Slide 1Chapter 6: Objectives Explain how network layer protocols and services support communications across data networks. Explain how routers enable end-to-end connectivity…
Slide 1 Virtual Private Networks Globalizing LANs Timothy Hohman Slide 2 What is A VPN? ► Tell me about it Microsoft: “A virtual private network (VPN) is the extension…
Slide 1 USER DATAGRAM PROTOCOL (UDP) Prof. Crista Lopes Slide 2 What is UDP ? an unreliable transport protocol that can be used in the Internet. an alternative to…