Re: Nexus network Design - Switching LOOP

This configuration required on 2K ?
request your help in eleborating how this will solve the puzzle.

On Tue, Mar 13, 2012 at 7:00 PM, Martin Schumacher
<martin1.schumacher_at_googlemail.com> wrote:
> channel-group 1 mode active (on each Fex one port for the Port-channel)
> switchport mode trunk
> switchport port type edge trunk
>
>
>
> 2012/3/13 jack daniels <jckdaniels12_at_gmail.com>
>>
>> Hi,
>>
>> but the ports will be transporting multple vlans.
>>
>> Regards
>>
>>
>> On Tue, Mar 13, 2012 at 6:47 PM, Radioactive Frog <pbhatkoti_at_gmail.com>
>> wrote:
>> > 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
>> >>>>
>> >>>> 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
>> >>>>>
>> >>>>>
>> >>>>> Blogs and organic groups at http://www.ccie.net
>> >>>>>
>> >>>>>
>> >>>>> _______________________________________________________________________
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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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>> >>
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Received on Tue Mar 13 2012 - 19:07:02 ART