The "no listening interface available" message in upsd is slightly misleading - it only checks if the first configured listening interface is available. Theoretically, this means that subsequent unavailable interfaces would not be fatal.
https://github.com/networkupstools/nut/blob/v2.7.4/server/upsd.c#L573
The
"no listening interface available"message inupsdis slightly misleading - it only checks if the first configured listening interface is available. Theoretically, this means that subsequent unavailable interfaces would not be fatal.https://github.com/networkupstools/nut/blob/v2.7.4/server/upsd.c#L573