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From: brian@shift.lan.awfulhak.org (Brian Somers)
Newsgroups: comp.protocols.tcp-ip,cs.freebsd.current,cs.freebsd.questions,cs.freebsd.hackers,muc.lists.freebsd.questions,comp.unix.bsd.freebsd.misc
Subject: Re: IP_HDRINCL Option for raw IP sockets
Date: 2 Apr 1997 14:46:22 GMT
Organization: Awfulhak Ltd.
Lines: 27
Message-ID: <5htrfu$l43@ui-gate.utell.co.uk>
References: <Pine.GSO.3.95.970329153642.21020A-100000@tangerine.cise.ufl.edu>
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In article <Pine.GSO.3.95.970329153642.21020A-100000@tangerine.cise.ufl.edu>,
Sudheer Tumuluru <ts1@cise.ufl.edu> writes:
> Hi,
> I have root access to a machine and thus have the ability to
> create raw sockets. The OS is FreeBSD 2.2-CURRENT. I am trying to
> reroute an IP packet from one machine to another based on some
> criteria and I don't want to do kernel modification. I tried using the
> IP_HDRINCL option for opening a raw socket, but it doesn't seem to do
> that. I treied to isolate the error and when I tried "perror" the
> error message says "no buffers available". I tried this many times and
> still the same error appears. Any suggestions/ part of code to
> implement this?
>
> Thanks in advance,
>
> Cheers,
> Sudheer
>
natd is a good example:
ftp://kn6-045.ktvlpr.inet.fi/pub/natd.
--
Brian <brian@awfulhak.org> <brian@freebsd.org>
<http://www.awfulhak.demon.co.uk>
Don't _EVER_ lose your sense of humour !