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        RFC 3329

        Title:      Security Mechanism Agreement for the Session
                    Initiation Protocol (SIP)
        Author(s):  J. Arkko, V. Torvinen, G. Camarillo, A. Niemi,
                    T. Haukka
        Status:     Standards Track
        Date:       January 2003
        Mailbox:    jari.arkko@ericsson.com,
                    vesa.torvinen@ericsson.fi,
                    Gonzalo.Camarillo@ericsson.com,
                    aki.niemi@nokia.com, tao.haukka@nokia.com
        Pages:      24
        Characters: 51503
        Updates/Obsoletes/See Also:   None

        I-D Tag:    draft-ietf-sip-sec-agree-05.txt

        URL:        ftp://ftp.rfc-editor.org/in-notes/rfc3329.txt


This document defines new functionality for negotiating the security
mechanisms used between a Session Initiation Protocol (SIP) user
agent and its next-hop SIP entity.  This new functionality
supplements the existing methods of choosing security mechanisms
between SIP entities.

This document is a product of the Session Initiation Protocol Working
Group of the IETF.

This is now a Proposed Standard Protocol.

This document specifies an Internet standards track protocol for
the Internet community, and requests discussion and suggestions
for improvements.  Please refer to the current edition of the
"Internet Official Protocol Standards" (STD 1) for the
standardization state and status of this protocol.  Distribution
of this memo is unlimited.

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