Indicates the maximum number of times a client is allowed to send TCP KeepAlive message to the AppServer, before the client hangs up the connection. TcpMaxDataRetranmission is a system property. The system administrator must configure this property in the system registry.
To edit the number of TCP KeepAlive retrials, you must set the TcpMaxDataRetransmission system property. Navigate in your registry to: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters and set TcpMaxDataRetransmission.