Re: Recommended L2 switches for a new IXP

[Phil Bedard <bedard.phil () gmail com>]

On 1/17/15, 7:15 PM, "Saku Ytti" <saku () ytti fi> wrote:


> On (2015-01-17 12:02 +0100), Marian Ďurkovič wrote:
>
> > Our experience after 100 days of production is only the best -  TRILL 
> > setup
> > is pretty straightforward and thanks to IS-IS it provides shortest-path 
> > IP-like "routing" for L2 ethernet packets over any reasonable topology 
> > out of the box (without the burden and cost implications of VPLS).
>
> I'm not sure what the burden refers to, but cost implications to me seem 
> same,
> trident HW can do VPLS.
> From complexity POV, I don't expect much different development time to 
> write
> functioning control-plane to either.
>
> I'm not against Trill, I think Trill, and especially SPB-M are great, now 
> they
> just feel too little and 20 years too late. There was no particular 
> reason why
> SPB-M couldn't have existed 20 years ago in HW. But perhaps it's good it
> didn't, it might have made ethernet 'good enough', that selling MPLS might
> have been much more difficult.
>
> -- 
>  ++ytti


I think in fairly short order both TRILL and 802.1AQ will be depercated in 
place of VXLAN and using BGP EVPN as the control plane ala Juniper 
QFX5100/Nexus 9300. 

Phil