%% You should probably cite rfc3911 instead of this I-D. @techreport{ietf-sip-join-03, number = {draft-ietf-sip-join-03}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-sip-join/03/}, author = {Rohan Mahy and Daniel Petrie}, title = {{The Session Initiation Protocol (SIP) "Join" Header}}, pagetotal = 17, year = 2004, month = feb, day = 17, abstract = {This document defines a new header for use with SIP multi-party applications and call control. The Join header is used to logically join an existing SIP dialog with a new SIP dialog. This primitive can be used to enable a variety of features, for example: "Barge-In", answering-machine-style "Message Screening" and "Call Center Monitoring". Note that definition of these example features is non-normative. {[}STANDARDS-TRACK{]}}, }