What Is A Vip In Rac Use For?

1.	What Is A Vip In Rac Use For?
Answer» The VIP is an alternate Virtual IP ADDRESS assigned to each node in a cluster. During a node failure the VIP of the failed node MOVES to the surviving node and relays to the application that the node has gone down. Without VIP, the application will WAIT for TCP TIMEOUT and then find out that the session is no longer live DUE to the failure. The VIP is an alternate Virtual IP address assigned to each node in a cluster. During a node failure the VIP of the failed node moves to the surviving node and relays to the application that the node has gone down. Without VIP, the application will wait for TCP timeout and then find out that the session is no longer live due to the failure.

Answer»

The VIP is an alternate Virtual IP ADDRESS assigned to each node in a cluster. During a node failure the VIP of the failed node MOVES to the surviving node and relays to the application that the node has gone down. Without VIP, the application will WAIT for TCP TIMEOUT and then find out that the session is no longer live DUE to the failure.

The VIP is an alternate Virtual IP address assigned to each node in a cluster. During a node failure the VIP of the failed node moves to the surviving node and relays to the application that the node has gone down. Without VIP, the application will wait for TCP timeout and then find out that the session is no longer live due to the failure.

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