Routeros netmap6/4/2023 ![]() ip firewall nat add chain=srcnat src-address=2.2.2.0/24 \ Port forwarding to internal FTP server /ip firewall natĪdd chain=dstnat dst-address=10.5.8.200 dst-port=21 protocol=tcp action=dst-nat to-addresses=192.168.0.109Īdd chain=forward connection-state=established,related action=acceptġ:1 mapping /ip firewall nat add chain=dstnat dst-address=11.11.11.0/24 \ ip firewall nat add chain=dstnat dst-port=1234 action=dst-nat protocol=tcp to-address=192.168.1.1 to-port=1234 If you would like to direct requests for a certain port to an internal machine (sometimes called opening a port, port mapping), you can do it like this: ip firewall nat add chain=srcnat src-address=192.168.0.109 action=src-nat \ ip firewall nat add chain=dstnat dst-address=10.5.8.200 action=dst-nat \Īdd rule allowing the internal server to initate connections to the outer networks having its source address translated to 10.5.8.200: ip address add address=10.5.8.200/32 interface=PublicĪdd rule allowing access to the internal server from external networks: Source nat to specific address /ip firewall natĪdd chain=srcnat src-address=192.168.1.0/24 action=src-nat to-addresses=1.1.1.1 out-interface=PublicĪdd chain=srcnat src-address=192.168.2.0/24 action=src-nat to-addresses=1.1.1.2 out-interface=Publicĭestination NAT Forward all traffic to internal host Source NAT Masquerade /ip firewall nat add chain=srcnat action=masquerade out-interface=Public
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