Rice Campus Office:
Rice Campus Phone:
Area(s) of Advisement
Real-Time Communications, including SIP-based, and WebRTC-based architectures and applications; voice and data networks; voice and video communications
SIP Performance Benchmarks: Methodology, Terminology for finding the "performance knee" of a SIP Proxy instance. Draft at IETF BMWG. Test tool conformant with the drafts.
NG9-1-1: NENA Industry Collaboration Events: Collaboration with the National Emergency Numbers Association to support interoperability of functional elements of the NG9-1-1 architecture. Maintainance and growth of three Emergency Services IP backbone networks on the two IIT campuses.
Network Transport and Performance Testbed: STUN and TURN servers as well as SIP servers and WebRTC-enabled Web Servers are deployed in various configurations of this test bed whose nine domains and sub-domains can be used to test the behavior of Web-RTC-based and SIP-based applications as they traverse the domains with the help of the STUN and TURN services.
Voice over IIT: This on-going lab project is a working SIP-based IP-Telephony system using Kamailio ad Asterisk servers and connected to the PSTN by a SIP Trunk.
CableLabs: Packet Cable Project
Co-author, as an IPR Vendor at CableLabs, Packet Cable Project, VoIP specifications, including:
- PKT-SP-CMSS: CMS-to-CMS Signaling Specification
- PKT-SP-EC-MGCP: NCS Signaling Specification
European Telecommunications Standards Institute:
Co-author, as a member of Specialist Task Force (STF)–216 at the European Telecommunications Standards Institute (ETSI) a number of VoIP Specifications, including:
- TS101 909 Part 4, Network-based Call Signaling specification.
- TS101 909 Part 16, CMS-to-CMS Signaling specification.
- TS101 909 Part 23, Line Control Signaling specification and other parts of TS101 909.
University Teaching Award
“Method for Securing Streaming Multimedia Network Transmissions”, US Patent Application No. 11-641375 filed December 18, 2006
“SIP APIs for Voice and Video Communications on the Web”, Conference Paper, August 2011, IPTComm 2011, ACM
“SIP CLF: A Common Log Format (CLF) for the Session Initiation Protocol (SIP)”, Conference Paper, October 2010, SAML ’10: http://www.usenix.org/publications/library/proceedings/
“The IIT VoIP Research Lab projects and their relationship to VoIP standards development “ Proc. 6th International Conference on Standardization and Innovation in Information Technology (SIIT 2009). The Institute of Electronics, Information and Communication Engineers, September 2009.
" A Study of An Open Source IP Multimedia Subsystem Test Bed" ICST QShine, Conference Paper, May 2008