internet real-time laboratory demonstration prof. henning schulzrinne
DESCRIPTION
Messaging and device control Internet DO SIP/2.0 ….. turn lamp onTRANSCRIPT
Internet Real-Time Internet Real-Time Laboratory Laboratory demonstrationdemonstration
Prof. Henning [email protected]
http://www.cs.columbia.edu/IRT
Multimedia collaborationMultimedia collaboration
sipconf
…enter 3 digit PIN……enter conference id…
Dial 212-9397139
Dial [email protected]
IP phone
IP “soft” phone
Telephone
Messaging and device Messaging and device controlcontrol
Internet
DO sip:[email protected] SIP/2.0…..<Control><Action>turn lamp on</Action></Control>
Voicemail
Call decision Tree (CPL scripts)
PUBLISH
uploadWilliam’s call
Others’ call
Programmable Call Programmable Call RoutingRouting
Service CreationService Creation<?xml version="1.0"?><cpl> <incoming> <time-switch> <time dtstart="20031117T160000Z" duration="PT1H"> <address-switch field="origin"> <address is="sip:[email protected]"> <alert ringstyle=“urgent"> <accept> <string-switch field="subject"> <string is="lunch"> <location url="sip:[email protected]"> <call/> </location> </string> </string-switch> </accept> </alert> ……
Example projectsExample projects Location-based services: i-button, badge Voice and video mail Email access and notification by phone Emergency 911 call routing File sharing among conference participants Integrating IP telephony with virtual games UDP-based link simulator Wireless ad-hoc networks . . .