[c-nsp] WS-X6724+CFC and ES20 line cards

[victor]

On Thu, 25 Jun 2009 19:30:54 +0400, Gert Doering <gert at greenie.muc.de>  
wrote:

> On Thu, Jun 25, 2009 at 07:23:44PM +0400, victor wrote:
>> I'd very much like to ask the same question my head-office which
>> distributes this kind of reference material. The only purpose ES20 serve
>> in their design is to establish VPLS connection between two (four in the
>> future) core c7604.
>
> Well, yes.  If you do VPLS, you need the ES20 (or SIP+SPA).
>
>> I think this setup hardly justifies the efforts and money that's been
>> invested into it. Correct me if I'm wrong but for 2 MLS switches sitting
>> in the same rack it is too much of an overhead to configure VPLS. A  
>> trunk
>> link would be considerably simpler and more reliable in this case.
>
> If they sit in the very same rack, just bridge the traffic directly,
> and leave MPLS out of the question.  Yes.
>
> (But then you are not fully buzzword compliant... bad for marketing)
>
Even more than that :) because the design was verified, simulated and  
approved by a Cisco Systems lab in Raleigh (NC)
Insubordination regarding this matter may result in an unpleasant  
conversation with my boss. I should probably insist on ordering ES20 :)))


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