Is a company that provides access to the internet to individuals or companies.

• Internet Service Provider

• Dedicated Leased Line

• Dial-up Telephone

• Integrated Services Digital Network

• Digital Subscriber Line

They are actually reserved circuits within the service provider’s network that connect geographically separated offices for private voice and/or data networking.

• Internet Service Provider

• Dedicated Leased Line

• Dial-up Telephone

• Integrated Services Digital Network

• Digital Subscriber Line

An inexpensive option that uses any phone line and a modem. The low bandwidth provided by a dial-up modem connection is usually not sufficient for large data transfer, although it is useful for mobile access while traveling.

• Internet Service Provider

• Dedicated Leased Line

• Dial-up Telephone

• Integrated Services Digital Network

• Digital Subscriber Line

Communication standards for simultaneous digital transmission of voice, video, data, and other network services over the traditional circuits of the public switched telephone network.

• Internet Service Provider

• Dedicated Leased Line

• Dial-up Telephone

• Integrated Services Digital Network

• Digital Subscriber Line

Provide a high bandwidth, always on, connection to the Internet. It runs over a telephone line.

• Internet Service Provider

• Dedicated Leased Line

• Dial-up Telephone

• Integrated Services Digital Network

• Digital Subscriber Line

The availability of satellite Internet access is a real benefit in those areas that would otherwise have no Internet connectivity at all. Satellite dishes require a clear line of sight to the satellite.

• Satellite

• Cellular

• Virtual Private Network

• Digital Subscriber Line

• Integrated Services Digital Network

Performance will be limited by the capabilities of the phone and the cell tower to which it is connected.

• Satellite

• Cellular

• Virtual Private Network

• Digital Subscriber Line

• Integrated Services Digital Network

Are wide area networks logically defined over public transmission systems. Used to allow access to only authorized users. Traffic on a it is isolated from other traffic on the same public lines.

• Satellite

• Cellular

• Virtual Private Network

• Digital Subscriber Line

• Integrated Services Digital Network

Is the kernel of Cisco routers as well as all current Catalyst switches.

• Satellite

• Cellular

• Virtual Private Network

• Internetwork Operating System

• Kernel

It is the central part of an operating system. It manages the tasks of the computer and the hardware - most notably memory and CPU.

• Cellular

• Virtual Private Network

• Internetwork Operating System

• Kernel

• Console Port