{"draft":"draft-ietf-mmusic-sip-12","doc_id":"RFC2543","title":" SIP: Session Initiation Protocol ","authors":["M. Handley","H. Schulzrinne","E. Schooler","J. Rosenberg"],"format":["ASCII","HTML"],"page_count":"151","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Multiparty Multimedia Session Control RAI","abstract":" The Session Initiation Protocol (SIP) is an application-layer control (signaling) protocol for creating, modifying and terminating sessions with one or more participants.  [STANDARDS-TRACK]  ","pub_date":"February 1999","keywords":["SIP","application-layer","application","layer","multimedia","multicast","unicast"],"obsoletes":[],"obsoleted_by":["RFC3261","RFC3262","RFC3263","RFC3264","RFC3265"],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC2543","errata_url":null}