User guide

Data Communication and Host Modes
Rev 3.0D Jul.09 54
• UDPandUDPPAD:Anydatareceivedontheserialport
isassembledintoUDPpacketsandsenttothesession’s
associatedIPaddressandPort(describedlater).Any
responsesreceivedfromtheassociatedIPaddressandport
destinedfortheDevicePortareunwrappedandsentout
theserial
port.
• TCPandTCPPAD:Anydatareceivedontheserialportis
packagedintoTCPmessagesandsenttotheassociated
connection’sIPaddressandPort(describedlater).Any
datareceivedfromtheTCPpeerisunwrappedandsent
outtheserial.
Data Communication
• PublicandPrivateModes:ThemethodusedbytheRaven
XTtopassanIPaddresstoaconnecteddevice.
• Keepalive:HowtheRavenXTmaintainsitsconnectionto
thecellularnetwork.
Basic Modes
Start up Mode
TheserialportoftheRavenXTcanbeconfiguredtoenterany
ofthemodesautomaticallyonpowerup(inmostcases,thisis
alsoafterithasregisteredonthecellularnetwork).Thisis
donebysettingtheStartupModeDefaulttothedesiredmode.
Ifthissettingis
non‐zero,themodemwillenterthespecified
modeafter5seconds.Ifyouwanttocancelthisbehavior,the
ATMD0commandcanbeusedbeforethe5‐secondtime‐out
expires.
YoucanconfiguretheStartupModeinAceManageratpartof
theUDPgroup.
Figure 8-1: AceManager : UDP - MD