RFC 2848 (rfc2848) - Page 1 of 73
The PINT Service Protocol: Extensions to SIP and SDP for IP Access to Telephone Call Services
Alternative Format: Original Text Document
Network Working Group S. Petrack
Request for Comments: 2848 MetaTel
Category: Standards Track L. Conroy
Siemens Roke Manor Research
June 2000
The PINT Service Protocol:
Extensions to SIP and SDP for IP Access to Telephone Call Services
Status of this Memo
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.
Copyright Notice
Copyright (C) The Internet Society (2000). All Rights Reserved.
Abstract
This document contains the specification of the PINT Service Protocol
1.0, which defines a protocol for invoking certain telephone services
from an IP network. These services include placing basic calls,
sending and receiving faxes, and receiving content over the
telephone. The protocol is specified as a set of enhancements and
additions to the SIP 2.0 and SDP protocols.
Table of Contents
1. Introduction ................................................. 4
1.1 Glossary .................................................... 6
2. PINT Milestone Services ...................................... 6
2.1 Request to Call ............................................. 7
2.2 Request to Fax Content ...................................... 7
2.3 Request to Speak/Send/Play Content .......................... 7
2.4 Relation between PINT milestone services and traditional
telephone services .......................................... 7
3. PINT Functional and Protocol Architecture .................... 8
3.1. PINT Functional Architecture ............................... 8
3.2. PINT Protocol Architecture ................................. 9
3.2.1. SDP operation in PINT .................................... 10
3.2.2. SIP Operation in PINT .................................... 11
3.3. REQUIRED and OPTIONAL elements for PINT compliance ......... 11
3.4. PINT Extensions to SDP 2.0 ................................. 12
Petrack & Conroy Standards Track