[c-nsp] IOS XR and MPLSoMGRE

Arie Vayner ariev at vayner.net
Wed May 16 19:07:27 EDT 2018


I have a feeling you will have to create point to point tunnels... Unless
there's is some feature in XR which I could not find...

On Wed, May 16, 2018 at 3:09 PM <mihai at duras.ro> wrote:

> Hi Arie,
>
> That's what I also stumbled upon but I noticed it says that MPLSoMGRE
> should be supported but then I only spot p2p Tunnel interfaces and I'm
> not sure if some small detail escapes my site or how I can configure a
> multipoint tunnel interface:)
> That would be step one and step 2 figuring out the route-map equivalent
> that would then build a tunnel to the nexthop received as it was the
> case with IOS XE.
>
> Have a feeling that I will get some headaches along the way..this is not
> really a very detailed/documented topic.
>
> On 2018-05-17 00:02, Arie Vayner wrote:
> > Mihai,
> >
> > Try checking this document:
> >
> https://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/asr9k_r6-1/lxvpn/configuration/guide/b-l3vpn-cg-asr9k-61x/b-l3vpn-cg60xasr9k_chapter_0100.pdf
> >
> > I have a feeling this will require a bit trial and error, but this
> > seems to be the right direction.
> >
> > On Wed, May 16, 2018 at 2:57 PM <mihai at duras.ro> wrote:
> >
> >> Hi guys,
> >>
> >> I'm trying something strange and funky in a lab and of course ending
> >> up
> >> at a dead-end :)
> >>
> >> I'm trying to configure OpenContrail to peer with ASR9K.
> >> I've already found a sample configuration for ASR903 but that one
> >> has
> >> IOS XE.
> >>
> >> Does anyone know if there is an equivalent for the following
> >> commands on
> >> IOS XR?
> >> So far I can't find anything and am knocking my head against the
> >> wall a
> >> bit (I did find that MGRE should be supported though and MPLS over
> >> it).
> >>
> >> l3vpn encapsulation ip MGRE
> >> transport ipv4 source GigabitEthernet0/4/7
> >>
> >> route-map SELECT_UPDATE_FOR_L3VPN permit 10
> >> set ip next-hop encapsulate l3vpn MGRE
> >>
> >> Thanks in advance,
> >> Mihai
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