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Initiation problem on Vodafone with NB-IoT from nrf9160-DK

After  a few configuration issues we have finally got a connection with the asset tracker application.  However we are not getting far enough to send data.

The log shows a lot of MQTT stuff that I don't understand. 

```


[00:00:00.206,268] [0m<inf> asset_tracker: Asset tracker started[0m
[00:00:00.212,585] [0m<inf> watchdog: Watchdog timeout installed. Timeout: 60000[0m
[00:00:00.220,275] [0m<inf> watchdog: Watchdog started[0m
[00:00:00.225,708] [0m<inf> watchdog: Watchdog feed enabled. Timeout: 30000[0m
[00:00:00.239,990] [0m<dbg> nrf_cloud_transport.nct_client_id_get: client_id = nrf-352656100390296[0m
[00:00:00.249,267] [0m<dbg> nrf_cloud_transport.nct_topics_populate: shadow_base_topic: $aws/things/nrf-352656100390296/shadow[0m
[00:00:00.261,016] [0m<dbg> nrf_cloud_transport.nct_topics_populate: accepted_topic: nrf-352656100390296/shadow/get/accepted[0m
[00:00:00.272,583] [0m<dbg> nrf_cloud_transport.nct_topics_populate: rejected_topic: $aws/things/nrf-352656100390296/shadow/get/rejected[0m
[00:00:00.285,186] [0m<dbg> nrf_cloud_transport.nct_topics_populate: update_delta_topic: $aws/things/nrf-352656100390296/shadow/update/delta[0m
[00:00:00.298,156] [0m<dbg> nrf_cloud_transport.nct_topics_populate: update_topic: $aws/things/nrf-352656100390296/shadow/update[0m
[00:00:00.310,058] [0m<dbg> nrf_cloud_transport.nct_topics_populate: shadow_get_topic: $aws/things/nrf-352656100390296/shadow/get[0m
[00:00:00.322,570] [0m<inf> asset_tracker: Connecting to LTE network.[0m
[00:00:00.329,284] [0m<inf> asset_tracker: This may take several minutes.[0m
[00:00:00.350,341] [0m<inf> lte_lc: Using legacy LTE PCO mode...[0m
[00:00:00.363,372] [0m<inf> lte_lc: PDP Context: AT+CGDCONT=0,"IP","lpwa.vodafone.iot"[0m
+CEREG: 2,"1BE8","0029FF0B",9,0,0,"11100000","11100000"
[00:00:04.007,202] [0m<inf> asset_tracker: LTE cell changed: Cell ID: 2752267, Tracking area: 7144[0m
[00:00:04.016,510] [0m<inf> asset_tracker: PSM parameter update: TAU: -1, Active time: -1[0m+CSCON: 1
[00:00:04.364,044] [0m<inf> asset_tracker: RRC mode: Connected[0m+CEREG: 5,"1BE8","0029FF0B",9,,,"11100000","00101000"
[00:00:04.934,112] [0m<inf> asset_tracker: Connected to LTE network.[0m
[00:00:04.940,948] [0m<inf> asset_tracker: Network registration status: Connected - roaming[0m
[00:00:04.949,615] [0m<inf> asset_tracker: PSM parameter update: TAU: 28800, Active time: -1[0m
[00:00:05.448,760] [0m<inf> asset_tracker: DATE_TIME_OBTAINED_NTP[0m

[00:00:05.455,200] [0m<inf> asset_tracker: Connecting to cloud, attempt 1 of 8[0m
[00:00:05.462,738] [0m<inf> asset_tracker: Cloud connection request sent.[0m
[00:00:05.469,787] [0m<inf> asset_tracker: Connection response timeout is set to 30 seconds.[0m
[00:00:05.478,607] [0m<inf> asset_tracker: CLOUD_EVT_CONNECTING[0m
[00:00:06.114,532] [0m<dbg> nrf_cloud_transport.nct_connect: IPv4 address: 52.44.28.112[0m
[00:00:06.122,833] [0m<dbg> nrf_cloud_transport.nct_mqtt_connect: MQTT clean session flag: 1[0m
[00:00:13.407,073] [0m<inf> nrf_cloud_transport: Using socket send timeout of 60 seconds[0m
