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AAG session-timeout

sakuraime 2,351 Reputation points
2020-09-17T07:46:30.63+00:00

May I confirm session-timeout checking within replica is using protocol ping ?? to end point address ?
or ping to endpoint tcp port ?

SQL Server | Other
SQL Server | Other

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Shashank Singh 6,251 Reputation points
2020-09-17T08:48:04.51+00:00

Yes the replicas use ping to gauge whether other replica is reachable or not and ping internally uses ICMP protocol to establish connection.

The ping would be to the server not to any port. Ping internally uses what is called as ECHO functionality to check if other server is alive.

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