SSH is remote connection protocol default connection port is 22 with alternative encryption telnet

SSH Installation Instructions

Step 1: To install ssh use command

yum install – y openssh openssh-server openssh-client openssl-libs

Step 2: Start the service using the command

systemctl start sshd

Step 3: Want ssh to run after starting the server use the command

systemctl cho phép sshd

Step 4: To allow external connections to the server use the command to turn on the firewall to allow port 22 of the public zone in (if the server uses a firewall)

firewall-cmd –zone = public –add-port = 22 / tcp

Step 5: Check ssh using command

systemctl status sshd

Conclusion

We have just completed the SSH installation instructions, here we can follow the next article to use Pair key to connect to ssh .

Thank you for reading.

Bé Snake