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1: Planning to upgrade your BlackBerry environment
Choosing a BlackBerry Enterprise Server upgrade option
Upgrade option Description Advantages Disadvantages User impact
Upgrade the BlackBerry
Enterprise Server using an
in-place process.
The in-place upgrade
process installs BlackBerry
Enterprise Server Version
4.1.4 over the existing
version.
•you do not require
additional computers
to perform this
upgrade
• when the upgrade
completes, user
accounts are active
and no additional
administrative action
is required
• you cannot remove
BlackBerry Enterprise
Server Version 4.1.4
and return to the
earlier version
automatically
• you turn off the
BlackBerry Enterprise
Server during the
upgrade, so the
BlackBerry service
interruption lasts for
as long as the upgrade
process
• if you upgrade from a
version earlier than
BlackBerry Enterprise
Server Version 4.0, the
BlackBerry Enterprise
Server takes longer
than it did previously
to start because it
sends new service
books to all the
BlackBerry devices
that are capable of
wireless
synchronization
• BlackBerry devices
running BlackBerry®
Device Software
Version 4.0 or later
receive new service
books and wireless
synchronization
occurs
• all BlackBerry devices
receive new IT policies