How to Port Forward in Mikrotik Router?

Let’s say you have a DVR that has a static IP of 192.168.1.200, and you need to forward port 3999.

1. In Winbox, Go to IP > Firewall > NAT



2. Click the "+" to add a new NAT rule.
3. Modify the "Chain" to "dstnat", "Protocol" to "tcp", and "Dst. Port" to "3999".
4. Set the “In. Interface” to your WAN port.



5. Click the "Action" tab, change the "Action" value to "dst-nat", the "To Addresses" to "192.168.1.200" and "To Ports" to "3999".