BlackBerry Enterprise Server 4.1 for MDS Applications, 20u PRD-10459-034 User Manual

Choosing a BlackBerry Enterprise Server upgrade option

1

Upgrading the BlackBerry Enterprise Server software by overwriting the
existing version

The in-place upgrade process upgrades the BlackBerry® Enterprise Server software by replacing the existing version of the
software.

Advantages

Disadvantages

•

You do not require additional computers to perform this
upgrade.

•

When the upgrade process completes, user accounts are
active, and no additional administrative action is
required.

•

You cannot remove the BlackBerry Enterprise Server and
return to the earlier version of the software
automatically.

•

You must turn off the BlackBerry Enterprise Server during
the upgrade process, so the interruption to services for
BlackBerry devices lasts as long as it takes the upgrade
process to complete.

When you use the in-place upgrade process, the following events occur:
•

BlackBerry devices that are running BlackBerry® Device Software Version 4.0 or later receive new service books, and wireless
data synchronization occurs.

•

All BlackBerry devices receive new IT policies.

Upgrading the BlackBerry Enterprise Server by using a new computer

The cutover upgrade process installs the BlackBerry® Enterprise Server on a new computer and moves user accounts and server
information from the old BlackBerry Enterprise Server to the new one.

Advantages

Disadvantages

•

You can move user accounts back to the old BlackBerry
Enterprise Server if you encounter any problems with the
new one.

•

You can use new server hardware and start with a clean
environment.

•

You require one extra computer.

Upgrade Guide

Choosing a BlackBerry Enterprise Server upgrade option

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