[188854] in North American Network Operators' Group
Re: New Switches with Broadcom StrataDNX
daemon@ATHENA.MIT.EDU (lincoln dale)
Mon Apr 18 15:45:56 2016
X-Original-To: nanog@nanog.org
In-Reply-To: <CAMDdSzOgAfUwEOS0tY_bc0Nej+tmed1CAewyyWOoE_zyX1cWew@mail.gmail.com>
Date: Mon, 18 Apr 2016 11:42:51 -0700
From: lincoln dale <ltd@interlink.com.au>
To: Colton Conor <colton.conor@gmail.com>
Cc: NANOG <nanog@nanog.org>, Jeff Tantsura <jeff.tantsura@ericsson.com>
Errors-To: nanog-bounces@nanog.org
Yes. We also have 1M+ FIB support day one too - hence the letter 'R'
denoting the evolution with 3rd generation of its evolution to internet
edge/router use cases.
Not sure what other vendors are doing but I doubt others are yet shipping
large table support.
(there's more to it than just the underlying native silicon)
cheers,
lincoln. (ltd@arista.com)
On Mon, Apr 18, 2016 at 11:01 AM, Colton Conor <colton.conor@gmail.com>
wrote:
> As a follow up to this post, it look like the Arista 7500R series has thi=
s
> new chip inside of it.
>
> On Wed, Jan 20, 2016 at 9:34 AM, Jeff Tantsura <jeff.tantsura@ericsson.co=
m
> >
> wrote:
>
> > That's right, logic is in programming chips, not their property. You ju=
st
> > need to know what to program ;-)
> >
> > Regards,
> > Jeff
> >
> > > On Jan 19, 2016, at 10:10 PM, Mark Tinka <mark.tinka@seacom.mu> wrote=
:
> > >
> > >
> > >
> > >> On 20/Jan/16 00:17, Phil Bedard wrote:
> > >>
> > >> Good point, there are many people looking at what I call FIB
> > optimization right now. The key is having the programmability on the
> > device to make it happen. Juniper/Cisco support it using policies to
> > filter RIB->FIB and I believe both also do per-NPU/PFE localized FIBs
> now.
> > I am not sure if that=E2=80=99s something supported on this new Broadco=
m chipset.
> > Depends on your network of course and where you are looking to position
> the
> > router.
> > >
> > > I don't think the FIB needs to have specific support for selective
> > > programming.
> > >
> > > I think that comes in the code to instruct the control plane what it
> > > should download to the FIB.
> > >
> > > Cisco's and Juniper's support of this is on FIB that has been in
> > > production long before the feature became available. It was just adde=
d
> > > to code.
> > >
> > > Mark.
> >
>
