130GLOSSARY
ATM Asynchronous Transfer Mode. A transfer method used for LAN and WAN. ATM carries voice, video, and data at speeds up to 2.2 Gbps and can integrate geographically distant disparate networks. Also called cell relay.
ATM Adaptation A set of protocols that translate user traffic from
ATM Address Defined in the UNI Specification as 3 formats, each having 20 bytes in length including country, area and
ATM Forum A consortium of vendors, carriers, and users formed to expedite industry agreement on ATM interfaces.
ATM Layer The part of the BISDN protocol stack that handles most of the ATM routing and processing.
ATM Member An alias given to an ATM address on a specific port in order to avoid typing in the ATM address 20 octets long, proprietary implementation.
B
backbone The main segment of a campus network, to which are attached department networks, or ribs.
border node A logical node that is in a specified peer group, and has at least one link that crosses the peer group boundary.
broadcasting A common method of information transmission in which every port on the network receives the packet being sent, though only the port with the proper address passes it on to the user.
bridge Device connecting two networks which filters and forwards data between the networks according to their destination address.
BUS Broadcast and Unknown Server. A BUS is that set of functions implemented in an ATM network that provides
