A problematic messaging agent is the bane of any BES Administrator. I've previously blogged about implementing / tweaking the NumAgents and MaxUsersPerAgent registry keys ... well I've got one more for you. These tweaks are great if you've got a BES communicating with several Exchange servers and want to ensure that you have at least a single messaging agent for each server, or if you've got a heavily loaded BES and want additional agents to further spread out the load, but what if you've got a...

The last part that we'll look at from the Performance Benchmarking Guide will be: Updating user directory list information in the BlackBerry Configuration Database

The BlackBerry® Mail Store Service updates an organization's user directory list information in the BlackBerry Configuration Database every 24 hours. The BlackBerry Mail Store Service must be installed on the computer that hosts the BlackBerry® Enterprise Server so that it can access an organization's messaging platform...

So as a continuation on to yesterday's post with content from the Performance Benchmarking Guide ... here's a bit about Sending BlackBerry Java Applications and updates to BlackBerry devices. I posted previously about application push through software configuration and how it relates to the POLC log, but here it is from the source.

If you assign a software configuration that contains a BlackBerry® Java® Application to a user or group, change an existing software configuration, or...

If you haven't read it already ... RIM has released BlackBerry Enterprise Server Express ... wait a sec, didn't that already exist?

I don't get the reusing of names and RIM's ability to successfully confuse administrators (Like the whole MDS, MDS-CS, MDS-IS debacle) ... anyhoo check it out: BlackBerry - BlackBerry Enterprise Server Express

Things to note:

• Supported on Exchange 2003/2007/2010 only (yay! 2010 support included)
• Supported on Windows Server 2003

...

I've been reading through the BlackBerry Enterprise Server for Microsoft Exchange Version: 5.0 Performance Benchmarking Guide and picked up a few read-worthy things.

A somewhat English translation of how IT Policy works (in RIM's words)

Sending IT policy updates to BlackBerry devices

If you assign an IT policy to a user account or group, change an existing IT policy, or delete an existing IT policy, the BlackBerry® Policy Service sends an IT policy update...