Also, note that if you are upgrading from 1.5.2 to 1.6, the VNET_INTERFACE setting will be respected/brought over by the upgrade process, after which the way to change the value is through the admin interface.
Also, note that if you are upgrading from 1.5.2 to 1.6, the VNET_INTERFACE setting will be respected/brought over by the upgrade process, after which the way to change the value is through the admin interface.