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D-Link DWS-4026 Руководство пользователя. Версия 2.0 онлайн [160/741] 172936

ViewingSystemStatistics

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

November2011 Page160

D‐LinkUWSUserManual

PacketsReceived1024‐1518

Octets

Thetotalnumberofpack ets(includingbadpackets)receivedthatwere

between1024and1518octetsinlengthinclusive(excludingframingbitsbut

includingFCSoctets).

PacketsReceived>1522

Octets

Thetotalnumberofpack etsreceivedthatwerelongerthan1522octets

(excludingframingbits,butincludingFC

Soctets)andwereotherwisewell

formed.

PacketsReceivedSuccessfully

TotalPacketsReceived

WithoutErrors

Thetotalnumberofpack etsreceivedthatwerewithouterrors.

UnicastPacketsReceived Thenumberofsubnetwork ‐unicastpacketsdeliveredtoahigher‐layer

protocol.

MulticastPacketsReceived Thetotalnumberofgoodpacketsreceivedthatweredirectedtoamulticast

address.Notethatthisnumberdoe

snotincludepacketsdirectedtothe

broadcastaddress.

BroadcastPacketsReceived Thetotalnumberofgoodpacketsreceivedthatweredirectedtothebroadcast

address.Notethatthisdoesnotincludemulticastpackets.

PacketsReceivedwithMACErrors

TotalPacketsReceivedwith

MACErrors

Thetotalnumberofinboundpacketsthatcontainederrorspreventingthem

frombeingdeliverabletoahigher‐layerprotocol.

JabbersReceived Thetotalnumberofpack etsreceivedthatwerelongerthan1518octets

(excludingframingbits,butincludingFCSoctets),andhadeitheraba

dFrame

CheckSequence(FCS)withanintegralnumberofoctets(FCSError)orabad

FCSwithanon‐integralnumberofoctets(AlignmentError).Notethatthis

definitionofjabberisdifferentthanthedefinitioninIEEE‐802.3section8.2.1.5

(10BASE5)andsection10.3.1.4(10BASE2).Thesedocumentsdefinejabberas

thec

onditionwhereanypack etex ceeds20ms.Theallowedrangetodetect

jabberisbetween20msand150ms.

FragmentsReceived Thetotalnumberofpack etsreceivedthatwerelessthan64octetsinlength

withERRORCRC(excludingframingbitsbutincludingFCSoctets).

UndersizeReceived Theto

talnumberofpacketsreceivedthatwerelessthan64octetsinlength

withGOODCRC(excludingframingbitsbutincludingFCSoctets).

AlignmentErrors Thetotalnumberofpacketsreceivedthathadalength(excludingframingbits,

butincludingFCSoctets)ofbetween64and1518octets,inclusive,buthada

dFrameCheckSequence(FCS)withanon‐integralnumberofoctets.

RxFCSErrors Thetotalnumberofpacketsreceivedthathadalength(excludingframingbits,

butincludingFCSoctets)ofbetween64and1518octets,inclusive,buthada

badFrameCheckSequence(FCS)withanintegralnumbe

rofoctets

Overruns Thetotalnumberofframesdiscardedasthisportwasoverloadedwith

incomingpackets,andcouldnotkeepupwiththeinflow.

TotalIgnoredFrames Thetotalnumberofdroppedpacketsincludingthosethatwereaborted.

TotalDeferredFrames Thetotalnumberofframesthatcouldnotbetransmittedaftermultiple

atte

mptsbecausetheyencounteredcollisions.

Table71:DetailedPortStatisticsFields(Cont.)

Field Description

D-Link DWS-4026 Руководство пользователя. Версия 2.0 онлайн [160/741] 172936

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