[frr] Todays Agenda

Vincent Jardin vincent.jardin at 6wind.com
Tue Jan 31 09:10:37 EST 2017


You should involve the SRR author dav.lebrun at gmail.com




Le 31 janvier 2017 3:00:05 PM Olivier Dugeon <olivier.dugeon at orange.com> a 
écrit :

> Hi Donald,
>
> Hi forgot last week to discuss one point. So, I prefer add it before forget 
> it again.
>
> It concerns the management of mpls label space.
>
> Up to know, we have LDP and BGP that deal with MPLS labels. I'm preparing 
> Segment Routing for OSPF, and for IS-IS. In Segment Routing, you must 
> specify at least one (but possibly many) Segment Routing Global Block 
> (SRGB) that reserved a block of labels. Once done, Segment Routing 
> allocates an MPLS label in the SRGB for each router in the OSPF domain and 
> a lable per interface outside the SRGB. The issue is that we must be sure 
> that a) the SRGBs are reserved for Segment Routing and not used by an other 
> routing protoco, b) that standard label allocation by the different routing 
> protocol are not overlapping SRGB and  c) that label allocation is unique 
> i.e. a label is not used by more than one routing protocol. I already 
> discuss this point with Renato last summer and re-activate this issue after 
> a call with peoples interested by Segment Routing that Lou introduce for me.
>
> So that, I would discuss the best way to manage MPLS labels spaces to avoid 
> overlapping of label. I think about 3 scenarios:
>
> 1/ By means of configuration. Simple, but report the issue to the user
>
> 2/ At the zebra layer. More dynamic, but need to add extra message and code 
> to zebra API
>
> 3/ At Linux Kernel. Not sure it is the right place.
>
> Regards
>
> Olivier
>
>
> Le 31/01/2017 à 14:30, Donald Sharp a écrit :
>> If you need a meeting invite let me know please!
>>
>> 1) Status of RC-2
>>
>> 2) Status of Pull Requests
>>
>> Anything else that people want to discuss?
>>
>> donald
>>
>> _______________________________________________
>> frr mailing list
>> frr at lists.nox.tf
>> https://lists.nox.tf/listinfo/frr
>
>
>
>
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