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l2 switching
The switching based on the data link layer.
LAN
LDAP
See Lightweight Directory Access Protocol
Lightweight Directory Access Protocol
Short for Directory Access Protocol, a set of protocols for accessing information directories. It is often used to access a directory listing.
link
1. In the topology view, a link is used to identify the physical or logical connection between two topological nodes. 2. A network communications channel consisting of a circuit or transmission path and all related equipment between a sender and a receiver. A link is used to connect signaling points (SPs) and signaling transfer points (STPs) and transmit signaling messages.
live line
A wire that has voltages to the ground in the alternative current (AC) power supply system.
LMT
See Local Maintenance Terminal
Local Maintenance Terminal
Local Maintenance Terminal is a tool that connects to the network element and provides the GUI for the OM of the network element. The LMT is used for the OM of an NE. It supports local and remote maintenance modes.
loading
A flow of importing information from the storage device to the memory to facilitate processing (when the information is data) or execution (when the information is program).
Local Area Network
A network formed by the computers and workstations within the coverage of a few square kilometers or within a single building. It features high speed and low error rate. Ethernet, FDDI, and Token Ring are three technologies used to implement a LAN. Current LANs are generally based on switched Ethernet or Wi-Fi technology and running at 1,000 Mbit/s (that is, 1 Gbit/s).
local number querying service
A service used to query the local phone number by dialing a special prefix.
Log
File and database used to record the use and operation of the system.
log off
To terminate a session with a computer accessed through a communications line-usually a computer that is both distant and open to many users.
log on
To gain access to a specific computer, a program, or a network by identifying oneself with a user name and a password.
Parent Topic: Glossary