[00:00:13.415,496] [0m<dbg> nrf_cloud.nrf_cloud_run: Cloud connection request sent.[0m
[00:00:13.722,808] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_DISCONNECT: result = -128[0m
[00:00:13.732,696] [0m<dbg> nrf_cloud_fsm.drop_event_handler: Dropping FSM transition 9, current state 1[0m
[00:00:14.242,614] [0m<dbg> nrf_cloud.nrf_cloud_run: Socket error: POLLNVAL[0m
[00:00:14.249,847] [0m<dbg> nrf_cloud.nrf_cloud_run: The cloud socket was unexpectedly closed.[0m
[00:00:14.258,758] [0m<inf> asset_tracker: CLOUD_EVT_DISCONNECTED: 2[0m
[00:00:14.265,380] [0m<inf> asset_tracker: Cloud connection closed.[0m
[00:00:14.271,911] [0m<inf> asset_tracker: This can occur during initial nRF Cloud provisioning.[0m
[00:00:14.280,975] [0m<inf> asset_tracker: Attempting reconnect in 10 seconds...[0m
[00:00:14.288,665] [0m<dbg> nrf_cloud_transport.nct_disconnect: nct_disconnect[0m
+CSCON: 0
[00:00:23.913,269] [0m<inf> asset_tracker: RRC mode: Idle[0m
[00:00:24.288,726] [0m<inf> asset_tracker: Connecting to cloud, attempt 2 of 8[0m
[00:00:24.296,295] [0m<inf> asset_tracker: Cloud connection request sent.[0m
[00:00:24.303,344] [0m<inf> asset_tracker: Connection response timeout is set to 30 seconds.[0m
[00:00:24.312,103] [0m<inf> asset_tracker: CLOUD_EVT_CONNECTING[0m
[00:00:24.327,178] [0m<dbg> nrf_cloud_transport.nct_connect: IPv4 address: 52.44.28.112[0m
+CSCON: 1
[00:00:24.842,681] [0m<inf> asset_tracker: RRC mode: Connected[0m
[00:00:31.612,640] [0m<inf> nrf_cloud_transport: Using socket send timeout of 60 seconds[0m
[00:00:31.621,093] [0m<dbg> nrf_cloud.nrf_cloud_run: Cloud connection request sent.[0m
[00:00:31.890,716] [0m<dbg> aws_jobs.reg_topic: Subscribe: $aws/things/nrf-352656100390296/jobs/notify-next[0m
[00:00:31.901,611] [0m<dbg> aws_jobs.reg_topic: Subscribe: $aws/things/nrf-352656100390296/jobs/$next/get/#[0m
[00:00:31.912,475] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_CONNACK: result 0[0m
[00:00:31.921,569] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 2[0m
[00:00:31.929,321] [0m<dbg> nrf_cloud.api_event_handler: NRF_CLOUD_EVT_TRANSPORT_CONNECTED[0m
[00:00:31.937,866] [0m<inf> asset_tracker: CLOUD_EVT_CONNECTED[0m
[00:00:31.943,969] [0m<inf> asset_tracker: Persistent Sessions = 0[0m
[00:00:31.950,408] [0m<dbg> nrf_cloud_transport.nct_cc_connect: nct_cc_connect[0m
[00:00:31.958,770] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 3[0m
[00:00:32.155,639] [0m<dbg> aws_fota.aws_fota_mqtt_evt_handler: subscribed to notify-next topic[0m
[00:00:32.164,703] [0m<dbg> aws_jobs.publish: Publish topic: $aws/things/nrf-352656100390296/jobs/$next/get[0m
[00:00:32.174,743] [0m<dbg> aws_jobs.publish: Publish payload {"clientToken": ""}[0m
[00:00:32.315,643] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_SUBACK: id = 2114 result = 0[0m
[00:00:32.365,661] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_SUBACK: id = 1234 result = 0[0m
[00:00:32.375,732] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 4[0m
[00:00:32.383,514] [0m<dbg> nrf_cloud_transport.nct_cc_send: mqtt_publish: id = 5678 opcode = 0 len = 0[0m
[00:00:32.394,439] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 5[0m
