You use agentless monitoring to monitor the computers that do not have the Monitor Plug-in. You monitor these computers with agentless monitoring policies. Because the Monitor Plug-in is not available on the computer, fewer aspects of the computer are available to be monitored. You use monitor service on a site server to perform agentless monitoring.
All agentless monitoring policies have a list of resource targets. These resource targets are the resources that are monitored. Each monitor service monitors the resources that its site server is assigned if an agentless monitoring policy targets those resources. Consequently, multiple site servers can monitor the same resource that is targeted in an agentless monitor policy. Also, different site servers can monitor the different resources that are targeted in the same agentless monitor policy.
You use agentless monitoring for the following reasons: