| A | B |
| Router | Chooses best route for packets |
| Switch | Connects nodes, providing dedicated bandwidth |
| Hub | Connects nodes in a simple star network |
| Network interface card | Device in computer that allows it to connect to the network |
| Gateway | Provides connection between networks that use different protocols |
| Contention | Nodes in an Ethernet network use this method to access the medium |
| Repeater | Regenerates and retransmits a signal |
| IP address | Each node in a TCP/IP network has a unique ... |
| Protocol | TCP/IP is a .... used on the Internet |
| Local area network | Network contained within the same building or site |