Hi kronicklez,
I received the same error, however you need to add it into the unit so will be able to commit it.
root@QFX# commit check
[edit class-of-service interfaces et-* classifiers]
'dscp default'
Interface based classifier not supported on (et-*)
error: configuration check-out failed
root@QFX# set class-of-service interfaces et-0/0/1 unit 0 classifiers dscp default
Do you want to try out this configuration , this works for me, try changing the values , depending of your needs.
set class-of-service classifiers dscp ezqos-dscp-classifier import default
set class-of-service classifiers dscp ezqos-dscp-classifier forwarding-class ezqos-voice-fc loss-priority low code-points 101110
set class-of-service classifiers dscp ezqos-dscp-classifier forwarding-class ezqos-control-fc loss-priority low code-points 110000
set class-of-service classifiers dscp ezqos-dscp-classifier forwarding-class ezqos-control-fc loss-priority low code-points 011000
set class-of-service classifiers dscp ezqos-dscp-classifier forwarding-class ezqos-control-fc loss-priority low code-points 011010
set class-of-service classifiers dscp ezqos-dscp-classifier forwarding-class ezqos-control-fc loss-priority low code-points 111000
set class-of-service classifiers dscp ezqos-dscp-classifier forwarding-class ezqos-video-fc loss-priority low code-points 100010
set class-of-service classifiers dscp ezqos-dscp-classifier forwarding-class ezqos-video-fc loss-priority low code-points 100000
set class-of-service forwarding-classes class ezqos-best-effort queue-num 0
set class-of-service forwarding-classes class ezqos-video-fc queue-num 4
set class-of-service forwarding-classes class ezqos-voice-fc queue-num 5
set class-of-service forwarding-classes class ezqos-control-fc queue-num 7
set class-of-service traffic-control-profiles ezqos-voip-sched-maps-low scheduler-map ezqos-voip-sched-maps-low
set class-of-service traffic-control-profiles ezqos-voip-sched-maps-low guaranteed-rate percent 80
set class-of-service traffic-control-profiles ezqos-voip-sched-maps-high scheduler-map ezqos-voip-sched-maps-high
set class-of-service forwarding-class-sets ezqos-voip-fcs-low class ezqos-best-effort
set class-of-service forwarding-class-sets ezqos-voip-fcs-low class ezqos-video-fc
set class-of-service forwarding-class-sets ezqos-voip-fcs-high class ezqos-voice-fc
set class-of-service forwarding-class-sets ezqos-voip-fcs-high class ezqos-control-fc
set class-of-service interfaces all forwarding-class-set ezqos-voip-fcs-low output-traffic-control-profile ezqos-voip-sched-maps-low
set class-of-service interfaces all forwarding-class-set ezqos-voip-fcs-high output-traffic-control-profile ezqos-voip-sched-maps-high
set class-of-service interfaces all unit 0 classifiers dscp ezqos-dscp-classifier
set class-of-service scheduler-maps ezqos-voip-sched-maps-low forwarding-class ezqos-best-effort scheduler ezqos-data-scheduler
set class-of-service scheduler-maps ezqos-voip-sched-maps-low forwarding-class ezqos-video-fc scheduler ezqos-video-scheduler
set class-of-service scheduler-maps ezqos-voip-sched-maps-high forwarding-class ezqos-voice-fc scheduler ezqos-voice-scheduler
set class-of-service scheduler-maps ezqos-voip-sched-maps-high forwarding-class ezqos-control-fc scheduler ezqos-control-scheduler
set class-of-service schedulers ezqos-voice-scheduler buffer-size percent 20
set class-of-service schedulers ezqos-voice-scheduler priority strict-high
set class-of-service schedulers ezqos-control-scheduler buffer-size percent 10
set class-of-service schedulers ezqos-control-scheduler priority strict-high
set class-of-service schedulers ezqos-video-scheduler transmit-rate percent 30
set class-of-service schedulers ezqos-video-scheduler buffer-size percent 20
set class-of-service schedulers ezqos-video-scheduler priority low
set class-of-service schedulers ezqos-data-scheduler transmit-rate percent 50
set class-of-service schedulers ezqos-data-scheduler buffer-size percent 50
set class-of-service schedulers ezqos-data-scheduler priority low