Community discussions

MikroTik App

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by FreddieMac502
Fri Jan 03, 2014 9:37 pm
Forum: Beginner Basics
Topic: Open Resolver Issue
Replies: 3
Views: 2310

Re: Open Resolver Issue

Thank You!! I will give this a try. I do have remote requests checked. I will try this script and see how it goes.

Thanks Again, I will keep you apprised.
by FreddieMac502
Fri Jan 03, 2014 8:17 am
Forum: Beginner Basics
Topic: Open Resolver Issue
Replies: 3
Views: 2310

Open Resolver Issue

I am running Routerboard 750UP router at my office and I received an email from my ISP about a DDOS attack and that I may be an open resolver. I have some novice Mikrotik experience but this one is messing with me. Mostly this is occurring on port 53. Now I have done some research and "THINK&qu...
by FreddieMac502
Fri Dec 27, 2013 5:20 pm
Forum: General
Topic: open recursive DNS port 53
Replies: 4
Views: 7684

Re: open recursive DNS port 53

probably it is not working because UDP can use both TCP and UDP. You can redirect all DNS requests to your router which is better solution /ip firewall nat add action=redirect chain=dstnat comment=dns dst-port=53 protocol=tcp to-ports=53 add action=redirect chain=dstnat dst-port=53 protocol=udp to-...