[Pdns-users] TCP Query Problem

[InterNetworX | Hostmaster]

Hi again,

it looks like that this helps:

echo 1 >/proc/sys/net/ipv4/tcp_syncookies

Thanks for the netstat hint.

Mario
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Florian Weimer schrieb:
> * InterNetworX:
> 
>> I already found some other people with the same problem but no solution.
>> Any idea?
> 
> What does "netstat -an | grep :53" show?
> 
> Do you see anomalous TCP traffic to the affected servers?
>