Skip site navigation (1)Skip section navigation (2)
Date:      16 Jun 1999 09:57:59 +0200
From:      Dag-Erling Smorgrav <des@flood.ping.uio.no>
To:        junkmale@xtra.co.nz
Cc:        security@FreeBSD.ORG
Subject:   Re: named timeouts
Message-ID:  <xzp909kefw8.fsf@flood.ping.uio.no>
In-Reply-To: "Dan Langille"'s message of "Wed, 16 Jun 1999 07:45:31 %2B1200"
References:  <19990615194828.ZOVN93999.mta1-rme@wocker>

next in thread | previous in thread | raw e-mail | index | archive | help
"Dan Langille" <junkmale@xtra.co.nz> writes:
> On my main machine, which is also running named, the daily security check 
> always has lots of these types of entries.  Typically there are about 50 a 
> day.  I think it's because a dns request has been started, but by the time 
> the reply arrives, the firewall has terminated that port connection (I'm 
> running ipfilter).

No, I don't think these messages come from named. I think they're log
messages from ipfilter telling you you didn't set up your firewall
correctly. You should have rules permitting all UDP traffic to and
*from* port 53. Actually, you should have a rule permitting all
traffic across lo0 no matter what.

> > Connection attempt to UDP 127.0.0.1:3282 from 127.0.0.1:53

This is named trying to reply to a query.

> > Connection attempt to UDP 127.0.0.1:512 from 127.0.0.1:3363

This looks like comsat talking to biff.

> > Connection attempt to UDP 127.0.0.1:3373 from 127.0.0.1:53
> > Connection attempt to UDP 127.0.0.1:3378 from 127.0.0.1:53
> > Connection attempt to UDP 127.0.0.1:3380 from 127.0.0.1:53

This is named trying to reply to queries.

DES
-- 
Dag-Erling Smorgrav - des@flood.ping.uio.no


To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-security" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?xzp909kefw8.fsf>