[c-nsp] [j-nsp] L3VPN/RR/PE on Same router

[adamv0025 at netconsultings.com]

> From: Saku Ytti [mailto:saku at ytti.fi]
> Sent: Saturday, August 18, 2018 11:44 AM
> 
> On Fri, 17 Aug 2018 at 16:40, <adamv0025 at netconsultings.com> wrote:
> 
> > Another alternative would be to spin up a separate BGP process, which I
> think is supported only in XR, but once again that somewhat places one on
> the outskirts of the common deployment graph.
> > But I know Mark is using csr1k -so depending on the available NFVI
> resources (I guess dedicated servers in this case), I think it's not that onerous
> to spin up yet another VM right?
> 
> I think many vendors support this. JunOS supports multiple RPD instances in
> single FreeBSD instance and multiple FreeBSD instances in single Linux
> instance.
> 
Really? Interesting, didn't know that, are these features documented anywhere? I could not find anything looking for multi instance RPD.
Are the RPD instances as ships in night, each maintaining its own set of tables and protocols?

> Personally I'd run the RRs for different AFIs in separate hardware, because
> RR  hardware is not really where the costs are.
> 
Yeah all the costs are in edge devices, even core routers HW is order of magnitude more expensive than that of RRs  

adam

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