EMC Connectrix B Series Hardware Reference Manual page 102

Glossary
Modem Serial Port
Multicast
Multimode
g-22
EMC Connectrix B Series DS-8B3 and DS-16B3 Hardware Reference Manual
Media See Transceiver.
metric A relative value assigned to a route to aid in calculating the shortest
path (1000 @ 1 Gb/s, 500 @ 2 Gb/s).
MIB
Management Information Base. An SNMP structure to help with
device management, providing configuration and device
information.
MMF Multimode fiber. See SWL.
The upper serial port on the CP card. Can be used to connect the CP
card to a country-specific modem. Has a DB-9 connector wired as a
ttyS1 DTE device, and can be connected by serial cable to a DCE
device. Can be connected to a modem using a standard 9-pin modem
cable. A Hayes-compatible modem or Hayes-emulation is required.
See also DCE Port and Terminal Serial Port.
MRK Mark primitive signal. Used only in arbitrated loop, MRK is
transmitted by an L_Port for synchronization and is vendor specific.
MS Management Server. The Management Server allows a storage area
network (SAN) management application to retrieve information and
administer the fabric and interconnected elements, such as switches,
servers, and storage devices. The MS is located at the Fibre Channel
well-known address FFFFFAh.
MSD Management Server daemon. Monitors the MS. Includes the Fabric
Configuration Service and the Unzoned Name Server.
MTBF Mean time between failures. An expression of time, indicating the
longevity of a device.
The transmission of data from a single source to multiple specified
N_Ports (as opposed to all the ports on the network). See also
Broadcast and Unicast.
A fiber-optic cabling specification that allows up to 500 meters for
1 GB Fibre Channel and 300 meters for 2 GB Fibre Channel between
devices.