Upgrades; Purpose; Overview - Nortel Meridian Meridian 1 Implementation Manual

Upgrades

Purpose

This chapter provides procedures for upgrading your system to MICB 3
from previous releases and for upgrading sub-issues of MICB 3. The
chapter contains the following sections:
• "Overview" on page 183
• "Planning for an upgrade" on page 185
help prepare for an upgrade.
• "Upgrade procedures" on page 186
procedures.

Overview

The MICB can be upgraded to MICB 3 from MICB 2, but not from
MICB 1. An MICB 2 can be upgraded running on the card version AC
on the same card. If upgrading from an older version (that is, AA or AB),
the card must be replaced with vintage AC. A new keycode is required
when upgrading from MICB 2 to MICB 3. Table 50 shows the upgrade
paths regarding the conversion of hardware and customer data.
Table 50
MICB upgrade paths
From ...
NT5D51 Vintage
AC
AB
AB
AA
Note: There is no upgrade from MICB 1 to MICB 3. This is the same
as a new installation.
Meridian Integrated Conference Bridge
Firmware
MICB 2
MICB 2
MICB 1
MICB 1
– introduces the MICB upgrade strategy.
– provides information to
– provides system upgrade
Upgrade
Same hardware
Yes
No
No
No
Service Implementation Guide
Page 183 of 208
Data conversion
Yes
Yes
No
No