Fast Lane (QoS) settings
Fast Lane (QoS) settings permit the device to automatically connect specific apps to Fast Lane (QoS) networks.
Quality of Service (QoS) marking
You can do the following with QoS marking:
Those apps must be configured to take advantage of QoS on Cisco corporate networks. You install this payload in a configuration profile that allows specific business apps to get priority. The Cisco network looks for these markings and provides the correlated service level.