tity [1 . . . n] signaling channel (e.g., any tokens provided in the H.323 SETUP message). 9 X ??? String CallID The CallID that is provided by the calling client. 10???X ??? URL CallURL Information about that call, including the IP address of the caller, and other parameters, for example (same format as Call.accept (Destinations )): H323: 199.203.72.1:80 [0172] CallAnswer.Accept Reply-FIG. 9c [01