Across
- 7. The top layer
- 8. Protocol used to send data unreliably
- 9. transfers packets between two or more networks
- 10. Used to check connectivity between two devices
- 11. European data protection legislation
- 14. Layer 2 device on a network
Down
- 1. Tool used to scan network hosts for open ports
- 2. Name of the data unit at the data link layer
- 3. Conceptual model used to help us understand networking
- 4. Allows devices to connect wirelessly
- 5. a type of computer program that, when executed, replicates itself by modifying other computer programs and inserting its own code into those programs
- 6. Area of weakness
- 12. Prevents legitimate access to a resource
- 13. The physical address that network devices have