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Internet Multimedia Architecture

Internet Multimedia Architecture

Internet Multimedia Architecture. Outline. Overview Multimedia Applications Signaling Protocols (SIP/SDP, SAP, H.323, MGCP) Streaming Protocols (RTP, RTSP, HTTP, etc.) QoS (RSVP, Diff-Serv, IntServ) Conclusions. Multimedia protocol stack. Signaling. Quality of Service.

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737 views • 32 slides
Interworking Between SIP/SDP and H.323

Interworking Between SIP/SDP and H.323

Agenda Compare SIP/H.323 Problems in interworking Possible solutions Conclusion Q/A. Interworking Between SIP/SDP and H.323. Kundan N. Singh, Dept. of Computer Science, Columbia University kns10@cs.columbia.edu. What is H.323 ?. Multimedia Communication Protocol. Terminal/ User Agent.

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244 views • 22 slides
Interworking Between SIP/SDP and H.323

Interworking Between SIP/SDP and H.323

Interworking Between SIP/SDP and H.323. Kundan Singh and Henning Schulzrinne IRT Lab, Dept. of Computer Science Columbia University New York, USA hgs@cs.columbia.edu. Text-based (HTTP-like) request response SDP (media types and media transport address)

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248 views • 12 slides
Interworking Between SIP/SDP and H.323

Interworking Between SIP/SDP and H.323

Interworking Between SIP/SDP and H.323. Kundan Singh and Henning Schulzrinne IRT Lab, Dept. of Computer Science Columbia University New York, USA hgs@cs.columbia.edu. Text-based (HTTP-like) request response SDP (media types and media transport address)

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206 views • 12 slides
sip323

sip323

sip323. An interworking function between SIP/SDP and H.323. e*phone. Netmeeting. sipd. Gatekeeper. SIPUA. SIP. H.323. sip323. 3xx Moved Contact: sip323@pc1.office.com. INVITE sip323@office.com To: henry. Netmeeting. sipd. Gatekeeper. SIPUA. Registrations in both networks.

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287 views • 8 slides
Alternate Offers / Capabilities in SIP/SDP

Alternate Offers / Capabilities in SIP/SDP

draft-bhatia-mmusic-sdp-altcap-01.txt Authors: Medhavi Bhatia John Oliver {mbhatia, joliver}@nextone.com. Alternate Offers / Capabilities in SIP/SDP. Problem: Three Categories. Caller allocates separate DSPs for separate codecs Caller cannot switch codecs at runtime

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131 views • 7 slides
sipc

sipc

sipc. e*phone. sipconf. SIP based audio conference server. sipc. sipconf. e*phone. Features. SIP/SDP and RTP/RTCP Audio mixing Play-out delay algorithm Web based setup G.711 A and Mu law, G.721, DVI ADPCM Multiple simultaneous conferences. sipc. SIP323. sipconf. Netmeeting.

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92 views • 3 slides

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