active monitor

Active Monitor

(networking)

A process in an IBM token ring network which ensures a token is present on the ring, removes circulating frames with unknown or invalid destinations, and performs introductions between machines on the ring.

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active monitor

The station (network adapter) that controls the token in a Token Ring network. The active monitor, which is determined through a contention process, maintains clock synchronization and detects and corrects errors in the token framing. See Token Ring.

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