The socket port cannot be connected to the Internet.

The socket port cannot be connected to the Internet.

I made a program using socket. There is no problem in the local test. When I published the program to the server, the connection could not be connected. I failed to test the connection using telnet.

Check the port status of netstat-a on the server. The port 9300 bound to 127.0.0.1 is in the listening status, for example:

Modify the socket binding IP address to the server IP address, and the port status changes:

Telnet connection test successful!

I was wondering. I checked it.

Http://blog.csdn.net/msdnwolaile/article/details/51278867

Summary:

127.0.0.1 is the loopback address. If the server socket is bound to it, your client program can only access