From owner-freebsd-net  Thu Jun 13 23: 0:35 2002
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Date: Thu, 13 Jun 2002 22:46:31 -0700 (PDT)
From: Julian Elischer <julian@elischer.org>
To: Lars Eggert <larse@ISI.EDU>
Cc: Archie Cobbs <archie@dellroad.org>, net@FreeBSD.ORG
Subject: Re: netgraph encryption?
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I haven't seen a problem with multicast and netgraph but 
that doesn't mean there isn't a problem. Let us see if there is a
traceback.

On Thu, 13 Jun 2002, Lars Eggert wrote:

> Archie Cobbs wrote:
> >>I looked briefly at ng_mppc but and was under the impression it needed a 
> >>ppp node above it. The packets I'd like to feed to an encryption node 
> >>are UDP (and soon TCP and IP). Or am I wrong?
> > 
> > In reality you can feed it anything you want. It's not PPP specific.
> > 
> > You would however have to rig up a node that handles packets going
> > out and returning on the same hook (ng_bpf(4) could be configured
> > to do this).
> 
> OK, I'll look into it. Or I'll try to find an undergrad to build 
> ng_blowfish :-)
> 
> As an aside, do netgraph interfaces have problems with multicast? I've 
> seen crashes using both mrouted and pim6dd when I had a netgraph 
> interface configured. I'll try to produce a dump next time.
> 
> Lars
> -- 
> Lars Eggert <larse@isi.edu>           USC Information Sciences Institute
> 


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