Glossary

IPLDK

IP enabled, LG Digital Keysystem

BGM

Background Music. You may select a number of different music sources to play through your handset.

MPB

Main Processor Board. The ‘brains’ of the phone system. MPB contains all system software and controls all system functions.

CO

Central Office. American term now widely adopted in the telecommunications industry to describe the local telephone exchange.

VMIB

Voice Mail Interface Board. Integral Voice Messaging application for the IPLDK telephone system.

Flexible Button

This is a button that can be assigned as a Line, Feature, Speed Dial or Extension button.

7004N/D User Guide Glossary 53

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LG Electronics LDP7004N/D manual Bgm, Flexible Button