[00:00:32.500,671] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBACK: id = 5980 result = 0[0m
[00:00:32.578,796] [0m<dbg> aws_fota.on_publish_evt: Received topic: $aws/things/nrf-352656100390296/jobs/$next/get/accepted[0m
[00:00:32.590,332] [0m<dbg> aws_fota.on_publish_evt: Checking for an available job[0m
[00:00:32.598,297] [0m<dbg> aws_fota.get_job_execution: Job doc: {"clientToken":"","timestamp":1607691658}[0m
[00:00:32.608,551] [0m<dbg> aws_fota.get_job_execution: Got only one field[0m
[00:00:32.615,692] [0m<dbg> aws_fota.get_job_execution: No queued jobs for this device[0m
[00:00:32.804,656] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBACK: id = 5678 result = 0[0m
[00:00:32.814,727] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 5[0m
[00:00:32.955,657] [0m<dbg> aws_fota.on_publish_evt: Received topic: nrf-352656100390296/shadow/get/accepted[0m
[00:00:32.965,789] [0m<dbg> aws_fota.on_publish_evt: received an unhandled MQTT publish event on topic: nrf-352656100390296/shadow/get/accepted[0m
[00:00:32.978,942] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBLISH: id = 0 len = 50[0m
[00:00:32.990,509] [0m<dbg> nrf_cloud_transport.nct_cc_send: mqtt_publish: id = 1 opcode = 1 len = 136[0m
[00:00:33.001,892] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 6[0m
[00:00:33.009,704] [0m<dbg> nrf_cloud.api_event_handler: NRF_CLOUD_EVT_USER_ASSOCIATION_REQUEST[0m
[00:00:33.018,676] [0m<inf> asset_tracker: CLOUD_EVT_PAIR_REQUEST[0m
[00:00:33.025,024] [0m<inf> asset_tracker: Add device to cloud account.[0m
[00:00:33.031,890] [0m<inf> asset_tracker: Waiting for cloud association...[0m
[00:00:33.246,002] [0m<dbg> aws_fota.on_publish_evt: Received topic: nrf-352656100390296/shadow/get/accepted[0m
[00:00:33.256,134] [0m<dbg> aws_fota.on_publish_evt: received an unhandled MQTT publish event on topic: nrf-352656100390296/shadow/get/accepted[0m
[00:00:33.269,317] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBLISH: id = 0 len = 323[0m
[00:00:33.282,867] [1;33m<wrn> nrf_cloud_codec: Unhandled data received from nRF Cloud.[0m
[00:00:33.291,137] [0m<inf> nrf_cloud_codec: Ensure device firmware is up to date.[0m
[00:00:33.298,980] [0m<inf> nrf_cloud_codec: Delete and re-add device to nRF Cloud if problem persists.[0m
[00:00:33.309,265] [1;31m<err> nrf_cloud_fsm: nrf_cloud_decode_requested_state Failed -2[0m
[00:00:33.317,626] [1;31m<err> nrf_cloud_fsm: Handler failed! state: 6, type: 3[0m
[00:00:33.325,225] [1;31m<err> nrf_cloud_transport: nct_input: failed -2[0m
[00:00:33.529,693] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBACK: id = 1 result = 0[0m
+CSCON: 0
[00:00:44.114,929] [0m<inf> asset_tracker: RRC mode: Idle[0m
AT+CGDCONT?+CGDCONT: 0,"IP","lpwa.vodafone.iot","100.93.252.210",0,0
OK
at%xsystemmode?%XSYSTEMMODE: 0,1,1,0
OK
+CSCON: 1
[00:02:33.418,823] [0m<inf> asset_tracker: RRC mode: Connected[0m
+CSCON: 0
[00:02:44.452,789] [0m<inf> asset_tracker: RRC mode: Idle[0m
+CSCON: 1
[00:04:33.742,675] [0m<inf> asset_tracker: RRC mode: Connected[0m
+CSCON: 0
[00:04:44.761,627] [0m<inf> asset_tracker: RRC mode: Idle[0m
at+cereg?
