{"draft":"draft-ietf-sipping-3pcc-06","doc_id":"RFC3725","title":" Best Current Practices for Third Party Call Control (3pcc) in the Session Initiation Protocol (SIP) ","authors":["J. Rosenberg","J. Peterson","H. Schulzrinne","G. Camarillo"],"format":["ASCII","HTML"],"page_count":"31","pub_status":"BEST CURRENT PRACTICE","status":"BEST CURRENT PRACTICE","source":"Session Initiation Proposal Investigation","abstract":" Third party call control refers to the ability of one entity to create a call in which communication is actually between other parties.  Third party call control is possible using the mechanisms specified within the Session Initiation Protocol (SIP).  However, there are several possible approaches, each with different benefits and drawbacks.  This document discusses best current practices for the usage of SIP for third party call control.  This document specifies an Internet Best Current Practices for the Internet Community, and requests discussion and suggestions for improvements. ","pub_date":"March 2004","keywords":["3pcc","Third Party Call Control","SIP","Session Initiation Protocol"],"obsoletes":[],"obsoleted_by":[],"updates":[],"updated_by":[],"see_also":["BCP0085"],"doi":"10.17487\/RFC3725","errata_url":null}