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Change Ubuntu Server ssh port

우분투 서버 ssh 포트 변경 방법 입니다.


vi /etc/ssh/sshd_config

# Port 22 // Yobubun change to their desired port, and # Pull the.



Now it opens a port, change'll save the existing port 22 ~


The newly added port 1234 Assuming how to open the port,


sudo ufw allow 1234/tcp


The Port Blocking


sudo ufw deny 22/tcp


This simply.


Since doeneundeyo haejusimyeon restart the ssh.


/etc/init.d/ssh restart

Simply enter.


Finally, try to enter netstat -ntl sure I am, that the desired port is open

– If you are using a router, it haejusyeoya open the port in the air port forwarding settings.

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