What happens if the data that is requested to be updated by the AS is not allowed to be updated?
Experimental-Result is set to DIAMETER_ERROR_USER_UNKNOWN in the Sh-Update Response
Experimental-Result is set to DIAMETER_ERROR_USER_DATA_CANNOT_BE_MODIFIED in the Sh-Update Response
Experimental-Result-Code is set to DIAMETER_ERROR_IDENTITIES_DONT_MATCH
Experimental-Result-Code is set to DIAMETER_ERROR_OPERATION_NOT_ALLOWED in the Sh-Update Response