Specifies which part of a call is processed, the originating or terminating side of the call. Only relevant in IMS/3GPP environments. Allowed values are:
EXTERNAL — Specifies that there is no route header in the SIP request or no call parameter in the route header.
ORIGINATING — Specifies that the route header contains call=orig.
TERMINATING — Specifies that the route header contains call=term_registered.
TERMINATING_UNREGISTERED — Specifies that the route header contains call=term_unregistered.
Superelements