Having looked through the official docs I tried to implement QoS on the contivity. I wanted to mark the traffic destined to my videoserver as a premium class traffic. Here are my suggestions:
qos mf-class rule add RULE1
qos mf-class rule RULE1
destination-address VIDEOSERVER ip 192.168.1.1 mask 255.255.255.0
diffserv-marking EF
qos mf-class add PREMIUM
qos mf-class PREMIUM
add-rule RULE1
on the interface:
qos traffic-conditioning enable
qos mf-class enable
qos mf-class egress-mf-class PREMIUM
qos mf-class egress-mf-class PREMIUM ingress-mf-class PREMIUM
But something's not okay, something's missing...