Thanks for the reply, but I still can't connect, the error code is as follows:
<EngineLog>
<Connect_Ssh>
<EngineVersion>9.5.0.98</EngineVersion>
<EngineStatus>2</EngineStatus>
<connectInner>
<hostname>128.204.218.63</hostname>
<port>22</port>
<sshConnect>
<connectSocket_v2>
<error>timeout waiting for connect to complete;</error>
<timeoutMs>15000</timeoutMs>
<failedWaitToConnect>Socket operation timeout.</failedWaitToConnect>
</connectSocket_v2>
<error>Failed to establish initial TCP/IP connection</error>
<hostname>128.204.218.63</hostname>
<port>22</port>
</sshConnect>
</connectInner>
<error>Failed.</error>
</Connect_Ssh>
</EngineLog>