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ELS61 Modem: PDP Context Setting Problem | Thales IoT Developer Community

July 15, 2019 - 3:51pm, 2154 views

Hello everyone,

I try to use the ELS61 in order to establish a TCP/IP connection over LTE.

// Misc  checks and settings

ati
Cinterion
ELS61-E R2
REVISION 02.000

OK
at+cmee=2
OK
at+cpin="0000"
OK
at+cpin?
+CPIN: READY

// set PDP APN

at+cgdcont=1,"IP","orange","",0,0OK

+PBREADY
at+cgdcont?
+CGDCONT: 1,"IP","orange.mnc001.mcc208.gprs","",0,0
at+creg?
+CREG: 0,1

OK

// Set internet connection profile
at^SICS=1,"conType","GPRS0"
OK
AT^SICS=1,"apn", "orange.mnc001.mcc208.gprs"
OK
AT^SICS=1,"dns1","8.8.8.8"
OK

// set TCP socket configuration

AT^SISS=1,"srvType", "Socket"
OK
AT^SISS=1,"conid","1"
OK
AT^SISS=1,"address","socktcp://37.187.106.16:1883"
OK

at^siso=1
OK

^SIS: 1,0,94,"PDP: connection failed"

at+cops?

+COPS: 0,0,"Orange F",7

^SIS: 1,0,94,"PDP: connection failed" 

37.187.106.16:1883 is a public MQTT non-encrypted server (test.mosquitto.org)

Is their any mistake in my commands ?