© Copyright IBM Corp. 2006. All rights reserved. 527
Glossary
8b/10b A data encoding scheme developed by
IBM, translating byte-wide data to an encoded 10-bit
format. The Fibre Channel (FC) FC-1 level defines
this as the method to use to encode and decode
data transmissions over the Fibre Channel.
active configuration In an ESCON®
environment, the ESCON Director configuration
determined by the status of the current set of
connectivity attributes. Contrast with saved
configuration.
adapter A hardware unit that aggregates other
input/output (I/O) units, devices, or communications
links to a system bus.
ADSM ADSTAR Distributed Storage Manager.
Advanced Intelligent Tape (AIT) A magnetic tape
format by Sony that uses 8 mm cassettes, but is only
used ...