Authentication Dial-in User Service (RADIUS)
An industry-standard protocol that is used to transmit
authentication, authorization, and configuration information
between an ISA Server computer and an authenticating server, called
a RADIUS server, with a database that stores user information. For
more information see RADIUS
The practice of administering a computer from another computer
connected across the network.
procedure call (RPC)
A message-passing facility that allows a distributed
application to call services available on various computers in a
network. RPC is used during remote administration of
An external socket on the ISA server computer that listens to
or connects to the Internet. The remote socket represents the
client's internal socket.
Caching implemented for incoming requests to local Web servers
from the Internet.
An intermediary device on a communications network that
expedites message delivery.
The process of forwarding packets to other routers. Routing is
used with arrays to direct client requests for Internet objects.
Routing is done in conjunction with arrays, chained ISA Server
computers, or directly to the Internet.
and Remote Access Service
A Microsoft-developed service that allows remote client
computers running Microsoft dial-up networking, all Microsoft RAS
clients, or any third-party PPP client to dial in to a network
server (RAS server). RAS servers can also be configured to allow
local client computers to dial out to servers outside an internal