Across
- 1. A method used to avoid collisions in wireless networks
- 4. Noise and signal loss over a medium is called.
- 6. Multiplexing method that assigns separate frequencies
- 9. The rate at which bits are transmitted.
- 10. Layer that deals with user interfaces and APIs
- 13. Adds source and destination IP addresses
- 15. A way to uniquely identify devices in a LAN.
- 16. Controls frame flow and retransmissions
- 18. A device that connects multiple networks together
- 20. Converts analog signals back into digital form
- 21. Layer responsible for electrical and mechanical interface.
Down
- 2. Technique that allows multiple signals to travel simultaneously on the same channel.
- 3. Smallest unit of data in a network
- 5. A network device used to regenerate signals
- 7. Encapsulates data into frames
- 8. Used to establish, maintain and terminate network connections.
- 11. The physical path between sender and receiver
- 12. Layer that provides encryption and compression
- 14. Type of network topology where each device connects to a central hub.
- 17. Breaks data into segments and ensures reliable delivery.
- 19. A simple electrical circuit model for physical layer