Start with the Zscaler Test Page to verify and troubleshoot client traffic to and through Zscaler Enforcement Nodes (ZENs). All application and path metrics will also be collected and reported, and all application monitoring alarms and alerts will be generated for Standard VPNs. To troubleshoot Standard VPNs, view Alerts and Alarms, Connectivity of Standard VPNs at the site level, and Activity charts to view possible issues with the VPN. In addition, device toolkit commands can be used to view Standard VPN stats, status, and summary.