C-5

FastConnect The OfficeConnect Remote’s proprietary connection protocol that allows fast connection between units either over the ISDN link or over a permanent leased line WAN link.

Fiber optics A technology that uses laser light pulses, sent over thin glass fibres, which is able to deliver data at speed up to several gigabits per second.

File server A computer running a special operating system that allows workstations to access files.

Filter A configuration that removes types of data frames based on user-entered parameters.

Firewall A method of preventing unauthorized access to a network or a host on a network. A firewall is usually implemented within a router’s software.

Frame The method by which a data packet is constructed to be sent across a network. Usually assembled with header and footer information.

Gateway Another name for a router on a network.

HDLC High-level Data Link Control. OSI’s bit orientated protocol.

Hop count The number of routing nodes between a source and destination device on a LAN or WAN.

Host A device or computer on an IP network to which you can connect.

Hub A cabling centre in a star topology that either amplifies a signal and transmits it (active hub) or simply passes the signal along (passive hub).

Hyperterminal The terminal emulation program provided with Microsoft Windows 95™ .

IEEE The Institute of Electronic and Electrical Engineers.

IPX Internetwork Packet Exchange, the default data packet protocol for Novell’s NetWare operating system.

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