You will need to check and verify the actual port Numbers your environment is using, since they can be altered.
由于端口号可以改变，因此需要检查并核实环境正在使用的实际端口号。
2
If you check the basic attributes again, in the same way we did earlier, you should see that the last modified time has been altered but the creation time and last access time have remained the same.
The connection cannot be disturbed or altered. The side door can be demounted only when the oven goes wrong, check it step by step along the connection.