+### Configure nbp plugin variable\r
+##### Common environment:\r
+Configure the ```nbp_plugin_type``` in `group_vars/common.yml` according to your environment:\r
+```yaml\r
+nbp_plugin_type: flexvolume # flexvolume is the default integration way, but you can change it from 'csi', 'flexvolume'\r
+```\r
+\r