Specifications


CUSTOMATCOMMANDS

ATCommandsforHSPA‐H5Modem 228


<listenPort> Locallisteningport.
1‐65535 
Notes
 Ifsuccessful,thecommandreturnsafinalresultcodeOK.
IftheListenAutoRspflagisnotsetthroughthecommandAT#SCFGEXT(forthespecificconnId),then,whenan
UDPconnectionrequestcomesontheinputport,ifthesenderisnotfilteredbyinternalfirewa ll(see#FRWL),
aURCisreceived:

+SRING:<connId>
Afterwards,use#SAtoaccepttheconnectionor#SHtorefuseit.
IftheListenAutoRspflagisset,then,whenanUDPconnectionrequestcomesontheinputport,ifthesender
isnotfilteredbytheinternalfirewall(seecommand#FRWL),theconnectionisautomaticallyaccepted:
the
CONNECTindicationisgivenandthemodemgoesintoonlinedatamode.
IfthenetworkclosesthesocketthefollowingURCisreceived:
#SLUDP:ABORTED
 Whenclosingthelisteningsocketyoudonotneedtospecifythe<listenPort>value.
Examples
NextcommandopensasocketlisteningforUDPonport3500.
AT#SLUDP=1,1,3500
OK
SocketAccept#SA
ExecutecommandacceptsanincomingsocketconnectionafteranURCSRING:<connId>.
Testcommandreportstherangeofvaluesforalltheparameters.
Syntax
Command CommandType
AT#SA=<connId>[,<connMode>] Execute
AT#SA=? Test
ParametersandValues
<connID> Socketconnectionidentifier.
1‐6 
<connMode> Connectionmode,asforcommand#SD.
0 Onlinemodeconnection.Default:0.
1 Commandmodeconnection.