G
LOSSARY
Glossary-5
MIB
An acronym for Management Information Base. It is a set of
database objects that contains information about the device.
MII
Media Independent Interface, the standard interface for Fast
Ethernet—similar to the AUI interface for trad itional Ethernet.
Network Diameter
Wire distance between two end stations in the same collision
domain.
RJ-45 Connector
A connector for twisted-pair wiring.
Redundant Power Supply (RPS)
A backup power supply that automatically takes over in case the
primary power supply should fail.
Straight-through Port
An RJ-45 port which does not cross the receive an d transmit
signals internally so it can be connected with straight-through
twisted-pair cable to any device having a cros sover port. Also
referred to as a “Daisy-Chain” port.
Switched Ports
Ports that are on separate collision domains or LAN segments.
Transmission Control Protocol/Internet Protocol (TCP/IP)
Protocol suite that includes TCP as the primary transport protocol,
and IP as the network layer protocol.
UTP
Unshielded twisted-pair cable.