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Under normal circumstances, TestRequest messages may therefore be used to obtain an approximate indication of message round-trip times between the MFAPI Client and the Whisperer Feed Handler.

Session Termination

If no Heartbeat response is received within HeartBtInt + MaxTx seconds of the issuance of the TestRequest, then the party should abort the session with a Logout message.

Logout

All Logout messages must be echoed. If no LogoutResponse is received within HeartBtInt + MaxTx seconds of the issuance of the Logout, then the session and associated TCP socket connection should be dropped.

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