For the rest of traffic, configure a class with SFQ mode:
esr(config-policy-map)# class class-default
esr(config-class-policy-map)# mode sfq
esr(config-class-policy-map)# fair-queue 800
esr(config-class-policy-map)# exit
esr(config-policy-map)# exit
Enable QoS on the interfaces, policy on gi 1/0/19 interface ingress for classification purposes and gi1/0/20
egress for applying restrictions and SFQ mode for default class:
esr(config)# interface gigabitethernet 1/0/19
esr(config-if-gi)# qos enable
esr(config-if-gi)# service-policy input fl
esr(config-if-gi)# exit
esr(config)# interface gigabitethernet 1/0/20
esr(config-if-gi)# qos enable
esr(config-if-gi)# service-policy output fl
esr(config-if-gi)# exit
To view the statistics, use the following command:
esr# do show qos policy statistics gigabitethernet 1/0/20