[j-nsp] Avoid transit LSPs

[Luis Balbinot]

That’s a good idea. I’m not 100% sure that this will prevent the creation
of bypass LSPs but I’ll give it a try.

Thanks!

Luis

On Thu, 24 Jan 2019 at 18:01 Colby Barth <cbarth at juniper.net> wrote:

> Luis-
>
> You could probably set the overload bit.
>
> -Colby
>
> On 1/24/19, 1:10 PM, "juniper-nsp on behalf of Dave Bell" <
> juniper-nsp-bounces at puck.nether.net on behalf of me at geordish.org> wrote:
>
>     I'm not aware of any option that will do this.
>
>     The three solutions that I can think of are:
>     Link colouring like Adam suggests
>     An explicit path that avoids the interfaces you are worried about
>     Set the RSVP cost for the interfaces really high
>
>     Dave
>
>     On Thu, 24 Jan 2019 at 17:01, Luis Balbinot <luis at luisbalbinot.com>
> wrote:
>
>     > It's a permanent thing.
>     >
>     > These boxes are PE routers that are not supposed to handle transit
>     > traffic but during certain network events a few FRR bypass LSPs are
>     > established through them because that's the only remaining path.
>     >
>     > Something easier like a "no-eligible-backup" toggle like the one we
>     > have with OSPF LFA would be nice.
>     >
>     > Luis
>     >
>     > On Thu, Jan 24, 2019 at 2:53 PM <adamv0025 at netconsultings.com>
> wrote:
>     > >
>     > > > Luis Balbinot
>     > > > Sent: Thursday, January 24, 2019 4:45 PM
>     > > >
>     > > > Hi.
>     > > >
>     > > > How could I prevent a device from getting transit RSVP LSPs being
>     > > > established through it? I only want it to accept ingress LSPs
> destined
>     > to
>     > > that
>     > > > box.
>     > > >
>     > > If this is a permanent thing,
>     > > You could create a colouring scheme where all links connected to
> this
>     > node
>     > > have to be avoided by all LSPs with the exception of LSPs
> terminated on
>     > this
>     > > node (or originated by this node).
>     > >
>     > > If this is a maintenance thing,
>     > > There's a command that can be enabled to drain all transit LSPs
> out the
>     > box.
>     > > But, all the LSPs would need to be configured with this capability
> in the
>     > > first place.
>     > >
>     > >
>     > > adam
>     > >
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