L | Glossary |
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LANE
LAN Emulation: The set of services, functional groups and protocols which provide for the emulation of LANs utilizing ATM as a backbone to allow connectivity among LAN and ATM attached end stations.
LAPD
Link Access Procedure D: A layer 2 protocol defined by CCITT (original name of
Layer Entity
An active element within a layer.
Layer Function
A part of the activity of the layer entities.
Layer Service
A capability of a layer and the layers beneath it that is provided to the upper layer entities at the boundary between that layer and the next higher layer.
Layer User Data
Data transferred between corresponding entities on behalf of the upper layer or layer management entities for which they are providing services.
LB
Leaky Bucket: Leaky Bucket is the term used as an analogous description of the algorithm used for conformance checking of cell flows from a user or network. See GCRA, UPC and NPC. The "leaking hole in the bucket" applies to the sustained rate at which cells can be accommodated, while the "bucket depth" applies to the tolerance to cell bursting over a given time period.
LE
LAN Emulation. Refer to LANE.
LED
Light Emitting Diode: A semiconductor diode that emits light when a current passes through it. LEDs are often used for alarm and power indication lights on equipment.
Centillion 1200N ATM Switch User Manual | |
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