[c-nsp] Nexus 2000 vs Catalyst 4948 for access layer

Livio Zanol Puppim livio.zanol.puppim at gmail.com
Fri Feb 12 12:43:44 EST 2010


Yes.

2010/2/12 Manu Chao <linux.yahoo at gmail.com>

> Is it a new Datacenter?
>
> On Fri, Feb 12, 2010 at 4:37 PM, Livio Zanol Puppim <
> livio.zanol.puppim at gmail.com> wrote:
>
>> Ok...
>>
>> Let's try again, more simplyfied.
>>
>> Using a DC topology with Nexus family, I must have, for gigabit
>> connectivity, Nexus 2000 -> Nexus 5000 -> Nexus 7000.
>>
>> Using traditional way I can have Catalyst 4948 -> Nexus 7000, saving 10G
>> ports from Nexus 5000 for access.
>>
>> That's my only problem, loosing ports com 5000... Is it clear enought?
>>
>> Can you give me a good reason to use the first design?
>>
>> 2010/2/12 Tony Varriale <tvarriale at comcast.net>
>>
>> > ----- Original Message ----- From: "Livio Zanol Puppim" <
>> >> livio.zanol.puppim at gmail.com>
>> >> To: "Jason Plank" <jmplank at gmail.com>
>> >> Cc: "Cisco NSP ((E-mail))'" <cisco-nsp at puck.nether.net>
>> >> Sent: Thursday, February 11, 2010 7:18 PM
>> >>
>> >> Subject: Re: [c-nsp] Nexus 2000 vs Catalyst 4948 for access layer
>> >>
>> >>
>> >  Brad,
>> >>
>> >> Can’t I make “the cloud” with traditional switches (4948 for example)?
>> >>
>> >
>> > You can call it what you'd like.
>> >
>> >
>> >  As I’ve said before, my only concern is that I’ll loose A LOT of access
>> >> ports
>> >> on Nexus 5000 that could be used by servers with 10GE/FCoE.
>> >>
>> >
>> > Ok, maybe I missed something.  What are you trying to do?  High density
>> 1
>> > gig?  5k does that (with 2k).  Cheap and layer 2 high density 10g?  5k
>> does
>> > that.
>> >
>> >
>> >  I’m expecting that 10G(with FCoE) will dominate the servers design, so
>> my
>> >> loss will be huge.
>> >>
>> >
>> > It will be a large part of the future, no doubt.  Your loss?
>> >
>> >
>> >  f Nexux 2000 could be attached directly to an Nexus 7000 (it is not
>> quite
>> >> dfficult to make that works) the deisgn would perfect fit for our
>> needs…
>> >>
>> >
>> > As I've stated before, there is no if.  Not sure how many more times I
>> have
>> > to say it...
>> >
>> > tv
>> > _______________________________________________
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>> >
>>
>>
>>
>> --
>> []'s
>>
>> Lívio Zanol Puppim
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>>
>
>


-- 
[]'s

Lívio Zanol Puppim


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