Session Initiation Protocol Call Control - Transfer
RFC 5589, “Session Initiation Protocol Call Control - Transfer”, is a Best Current Practice document published in June 2009 by R. Sparks, A. Johnston, D. Petrie. The canonical text is published by the RFC Editor.
Abstract
This document describes providing Call Transfer capabilities in the Session Initiation Protocol (SIP). SIP extensions such as REFER and Replaces are used to provide a number of transfer services including blind transfer, consultative transfer, and attended transfer. This work is part of the SIP multiparty call control framework. This document specifies an Internet Best Current Practices for the Internet Community, and requests discussion and suggestions for improvements.
What “Best Current Practice” means
Documents the IETF community's recommended operational or procedural practice rather than a protocol specification.
The canonical text of RFC 5589 is hosted at rfc-editor.org. Available in TXT,HTML.
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