the
CAUTION:
S8700-series Media Server can be complex. For more information, see
about platform/PNC license settings for the S8700-series Media Server
page 71.
!
Important:
If you have a Survivable Remote EPN or Manual Backup Servers (MBS), you can
Important:
no longer use them. They cannot be upgraded to Release 3.1. However, you can
migrate the MBSs to Enterprise Survivable Servers (ESSs). For more
information, see Avaya Enterprise Survivable Servers (ESS) User Guide
(03-300428).
Although you always upgrade Communication Manager on a busied-out standby media server,
you can access SAT commands only on the active media server. Some preupgrade steps are
done on the active media server first, then you move to the standby media server for the actual
software upgrade. Some post-upgrade steps are done on the active media server, also.
!
CAUTION:
Rebooting an active media server causes a service interruption. Ensure that you
CAUTION:
are on a busied out, standby media server when upgrading the software.
Prerequisites
You must complete several tasks before going on site and starting the upgrade. You must
complete the tasks in the
TN2312AP/BP IPSI circuit pack upgrades
The TN2312AP/BP IP Server Interface (IPSI) circuit packs must have the most recent release
of the firmware before you upgrade Communication Manager on the media server. Upgrade the
IPSI firmware first. For firmware upgrade procedures, see
SIPIs on page 283.
200 Upgrading, Migrating, and Converting Media Servers and Gateways
Checklist of tasks to perform before you go on site on page 68.
Upgrading firmware on the IPSIs and
Caution
on