+CEREG: 5,5,"1BE8","0029FF0B",9,,,"11100000","00101000"
OK
[00:05:33.039,184] [0m<inf> asset_tracker: Disconnecting from cloud...[0m
[00:05:33.046,020] [0m<dbg> nrf_cloud_transport.nct_disconnect: nct_disconnect[0m
[00:05:33.063,995] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_DISCONNECT: result = 0[0m
[00:05:33.073,486] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 1[0m
[00:05:33.081,268] [0m<dbg> nrf_cloud.api_event_handler: NRF_CLOUD_EVT_TRANSPORT_DISCONNECTED[0m
[00:05:33.090,179] [0m<dbg> nrf_cloud.nrf_cloud_run: Expected disconnect event.[0m
[00:05:33.097,747] [0m<inf> asset_tracker: CLOUD_EVT_DISCONNECTED: 0[0m
[00:05:33.104,370] [0m<inf> asset_tracker: Attempting reconnect in 10 seconds...[0m
+CSCON: 1
[00:05:33.580,566] [0m<inf> asset_tracker: RRC mode: Connected[0m
[00:05:43.112,121] [0m<inf> asset_tracker: Connecting to cloud, attempt 1 of 8[0m
[00:05:43.119,659] [0m<inf> asset_tracker: Cloud connection request sent.[0m
[00:05:43.126,708] [0m<inf> asset_tracker: Connection response timeout is set to 30 seconds.[0m
[00:05:43.135,467] [0m<inf> asset_tracker: CLOUD_EVT_CONNECTING[0m
[00:05:43.683,380] [0m<dbg> nrf_cloud_transport.nct_connect: IPv4 address: 3.221.63.246[0m
[00:05:50.662,872] [0m<inf> nrf_cloud_transport: Using socket send timeout of 60 seconds[0m
[00:05:50.671,295] [0m<dbg> nrf_cloud.nrf_cloud_run: Cloud connection request sent.[0m
[00:05:50.964,935] [0m<dbg> aws_jobs.reg_topic: Subscribe: $aws/things/nrf-352656100390296/jobs/notify-next[0m
[00:05:50.975,830] [0m<dbg> aws_jobs.reg_topic: Subscribe: $aws/things/nrf-352656100390296/jobs/$next/get/#[0m
[00:05:50.986,694] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_CONNACK: result 0[0m
[00:05:50.995,758] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 2[0m
[00:05:51.003,509] [0m<dbg> nrf_cloud.api_event_handler: NRF_CLOUD_EVT_TRANSPORT_CONNECTED[0m
[00:05:51.012,054] [0m<inf> asset_tracker: CLOUD_EVT_CONNECTED[0m
[00:05:51.018,157] [0m<inf> asset_tracker: Persistent Sessions = 0[0m
[00:05:51.024,597] [0m<dbg> nrf_cloud_transport.nct_cc_connect: nct_cc_connect[0m
[00:05:51.032,836] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 3[0m
[00:05:51.276,885] [0m<dbg> aws_fota.aws_fota_mqtt_evt_handler: subscribed to notify-next topic[0m
[00:05:51.285,949] [0m<dbg> aws_jobs.publish: Publish topic: $aws/things/nrf-352656100390296/jobs/$next/get[0m
[00:05:51.295,989] [0m<dbg> aws_jobs.publish: Publish payload {"clientToken": ""}[0m
[00:05:51.420,898] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_SUBACK: id = 2114 result = 0[0m
[00:05:51.485,961] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_SUBACK: id = 1234 result = 0[0m
[00:05:51.496,032] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 4[0m
[00:05:51.503,784] [0m<dbg> nrf_cloud_transport.nct_cc_send: mqtt_publish: id = 5678 opcode = 0 len = 0[0m
[00:05:51.514,404] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 5[0m
[00:05:51.580,902] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBACK: id = 42721 result = 0[0m
