[j-nsp] RVSP signaled L3VPN and RRs

[raf]

Le 18/08/2016 à 18:00, Hugo Slabbert a écrit :
> On Thu 2016-Aug-18 17:13:09 +0200, raf <raph at futomaki.net> wrote:
>

>
> Picking the Ps are RRs seems weird.  Generally your Ps would just be in
> the IGP but be BGP free.  There's nothing "wrong" with it per se, it's
> just an odd choice as generally you want your Ps to be lightweight and
> just label-switch without carrying heavy tables, whereas making them RRs
> means a bunch of RE utilization, which is the opposite of that objective.

Completely agree. If I had to restart from scratch I will certainly 
separate Ps and use virtual RRs.
>
> The NHS choice on the RRs is also an odd one.  Again, it's not
> necessarily "wrong" but it's not a standard choice and could lead to
> interesting behaviours.  That your saying you couldn't easily take off
> NHS from the RRs makes me wonder what the constraints are there.


>
> If this were my environment, I'd want to take a step back and consider
> why I'm doing in-path RRs on P routers when I also appear to have
> constraints on that choice (not being able to toggle NHS easily) that
> could make my life more difficult.
>

Also agree, but unfortunately I do not have much time left on this 
network...

--
Raphael Mazelier