office 2007 compatibility pack Deploying via Group Policy

First, download fileformatconverters.exe from Microsoft Website

create one blank directory name temp
then extract using the command

fileformatconverters.exe /extract:c:\temp\

Copy the files O12Conv.CAB and O12Conv.MSI to a shared folder on your server.

then goto the desired deploying ou and select group policy create new group policy.

Expand out the Computers Configuration and select the Software Settings > Software Installation.
Right-click in the right hand pane and select New > Package.
Browse to the package on the file share you are going to use and select the O12Conv.MSI

Once you have pressed OK you will find the package in your GPO.