Wireshark result with filter (port 629) from client. (192.168.0.195)

What exactly is this server? Does it have iptables or something?

This is QNAP NAS server.
OS: QTS 4.3.4.0.4.35

In web panel, it hasn't iptables configuration. It has only TCP/IP network configuration.

What is the device 192.168.0.52? This is the server which I want to reach in local network. i want to reach to local server (192.168.0.52) in local network (my local ip: 192.168.0.195) with external ip (1.1.1.10). (My external IP is static) When i try reach from out network (e.g. 2.2.2.2) to (1.1.1...

add action=src-nat chain=srcnat out-interface=Local protocol=tcp src-address=192.168.0.52 src-port=629 to-addresses=1.1.1.10 to-ports=629 Wrong idea. You need only 4 NAT rules: 1) Classic masquerade for your local network in order to go to Internet; 2) Destination NAT IN rule for your provider inte...

Can you please paste here the export of your "/ip firewall filter" rules? here are my firewall filters: ordinary drop port rules for each in-iterface ;;; PROXY-ATAK-DROP chain=input action=drop protocol=tcp in-interface=RADIO-LINK dst-port=8080 log=no log-prefix="" ;;; PROXY-ATA...

So I would manually add another srcnat rule, mirroring the dstnat one which would translate the destination IP of the request from 1.1.1.10 to 192.168.0.52: i added too this src-nat rule. should i remove dst-nat rule? all of rules are like this: (bold line is newly added) add action=masquerade chai...

I will post the lines to get this working since i see a lot of people asking about this.

i have 2 WAN interface too. Please can you share your nat rules?
i was spend a lot of time for hairpin. i was tried tens of solution and i am realy borring from this stuation.

Here is below what I am using, this is from my main router with rules working, the only thing I can see is your dst-nat rule is set to change the port when it is not needed. i remove "to-ports=629", but still it not worked. Are you using any kind of fasttrack or similar? If you are the ro...

i have exactly same problem like @rodrigobenta i've tried a lot of solution from google search and mikrotik forum search. men, you are a f********ng GOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOD! if i could, i would go to you and give you a hug men jaja @rodrigobenta , please share me all rules. i want give...

i have exactly same problem like @ait i've tried a lot of solution from google search and mikrotik forum search. https://youtu.be/_kw_bQyX-3U @Steveocee, your solution have not worked for me. i want reach to local server (192.168.0.52) form local network (my local ip: 192.168.0.165) with external ip...