1. CGUsipClientv1.1: Architecture and Demonstration Tarun Abhichandani Research Associate Network Convergence Lab Claremont Graduate University Claremont, CA – 91711. 909-607-4405 tarun.abhichandani@cgu.edu

2. Acknowledgements Network Convergence Lab at CGU Prof. Samir Chatterjee – Director Research Associates Bengisu Tulu Haiqing Li Jongbok Byun NSF Grant (NMI Proposal 0222710) Internet2 and ViDe Net Ken Klingenstein (Internet2) Jill Gemmill (UAB, Birmingham) Tyler Johnson (UNC, Chapel Hill) Egon Verharen (SURFNET)

3. Typical SIP Configuration

4. JMF Utils Client.GUI Client.SIPClient.Media Dynamicsoft Initiation Libraries Dynamicsoft Media Libraries Client CGUsipClientv1.1 Architecture

5. Dynamicsoft SIP Stack Architecture DsUtil Library SIP Message API Low-level API State Machine Mid-level API State Machine High-level API SDP Message API Optional for low- Level, Mid-level And JAIN API Source: Dynamicsoft SIP User Agent Manual Java Version 5.4 and C++ Version 5.2

6. JMF Architecture Source: Jave Media Framework API Guide, November 1999.

7. User Registration Process http://ncl.cgu.edu/sipclient/index.php

8. Demonstration of CGUsipClientv1.1

9. Future Directions Client Reorganization Enabling Firewall/NAT support STUN from vovida Performance Enhancements Load measurements Media performance Further Integration with LDAP Federated Security OpenSAML Shibboleth PubCookie kX.509/kCA