Date: Tue, 02 Jan 2001 10:02:20 -0700 From: Wes Peters <wes@softweyr.com> To: Julian Elischer <julian@elischer.org> Cc: "C. Stephen Gunn" <csg@waterspout.com>, "freebsd-net@FreeBSD.ORG" <freebsd-net@FreeBSD.ORG> Subject: Re: Problems with VLAN and natd. Message-ID: <3A52099C.6A94B9BF@softweyr.com> References: <200101020501.AAA58976@tsunami.waterspout.com> <3A517429.91B2F251@softweyr.com> <3A51EB71.8286709E@elischer.org>
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Julian Elischer wrote:
>
> Wes Peters wrote:
> >
> > Doing link-layer encapsulation modules is really not very difficult.
> > I've written pretty much the full complement, covering ethernet (10,
> > 100, and 1000), FDDI/CDDI, token ring, ATM, and Frame Relay. (Chuck,
> > I can identify that protocol in 20 instructions.)
>
> Under netgraph it's a real SNAP (I can't believe I said that)
Har har! ;^)
> > > I'm afraid to even contemplate the POLA and backward compatability
> > > issues involved.
> >
> > Why would we need to violate POLA? The obvious default would be to
> > extend ifconfig to configure the new protocol types, and to assume
> > EthII framing unless explicitly specified.
>
> send only new protocols out to netgraph.. no POLA to break.
Sure, but it would be nice to take over ARP too.
> > Perhaps so. If someone does the work to move EthII into netgraph, I can
> > certainly contribute a SNAP/LLC module, and maybe even extensions to
> > ifconfig so you can use it. ;^)
>
> have a look at the ng_ether node.
Will do.
--
"Where am I, and what am I doing in this handbasket?"
Wes Peters Softweyr LLC
wes@softweyr.com http://softweyr.com/
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