MMCD-810 — H.323 data channel announced and ready
H.323 proxy has prepared and announced a new data channel. The channel originator data is: %1 (client/server), %3 (port), %5 (number) and %6 (session ID). The channel is prepared toward the counterpart of the originator, socket address/port (and virtual address/port if NAT is on) are %7 and %8.