%% You should probably cite rfc5767 instead of this I-D. @techreport{ietf-sip-ua-privacy-08, number = {draft-ietf-sip-ua-privacy-08}, 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-ua-privacy/08/}, author = {Mayumi Munakata and Takumi Ohba and Shida Schubert}, title = {{User-Agent-Driven Privacy Mechanism for SIP}}, pagetotal = 11, year = 2009, month = may, day = 19, abstract = {This document defines a guideline for a User Agent (UA) to generate an anonymous Session Initiation Protocol (SIP) message by utilizing mechanisms such as Globally Routable User Agent URIs (GRUUs) and Traversal Using Relays around NAT (TURN) without the need for a privacy service defined in RFC 3323. This document is not an Internet Standards Track specification; it is published for informational purposes.}, }