Re: Uønsket dns lookup

From: Poul-Henning Kamp (none@phk--phk.freebsd.dk.lh.bsd-dk.dk)
Date: Wed 28 Sep 2005 - 14:13:02 CEST

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To: bsd-dk@bsd-dk.dk
Subject: Re: Uønsket dns lookup 
From: "Poul-Henning Kamp" <none@phk--phk.freebsd.dk.lh.bsd-dk.dk>
Date: Wed, 28 Sep 2005 14:13:02 +0200

In message <none@006801c5c425$93b78880$6c00000a--my.lh.bsd-dk.dk>, "Simon Rigét" writes:
>Jeg har en FreeBSD webserver hjemme, der der står bag en ADSL router der
>køre NAT. (og ja! jeg ved hvad mange mener om NAT, men det løser altså nogle
>problemer også :)
>
> Routeren sender regelmæssigt forespørgslen: arp who-has 10.0.0.xxx tell
>10.0.0.1
>BSD boksen sender så forespørgslen videre til DNS (ISP) á la: 24109+ PTR?
>XXX.0.0.10.in-addr.arpa.

Nej, det gør den ikke.

Det er dig der kører tcpdump uden -n option.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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