The IESG has approved the Internet-Draft 'SDPng Transition' <draft-ietf-mmusic-sdpng-trans-04.txt> as an Informational RFC. This document is the product of the Multiparty Multimedia Session Control Working Group. The IESG contact persons are Jon Peterson and Allison Mankin. RFC Editor Note: OLD: 2 last paragraph and are now under discussion for TDM. Extensions to other transport NEW: and are now under discussion for time division multiplexing (TDM) networks. Extensions to other transport OLD: 4.1. (SAPv0) announcement. SDPng contents MAY be identified by a different NEW: announcement. SDPng contents may be identified by a different OLD: 4.3 3rd paragraph A SIP UAC MAY use an SDPng message body in a SIP INVITE (or other) NEW: A SIP UAC may use an SDPng message body in a SIP INVITE (or other) OLD: 4.3 4th paragraph of a peer to understand SDPng in addition (or instead) plain SDP. Methods such as OPTIONS MAY be used to determine a peer's support for NEW: of a peer to understand SDPng in addition (or instead) plain SDP. Methods such as OPTIONS may be used to determine a peer's support for