G
LOSSARY

Glossary-6

Media Access Control (MAC)
A portion of the networking protocol that governs access to the
transmission medium, facilitating the exchange of data between network
nodes.
Management Information Base (MIB)
An acronym for Management Information Base. It is a set of database
objects that contains information about a specific device.
Multicast Switching
A process whereby the switch filters incoming multicast frames for
services for which no attached host has registered, or forwards them to all
ports contained within the designated multicast VLAN group.
Out-of-Band Management
Management of the network from a station not attached to the network.
Port Mirroring
A method whereby data on a target port is mirrored to a monitor port for
troubleshooting with a logic analyzer or RMON probe. This allows data on
the target port to be studied unobstructively.
Port Trunk
Defines a network link aggregation and trunking method which specifies
how to create a single high-speed logical link that combines several
lower-speed physical links.
Remote Monitoring (RMON)
RMON provides comprehensive network monitoring capabilities. It
eliminates the polling required in standard SNMP, and can set alarms on a
variety of traffic conditions, including specific error types.
Simple Network Management Protocol (SNMP)
The application protocol in the Internet suite of protocols which offers
network management services.
b_mgmt.book Page 6 Tuesday, July 8, 2003 5:24 PM