diff --git a/source/tools/detect/net/mon_connect/README.md b/source/tools/detect/net/mon_connect/README.md
index 3233d1055bcaaea86da289cde392272b4cbfab42..f558fc2484a80f2e42ed3552c1ffcb6fbac520b7 100644
--- a/source/tools/detect/net/mon_connect/README.md
+++ b/source/tools/detect/net/mon_connect/README.md
@@ -1,2 +1,5 @@
 # 功能说明
 监控并统计系统的网络连接信息
+
+## 工具介绍
+通过使用bcc，监控并统计系统的网络连接信息。通过tcp_connect和udp_sendmsg两个追踪点，统计端口的发送情况，每10s输出in和out的tcp/udp连接数量情况。
\ No newline at end of file
diff --git a/source/tools/detect/net/mon_connect/mon_connect.py b/source/tools/detect/net/mon_connect/mon_connect.py
index 7d5415435f70ac7fa99a7cda40ba9b2f6c4cc6a3..d0b07a743c12ab5e6c76b6352482d389dd7fcdc0 100644
--- a/source/tools/detect/net/mon_connect/mon_connect.py
+++ b/source/tools/detect/net/mon_connect/mon_connect.py
@@ -57,7 +57,7 @@ class CconnAna():
         for k, v in sorted(ihs.items(), key=lambda ihs: ihs[1].value, reverse=True):
             cIn += v.value
             if c:
-                print k.port, inet_ntop(AF_INET, pack("I", k.ip)).encode(), v.value
+                print(k.port, inet_ntop(AF_INET, pack("I", k.ip)).encode(), v.value)
             c -= 1
         self.__b['in_port_var'].clear()
         ohs = self.__b['out_port_var'].items()
@@ -72,10 +72,12 @@ class CconnAna():
         for h in uhs:
             # print("port: count: ", h)
             cUdp += h[1].value
-        print("%s: sync %d in, %d out, %d udp, %d close" % (datetime.datetime.strftime(datetime.datetime.now(), "%Y-%m-%d %H:%M:%S"), cIn, cOut, cUdp, chs[0][1].value))
+        if len(chs) > 0:
+            print("%s: sync %d in, %d out, %d udp, %d close" % (datetime.datetime.strftime(datetime.datetime.now(), "%Y-%m-%d %H:%M:%S"), cIn, cOut, cUdp, chs[0][1].value))
 
 
     def mainLoop(self):
+        print("Press Ctrl+C to stop...")
         while 1:
             time.sleep(10)
             self._report()