Config file: /etc/ssh/sshd_config

=> change Port 49152..65535 => PermitRootLogin no => last line UseDNS no => PasswordAuthentication yes

Tell SELinux about the change

semanage port -a -t ssh_port_t -p tcp PORTNUMBER

Commands

Start on boot

systemctl enable sshd

Start now

systemctl start sshd

Status

systemctl status sshd