Client-server networks are computer networks that use a dedicated computer (server) to store data, manage/provide resources and control user access. The server acts as a central point on the network to which the other computers connect to. A computer that connects to the server is called a client.
A client is a computer or computer-controlled device that provides users with access to a network. A client is a user-facing computer that runs software to send requests to a server and interpret or display responses. Specifically, the client sends a request to the server.
NAC is one aspect of network security. Gain visibility into the devices and users attempting to access your corporate network. It also controls who can access your network, including denying access to users or devices that do not comply with your security policies.
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