How to a Use Group Policy Object to Configure Outlook Anywhere RPC over HTTP settings

NOTE: Outlook Anywhere policy settings are not included in the Group Policy template file (Outlk12.adm).

Download and Install Microsoft Office 2007 Suite Service Pack 1.

Download and Install Hotfix 941275 - Outlook 2007 Post-Service Pack 1 Hotfix Package (This hoyfix must be requested from Microsoft)

Download and Install Hotfix 950282 - Outlook 2007 hotfix March 20, 2008(This hoyfix must be requested from Microsoft)


Download article-961112.adm from Microsoft:
http://download.microsoft.com/download/F/B/C/FBC43645-89EA-4FB4-828C-DFE27C360233/article-961112.adm

Open the Group Policy Editor on the domain controller
Add the Article-961112.adm file:
Right-click Administrative Templates and click Add/Remove Templates.
In the Add/Remove Templates dialog box click Add.
In the Policy Templates dialog box locate and select the Article-961112.adm file. Click Open.
Click Close in the Add/Remove Templates dialog box.
Under User Configuration in Administrative Templates expand the policy node labeled Article 961112 Policy Settings.

Select the Outlook Anywhere (RPC/HTTP) node to list the following policies under the Setting column in the right-pane:
RPC/HTTP Connection Flags
Proxy Server Name
Only Connect if Proxy Server certificate has this principal name
Proxy authentication Setting
Double-click each policy to configure the appropriate RPC/HTTP setting for your Outlook clients.

source: http://support.microsoft.com/kb/961112