Protocols & Layers - Crossword

Clues

1. Protocol used for accessing and receiving web pages over the internet (4)
2. Secure protocol that encrypts data when browsing websites (5)
3. Protocol used for sending or retrieving files to or from a server (3)
4. Email protocol used for sending messages from a client to a mail server (4)
5. Email protocol that leaves messages on the server, allowing access from multiple devices (4)
6. The top layer of the TCP/IP model where email clients and browsers create data (11)
7. The layer that creates a connection between two hosts and divides data into packets (9)
8. The layer where routers operate, adding source and destination addresses to packets (8)
9. The layer that converts data into signals and uses MAC addresses for transmission (4)
10. Protocol standard for connecting devices on a network using copper or fibre optic cables (8)
11. Standard used to connect devices to an access point using radio waves (4)
12. Email protocol that downloads new messages to a device and deletes them from the server (3)
13. A set of rules that governs how devices communicate with each other on a network (8)
14. The unique physical address added by the link layer to identify a network device (3)
15. Protocol that splits messages into packets, reassembles them and resends any that are lost (3)