Getting the following alert;
Monitored Server - Windows Connection Failure: OOPCollector request failed : Connection refused
OOPCollector process is responsible for collecting data running from DiagnosticServer machine to monitor the host and SQL Server instance. The alert happens when OOPCollector cannot connect and collect data within a given period of time. This can be due to slowness in network between DS machine and monitored host or network device ( hub, switch, router ) may cause this error.