Networking Basics

3. The term used to describe how devices are connected and how messages flow from device to device. The physical topology describes the way the network is wired. The logical topology describes the way messages are sent.
4. Computer users and resources within a geographic area the size of a metropolitan area that are connected.
6. An address that identifies the network and host address assigned to a device.
7. The portion of the IP address that identifies the network the device is assigned to.
8. An intranet that can be partially accessed by authorized outside users, enabling businesses to exchange information over the internet securely.
10. A local or restricted communications network, especially a private network created using World Wide Web software.
11. A device that is connected to absorb signals and prevent them from reflecting repeatedly back and forth on the cable. Terminators are used with bus topology.
12. A tunnel interface.

1. A WAN that uses software to control connectivity.
2. A group of computers and associated devices that share a common communications line or wireless link, typically to a server.
5. A collection of many networks owned by many entities that share information and communicate together.
9. A network that connects several LANs. WANs are often limited to a corporation or an organization but are sometimes accessible to the public.