H.248/MEGACO Protocol
H.248 is protocol used between the MGC and MG in Master-Slave fashion. MEGACO is similar to MGCP. MGC uses this protocol to control the MG. MEGACO provide the following enhancement over the MGCP. - Support multimedia and multi point conference enhanced service. - Improve syntax for more efficient semantic message processing. - TCP and UDP transport support - Support either binary or text encoding. Message Structure: Message { Transaction { Action { Command { Descriptor { Package { Property { }}}}}} MTACDPP … Message : Multiple Transactions can be concatenated into a message, which contains header, the version...