If adding the SUS server policy info by hand or logon script...

this is the reg file that i used for our remote peer to peer workstations that i could not get to using GPO.

Code:

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate]
"WUServer"="http://68.165.xx.xx"
"WUStatusServer"="http://68.165.xx.xx"

[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU]
"NoAutoUpdate"=dword:00000000
"AUOptions"=dword:00000004
"ScheduledInstallDay"=dword:00000000
"ScheduledInstallTime"=dword:00000002
"UseWUServer"=dword:00000001
"RescheduleWaitTime"=dword:00000001
"NoAutoRebootWithLoggedOnUsers"=dword:00000000