{"draft":"draft-ietf-sip-session-policy-framework-10","doc_id":"RFC6794","title":"A Framework for Session Initiation Protocol (SIP) Session Policies","authors":["V. Hilt","G. Camarillo","J. Rosenberg"],"format":["ASCII","HTML"],"page_count":"36","pub_status":"PROPOSED STANDARD","status":"PROPOSED STANDARD","source":"Session Initiation Protocol","abstract":"Proxy servers play a central role as an intermediary in the Session\r\nInitiation Protocol (SIP) as they define and impact policies on call\r\nrouting, rendezvous, and other call features.  This document\r\nspecifies a framework for SIP session policies that provides a\r\nstandard mechanism by which a proxy can define or influence policies\r\non sessions, such as the codecs or media types to be used.  It\r\ndefines a model, an overall architecture and new protocol mechanisms\r\nfor session policies.  [STANDARDS-TRACK]","pub_date":"December 2012","keywords":["[--------]"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC6794","errata_url":null}