Re: Netconsole scripts for Debian
On Wed, Aug 27, 2014 at 11:11:53PM -0700, Ben Hutchings wrote:
> I think the problem you're seeing is that the physical link is down
> immediately after the interface is brought up. This should be expected
> because the link may have be turned off or limited to low speed to save
> power when the operating system is not using it. Bringing the link up
> then requires autonegotiation and link training, which *should* take
> less than a second but may sometimes take longer.
Also, some Spanning Tree implementations keep a switch port in BLOCKED
state for 30 seconds after a link state change to ensure that no loop
was built.
Greetings
Marc
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