Cabletron Systems FRM User Manual - Glossary
Glossary
802.3
is an IEEE standard for LANs, that defines the physical layer as coax or unshielded
twisted pair and the MAC (medium access control) layer as CSMA/CD (carrier-sense
multiple access with collision detection).
802.5
is an IEEE standard for LANs, that defines the physical layer as shielded twisted pair
and the MAC (medium access control) layer as Token Ring.
A
Address
is a coded representation of the destination of a message.
Alarm
see “Event.”
ARP
stands for Address Resolution Protocol, which dynamically maps network addresses
to MAC addresses.
ASCII
stands for American Standard Code for Information Interchange.
ASCII terminal
is a VT100 or compatible video display terminal.
Async
stands for “asynchronous.”
Asynchronous
describes terminals, printers, and other devices that transmit data in a discontinuous
character stream; it also describes the protocol used to interconnect such devices.
Auxiliary Console
is an async terminal connected to a serial port (configured as COM1), acting as an
operator console.
Async terminal
is a VT100 or compatible video display terminal.
Autobaud
is the default line speed code (throughput class) for async PAD ports. When a PAD
places a call through a port set to Autobaud, the port's internal clocks are set to match
the speed of the PAD.