Specifications

SerialPortConfiguration
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Page|36
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 SerialPort:
Whenenabled,theexternalserialportPADfunctioncanbeused.Whendisabled,noPADfunctionisavailable,and
theportisleftfree,forusebyanODPapplication.
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 ShowVersiononBoot:
Whenenabled,theroutermodelnumberandfirmware
versionaretransmittedouttheserialportatrouterboot.
Additionally,"OK"istransmittedwhenrouterisreadytoreceivedataandwhenPPPconnectionismade.When
disabled,theseindicatorswillnotbetransmittedouttheserialport.
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 BaudRate:
Setsthebaudrateoftheserialport.
Settingsmayrangefrom300to115,200bitspersecond.Thedefaultbaud
rateis115,200bps.
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 InterCharacterTimeout:
Enteravaluefrom1to65,535tosettheintervalbetweenpacketsbeingsent.
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 DTR:
SelecttodefinetheDataTerminalReadybehavior.SeeTable6for
Valueoptionsandtheirdefinitions.
Table6–DTRSettings
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Value Definition
AT&D0 IgnoreDTR.
AT&D1
IfintheOnlineDataState,uponanon‐to‐offtransitionofDTR,themodementersOnlineCommand
StateandissuesanOKresultcode;thecallremainsconnected.Otherwise,ignoreDTR.
AT&D2
IfintheOnlineDataStateorOnlineCommandStateuponanon‐to‐offtransitionofDTR,themodem
performsanorderlyclear‐downofthecallandreturnstothecommandstate.Automaticansweris
disabledwhileDTRremainsoff.
AT&D4
Themodemauto‐dialsthedefaultremotestationuponanoff‐to‐ontransitionofDTRandentersthe
OnlineDataState.Themodemendsthecallandentersthecommandstateuponanon‐to‐off
transitionofDTR.
AT&D5
Themodemauto‐dialsthedefaultremotestationuponanon‐to‐offtransitionofDTRandentersthe
OnlineDataState.Themodemendsthecallandentersthecommandstateuponanoff‐to‐on
transitionofDTR.
AT&D6
Uponanon‐to‐offtransitionofDTR,themodemperformsanorderlyclear‐downofanysessionand
turnsOFFtheRFmodule.Uponanoff‐to‐ontransitionofDTR,themodemturnsONtheRFmodule
andreestablishestheradiosession.
AT&D7
Uponanon‐to‐offtransitionofDTR,themodemperformsanorderlyclear‐downofanysessionand
turnsOFFtheRFmodule.Uponanoff‐to‐ontransitionofDTR,themodemturnsONtheRFmodule
andreestablishestheradiosession.
AT&D8
Themodemauto‐dialsthedefaultremotestationupondeterminingDTRisOFFandenterstheOnline
DataState.ThemodemendsthecallandentersthecommandstateupondeterminingDTRisON.
AT&D9
Themodemauto‐dialsthedefaultremotestationupondeterminingDTRisONandenterstheOnline
DataState.ThemodemendsthecallandentersthecommandstateupondeterminingDTRisOFF.
 FlowControl:
SetstheFlowControltoNoneorHardwarecontrol.
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