"In the case of Anchor and Foreign controller’s configuration, the AVC has to be configured where the application control essentially is required. In most cases in Anchor/Foreign setups the AVC should be enabled on the Anchor controller. AVC profile enforcement will happen on the WLAN on the Anchor controller. If Anchor controller is release 7.4 or higher the above mentioned setup will work"
Refer this post as well since it discuss a topic relevant to your query as well