[Pdns-users] recursor can't refresh the . records

thomas polnik thomas at polnik.de
Thu Aug 9 20:42:30 UTC 2007

Dear Kenneth,

> This does not rule out the firewall. If there is a problem with
> connection establishment and tracking, you could conceivable
> exhaust a firewall resource which would have the same symptoms:
> the updates work for a period of time and then stop working. Our
> recursor instances are working properly for days/weeks on end.
> You may want to try without the firewall.
without iptables is perhaps a bad idea :), but I will change it to
iptables -I INPUT 1 -p udp --dport 53 -j ACCEPT
iptables -I INPUT 2 -p tcp --dport 53 -j ACCEPT

and the same rules for OUTPUT. Perhaps there are problems with to many
open connections on this system.

Best regards,
thomas polnik.

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