New Device on Reboot

Bjorn Tillenius bjorn at tillenius.me
Thu Jun 11 12:05:45 UTC 2015


On Wed, Jun 10, 2015 at 08:08:36PM +0200, Alexander Sack wrote:
> On Mon, Jun 8, 2015 at 11:39 PM, Bjorn Tillenius <bjorn at tillenius.me> wrote:
> > On Mon, Jun 08, 2015 at 06:47:59PM +0100, Matthew Williams wrote:
> >> Hi Folks,
> >>
> >> I recently got my hands on a RPi2 with snappy - so you're going to start
> >> seeing my name on this list asking all sorts of stupid questions. Enjoy!
> >>
> >> Current one:
> >>
> >> Each time I start/reboot my pi it generates a new ECDSA key fingerprint
> >> (and my router assigns it a new ip address each time. Is this expected
> >> behaviour?
> >
> > I haven't seen the ECDSA key change, but the MAC address does indeed
> > change on every boot. It seems like the MAC address is derived from the
> > board serial number, but on my board /proc/cpuinfo reports a 0 serial:
> >
> >     Hardware    : BCM2709
> >     Revision    : 0000
> >     Serial      : 0000000000000000
> >
> > Maybe Loic or Oliver knows how make a real serial number appear there? I
> > found some posts related to this issue, but I don't know how they apply
> > to Snappy.
> >
> 
> I don't think this was ever working for us. Anyone knows if this is
> working fine with the RASPBIAN image?

To amend my previous response, I tested the snappy image from
raspberrypi.org and there it's working fine as well.


-- 
Björn Tillenius | https://launchpad.net/~bjornt



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