On Sun, 05 Nov 2017 14:33:42 -0500 Tom H wrote:
> On Sun, Nov 5, 2017 at 12:41 PM, <Francis.Montagnac@xxxxxxxx> wrote:
>> On Sun, 05 Nov 2017 12:24:15 -0500 Tom H wrote:
>>> In the networkd case, you can specify an interface
>> Right but that is probably useless since:
>> systemd-networkd-wait-online is a one-shot system service that waits
>> for the network to be configured. By default, it will wait for all
>> links it is aware of and which are managed by
>> systemd-networkd.service(8) to be fully configured or failed, and for
>> at least one link to gain a carrier.
> Why useless? Suppose that you have eth0 and eth1 and that for 50% of
> boots, eth1 is configured and up before eth0 but you want the network
> to be considered up only when eth0 is configured and up. You can then
> use "-i eth0".
Right. I meant that in most cases one wants the network to be
considered up when all the interfaces (that should start at boot time)
are configured.
PS: The systemd reference for this subject is there:
Running Services After the Network is up
https://www.freedesktop.org/wiki/Software/systemd/NetworkTarget/
-- Francis
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