From owner-freebsd-questions  Tue Oct  6 13:45:44 1998
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Date: Tue, 6 Oct 1998 13:45:26 -0700 (PDT)
From: Doug White <dwhite@resnet.uoregon.edu>
To: "Eric J. Schwertfeger" <ejs@bfd.com>
cc: questions@FreeBSD.ORG
Subject: Re: Trying to learn divert sockets
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On Sat, 3 Oct 1998, Eric J. Schwertfeger wrote:

> 
> I'm trying to write a simple program that uses divert sockets, and it
> isn't going too well.
> 
> Basically, I can make my program reinject the packets back into the same
> device as they were diverted from, and that works.  However, I'm trying to
> divert the packets to a different device for various reasons.
> 
> My luck so far doing this has been zero.  I've got a subroutine that sets
> up sockaddr_in for use, and works well enough that I can bind the local
> end of a socket to a specific IP address and port, but when I use the same
> routine in my divert code, using the same port number that I'm diverting,
> and the IP address of the interface that I want to divert to, I get
> EADDRNOTAVAIL.

Have you looked at the natd code?  natd is the classic divert client.

Doug White                               
Internet:  dwhite@resnet.uoregon.edu    | FreeBSD: The Power to Serve
http://gladstone.uoregon.edu/~dwhite    | www.freebsd.org


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