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LanScaper
TM
PINGTestDetailedStatusMessages-
IPadd=DNSadd
IPadd=Rtradd
NoARPResponse-
NoPINGResponse-
NoRtrResponse
NoRouterIP
RtrmustbeonMyIPLANsegment
.
TheEthernetinterfacechipusedintheLanScaper™reportedaproblemtotheCPU
duringinternalinitialization.Maybecausedbyahardwareprobleminsidethetester.
TheEthernetinterfacechipusedintheLanScaper™providesinternalbuffering
formultiplepackets.Ifnewpacketsarereceivedfasterthantheycanbeprocessed,theEthernet
chipdiscardsthenewpacketsandsetstheOverrunerrorflag.Thetesterdetectsandreportsthis
error.MaybecausedbyexcessivebroadcasttrafficontheLAN,orbyexternallygeneratedpackets
addressedtothetester'sIPaddress.
-TheEthernet interfacechipusedintheLanScaper™wasnotabletotransmita
packetwithinthetimeallowed.Maybecausedbyahardwareprobleminsidethetester,aproblem
withtheattachedcable,hardwareproblemswiththeconnecteddevice,excessiveLANtrafficor
TheDHCPserverrespondedtothetesterDHCPrequest,butdidnotprovideanIP
AnEthernetpacketwasreceivedbytheLanScaper™witherrorsintheheaderor
packetdata.MaybecausedbyexcessivesignalnoiseontheEthernetcableorahardwareproblem
withthedevicetransmittingtothetester.
these messagesmaybedisplayedwhentheSELbuttonis
usedtoaccessthestatusdetailsduringactivePINGing.
-TheactiveTargetIPaddressisthesameastheDNSServerIPaddress,so
theTargetPINGisautomaticallydisabled.
-TheactiveTargetIPaddressisthesameastheRouterIPaddress,sothe
TargetPINGisautomaticallydisabled.
TheIPaddressactiveforthisconversationisbeingARP'edbutisnot
responding.TheIPaddressmaybeunused,thedevicemaybepoweredoffornotconnected.
TheIPaddressactiveforthisconversationisnotrespondingtoPING
requests.Iftheaddresseddeviceis ontheLANsegment,itmaybepoweredoffornot
connected.Iftheaddresseddeviceisremote,itmaybeinaccessibleduetoWANproblems,it
maybepoweredofforthedeviceattheRouterIPaddressmaynotbeforwardingthePING
packets.
-TheIPaddressisofftheLAN,requiringthePINGtogothroughtheRouter,
buttheRouterIPaddressisnotrespondingtoARP.
-TheDHCPserverdidnotprovideanIPaddressfortheRouter
-DisplayedinSetupwhilesettingtheManualRouterIP
address.TheLanScaper™requiresthattheRouterbeatanIPaddressontheLANsegmentas
definedbytheNetmaskandMyIPaddres
ses.SetupwillnotallowtheRouterIPaddresstobesetto
-ThetesterdoesnotoperateinNetworkmodeswhenvoltage,and
possiblydestructivepower,isfound.Voltagesfoundwillterminatethetestinprogressandtheonly
optionistoruntheJackIDtest(bypressingSEL).Theonlyexceptiontothisisthepossibilityof
anEthernetpowersourceprovidingpowerbetweenthe1-2and3-6pairs.Inthatcase,the
followingmessagewillbedisplayed
-SomedevicesprovidepowerforIP-phonesorwireless
transceiversonthesamewiresthatcarrytheEthernetdatasignals.Theyd
othisbyconnectinga
voltagetothecenter-tapsofeachtransformerintheirEthernetinterface.TheLanScaper™reports
thisandallowstheNetworktestingtocontinue.