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Across 1. A security technique that uses encrypted data packets between a private network and a computer somewhere on the Internet. (3 Words) 5. A group of four numbers that tell TCP/IP if a remote computer is on the same or a different network. (2 Words) 8. A computer name with a maximum of 15 characters that is suitable for used by the NetBIOS protocol. (2 Words) 10. 10Base2 11. An e-mail protocol used to download incoming email and has more functionality than its predecessor. 12. A device taht connects networks an dmakes decisions as to the best routes to use when forwarding packets. 15. Lights on the back of a NIC that indicate connectivity and network activity. (3 Words) 17. WLAN (2 Words) 18. The name of the access point for a wireless network. 19. A protocl that is used to authenticate or prove that a client who attempts to use an email server to send email is authorized to use the server. (2 Words) 21. Part of the TCP/IP protocol suite. 22. A data encryption method used on a wirelss networks that uses either 64-bit or 128-bit encryption keys that are static keys. 23. A protocol standard used by cellular WANs and cell phones. 25. The term Apple computers uses to describe the IEEE 802.11 b standard. 26. CAT-5e (2 Words) 27. The suite of protocols that supports communication on the Internet. 29. Wi-Fi protected access 2 30. A connectionless protocol that does not require a connection to send a packet and does not guarantee that the packet arrives at its destination.

Down 2. A cable that is made of one or more twisted paris of wries and is not surrounded by shielding. (3 Words) 3. 10Base5 4. The protocol used by e-mail clients and servers to send e-mail messages over the Internet. 6. A cable that is nade ofone or more twisted pairs of wires and is surrounded by a metal shield. (3 Words) 7. Wi-Fi (2 Words) 9. An IP address in the address range 169.254.x.y, used by a computer when it cannot successfully lease an IP address from a DHCP server. 13. A network or group of networks that span a large geographical area. 14. A device used to segment a network. 16. A Windows command-line clinet/server application that allows an administrator or other user to control a computer remotely. 20. Wi-Fi protected Access 24. A protocol standard used by cellular WANs and cell phones. 28. This is being replaced by IMAP.