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Re: urgent - netfilter rejecting 60% of DNS requests!



On Wed, 1 Oct 2003, Martin Ferrari - Decidir IT wrote:

> Hi, I don't know what's happening, but I discovered that my firewall is
> currently rejecting with port unreachable about 60% of the DNS queries I
> receive, but this is not happening with the other kind of traffic I manage
> (http and smtp).

Hi Martin,

Contrary to what a lot of people will tell you DNS does use TCP for
things other than zone transfers. Did you allow for that in your
ruleset?

Grx HdV




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