Peter is correct the VMAN appliance by itself can not monitor hardware health but when you integrate with Orion you get access to hardware health , perfstack, recommendations, appstack, improved reporting and Alerting, etc.
You can integrate with NPM or SAM but if you prefer a standalone VMAN instance the VMAN download zip includes the Orion stand-alone Orion install which is used to integrate to the VMAN appliance without SAM or NPM.
That is correct, VMAN 8 RC is right around the corner and will allow for a single install with the VMAN pollers in Orion. So, in this case, you would just need have the single install
VMAN appliance is not able to monitor Hardware Health.
If you have VMAN integrated with VIM in Orion:
+ you need license on VIM/SAM
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