User's Manual

APPENDIXE
TROUBLESHOOTING
Revised: 27 Jun 16 APX E-2 ESTeem Horizon Series
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Note:TheESTeemHorizonusesspreadspectrumtechnologythatanalyzeseachdatapacketforsignalstrengthanddataquality
(strengthvs.noise).Thehigheryoursignal,themorebackgroundnoiseyoucansustainwithoutcausingdegradationinthedata
transfer.Thisisalsotrueforlowersignalstrengthswithaverylowbackgroundnoise.Th
esevaluesareprovidedforguidanceand
ifyouhaveanyquestionsaboutthevaluesinyourapplication,pleasecontactESTeemCustomerSupportat509‐735‐9092ore‐
mailyourapplicationto[e-mail].
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ModemID–ThisisModemIDfortheoppositeESTeempeer.
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TROUBLESHOOTINGTIPS
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General(Applica bl e toAllModesofOperation)
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WheredoIfindthelatestfirmwareversionnumber?–WehavethelatestversionnumberoftheHorizonfirmwarelistedonthe
ESTeemWebsite (www.es t eem . c o m)undertheHorizonproductpage.
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HowandwhendoIupdatetheHorizonfirmware?‐YoushouldonlyupdatetheHorizonfirmwareifyouarehavingaspecific
problemanditisrecommendedthatyoudosobyESTeemCustomerSupportpersonnel.Alltheupdateinstructionsandfilesare
locatedontheESTeemFTPsiteatthefollowingaddress:
ftp://www.esteem.com/Horizon
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DoallfirmwareversionshavetobethesametocommunicatebetweentheHorizon? –Itisnotnecessaryforallthefirmware
versionstobethesamerevisiontocommunication,butthelaterversionmayhaveaddedfeaturesthattheotherversionswillnot
recognize.
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Whatcharactersar evalidforWEPKeyentry?‐OnlytheHex ade cim al characters0‐9andA‐Farevalidforkeyentry.
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WhatESTeemUtilityversionisrequiredtoprogramtheHorizon?–TheESTeemUtilityprogramisnotrequiredtoprogramthe
Horizon.TheHorizoncanbeprogrammedusinganyTerminalEmulationprogram (suchasWindowsHyperTerminal)andanyweb
browserprogram.
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WhatisthespeedandduplexconfigurationontheHorizon–TheHorizonisanauto‐negotiationfull/half‐duplex10/100Base‐T
interface.Etheracross‐overorpatchcableissupported.
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AccessPointMode
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WirelessLANcardsarenotconnecting–VerifythatthewirelessLANcardsaresettoInfrastructureMode,haveamatchingSSID
(orESSIS)setthesameastheHorizonandthatallencryptioncodesarethesame.
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MyWirelessLANcardshowsasolidconnection,butIcannotpassanydata–VerifytheencryptionandtheACLsettingonthe
HorizonmatchthewirelessLANcard.
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AccessPointPeerMode
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Howlongdoesittaketore‐establ is htheWirelessEthernetNetwork?‐IfacommunicationlinkislostandtheWirelessNetwork
needstore‐establishthe repeaterroutes,thetimecantakeupto10seconds.
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ShouldtheAPRepeaterModebeusedonmobileequipment?‐TheAPRepeatermodeshouldbeusedonequipmentthatwill
notchangetheRepeaterRouteasitmoves.Forexam ple,ifamobiledevicesuchasacranecancommunicatedirectlyto another
ESTeemandwillnotloosethelinkinitstrav e l , theAPRepeaterModecouldbeused.IfthedevicerequirestwoESTeemHo r izon’s