[Nut-upsuser] Synology NAS is shutting down Ubuntu servers after very brief power outage (fwd)

[Charles Lepple]

On Aug 12, 2020, at 12:11 AM, Todd Benivegna <todd at benivegna.com> wrote:
> 
> Here is my upsd.conf:
> 
> LISTEN 127.0.0.1 3493
> LISTEN 192.168.1.31 3493
> 
Those LISTEN lines were appropriate pre-systemd when NUT's startup script was launched after networking was fully enabled. I would recommend "LISTEN 0.0.0.0 3493" instead, and use firewall rules if you are trying to exclude an interface (which is likely not the case on a Pi).