diff --git a/shadowsocks/tcprelay.py b/shadowsocks/tcprelay.py
index 4834883..301619b 100644
--- a/shadowsocks/tcprelay.py
+++ b/shadowsocks/tcprelay.py
@@ -292,9 +292,9 @@ class TCPRelayHandler(object):
             if header_result is None:
                 raise Exception('can not parse header')
             addrtype, remote_addr, remote_port, header_length = header_result
-            logging.info('connecting %s:%d from %s:%d' %
+            logging.info('connecting %s:%d from %s:%d/%d' %
                          (common.to_str(remote_addr), remote_port,
-                          self._client_address[0], self._client_address[1]))
+                          self._client_address[0], self._client_address[1],self._config['server_port']))
             self._remote_address = (common.to_str(remote_addr), remote_port)
             # pause reading
             self._update_stream(STREAM_UP, WAIT_STATUS_WRITING)