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Руководство пользователя. Версия 2.0 Страница: 344

D-Link DWS-4026 Руководство пользователя. Версия 2.0 онлайн [344/741] 172936

ConfiguringDifferentiatedServices

D-Link UnifiedWiredandWirelessAccessSystem

November2011 Page344

D‐LinkUWSUserManual

PolicyAttribute

Selector(Cont.)

• MarkIPPrecedence:Usethisattributetomarkallpack etsfortheassociatedtraffic

streamwiththeIPPrecedencevalueyouenterintheIPPrecedenceValuefield.

• MirrorInterface:Usethisattributetospecifythespecificegressinterfacewherethe

matchingtrafficstreamiscopiedinad

ditiontobeingforwardednormallybythedevice.

• PoliceSimple:Usethisattributetoestablishthetrafficpolicingstyleforthespecified

class.Thesimpleformofthepolicecommandusesasingledatarateandburstsize,

resultingintwooutcomes:conformandviolate.Theconformingdatarateisspecifie

d

inkilobits‐per‐second(Kbps)andisanintegerfrom1to4294967295.Theconforming

burstsizeisspecifiedinkilobytes(KB)andisanintegerfrom1to128.ThePoliceSimple

attributeconfigurationpagehasthefollowingconfigurablefields:

– ColorMode:Thepolicingstyleiscolorblind.

– CommittedRate(Kbps):Us

edtomonitorarrivalrateofincomingpacketsforthis

class.Therangeis1to4294967295kilobitspersecond(Kbps).

– CommittedBurstSize(KB):Usedtodeterminetheamountofconformingtraffic

allowed.Therangeis1to128KBytes.

– ConformActionSelector:Determineswhathappenstopack

etsthatareconsidered

conforming(belowthepolicerate).Selectoneofthefollowingactions:

•Send:(default)ThesepacketsarepresentedunmodifiedbyDiffServtothesystem

forwardingelement.

•Drop:Thesepacketsareimmediatelydropped.

•MarkIPDSCP:ThesepacketsaremarkedbyDiffServwiththespecifiedDSCP

valuebe

forebeingpresentedtothesystemforwardingelement.Thisselection

requiresthattheDSCPvaluefieldbeset.

•MarkIPPrecedence:ThesepacketsaremarkedbyDiffServwiththespecifiedIP

Precedencevaluebeforebeingpresentedtothesystemforwardingelement.This

selectionrequiresthattheMarkIPPrecedencevaluefieldbeset

– ViolateAction:Determineswhathappenstopacketsthatareconsiderednon‐

conforming(abovethepolicerate).Selectoneofthefollowingactions:

•Drop:(default)Thesepacketsareimmediatelydropped.

•MarkIPDSCP:ThesepacketsaremarkedbyDiffServwiththespecifiedDSCPvalue

befor ebeingpresentedtothesy

stemforwardingelement.Thisselectionrequires

thattheDSCPvaluefieldbeset.

•MarkIPPrecedence:ThesepacketsaremarkedbyDiffServwiththespecifiedIP

Precedencevaluebeforebeingpresentedtothesystemforwardingelement.This

selectionrequiresthattheMarkIPPrecedencevaluefieldbeset.

•Send:(default)Th

esepacketsarepresentedunmodifiedbyDiffServtothesystem

forwardingelement.

Table206:PolicyClassDefinitionFields(Cont.)

Field Description

D-Link DWS-4026 Руководство пользователя. Версия 2.0 онлайн [344/741] 172936

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