The Definitive Guide to Data Quality
conn_tSSH_1.connect(null, 0, 61 * 1000);
kexTimeout - Timeout for complete connection establishment (non-negative, in milliseconds). Zero means no timeout. The timeout counts from the moment you invoke the connect() method and is cancelled as soon as the first key-exchange round has finished. It is possible that the timeout event will be fired during the invocation of the verifier callback, but it will only have an effect after the verifier returns.