Computer Configuration > Policies > Centrify Settings > Mac OS X Settings > Software Update Settings > Specify software update server (Legacy, Currently supported)
Note: There are actually separate versions of this policy in version-specific folders.
This enables you to specify a separate update server based on the version of the Mac OS X computer.
Type the URL that identifies the computer you are using as the software update server. It is recommended that you specify the hostname of the server rather than the IP address; for example:
In addition, to ensure that DNS associates the hostname of the update server with the IP address, add a line such as the following to the
192.168.2.79 is the IP address of the update server and
myHost.local is the hostname.
This policy can take effect dynamically at the next group policy refresh interval.