R3303-HP HSR6800 Routers ACL and QoS Configuration Guide
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[P] interface serial 2/0/2
[P-Serial2/0/2] qos apply policy QUEUE outbound
After the configuration, when congestion occurs in VPN 1, the bandwidth proportion between
flows with the DSCP value being af11, af21, af31, and ef is 1:2:3:4, and the delay for the flow
with the DSCP value being ef is smaller than the other traffic flows.