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Nortel Integrated Conference Bridge Service Implementation Guide
Upgrades
Purpose
This chapter provides procedures for upgrading your system to ICB
Release 4 from previous releases and for upgrading sub-issues of ICB
Release 4. The chapter contains the following sections:
• “Overview” on page 211 – introduces the ICB upgrade strategy.
• “Planning for an upgrade” on page 214 – provides information to
help prepare for an upgrade.
• “Upgrade procedures” on page 215 – provides system upgrade
procedures.
Overview
The ICB Release 4 can be upgraded from MICB Release 2 and MICB
Release 3, but not from MICB Release 1. A new board and a new flash
card are provided when upgrading. The vintage BC and flash card are
replaced in upgrading. The dongle remains. Upgrades cannot be
completed over the web. A new keycode is required when upgrading.
Table 5 6 shows the upgrade paths regarding the conversion of
hardware and customer data.
Table 56
ICB upgrade paths
From ... To ...
Firmware Card Firmware
Card
Data conversion
MICB Release 1 NT5D51AA ICB Release 4 NT5D51BC No
MICB Release 1 NT5D51AB ICB Release 4
NT5D51BC No
MICB Release 2 NT5D51AB ICB Release 4
NT5D51BC
Yes
MICB Release 2 NT5D51AB ICB Release 4
NT5D51BC
Yes