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EMC Connectrix DS-32B2 and ED-12000B Fabric OS Reference Manual
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Glossary
L
L_Port Loop port. A node port (NL_Port) or fabric port (FL_Port) that has
arbitrated loop capabilities. An L_Port can be in one of two modes:
• Fabric mode: Connected to a port that is not loop capable, and
using fabric protocol.
• Loop mode: In an arbitrated loop and using loop protocol. An
L_Port in loop mode can also be in participating mode or
nonparticipating mode .
See also Nonparticipating Mode and Participating Mode.
Latency The period of time required to transmit a frame, from the time it is
sent until it arrives.
LED Light-emitting diode. Used to indicate status of elements on switch.
Link As applies to Fibre Channel, a physical connection between two
ports, consisting of both transmit and receive fibres. See also Circuit.
Link Services A protocol for link-related actions.
LWL Long wavelength. A type of fiber-optic cabling that is based on
1300mm lasers and supports link speeds of 1.0625 Gb/s and 2.125
Gb/s. May also refer to the type of GBIC or SFP. See also SWL.
M
Media See Transcei ver.
MIB Management Information Base. An SNMP structure to help with
device management, providing configuration and device
information.
Modem Serial Port 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.