INTERNAL; not public API. Perform an action. The action being performed. The connection for which this action was triggered. Properties of the connection, including service and path. Properties of the device, including type, path, interface, and state. Properties of the device's IPv4 configuration. Properties of the device's IPv6 configuration. Properties of the device's DHCPv4 configuration. Properties of the device's DHCPv6 configuration. VPN interface name. Properties of the VPN's IPv4 configuration. Properties of the VPN's IPv6 configuration.