On 1/31/20 10:31 AM, Tom Hughes wrote: > On 31/01/2020 15:29, Tom Hughes wrote: >> On 31/01/2020 15:23, Steve Dickson wrote: >> >>>> I know there was a change with systemd-networkd in a recent release so >>>> that it now creates a unique but persistent MAC for bridges and maybe >>>> other systems like NetworkManager have done the same? >>> Hmm... this seems odd to me... any idea why this was done? >> >> I believe this is the relevant NEWS entry: >> >> https://github.com/systemd/systemd/blob/master/NEWS#L926 >> >> I think the idea is to ensure that a bridge always has the same >> address, as by default it gets the address of whichever slave >> happens to join first - that's fine in the common case where >> there is one address added at boot and then others come and go >> but may be non-deterministic if multiple addresses are added >> at boot time. > > Actually thinking about it the MAC address policy comes from a > link unit so is applied by udev and isn't systemd-networkd specific. > > There is an example in that NEWS entry of a link unit to turn > this off and go back to the old behaviour.
Thanks for the info!! steved. _______________________________________________ devel mailing list -- devel@lists.fedoraproject.org To unsubscribe send an email to devel-le...@lists.fedoraproject.org Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org
