same features as provided by server farms currently deployed in VoIP net-
works. P2P SIP usage scenarios include applications that cannot easily be
implemented using CS SIP.
We explain the reasons for the disruption of the VoIP industry by P2P com-
munications. This area is likely to be explored in bodies such as the IETF in the
coming years.
References
[1] “Background and History of peer-to-peer” by CacheLogic, 2005. http://
cachelogic.com/p2p/p2phistory.php.
[2] “P2P Systems” by K. Ross and D. Rubenstein. Tutorial from NY Polytech-
nic University and Columbia University, 2005.
[3] “Hierarchical Peer-to-peer Systems” by L. G. Erice et al. Polytechnic Univer-
sity, Brooklyn, NY, and Institute EURECOM Sofia Antipolis, France, 2005.
[4] “The Rise of the Middle and the Future of End-to-End: Reflections on the
Evolution of the Internet Architecture” by J. Kempf and R. Austein. RFC
- IETF, March 2004.
[5] “Host Software” by S. Crocker. RFC 1. UCLA, April 1969.
[6] “SOS: Secure Overlay Services” by A. Keromytis et al. Columbia University
Technical Report EE200415-1. February, 2002.
[7] “Interactive Connectivity Establishment (ICE)” by J. Rosenberg. Internet
Draft, IETF, October 2005, work in progress.
[8] “Chord: A Scalable Peer-to-peer Lookup Service for Internet Applications”
by I. Stoica, R. Morris, D. Karger, M. Kaashoek, and H. Balakrishnan, ACM
SIGCOMM 2001, San Diego, CA August 2001, pp. 149–160.
[9] “SIP, P2P, and Internet Communications” by A. Johnston. Internet Draft,
IETF, work in progress, March 2005.
[10] “Serving DNS using a Peer-to-Peer Lookup Service” by R. Cox, A. Muthi-
tacharoen, and R. Morris. First International Workshop on Peer-to-Peer
Systems (Cambridge, MA, March 2002).
[11] “Requirements for SIP-based Peer-to-Peer Internet Telephony” by S. Baset.
Internet Draft, IETF, October 2005.
[12] “A Call Control and Multi-party usage framework for SIP” by R. Mahy et
al. Internet Draft, IETF, March 2003. http://www.softarmor.com/wgdb/docs/
draft-ietf-sipping-cc-framework-02.html.
[13] “Peer-to-Peer Internet Telephony using SIP” by Kundan Singh and Hen-
ning Schulzrinne, Columbia University Technical Report CUCS-044-04,
New York, October 2004.
[14] “SOSIMPLE: A SIP/SIMPLE Base P2P VoIP and IM System” by D. Bryan
and B. Lowekamp. William and Mary University, Williamsburg, VA, 2005.
Peer-to-Peer SIP 351