NBG6503 - port re-mapping

EnoSat

Hi, what right remaping port from LAN /192.168.1.5 and 192.168.1.6/ to WAN /my.dyndns.org/ ?
192.168.1.5
port 21 to 2021 , port 23 to 2023 , port 80 to 2080
192.168.1.6
port 21 to 2121 , port 23 to 2123 , port 80 to 2080

#Router_Mar_2019

Hill

What kind of the problem you encountered? Any details?