On Sun, Nov 17, 2019 at 11:28 PM Patrick O'Callaghan
<pocallag...@gmail.com> wrote:
> On Sun, 2019-11-17 at 21:03 +0100, Tom H wrote:
>> On Sun, Nov 17, 2019 at 10:14 AM Ed Greshko <ed.gres...@greshko.com> wrote:
>
> Of course. Note that virbr0 was already in the libvirt zone. I
> didn't add it explicitly as far as I can recall. In fact I did
> notice that whenever a VM started up (via virt-manager) I got a
> popup from the firewall applet to say that virbr0 was in the
> libvirt zone, but the applet itself always incorrectly showed
> virbr0 in my default zone (home) as Ed has already mentioned.
>
>> Comment from the libvirt source
>>
>> /* if firewalld is active, try to set the "libvirt" zone. This is
>> * desirable (for consistency) if firewalld is using the iptables
>> * backend, but is necessary (for basic network connectivity) if
>> * firewalld is using the nftables backend
>> */
>>
>> So it's an nftables requirement.
>
> I've never heard of nftables. I assumed that iptables was the
> backend.

iptables is still the firewalld backend in Fedora.
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