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Date: Mon, 19 Apr 2004 13:28:01 +0400
From: Gleb Smirnoff <glebius@cell.sick.ru>
To: Ruslan Ermilov <ru@freebsd.org>
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cc: freebsd-net@freebsd.org
Subject: Re: route into netgraph?
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On Mon, Apr 19, 2004 at 10:37:38AM +0300, Ruslan Ermilov wrote:
R> >   does anyone can give me a hint? I want to inject some traffic with
R> > a specific destination to netgraph.
R> >   For example I want to route all traffic with dst 10.0.0.0/8 to my
R> > netgraph node, whereever it came from - came on interface or
R> > generated locally.
R> > 
R> >   I see only one way to do this - divert it with ipfw to ng_ksocket.
R> > 
R> > But, it'll be nice to use smth like:
R> > 
R> >   route add 10.0.0.0/8 -iface ng0
R> > 
R> > and receive packets on ng0's inet hook.
R> > 
R> > Any other ideas?
R> > 
R> So?  The above should just work, what's the problem?
R> 
R> # route add 10.0.0.0/8 -iface ng0
R> # ifconfig ng0 up
R> # ping -c1 10.0.0.1
R> 
R> # nghook -a ng0: inet
R> 0000:  45 00 00 54 07 d5 00 00 40 01 68 d4 00 00 00 00  E..T....@.h.....
R> 0010:  0a 00 00 01 08 00 d9 8f 61 9e 00 00 c7 80 83 40  ........a......@
R> 0020:  79 0d 0e 00 08 09 0a 0b 0c 0d 0e 0f 10 11 12 13  y...............
R> 0030:  14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20 21 22 23  ............ !"#
R> 0040:  24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30 31 32 33  $%&'()*+,-./0123
R> 0050:  34 35 36 37                                      4567

Ah, yes. May be yesterday I was on smth. Surely it works.

-- 
Totus tuus, Glebius.
GLEBIUS-RIPN GLEB-RIPE