{"draft":"draft-ietf-sipping-sip-offeranswer-18","doc_id":"RFC6337","title":"Session Initiation Protocol (SIP) Usage of the Offer\/Answer Model","authors":["S. Okumura","T. Sawada","P. Kyzivat"],"format":["ASCII","HTML"],"page_count":"33","pub_status":"INFORMATIONAL","status":"INFORMATIONAL","source":"IETF - NON WORKING GROUP","abstract":"The Session Initiation Protocol (SIP) utilizes the offer\/answer model\r\nto establish and update multimedia sessions using the Session\r\nDescription Protocol (SDP).  The description of the offer\/answer\r\nmodel in SIP is dispersed across multiple RFCs.  This document\r\nsummarizes all the current usages of the offer\/answer model in SIP\r\ncommunication.  This document is not an Internet Standards Track \r\nspecification; it is published for informational purposes.","pub_date":"August 2011","keywords":["answer","offer","SDP","SIP"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC6337","errata_url":null}