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Recent content by Amoss

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    RT-AC66U dropping incoming DNS

    Will do. It is probably the ISP though. They had nice tech support last time, I’ll try them again.
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    RT-AC66U dropping incoming DNS

    I’m running dig from two boxes on two different networks. One at work and one in a VPS. Hmmmm. I’ll have to call the ISP again and see if they can test it / trace the problem. Thanks for your help, that’s a useful trick to know with iptables. It saved me moving a bunch of furniture to tap the...
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    RT-AC66U dropping incoming DNS

    I've tested it a little bit. The count for the PREROUTING chain is going up when I fire TCP requests, but not UDP. Is there anything on the router that could drop the packet before it hits iptables, or is it definitely being blocked by the ISP?
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    RT-AC66U dropping incoming DNS

    Ah ok, either that is different switches or I did not see the count in the output. I'll try that.
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    RT-AC66U dropping incoming DNS

    Thanks, I've tried that. It's for traffic in the other direction: incoming from the WAN to the LAN.
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    RT-AC66U dropping incoming DNS

    I checked with the network operator, they're sure that they leave those ports open and don't block anything on port 53.
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    RT-AC66U dropping incoming DNS

    Hello, I have a problem with port forwarding on an ASUS RT-AC66U. I'm trying to run a DNS server on the LAN behind the router. I've set the port-forwarding on the router to send UDP/TCP port 53 to the IP address of the server. The TCP packets go through fine, but the UDP packets get dropped. So...
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