Answer / sbrahman75

It is a script that checks the communication between nodes.

Heart-beat is a communication which can be set at the time
of creating a system in a cluster, which can send and
receive signal through that designed port.

to check the heartbeat use the command gabconfig -a

Answer / srinivas rao.muvva

Heart-beats for Checking cluster health status..
this communication done in private network..

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