When it does not work:
[2025-01-15 09:49:39.351] AT+KCNXTIMER=1,30,3
[2025-01-15 09:49:39.373] OK
[2025-01-15 09:49:39.580] AT+KCNXUP=1
[2025-01-15 09:49:39.646] OK
[2025-01-15 09:49:40.060] Waiting for registration to the network
[2025-01-15 09:49:40.183] AT+CREG?
[2025-01-15 09:49:40.240] +CREG: 2,2
[2025-01-15 09:49:40.240]
[2025-01-15 09:49:40.240] OK
[2025-01-15 09:49:40.281] Searching for or connecting to network
[2025-01-15 09:49:40.286] Registered in 5 seconds
[2025-01-15 09:49:40.292] Waiting for PDP up URC...
[2025-01-15 09:49:41.484]
[2025-01-15 09:49:41.487] +CREG: 1,"FFFE","3D2C8D",7
[2025-01-15 09:49:41.487]
[2025-01-15 09:49:41.495] +CGREG: 1,"FFFE","3D2C8D",7
[2025-01-15 09:54:44.491] timeout waiting for PDP to go up after 304 seconds. time_passed=4003, new_timeout=0, loop counter:77
[2025-01-15 09:54:44.542] AT+CEER
[2025-01-15 09:54:44.576] +CEER: Insufficient Resources
[2025-01-15 09:54:44.576]
[2025-01-15 09:54:44.576] OK
[2025-01-15 09:54:44.814] AT+KCNXDOWN=1,1
[2025-01-15 09:54:44.858] OK
[2025-01-15 09:55:46.654] timeout waiting for PDP to go down after 64 seconds. time_passed=4108, new_timeout=0
[2025-01-15 09:55:46.660] AT+CEER
[2025-01-15 09:55:46.665] +CEER: Insufficient Resources
[2025-01-15 09:55:46.684]
[2025-01-15 09:55:46.684] OK
[2025-01-15 09:55:46.873] >
[2025-01-15 09:55:46.915] >>> Unable to raise PDP
When it works:
[2025-01-15 09:48:14.525] Waiting for registration to the network
[2025-01-15 09:48:14.672] AT+CREG?
[2025-01-15 09:48:14.718] +CREG: 2,2
[2025-01-15 09:48:14.718]
[2025-01-15 09:48:14.718] OK
[2025-01-15 09:48:14.785] Searching for or connecting to network
[2025-01-15 09:48:14.817] Registered in 5 seconds
[2025-01-15 09:48:14.817] Waiting for PDP up URC...
[2025-01-15 09:48:26.905]
[2025-01-15 09:48:26.907] +CREG: 1,"FFFE","3D2C8D",7
[2025-01-15 09:48:26.910]
[2025-01-15 09:48:26.912] +CGREG: 1,"FFFE","3D2C8D",7
[2025-01-15 09:48:44.227]
[2025-01-15 09:48:44.230]
[2025-01-15 09:48:44.230] +KCNX_IND: 1,4,1
[2025-01-15 09:48:44.230]
[2025-01-15 09:48:44.272]
[2025-01-15 09:48:44.274]
[2025-01-15 09:48:44.274] +KCNX_IND: 1,1,0
[2025-01-15 09:48:44.274] PDP up in 24 seconds
[2025-01-15 09:48:44.277]
[2025-01-15 09:48:44.277] AT+CGDCONT?
[2025-01-15 09:48:44.287] +CGDCONT: 1,"IP","iot.atvos.br","0.0.0.0",0,0,0,0
[2025-01-15 09:48:44.295] +CGDCONT: 2,"IPV4V6","ims","0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0",0,0,0,0
[2025-01-15 09:48:44.302] +CGDCONT: 3,"IPV4V6","sos","0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0",0,0,0,1
[2025-01-15 09:48:44.305]
[2025-01-15 09:48:44.322] OK
[2025-01-15 09:48:44.512] AT+CGPADDR=1
[2025-01-15 09:48:44.520] +CGPADDR: 1,100.122.51.221
[2025-01-15 09:48:44.523]
[2025-01-15 09:48:44.523] OK
[2025-01-15 09:48:44.865] > IP assigned by network: 100.122.51.221
[2025-01-15 09:48:44.865] AT+KCNXDOWN=1,1
[2025-01-15 09:48:44.887] OK
[2025-01-15 09:48:45.147]
[2025-01-15 09:48:45.147]
[2025-01-15 09:48:45.147] +KCNX_IND: 1,3
[2025-01-15 09:48:45.147] PDP down in 4 seconds
I am wondering what is the actual meaning of the CEER error 126: Insufficient resources?
I need to figure out if this is a modem issue or networking issue from the private network.