Distributed architecture for creating, modifying and terminating sessions with one or more participants. Controls communications sessions. Standardised under IETF. Covers video conferencing, audio conferencing and one-to-one telephone calls. Stack independent, usually run over TCP or UDP. Uses request/response model similar to HTTP – client sends a request and gets a Continue Reading
UDP
Introduction to cyber security – Week 4, Networking and Communications
What is the internet? Hierarchy of individual networks – from LANs to telephone networks. A network of networks. Two key design factors: No central controlling computer. All machines would have the same authority. Information should be deliverable along any route thereby being able to bypass machines which are unavailable. No Continue Reading