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A remote access service connects a client to a host computer, known as a remote access server. [1] The most common approach to this service is remote control of a computer by using another device which needs internet or any other network connection. The connection steps: User dials into a PC at the office.
Network access control (NAC) is an approach to computer security that attempts to unify endpoint security technology (such as antivirus, host intrusion prevention, and vulnerability assessment), user or system authentication and network security enforcement.
The above translates into different implementations for different uses. Here are some examples. An Internet service provider which provides network access via common modem or modem-like devices (be it PSTN, DSL, cable or GPRS/UMTS) can have one or more NAS (network access server) devices which accept PPP, PPPoE or PPTP connections, checking credentials and recording accounting data via back ...
The server is often (but not always) on another computer system, in which case the client accesses the service by way of a network. [2] A client is a computer or a program that, as part of its operation, relies on sending a request to another program or a computer hardware or software that accesses a service made available by a server (which ...
The client submits an HTTP request message to the server. The server, which provides resources such as HTML files and other content or performs other functions on behalf of the client, returns a response message to the client. The response contains completion status information about the request and may also contain requested content in its ...
A supplicant, in some contexts, refers to a user or to a client in a network environment seeking to access network resources secured by the IEEE 802.1X authentication mechanism. But saying "user" or "client" overgeneralizes; in reality, the interaction takes place through a personal computer, an Internet Protocol (IP) phone, or similar network ...
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The Network Access Identifier (NAI) is the user identity submitted by the client during network access authentication. It is used mainly for two purposes: The NAI is used when roaming, to identify the user. To assist in the routing of the authentication request to the user's authentication server.