What confuses me is that I see the DHCP request.  Wouldn't that mean that the port had been brought up?

On Fri, Aug 17, 2012 at 9:49 AM, James Cammarata <jimi@sngx.net> wrote:


On Aug 17, 2012 7:10 AM, "Bai Shen" <baishen.lists@gmail.com> wrote:
>
> Interesting.  But would that prevent all traffic?  I see the DHCP Request coming from the one laptop, and the other one is obviously up and running already.  There's just never a DHCP Offer.
>
> I'll take a look when I get a chance.
>

Spanning tree can take 30-60 seconds to bring a port up from a down state. 99 times out of 100 setting system ports to portfast as suggested solves the issue.


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