Upgrade Checklists; Preparing - Nortel Meridian Meridian 1 Upgrade Manual

Page 24 of 284 Preparing and planning for the upgrade

Upgrade Checklists

Preparing

NN43021-469 Standard 01.01 May 2007
• Determine if software can be converted on site or must be sent to Nortel.
• Prepare a contingency plan for backing out of the upgrade.
DANGER OF ELECTRIC SHOCK
In a DC-powered system, power to the column can
remain on during the following procedures. In an
AC-powered system, however, power to the entire
column must be shut down throughout the procedures.
Upgrade checklists can be found in "Upgrade checklists" on
Engineers may print this section for reference during the upgrade.
Preparing for an upgrade involves the following tasks:
• Identify and become familiar with all procedures.
• Verify that all installed applications meet the minimum software
requirements for the target platform (see Communication Server 1000M
and Meridian 1: Large System Planning and Engineering
(NN43021-220)).
• Verify proper cable lengths for the target platform.
• Determine and note current patch or Dep lists installed at the source
platform.
• Determine required patch or Dep lists at the target platform for all
system-patchable components (Call Server, Voice Gateway Media
Cards, Signaling Servers and so on).
• Determine the required patches or DEP lists installed on all applications
(CallPilot, Symposium Call Center Server, Meridian Mail, TM 3.1, and
so on).
• Determine and communicate the required maintenance window,
contingency plan and the impact to the customer to complete the
procedure.
page 263.