Allow (or not allow) users to connect to the external services

Turning off this option does not allow users to connect to the external services.

Supported on: At least Windows Vista
Registry HiveHKEY_CURRENT_USER
Registry PathSoftware\Policies\Microsoft\Office\12.0\InterConnect\General\Service
Value NameExternalService
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

ic12.admx

Administrative Templates (Computers)

Administrative Templates (Users)