A network access server (NAS) is a group of components that provides remote users with a point of access to a network. A NAS concentrates dial-in and...

UDP. Network access servers, which control access to a network, usually contain a RADIUS client component that communicates with the RADIUS server. RADIUS...

computer networking, a proxy server is a server application that acts as an intermediary between a client requesting a resource and the server providing...

A jump server, jump host or jump box is a system on a network used to access and manage devices in a separate security zone. A jump server is a hardened...

In computing, a file server (or fileserver) is a computer attached to a network that provides a location for shared disk access, i.e. storage of computer...

clients and servers communicate over a computer network on separate hardware, but both client and server may reside in the same system. A server host runs...

Network Policy and Access Services (NPAS) is a component of Windows Server 2008. It replaces the Internet Authentication Service (IAS) from Windows Server...

making the lower network invisible or not directly usable). A VPN can extend access to a private network to users who do not have direct access to it, such...

A storage area network (SAN) or storage network is a computer network which provides access to consolidated, block-level data storage. SANs are primarily...

handling remote authentication and related services for network access control through a centralized server. The original TACACS protocol, which dates back to...