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Multi-Function Module Feature

Telephone Differences

Direct-Line Consoles

An MFM in a Direct-Line Console (DLC) serves only as another extension, without the characteristics of an operator extension.

An MFM cannot be connected to a Queued Call Console (QCC).

An MFM can be installed only in MLX telephones.

An MFM cannot be used with a digital communications device or videoconferencing system.

A single-line telephone or other type of tip/ring device up to 1,000 feet away can be connected to an MFM and used to make and receive inside and outside calls.

A single-line telephone connected to an MFM cannot use the Pickup, Conference, Hold, HotLine, or Transfer features.

Topics
	Description
	Tip/Ring Interface Supplemental Alert Adapter Programming Requirements
	At a Glance
	Considerations & Constraints
	Mode Differences
	Telephone Differences
	Feature Interactions