The last link with the users is wireless, to give a network connection to all users in a building or campus. The backbone network usually uses cables. Facilitate fast and secure wireless communications
Replace cables for everything. Handle voice/data communication for spontaneous networks. Provide a medium for embedded devices to communicate.Wireless Radio Modems. Micro-cell Radios. Wired Access Points (WAP). Regional Network Interface Facilities (NIFs)
2 Network Operations Center (NOC)
