[c-nsp] Dot1q 'injection' on Nexus 7k access port

Ian Cox icox at cisco.com
Fri Jul 15 16:16:23 EDT 2011


If the port is configured as an access port for vlan X, it will only
accept untagged frames or frames with vlan X, or 0.


Ian

On 7/15/11 12:09 PM, Phil Bedard wrote:
> In some simple testing I did awhile back on the 5K the frame was dropped,
> not sure about the 7K however.  The only oddity I had with regards to
> frames being accepted which probably shouldn't was on a port-channel
> member port in active mode (LACP) which was physical up but LACP was not
> active on (no neighbor), but I believe there is now a command to rectify
> that behavior.   
>
> Phil 
>
> On 7/15/11 1:32 PM, "Brandon Applegate" <brandon at burn.net> wrote:
>
>> I plan on digging around some on my own, but wanted to quickly see if
>> anyone has any data, or lab experience etc on this.
>>
>> My question is that if I am connected to an access port, and I send a
>> tagged frame, will this frame make it to the VLAN in question ?
>>
>> Thanks.
>>
>> --
>> Brandon Applegate - CCIE 10273
>> PGP Key fingerprint:
>> 7407 DC86 AA7B A57F 62D1 A715 3C63 66A1 181E 6996
>> "SH1-0151.  This is the serial number, of our orbital gun."
>>
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