[systemd-devel] Understanding DHCP, DNS and IPMasquerade

[Johannes Ernst]

> On Jun 14, 2015, at 15:27, Lennart Poettering <lennart at poettering.net> wrote:
> 
> On Fri, 12.06.15 17:32, Johannes Ernst (johannes.ernst at gmail.com) wrote:
> 
>> * host and container can ping test (if test is the name of the
>> * container machine per machinectl): FAILS, neither can
> 
> Do you have nss-mymachines enabled in /etc/nsswitch.conf?

Yes:

> Does pinging via the IP addresses work? 

Yes. Both container->host and host->container.

On host:
> machinectl
MACHINE CLASS     SERVICE
foo     container nspawn 

1 machines listed.
> ping foo
ping: unknown host foo
> cat /etc/nsswitch.conf 
hosts: nss-mymachines files mdns_minimal [NOTFOUND=return] dns myhostname

(or with just nss-mymachines)

Thanks for your help,


Johannes.