hi everybody.
have problem with udp protocol port forwarding to private network addresses. my public interface local adress is 192.168.3.20 and it has public IP, say 212.100.110.32
now, when server on address,say 62.110.114.14 sends udp packet to 212.100.110.32 , i can see that packet on my public interace 192.168.3.20:4000, but i cannot forward it to some local address on network,say 192.168.117.246 and any port.
here is listing of my /ip firewall nat config:
[admin@MikroTik] ip firewall nat> pr
Flags: X - disabled, I - invalid, D - dynamic
0 chain=srcnat out-interface=wlan1 action=masquerade
1 chain=dstnat dst-address=192.168.3.20 protocol=tcp dst-port=21
action=dst-nat to-addresses=192.168.117.246 to-ports=0-65535
2 chain=dstnat dst-address=192.168.3.20 protocol=udp dst-port=21
action=dst-nat to-addresses=192.168.117.246 to-ports=0-65535
3 chain=dstnat dst-address=192.168.3.20 protocol=tcp dst-port=23
action=dst-nat to-addresses=192.168.117.246 to-ports=0-65535
4 chain=dstnat dst-address=192.168.3.20 protocol=udp dst-port=23
action=dst-nat to-addresses=192.168.117.246 to-ports=0-65535
5 chain=dstnat dst-address=192.168.3.20 protocol=udp dst-port=0-65535
action=dst-nat to-addresses=192.168.117.246 to-ports=0-65535
6 chain=dstnat dst-address=192.168.3.20 protocol=tcp dst-port=0-65535
action=dst-nat to-addresses=192.168.117.246 to-ports=0-65535
[admin@MikroTik] ip firewall nat>
please, help me. this is becoming very frustrating…