{"draft":"draft-ietf-martini-reqs-09","doc_id":"RFC5947","title":"Requirements for Multiple Address of Record (AOR) Reachability Information in the Session Initiation Protocol (SIP)","authors":["J. Elwell","H. Kaplan"],"format":["ASCII","HTML"],"page_count":"13","pub_status":"INFORMATIONAL","status":"INFORMATIONAL","source":"Multiple AoR reachabiliTy InformatioN Indication","abstract":"This document states requirements for a standardized SIP registration\r\nmechanism for multiple addresses of record (AORs), the mechanism\r\nbeing suitable for deployment by SIP service providers on a large\r\nscale in support of small to medium sized Private Branch Exchanges\r\n(PBXs).  The requirements are for a solution that can, as a minimum,\r\nsupport AORs based on E.164 numbers.  This document is not an Internet \r\nStandards Track specification; it is published for informational purposes.","pub_date":"September 2010","keywords":["Trunking","pbx","private branch exchange"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC5947","errata_url":null}