Demonstration of Demonstration of Columbia IP telephony Columbia IP telephony test bedtest bed
Presented byWenyu Jiang, Kundan Singh and Xiaotao Wu
Remote participant: Yi Qin
July 29, 2003 Cinema/demo 2
OverviewOverview
Multimedia communication Audio, video, text, screen sharing, … PSTN interworking, IVR, …
Multi-devices IP-phone, telephone, X10, Ncast, …
Collaboration Voicemail, discussion forum, …
Test and production systems
July 29, 2003 Cinema/demo 3
Point to point callPoint to point call
Telephonenetwork
SIP/PSTN gateway
SIP server
IP endpoint
Telephonesubscriber
+1 212 9397040
SIP “forking”proxy
July 29, 2003 Cinema/demo 4
Multimedia conferencingMultimedia conferencingTelephone
7040
SIP/PSTN Gateway
Department PBX
Web based configuration
Web server
SQLdatabase
sipconfConference server
NetMeeting
H.323siph323: SIP-H.323 translator
Video encoder
IP phones (cisco, grandstream)
Soft phones (sipc, jsipc, messenger)
July 29, 2003 Cinema/demo 5
Non real-time Non real-time collaborationcollaboration
Voicemail Answering machine on no-answer or
busy Auto-attendant to access Inbox
Web interface Configuration and profile
July 29, 2003 Cinema/demo 6
Device controlDevice control
DO sip:[email protected] SIP/2.0…..<Control><Action>tune AM 103K</Action></Control>
lamp
X10 device
MESSAGE sip:[email protected]
DO sip:[email protected] SUBSCRIBE
sip:[email protected] NOTIFY sip:[email protected]
MESSAGE sip:[email protected] SIP/2.0…..turn on
July 29, 2003 Cinema/demo 7
SummarySummary SIP-based architecture Heterogeneous endpoints
Telephone, SIP phone, H.323 Devices like lamp, video encoder
Advanced services Programmable call routing, voice mail,
interactive voice response Multimedia collaboration
Synchronous: conference, IM Offline: discussion board, voicemail, file
sharing
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