1. Internet Real-Time Laboratory demonstration Prof. Henning Schulzrinne hgs@cs.columbia.edu http://www.cs.columbia.edu/IRT

2. Multimedia collaboration sipconf …enter 3 digit PIN… …enter conference id… Dial 212-9397139 Dial staffmeet@cs.columbia.edu IP phone IP “soft” phone Telephone

3. Messaging and device control Internet DO sip:lamp@cs.columbia.edu SIP/2.0 ….. turn lamp on

4. Voicemail Call decision Tree (CPL scripts) PUBLISH upload William’s call Others’ call Programmable Call Routing

5. Service Creation <time dtstart="20031117T160000Z" duration="PT1H"> ……

6. Example 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...