Change to root user
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Edit the configuration file for the SSH server
nano /etc/ssh/sshd_config
Make the changes below to the file… Amendments are in amber. Here we have removed the # and specified a number for the port.
# If you want to change the port on a SELinux system, you have to tell # SELinux about this change. # semanage port -a -t ssh_port_t -p tcp #PORTNUMBER # Port 2222 #AddressFamily any #ListenAddress 0.0.0.0 #ListenAddress ::
Gorde fitxategia.
The port specified in the configuration file needs to be enabled in SELinux else you will get an error when restarting the SSH server service.
semanage port -a -t ssh_port_t -p tcp 2222
Restart the SSH server
service sshd restart
Other useful commands
Install semanage command
dnf -y install policycoreutils-python
If you are using a firewall you may also need to open the port
firewall-cmd --permanent --zone=public --add-port=2222/tcp
firewall-cmd --reload
