09.5 sip_en-1204 - The information contained in the file is...

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Unformatted text preview: The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. ZTE University univ.zte.com.cn univ.zte.com.cn SS1_045_E2 NGN Basic Theory SIP Protocol V03 ZTE University NGN Course Team The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. ZTE University univ.zte.com.cn univ.zte.com.cn Objectives • Upon the completion of this chapter, you should be able to understand S – Network entities defined by SIP – Addressing solution defined by SIP – Commands defined by SIP – Communication mechanism defined by SIP – Simple call Scenario flow The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. ZTE University univ.zte.com.cn univ.zte.com.cn Outline Outline SIP introduction SIP components SIP message structure Call scenario analysis SIP-T introduction SIP/H323 comparison The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. ZTE University univ.zte.com.cn univ.zte.com.cn RTCP RTP SIP, H.323 and H.248 IP H.248/Megaco Call Control and Signaling Gateway control Media H.225 Q.931 H.323 TCP RAS UDP SIP H.245 Video/ Audio RTSP The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. ZTE University univ.zte.com.cn univ.zte.com.cn What is SIP? “ ” SIP: Session Initiation Protocol SIP is a multimedia communication protocol established by IETF. It is a text-based application-layer control protocol independent of lower-layer protocols, designed to establish, modify and terminate two-party or multi-party multimedia sessions over the IP network. The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. ZTE University univ.zte.com.cn univ.zte.com.cn What is SIP? “ ” SIP was firstly researched by the MMUSIC IETF workgroup in 1995 and recommended to be a standard by IETF in 1999. SIP uses HTTP and SMTP protocols. SIP is still developing now. Relevant equipment vendors and service providers have created an SIP forum: www.sipforum.org The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited. ZTE University univ.zte.com.cn univ.zte.com.cn Outline Outline SIP introduction SIP components SIP message structure Call scenario analysis SIP-T introduction SIP/H323 comparison The information contained in the file is solely property of ZTE corporation. Any kind of disclosing without permission is prohibited....
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This note was uploaded on 08/08/2011 for the course CS 310 taught by Professor Aartisingh during the Spring '11 term at National Institute of Technology, Calicut.

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09.5 sip_en-1204 - The information contained in the file is...

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