... Version (2 bit) determining version of RTCP At present it’s installed equal - Padding (P.1 bit) when being installing, it will determine RTCP information package, including some octet added at ... meeting QoS fixed, RSVP will send periodically a requirement of prior keeping under prior keeping line of transmission line newscast Precise prior keeping line attained owing to information in ... H323 includes kinds of fixed elements, when they work together in network they will provide multi media telecommunication service from point to point, and point to multi points In the terminal,...