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Setting up a SIP (Session Initiation Protocol) connection in a dual stack network using connection oriented transports
draft-johansson-sip-he-connection-01

Document Type Expired Internet-Draft (individual)
Expired & archived
Authors Olle E. Johansson , Gonzalo Salgueiro , Dale R. Worley
Last updated 2017-04-24 (Latest revision 2016-10-21)
RFC stream (None)
Intended RFC status (None)
Formats
Stream Stream state (No stream defined)
Consensus boilerplate Unknown
RFC Editor Note (None)
IESG IESG state Expired
Telechat date (None)
Responsible AD (None)
Send notices to (None)

This Internet-Draft is no longer active. A copy of the expired Internet-Draft is available in these formats:

Abstract

The Session Initiation Protocol (SIP) supports multiple transports running both over IPv4 and IPv6 protocols. In more and more cases, a SIP user agent (UA) is connected to multiple network interfaces. In these cases setting up a connection from a dual stack client to a dual stack server may suffer from the issues described in RFC 6555 [RFC6555] - Happy Eyeballs - significant delays in the process of setting up a working flow to a server. This negatively affects user experience. This document builds on RFC 6555 and explains how a RFC3261 [RFC3261] compliant SIP implementation can quickly set up working flows to a given hostname (located by using DNS NAPTR and SRV lookups) in a dual stack network using connection oriented transport protocols. A solution for connectionless transport protocols is discussed in a separate document.

Authors

Olle E. Johansson
Gonzalo Salgueiro
Dale R. Worley

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid.)