Re: After an update, VM's no longer have Internet access

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On Mon, Jan 28, 2019 at 11:07 AM Patrick O'Callaghan
<pocallaghan@xxxxxxxxx> wrote:
> On Mon, 2019-01-28 at 08:20 +0800, Ed Greshko wrote:
>>>> [egreshko@meimei .ssh]$ sudo firewall-cmd --info-zone=public
>>>> public (active)
>>>> target: default
>>>> icmp-block-inversion: no
>>>> interfaces: enp2s0 vnet0 wlp4s0
>>>> sources:
>>>> services: dhcpv6-client dns kde-connect mdns ssh
>>>> ports:
>>>> protocols:
>>>> masquerade: no
>>>> forward-ports:
>>>> source-ports:
>>>> icmp-blocks:
>>>> rich rules:
>>>
>>> Nothing to remark on there I think. I have some extra ports and
>>> services enabled but that's to be expected.
>>
>> I was noting the difference between yours...
>>
>> interfaces: enp3s0 p3p1 virbr0 virbr0-nic
>>
>> and mine
>>
>> interfaces: enp2s0 vnet0 wlp4s0
>
> Surely you must have virbr0? Not sure where virbr0-nic comes from but I
> assume it's created by libvirt.

virbr0's MAC is copied from the first NIC that's attached to it. To
ensure that virbr0 has (1) a MAC (if no NIC's attached, it won't have
a MAC) and (2) always the same MAC, virbr0-nic is created and attached
to virbr0.
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