Across
- 2. what every device uses
- 4. layer 2 device and crucially uses MAC addresses
- 6. protects the network from unauthorized access
- 8. processes incoming mail
- 9. type of network that covers a small area
- 10. turning plain text to ciphered text
- 12. network that include many devices and covers a large area
- 13. cable cable used typically for cable tv
- 15. connects to antennas
- 16. uses bluetooth, ethernet, dsl protocls
- 22. network device that has a built in antenna
- 23. network consisting of small number of devices
- 24. network of million of devices that are interconnected
- 25. layer 3 device crucially uses ip addresses
Down
- 1. handles incoming mail
- 3. used for short distance communication (tv remote)
- 4. uses netbios, nfs,pap protocols
- 5. operates at both layer 2 and 3, can switch traffic
- 7. verifying a user's identity
- 11. any device ( could be laptop, phone, pc)
- 14. uses tcp and udp protocols
- 17. layer 1 device, receives traffic in a port
- 18. every device has this type of address
- 19. technology for connecting devices to a LAN or WAN
- 20. provides resources to network users (email, files)
- 21. handles file uploads and downloads