1. Networking
Its only task is to obtain the hardware addresses of TCP/IP hosts on broadcast-based networks. ... They operate in the Network layer (layer 3) of OSI model. Switches A device that connects and logically sends data through a network. ... VPN VPN is short for virtual private network, a network that is constructed by using public wires to connect nodes. ... SONET was originally designed by ANSI for the public telephone network in the mid-1980s. ...
- Word Count: 2297
- Approx Pages: 9
- Grade Level: High School