Mikrotik Port Service SSH 22 - MikroTik Script RouterOS
Is one way to remote router in a console with secure. Almost the same as telnet, only it is more secure because the data transmitted by SSH is encrypted. MikroTik SSH by default uses port 22. This SSH port is often attacked using BRUTE FORCE, you can change the port or disable it when not in use.
# SSH Port Enable
/ip service set ssh port=22 address=0.0.0.0/0 disabled=no
# SSH Port Disable
/ip service set ssh port=22 address=0.0.0.0/0 disabled=yes
Credit: mikrotik.co.id