Installing and Administering OSI Transport Services

Glossary 143
Glossary
ACSE/Presentation and ROSE
Interface See APRI
Advanced Research Projects
Agency See ARPA
ANSI The American National
Standards Institute that
publishes standards for use by
national industries.
API A set of functions enabling an
application program to interact
with and control network
operations and resources.
application program interface
See API
APRI An application program
interface to the OSI presentation.
argument The part of a
command line that identifies what
(file, directory, etc.) is to be acted
upon.
ARPA The Advanced Research
Projects Agency. A U.S.
government research agency that
was instrumental in developing
and using the original ARPA
services on the ARPANET.
backbone The principal network
segment to which all nodes are
connected, or to which other
segments are connected.
BAS This subset is used with basic
X.400 application and Session
version 1.
basic activity subset See BAS
basic combined subset See BCS
basic synchronized subset See
BSS
BCS This subset is used with basic
FTAM applications and Session
version 2.
boot To start up your system,
loading it into the computer
memory.
bridge A device that connects
different LANs.
BSS This subset is used with
advanced user application and
advanced FTAM usage.
bypass A mechanism to avoid
sending data to a faulty device or
portion of the network.