Thanks, that makes it clear now..

-nagp

On Mon, Jun 5, 2017 at 2:00 PM, Neale Ranns (nranns) <[email protected]>
wrote:

>
>
> The EOS bit does get set automatically. This is necessary because when we
> do:
>
>    ip route add 1.1.1.1/32 via 10.10.10.10 Eth out-label 66
>
> we want the EOS bit for label 66 to be on. But when we then add
>
>   ip route add 2.2.2.2/32 via 1.1.1.1 out-label 77
>
> we now need the EOS bit for 66 to be both 0 and 1, depending on whether
> the traffic is destined to 2.2.2.2 or 1.1.1.1 resp. To handle this VPP
> builds EOS and non-EOS forwarding chains/DPOs – you can see these if you do
> ‘sh ip fib 1.1.1.1/32 detail’
>
>
>
> Regards,
>
> neale
>
>
>
>
>
>
>
> *From: *Nagaprabhanjan Bellari <[email protected]>
> *Date: *Monday, 5 June 2017 at 08:56
> *To: *"Neale Ranns (nranns)" <[email protected]>
> *Cc: *vpp-dev <[email protected]>
> *Subject: *Re: [vpp-dev] Can we set MPLS exp and ttl fields when
> programming out labels?
>
>
>
> Ok great! I will try to get a shot at it.
>
> Another related question: When we push one or more labels for a route -
> does the eos bit get set automatically for the bottom most label? Because -
> in the route api - we only push label values to the frp_label_stack - I was
> wondering how to set the eos bit for a label.
>
> Thanks,
>
> -nagp
>
>
>
> On Mon, Jun 5, 2017 at 1:23 PM, Neale Ranns (nranns) <[email protected]>
> wrote:
>
> Hi nagp,
>
>
>
> There’s no means to do that currently, but it would be a welcome addition.
>
>
>
> Regards,
>
> Neale
>
>
>
>
>
> *From: *<[email protected]> on behalf of Nagaprabhanjan Bellari
> <[email protected]>
> *Date: *Monday, 5 June 2017 at 08:24
> *To: *vpp-dev <[email protected]>
> *Subject: *[vpp-dev] Can we set MPLS exp and ttl fields when programming
> out labels?
>
>
>
> The standard route API does not seem to allow this, so was wondering if
> there is any other means to achieve the same.
>
> Thanks,
>
> -nagp
>
>
>
>
_______________________________________________
vpp-dev mailing list
[email protected]
https://lists.fd.io/mailman/listinfo/vpp-dev

Reply via email to