{"draft":"draft-ietf-sipping-transc-3pcc-02","doc_id":"RFC4117","title":"Transcoding Services Invocation in the Session Initiation Protocol (SIP) Using Third Party Call Control (3pcc)","authors":["G. Camarillo","E. Burger","H. Schulzrinne","A. van Wijk"],"format":["ASCII","HTML"],"page_count":"19","pub_status":"INFORMATIONAL","status":"INFORMATIONAL","source":"Session Initiation Proposal Investigation","abstract":"This document describes how to invoke transcoding services using Session Initiation Protocol (SIP) and third party call control. This way of invocation meets the requirements for SIP regarding transcoding services invocation to support deaf, hard of hearing and speech-impaired individuals.  This memo provides information for the Internet community.","pub_date":"May 2005","keywords":["deaf","hard of hearing","speech-impaired","hearing-impaired"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":[],"doi":"10.17487\/RFC4117","errata_url":"https:\/\/www.rfc-editor.org\/errata\/rfc4117"}