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Subject: Re: A quick kernel swap?
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Sean Hafeez <sahafeez@edgefocus.com> writes:

> All things being equal, same hardware, same version of the same build
> of 4.8, etc... I have one box with a kernel w/out DUMMYNET and one
> with a kernel w/DUMMYNET. If I were to copy the DUMMYNET kernel to the
> non-DUMMYNET would it work?

If they are otherwise identical, certainly.

>                             The other issue I have is space. The
> system is running off flash. Can I delete the running Kernel before I
> copy up the new one?

As far as FreeBSD is concerned, sure.  
It may depend on the flash interface, though; a number of the ones
I've seen would make this tricky.  And if something goes wrong, you
are in *big* trouble.