Check manual page of hp_webmgmt_status
HP Web Management: Status
This check monitors the overall health status of various HP devices.
The check status is directly relayed from the device, with both "critical"
and "non-recoverable" device statuses translating to CRIT
It's not entirely clear which devices are covered by the check but it does
support some switches and tape libraries of the storever series.
It's possible support for the used mib is configurable in the device.
One service per management object is discovered, usually one.