Use the Get User Location Service API to get a user's IP address for zoning purposes Returns the IP if ULS enabled and one successfully found, otherwise undefined. undefined response indicates Rev should use the user's public IP for zoning.
how many milliseconds to wait for a response (if user is not) on VPN / intranet with ULS DME then DNS lookup or request can time out, so don't set this too long. Default is 10 seconds
By default the User Location Services settings is cached (not the user's detected IP). Use this to force reloading the settings from Rev.
See
Environment API Docs