Unit 4 Lab Assignment 2: Components of a WAN Infrastructure Crossword Puzzle

Across 3. A hierarchy of different digital signals that transfer data at different rates. (7,6) 6. A technology that allows more downstream traffic than upstream. (4) 7. A high-performance, multi-service switching technology defined by a set of IETF specifications that establishes and manages network traffic. (4) 8. A segment of the satellite system that provides access from Earth stations. (6) 9. A packet-based wireless telecommunication technology that provides wireless broadband access over long distances. (5) 12. A telecommunication Earth station that consists of an antenna to transmit and receive signals from satellites. (4) Down 1. The packet-switched technology that allows stations to share the network medium. (5,5) 2. A hardware device that connects subscribers to the service provider's cable. (5,5)

3. The way a computer connects to the Internet using telephone lines at high speeds (3) 4. A digital circuit switching technology that carries both voice and data over digital phone lines or PSTN wires. (4) 5. A standard for synchronous data transport over a fiber optic cable. (5) 8. A navigational system that consists of a network of 24 active satellites and 3 satellites in the standby mode. (3) 9. This protocol enables you to access the Internet from your mobile device. (3) 10. The cell-switching network technology designed for the high-speed transfer of voice, video, and data. (3) 11. A connectivity service for computer systems that connects multiple computers to the Internet by using a single Internet connection. (3)