Across

2A: Network Interface Card

2B: Service set identifier

4: Registered Jack - 45

7: The process of adding header and trailer information to chunks of data.

9: Wired equivalent privacy

10: Unshielded twisted pair

11: Category 6 UTP cable

13: Information added to the front end of a chunk of data so that the data can be correctly interpreted and processed by network protocols.

Down

1: A private network in which devices and servers are available only to users connected to the internal network

3: Transmission Control Protocol Internet Protocol

5: Packet Internet Groper

7: Central Processing Unit

9: A packet with source and destination MAC addresses added and an error-checking code added to the back end. Frames are generated by and processed by the network interface.

10: A chunk of data with source and destination IP addresses (as well as other IP information) added to it.

11: Wireless fidelity

12: Open System Interconnection

13: A collection of users and computers in a server-based network whose accounts are managed by Windows servers called "domain controllers."