ISUP Cause Location Parameter for the SIP Reason Header Field
draft-ietf-sipcore-reason-q850-loc-03

The information below is for an old version of the document
Document Type Expired Internet-Draft (sipcore WG)
Author Roland Jesske 
Last updated 2018-08-16 (latest revision 2018-02-12)
Replaces draft-sipcore-reason-q850-loc
Stream Internet Engineering Task Force (IETF)
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Stream WG state In WG Last Call
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This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found at
https://www.ietf.org/archive/id/draft-ietf-sipcore-reason-q850-loc-03.txt

Abstract

The SIP Reason header field is defined for carrying ISDN User Part (ISUP) cause values as well as SIP response codes. Some services in SIP networks may need to know the ISUP location where the call was released in the PSTN network to correctly interpret the reason of release.

Authors

Roland Jesske (r.jesske@telekom.de)

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