Rev 3.0B Feb.08 108
B
B: Circuit Switch Communications
• Step by Step
Configuration
• Step by Step
Configuration
Circuit‐switchcommunicationrequirestheRaventobein
PassThrumode,communicatingdirectlywiththeinternal
hardware.
Note: When the Raven is used
for circuit switch, the circuit
switch configuration will disable
all ALEOS features except for
serial port communication.
PassThrumodedisablestheuseofALEOSinthemodem.Any
featuresavailableusingALEOSarenotusablewhenthe
modemisinPassThrumode.InPassThrumode,thesettings
availablearethoseoftheinternalhardware.TheRavenin
PassThrumodecannot.
Thebestmachinesforuseincircuit‐switchedmodeareones
thatcanprovidetheirownINITorsetupstringsand/orissue
ATcommands.Forcustomerswhohaveunintelligent
machineswhostillneedtohavethemodemʹreadyʹtobehave
inacertainway(suchasAuto‐Answeringcircuit‐switched
data
calls),thereisafeatureinthemodemcalledtheINIT
STATE.
Configuring Circuit-Switch
TheRavenneedstobeconfiguredtoenterintoPassThruafter
startup.YoucanuseAceManager(preferred)ordirectserial
communicationtoconfiguretheRaventoworkinPassThru
modeandforcircuit‐switchedcommunications.IntheUDP
group,selecttheMDcommandandchoose07‐PassThru.
Figure 2-1: AceManager : UDP > MD