[c-nsp] data center/mpls/vpls

Mick O'Rourke mkorourke at gmail.com
Tue Apr 16 07:35:56 EDT 2013


Wouldn't go near a 9000v it for a data centre deployment on AC power  - no
dual AC option.


On Tue, Apr 16, 2013 at 9:14 PM, Gabor Szabo (gabszabo)
<gabszabo at cisco.com>wrote:

> Hi Aaron,
>
> Have you checked the ASR9K nV Satellite feature with 9000v which can be
> placed physically as TOR device but works as a remote linecard for the
> ASR9K? You can have every service on satellite ports what you have on local
> interface of the ASR9K...
>
> It is generally not recommended / preferred architecture for hosting /
> complex DC (where the Nexus family is our strong preference) but can fit
> for collocation type of services...
>
> Regards,
> Gabor
>
> > -----Original Message-----
> > From: cisco-nsp [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
> > Aaron
> > Sent: Monday, April 15, 2013 10:27 PM
> > To: 'Oliver Garraux'; 'Jeff Kell'
> > Cc: cisco-nsp at puck.nether.net
> > Subject: Re: [c-nsp] data center/mpls/vpls
> >
> > Thanks Oliver for the input, I'm planning on not doing L3 on whichever DC
> > ToR switch I go with.... and simply doing the L3 on the uplinked ASR9006
> >
> > Aaron
> >
> > -----Original Message-----
> > From: cisco-nsp [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
> > Oliver Garraux
> > Sent: Monday, April 15, 2013 3:51 PM
> > To: Jeff Kell
> > Cc: cisco-nsp at puck.nether.net
> > Subject: Re: [c-nsp] data center/mpls/vpls
> >
> > At a large enterprise, we're using them for L2 only.  For a smallish
> virtualized
> > hosting environment we're doing L3 with them.  I think the people working
> > on the hosting environment are happy with them.  My concerns about L3 on
> > the N5k are mostly about some of the limitations.  Off the top of my
> head:
> >
> > - you can't do ISSU with L3
> > - it doesn't support PBR
> > - since a port-channel is used internally to connect to the L3 module,
> you
> > may not be able to effectively use 160 gbps for L3
> > - more limited # of FEX's supported when L3 is being used.  I think they
> > increased it though in some version of code, so this might be less of an
> issue
> > today
> >
> > If you can live with the limitations, I think L3 on the N5K is probably
> OK.
> >  Not sure that its the best choice for L3 stuff though.
> >
> > Oliver
> >
> > -------------------------------------
> >
> > Oliver Garraux
> > Check out my blog:  blog.garraux.net
> > Follow me on Twitter:  twitter.com/olivergarraux
> >
> >
> > On Mon, Apr 15, 2013 at 2:56 PM, Jeff Kell <jeff-kell at utc.edu> wrote:
> >
> > > On 4/15/2013 2:07 AM, Andrew Miehs wrote:
> > > >> I would like a pair of top-of-rack devices that can mirror one
> > > >> another
> > > if
> > > >> possible too, like cisco's 6509-vss thing.or at least like nexus
> > > >> vpc (multichassis link aggregation/bundling)
> > > >>
> > > > The Nexus 5Ks are pretty cheap and good if you only need L2.
> > >
> > > I'm still a Nexus virgin... so excuse my naive question... but... :)
> > >
> > > I've heard more than once that Nexus 5K is not quite ready for Layer-3
> > > prime time, but I have also heard others swear by at (as opposed to
> > > swearing AT it).
> > >
> > > So what's the real scoop?  Are you deploying N5K just for L2 and
> > > front-ending it with some other L3 device?
> > >
> > > Jeff
> > >
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