Summary

Recommendation ITU-T H.248.4 defines the transport of ITU-T H.248.1 Gateway Control Protocol messages over the Stream Control Transmission Protocol (SCTP). SCTP is an alternative to UDP or TCP. Transport of ITU-T H.248.1 over UDP or TCP is defined in Annex D of Recommendation ITU-T H.248.1.

This revision specifies the use of the LONG-TIMER to remove a Transaction Identity from the list of responses.