I-D Action: draft-petithuguenin-vipr-sip-antispam-01.txt

internet-drafts@ietf.org Tue, 14 June 2011 16:30 UTC

Return-Path: <internet-drafts@ietf.org>
X-Original-To: i-d-announce@ietfa.amsl.com
Delivered-To: i-d-announce@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 0264722800F for <i-d-announce@ietfa.amsl.com>; Tue, 14 Jun 2011 09:30:27 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -102.439
X-Spam-Level:
X-Spam-Status: No, score=-102.439 tagged_above=-999 required=5 tests=[AWL=0.160, BAYES_00=-2.599, USER_IN_WHITELIST=-100]
Received: from mail.ietf.org ([64.170.98.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id vZ7LXFWS5POt for <i-d-announce@ietfa.amsl.com>; Tue, 14 Jun 2011 09:30:26 -0700 (PDT)
Received: from ietfa.amsl.com (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9C31411E80B5 for <i-d-announce@ietf.org>; Tue, 14 Jun 2011 09:30:03 -0700 (PDT)
MIME-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: quoted-printable
From: internet-drafts@ietf.org
To: i-d-announce@ietf.org
Subject: I-D Action: draft-petithuguenin-vipr-sip-antispam-01.txt
X-Test-IDTracker: no
X-IETF-IDTracker: 3.55
Message-ID: <20110614163003.7009.33330.idtracker@ietfa.amsl.com>
Date: Tue, 14 Jun 2011 09:30:03 -0700
X-BeenThere: i-d-announce@ietf.org
X-Mailman-Version: 2.1.12
Precedence: list
Reply-To: internet-drafts@ietf.org
List-Id: Internet Draft Announcements only <i-d-announce.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/i-d-announce>, <mailto:i-d-announce-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/i-d-announce>
List-Post: <mailto:i-d-announce@ietf.org>
List-Help: <mailto:i-d-announce-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/i-d-announce>, <mailto:i-d-announce-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 14 Jun 2011 16:30:27 -0000

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

	Title           : Session Initiation Protocol (SIP) Extensions for Blocking VoIP Spam Using PSTN Validation
	Author(s)       : Jonathan Rosenberg
                          Cullen Jennings
                          Marc Petit-Huguenin
	Filename        : draft-petithuguenin-vipr-sip-antispam-01.txt
	Pages           : 10
	Date            : 2011-06-14

   Verification Involving PSTN Reachability (ViPR) is a new technique
   for inter-domain federation of SIP calls.  ViPR makes use of the PSTN
   as an introduction mechanism to verify the correctness of mappings
   from phone numbers to domains.  The PSTN introduction mechanism can
   also be used as a technique for blocking spam - a SIP caller is only
   authorized when its calling domain has previously called that same
   number over the PSTN.  This document describes an extension to SIP
   which enables authorization of SIP calls based on a prior PSTN
   introduction.


A URL for this Internet-Draft is:
http://www.ietf.org/internet-drafts/draft-petithuguenin-vipr-sip-antispam-01.txt

Internet-Drafts are also available by anonymous FTP at:
ftp://ftp.ietf.org/internet-drafts/

This Internet-Draft can be retrieved at:
ftp://ftp.ietf.org/internet-drafts/draft-petithuguenin-vipr-sip-antispam-01.txt