Slide 1

Columbia University Department of Computer Science

Columbia University Department of Computer Science

The Session Initiation Protocol: Internet

The Session Initiation Protocol: Internet

Federal and State Programs

Federal and State Programs

MPLS and QoS integration on IP networks Web Services

MPLS and QoS integration on IP networks Web Services

CINEMA – The Columbia Internet Multimedia Architecture

CINEMA – The Columbia Internet Multimedia Architecture

IP Communications Services-Redefining communications

IP Communications Services-Redefining communications

Service Creation using Graphical Descriptions

Service Creation using Graphical Descriptions

Challenges of Voice-over-IP – The Second Quarter Century

Challenges of Voice-over-IP – The Second Quarter Century