please help with this prob?

[10:49:03] Connecting to 87.7.185.238 Port: 21
[10:49:25] A socket operation was attempted to an unreachable host.[10:49:25] Cannot login waiting to retry (30s)...
[10:49:25] Client closed the connection.
[10:49:25] Active Help: https://www.smartftp.com/support/kb/58

thank you