I-D Action: draft-holmberg-sipcore-rfc4028bis-00.txt

internet-drafts@ietf.org Thu, 20 December 2018 13:31 UTC

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A New Internet-Draft is available from the on-line Internet-Drafts directories.


        Title           : Session Timers in the Session Initiation Protocol (SIP)
        Authors         : Christer Holmberg
                          Steve Donovan
                          Jonathan Rosenberg
	Filename        : draft-holmberg-sipcore-rfc4028bis-00.txt
	Pages           : 26
	Date            : 2018-12-20

Abstract:
   This document defines an extension to the Session Initiation Protocol
   (SIP).  This extension allows for a periodic refresh of SIP sessions
   through a re-INVITE or UPDATE request.  The refresh allows both user
   agents and proxies to determine whether the SIP session is still
   active.  The extension defines two new header fields: Session-
   Expires, which conveys the lifetime of the session, and Min-SE, which
   conveys the minimum allowed value for the session timer.


The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-holmberg-sipcore-rfc4028bis/

There are also htmlized versions available at:
https://tools.ietf.org/html/draft-holmberg-sipcore-rfc4028bis-00
https://datatracker.ietf.org/doc/html/draft-holmberg-sipcore-rfc4028bis-00


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