--- library/sshtunnel/sshtunnel.py.orig	2017-02-17 16:27:57.271285052 +0900
+++ library/sshtunnel/sshtunnel.py	2017-02-17 17:41:33.057209841 +0900
@@ -291,11 +291,16 @@
                 self._client.set_missing_host_key_policy(WarningPolicy())
             else:
                 self._client.set_missing_host_key_policy(StoreIfConfirmedPolicy())
+            if 'proxycommand' in opts:
+                self._proxy = paramiko.ProxyCommand(opts['proxycommand'])
+            else:
+                self._proxy = None
                 
             has_key = bool(self._keyfile)
             self._client.connect(self._server[0], self._server[1], username=self._username,
                                  key_filename=self._keyfile, password=self._password,
-                                 look_for_keys=has_key, allow_agent=has_key)
+                                 look_for_keys=has_key, allow_agent=has_key, sock=self._proxy)
+
         except paramiko.BadHostKeyException, exc:
             self.notify_exception_error('ERROR',format_bad_host_exception(exc, '%s\ssh\known_hosts' % mforms.App.get().get_user_data_folder() if platform.system().lower() == "windows" else "~/.ssh/known_hosts file"))
             return False