UMBC CMSC 691 - Session Initiation Protocol (SIP) (18 pages)

Previewing pages 1, 2, 3, 4, 5, 6 of 18 page document View the full content.
View Full Document

Session Initiation Protocol (SIP)



Previewing pages 1, 2, 3, 4, 5, 6 of actual document.

View the full content.
View Full Document
View Full Document

Session Initiation Protocol (SIP)

83 views


Pages:
18
School:
University of Maryland, Baltimore County
Course:
Cmsc 691 - Malware Analysis
Malware Analysis Documents

Unformatted text preview:

Session Initiation Protocol SIP Aarti Gupta Agenda Why do we need SIP The protocol Instant Messaging using SIP Internet Telephony with SIP Additional applications Future Directions Introduction SIP is the core protocol for initiating managing and terminating sessions in the Internet These sessions may be text voice video or a combination of these SIP sessions involve one or more participants and can use unicast or multicast communication SIP entities User Agent User Agent Client User Agent Server Proxy Server Redirect server Registrar SIP Message Types Requests sent from client to server INVITE ACK BYE CANCEL OPTIONS REGISTER INFO SIP Message Types Contd Responses sent from server to the client Success Redirection Forwarding Request failure Server failure Global failure Courtesy The RADVISION SIP Whitepaper SIP Session Establishment and Call Termination From the RADVISION whitepaper on SIP SIP Call Redirection From the RADVISION whitepaper on SIP Call Proxying From the RADVISION whitepaper on SIP Instant messaging based on SIP SIMPLE IM protocol based on SIP SIP promises interoperability between various IM vendors Forking proxy SIP has unique user tracking features SIP addressing Instant Messaging Contd SIP Redirect server columbia edu 2 SIP proxy 3 dynamic com foo com 5 4 10 7 12 proxy 8 9 13 SIP Client service 6 11 1 Location SIP Client sales foo com SIP for Internet Telephony Two types of phones IP phones and conventional analog phones Uses phone numbers instead of IP addresses To place a call to an IP phone DNS is used To place a call to an analog phone gateway protocols like BGP are used SIP Protocol Use Henning Schulzrinne s tutorial on SIP Additional SIP applications PINT PSTN and Internetworking protocol Internet call waiting What is the future of SIP SIP is still a proposed standard Competing protocol H 323 IM vendors have not adopted SIP References Computer Telephony June 2000 http www radvision com www cs columbia edu hgs www networkcomputing com www



View Full Document

Access the best Study Guides, Lecture Notes and Practice Exams

Loading Unlocking...
Login

Join to view Session Initiation Protocol (SIP) and access 3M+ class-specific study document.

or
We will never post anything without your permission.
Don't have an account?
Sign Up

Join to view Session Initiation Protocol (SIP) and access 3M+ class-specific study document.

or

By creating an account you agree to our Privacy Policy and Terms Of Use

Already a member?