I realized that checking Service Pack in DPM is not straight forward. Anyways, here is how you check:

In this article, I will be showing how do we make use of ISA 2006 to achieve Autodiscover function for multi-tenant infrastructure.

What will happen if we do not do this?

The outlook 2007 users will get security prompt about the certificate on the ISA server whenever they perform an auto profile configuration and offline address book download.

In this article, I am going to go through the configuration of ISA to work with OWA and Outlook anywhere for Exchange 2007.

On your ISA server, open up the management console and click "Publish Exchange Web Client Access"

We create a rule for OWA 1st.

I had recently purchased HP Mini Netbook. It comes with Windows XP Home Edition, so I decided to try out Windows 7 as I have aready started using it in my office laptop and it rocks!

Knowing how to build fault tolerance and redundancy into your Exchange Server 2007 computers and supporting services is only the first step in designing a highly available Exchange
system. You also need to understand the various Exchange Server 2007 roles, how they operate, and the appropriate method for adding redundancy or fault tolerance to each role.

After completing the configuration of part 1, your enviroment is ready to procedure with mult-tenant configuration.

As for now, any account that created in either OU are able to see each other. that is fine for now.

Overview

If you have done the setup of exchange 2007 with ISA as reverse proxy, then you might have been asked to do something about the OWA URL because your users are too lazy to type out the full URL.

This short tutorial explains how to use the Exchange Management Console or the Exchange Management Shell to create a new storage group. To perform this procedure, the account you use must be delegated the following:

Exchange Server Administrator role and local Administrators group for the target server Procedure

This is quick tutorial for configure ActiveSync to work with ISA 2006.

It's using "Publish Exchange Web Client Access" rule. Just follow the screen shots and your ActiveSync will work.

p.s. make sure your ActiveSync directory on IIS enabled for "Basic Authentication", remember to restart IIS if you make the necessary changes.