Host, Host Computer

When point-to-point protocol is used to access an online service provider, a unique IP address is used for the duration. This makes a user’s PC the host for that process. In this scenario, the host is considered as a node in the network. In regard to individuals or organizations who own a website, a host computer contains a server that serves pages for one or multiple sites. A host may also be defined as a company that provides internet service, an act known as hosting. A host computer acts a mainframe in IBM systems and larger environments. In this instance, it is often referred to as a large server. The mainframe includes two different workstations that use it as a host provider for various services. A host may contain both servers and clients. The programming model of the server-client relationship all relies on the independent use of the host.