Skip site navigation (1)Skip section navigation (2)
Date:      Wed, 17 Sep 2003 12:16:59 +0200 (CEST)
From:      <pilax@freesurf.fr>
To:        <freebsd-hackers@freebsd.org>
Cc:        kai@freshx.de
Subject:   Re: pppoe - nmap - No buffer space available
Message-ID:  <37530.213.223.240.75.1063793819.squirrel@jose.freesurf.fr>
In-Reply-To: <1063786523.3f68181b5b001@localhost>
References:  <1063786523.3f68181b5b001@localhost>

next in thread | previous in thread | raw e-mail | index | archive | help
I tried with a ping in parallel to the nmaped machine and the same error
message happens.

ppp bug ?
pppoe bug ?

> Hi terry,
>
> i can corroborate this problem, with 4.x AND 5.x, without beeing the
> network interface down. We are also using a pppoe link outsides, and i
> can do a ping in parallel, which is working continously, so the tun0
> stays online.
>
> My theorie is, that he keeps the sockets open in state "TIME_WAIT", and
> this takes too long for the fast nmap scans.
>
> cheers Kai
>
>> pilax@freesurf.fr wrote:
>> > sendto in send_tcp_raw: sendto(3, packet, 40, 0, X.X.X.X, 16) => No
>> > buffer space available
>>
>> Your interface is down.  This happens all the time.
>>
>> If you use PPP on a dialup modem with a normal net connection,
>> and unplug the modem while you are doing a ping, you will see
>> the same thing.
>>
>> The easiest fix is "don't send packets out routes that transit
>> interfaces which are not up".
>>
>> -- Terry
>> _______________________________________________
>> freebsd-hackers@freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-hackers
>> To unsubscribe, send any mail to
>> "freebsd-hackers-unsubscribe@freebsd.org"
>>
>>



----------------------------------------------------------------
Ce service de mailing vous est offert par http://www.freesurf.fr.
FreeSurf, votre acces ADSL a partir de 29 euros/mois
http://www.freesurf.fr/adsl/




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?37530.213.223.240.75.1063793819.squirrel>