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Add known limitations to NUT #38388

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16 changes: 16 additions & 0 deletions source/_integrations/nut.markdown
Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,10 @@ related:

The **Network UPS Tools (NUT)** {% term integration %} allows you to monitor and manage an Uninterruptible Power Supply (UPS) for battery backup, a Power Distribution Unit (PDU), or other similar power device using a [NUT](https://networkupstools.org/) server. It lets you view the status, receive notifications about important events, and execute commands as device actions for one or more such devices.

This integration cannot communicate directly with a UPS or power device.
For this reason, a NUT server is required. The integration talks to the
NUT server using the NUT protocol to retrieve data and status information.

## Supported devices

This integration supports hardware devices compatible with
Expand Down Expand Up @@ -332,6 +336,18 @@ automation:
message: "The UPS lost power and is now on battery"
```

## Known limitations

Not all NUT functionality is available through this integration. The
following are known limitations:

- This NUT integration only supports a subset of NUT "variables" and
"commands".
- This NUT integration only supports retrieving, but not setting, NUT
"variables".
- This NUT integration does not support NUT "commands" that require
parameters.

## Troubleshooting

### Using NUT to list all variables
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