1. SIP Extensions for Enhanced Location Based Services in 3G Networks International SIP 2004, Paris Pavitra Krishnaswamy [email_address] Application-Ready Platform Solutions…

1. “Know your enemy”Sun Tzus The Art of WarThe #1 Issue on VoIP, Fraud!How to identify, prevent and reduce damages caused by fraudFlavio E. Goncalves…

GSM Association Non-confidential Official Document IR.90 - RCS Interworking Guidelines V5.0 Page 1 of 39 RCS Interworking Guidelines Version 5.0 21 May 2013 This is a Non-binding…

Slide 1 Slide 2 Voice over IP and IP telephony Network convergence – Telephone and IT – PoE (Power over Ethernet) Mobility and Roaming Telco – Switched -> Packet…

Slide 1 AARNet Copyright 2011 Network Operations SIP Deep Dive Bill Efthimiou APAN33 SIP workshop February 2012 Slide 2 AARNet Copyright 2011 Agenda 2 1. SIP Basics 2. SIP…

Softswitch Capacity Signaling Gateway Capacity Signaling gateway capacity is defined by SDL. Design Estimation: 5% traffic for signaling channel 95% traffic for voice channel…

Making Peer-to-Peer Work for SIP Henning Schulzrinne with Salman Baset, Jae Woo Lee Dept. of Computer Science, Columbia University, New York [email protected] SIP 2008…

IETF P2P efforts & Testbeds Salman Abdul Baset, Gaurav Gupta, Jae Woo Lee and Henning Schulzrinne Columbia University SIP 2009 (Paris, January 2009) Outline What is a…

Session Initiation Protocol (SIP) Features of SIP SIP is a lightweight, transport-independent, text-based protocol. SIP has the following features: Lightweight, in that SIP…

STIR In-Band Signature Transport draft-kaplan-stir-ikes-out-00 Hadriel Kaplan The Problem(s) SIP isnât the only call control protocol SS7/ISUP, ISDN, H.323, BICC, XMPP,…