Re: Nexus network Design - Switching LOOP

Totally agreed - no need of STP.
VPC is thw way to go
Have not touched Nexus for the last 9 months - is TRILL supported on the
latest codes yet?
on edge where you have 2k connected to 3750 - put that port in edge mode.

On Tue, Mar 13, 2012 at 11:55 PM, Carlos G Mendioroz <tron_at_huapi.ba.ar>wrote:

> Yes, so what ?
> As I said, STP is a bad word. You don't have to have STP in your design!
> -Carlos
>
> jack daniels @ 13/03/2012 09:49 -0300 dixit:
>
> Hi Carlos,
>>
>> There is 2K in between which doesn't support STP.
>>
>> Regards
>>
>>
>> On Tue, Mar 13, 2012 at 5:45 PM, Carlos G Mendioroz<tron_at_huapi.ba.ar>
>> wrote:
>>
>>> STP is a bad word in Nexus :)
>>> So you should take a look at VPC!
>>>
>>> Short story: make the two N5Ks behave as one entity to the 3750,
>>> and make a LAG (etherchannel) between them.
>>>
>>> -Carlos
>>>
>>> http://www.cisco.com/en/US/**prod/collateral/switches/**
>>> ps9441/ps9670/configuration_**guide_c07-543563.html<http://www.cisco.com/en/US/prod/collateral/switches/ps9441/ps9670/configuration_guide_c07-543563.html>
>>>
>>> jack daniels @ 13/03/2012 08:53 -0300 dixit:
>>>
>>>>
>>>> Hi Guys,
>>>>
>>>> I have a scenario for which I'm scratching my head since long - please
>>>> help
>>>>
>>>>
>>>> Nexus 5K-1---------Nexus5K-2
>>>> | |
>>>> | |
>>>> Nexus2K-1 Nexus2K-2
>>>> | | Port eth 1/1
>>>> | |
>>>> Cisco 3750-----------------------
>>>>
>>>>
>>>> In this scenario Switching LOOP is getting formed. Only way I'm able
>>>> to get rid is shutdown Port eth1/1 on Nexus2K-2. Please help in this
>>>> case.
>>>>
>>>> Thanks in anticipation in adavance.
>>>>
>>>> Regards
>>>> Jack
>>>>
>>>>
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>>>>
>>>>
>>>>
>>>>
>>>>
>>> --
>>> Carlos G Mendioroz<tron_at_huapi.ba.ar> LW7 EQI Argentina
>>>
>>
> --
> Carlos G Mendioroz <tron_at_huapi.ba.ar> LW7 EQI Argentina
>
>
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Received on Wed Mar 14 2012 - 00:17:38 ART