Re: [mpls-linux-devel] VPLS support?

[Rodrigo D. <ro...@tr...>]

When I made some tests with ebtables, I got some kernel panics, but I not
investigated why because I mainly interested on L3VPNs.

Renato's patch to 2.6.32 doesn't contains the ebtables support too. You need
to use 2.6.27 from git.

On Thu, Apr 22, 2010 at 1:25 PM, <jl...@mi...> wrote:

> David,
>
> The multi-point behavior you discuss below has not been implemented.
> My thinking at this time is that we can use the linux bridging
> core to accomplish this.  For this to occur a VPLS LSP needs to
> be represented to the bridge core as an ethernet interface.
> This could be accomplished with a modified version of the
> mpls tunnel driver.
>
> Due to the recent activity, I've picked up the project again.
> I'm/we're in the process of getting all the fuctionality working on
> a 2.6.32 kernel.  Once I get that accomplished I think this
> would be a good place to do some additional work.
>
> On Thu, Apr 22, 2010 at 04:54:47PM +0100, David Fraser wrote:
> >
> > Hi,
> >
> > What is the situation with VPLS support?
> >
> > In particular, I believe that mpls-linux's existing Ethernet over MPLS
> > works by virtue of hooking on ebtables. That is a case of modifying one
> > ethernet packet on the way through. Whereas, in a scenario where there
> > are three LERs (forming a VPLS), if an ethernet packet arrived from
> > outside the VPN, then the LER would need to send two packets - one to
> > each of the other two LERs in the VPLS VPN - each with a different MPLS
> > label. Is there any kernel support for this sort of distribution in
> > mpls-linux/ebtables/elsewhere?
> >
> > I see from the archives that Pali was doing some work on this area late
> > last year, although discussion seemed to revolve mainly around the
> > signalling plane (quagga etc) and not this dataplane issue.
> >
> > Thanks in advance,
> >
> > David Fraser
> >
> >
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> --
> James R. Leu
> jl...@mi...
>
>
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