Specifications

About QoS
12-14 Configuring Quality of Service
Static CoS
YoucanconfigureMSStomarkallwirelesstrafficonanSSIDwithaspecificCoSvalue.When
staticCoSisenabled,theAPmarksalltrafficbetweenclients andtheswitchforagivenSSIDwith
thestaticCoSvalue.ThestaticCoSvaluemustbeconfiguredontheSSID’s
serviceprofile.
StaticCoSisthesimplestmethodofCoSmarkingtoconfigure.However,thestaticCoSvalue
appliestoalltrafficregardlessoftraffictype.ToinsteadassignCoSbasedonspecifictraffictypes
withinanSSID,useanACL.(SeeChangingCoSMappings.)
Overriding CoS
YoucanconfigureanACLthatmarkspacketsthatmatchtheACLwithaspecificCoSvalue.CoS
isnotchangedinpacketsthatdonotmatchtheACE(A CLrule)thatsetstheCoS.(Formore
information,see“EnablingPrioritizationforLegacyVoiceoverIP”onpage 15‐23.)
Note: When static CoS is enabled, you cannot override the static CoS value by using ACLs to mark
CoS.
Note: If static CoS is enabled, the static CoS value is always used. The CoS cannot be changed
using an ACL.