I need to do this to tcp too?

No, only in UDP (Recursive).

This code catch all dns packets e redirect to dns that is configured in DHCP on Mikrotik?

Yes, it will catch every DNS request and redirect to RB.

OK. Thank you very much.

Just remember: Someone can configure DNS manual on its machine. So, you can do this: /ip firewall nat add chain=dstnat src-address=!192.168.88.10 protocol=udp dst-port=53 action=redirect to-ports=53 I need to do this to tcp too? This code catch all dns packets e redirect to dns that is configured i...

Make sure the client pc have static IP and add this to the rule under source address The PC have static IP 192.168.88.10, and I want that it uses the DNS 8.8.8.8 Then I need to do this?: /ip firewall nat add chain=dstnat action=dst-nat src-addresses=192.168.88.10 to-addresses=8.8.8.8 to-ports=53 pr...

Good morning guys. I'm new on forum. Here, we use Opendns to block some webpages, f.i. social networking, 18+, etc. My company bought a Rb 951g-2hnd and I need configure the dns from domain controller and forward to Opendns. My question is: The manager needs open any website, then I need forward onl...