[00:05:51.675,018] [0m<dbg> aws_fota.on_publish_evt: Received topic: $aws/things/nrf-352656100390296/jobs/$next/get/accepted[0m
[00:05:51.686,553] [0m<dbg> aws_fota.on_publish_evt: Checking for an available job[0m
[00:05:51.694,488] [0m<dbg> aws_fota.get_job_execution: Job doc: {"clientToken":"","timestamp":1607691977}[0m
[00:05:51.704,742] [0m<dbg> aws_fota.get_job_execution: Got only one field[0m
[00:05:51.711,883] [0m<dbg> aws_fota.get_job_execution: No queued jobs for this device[0m
[00:05:51.899,902] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBACK: id = 5678 result = 0[0m
[00:05:51.909,942] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 5[0m
[00:05:52.005,981] [0m<dbg> aws_fota.on_publish_evt: Received topic: nrf-352656100390296/shadow/get/accepted[0m
[00:05:52.016,113] [0m<dbg> aws_fota.on_publish_evt: received an unhandled MQTT publish event on topic: nrf-352656100390296/shadow/get/accepted[0m
[00:05:52.029,296] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBLISH: id = 0 len = 50[0m
[00:05:52.040,893] [0m<dbg> nrf_cloud_transport.nct_cc_send: mqtt_publish: id = 1 opcode = 1 len = 136[0m
[00:05:52.052,124] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 6[0m
[00:05:52.059,906] [0m<dbg> nrf_cloud.api_event_handler: NRF_CLOUD_EVT_USER_ASSOCIATION_REQUEST[0m
[00:05:52.068,878] [0m<inf> asset_tracker: CLOUD_EVT_PAIR_REQUEST[0m
[00:05:52.075,225] [0m<inf> asset_tracker: Add device to cloud account.[0m
[00:05:52.082,092] [0m<inf> asset_tracker: Waiting for cloud association...[0m
[00:05:52.259,185] [0m<dbg> aws_fota.on_publish_evt: Received topic: nrf-352656100390296/shadow/get/accepted[0m
[00:05:52.269,317] [0m<dbg> aws_fota.on_publish_evt: received an unhandled MQTT publish event on topic: nrf-352656100390296/shadow/get/accepted[0m
[00:05:52.282,501] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBLISH: id = 0 len = 358[0m
[00:05:52.296,386] [1;33m<wrn> nrf_cloud_codec: Unhandled data received from nRF Cloud.[0m
[00:05:52.304,656] [0m<inf> nrf_cloud_codec: Ensure device firmware is up to date.[0m
[00:05:52.312,500] [0m<inf> nrf_cloud_codec: Delete and re-add device to nRF Cloud if problem persists.[0m
[00:05:52.322,845] [1;31m<err> nrf_cloud_fsm: nrf_cloud_decode_requested_state Failed -2[0m
[00:05:52.331,207] [1;31m<err> nrf_cloud_fsm: Handler failed! state: 6, type: 3[0m
[00:05:52.338,806] [1;31m<err> nrf_cloud_transport: nct_input: failed -2[0m
[00:05:52.691,894] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_PUBACK: id = 1 result = 0[0m
+CSCON: 0
[00:06:02.821,136] [0m<inf> asset_tracker: RRC mode: Idle[0m
+CSCON: 1
[00:07:53.141,113] [0m<inf> asset_tracker: RRC mode: Connected[0m
+CSCON: 0
[00:08:10.941,253] [0m<inf> asset_tracker: RRC mode: Idle[0m
+CEREG: 5,"1BE8","00335B15",9,,,"11100000","00101000"
[00:09:52.943,939] [0m<inf> asset_tracker: LTE cell changed: Cell ID: 3365653, Tracking area: 7144[0m
+CSCON: 1
[00:09:59.668,304] [0m<inf> asset_tracker: RRC mode: Connected[0m
[00:10:52.089,385] [0m<inf> asset_tracker: Disconnecting from cloud...[0m
[00:10:52.096,191] [0m<dbg> nrf_cloud_transport.nct_disconnect: nct_disconnect[0m
[00:10:52.105,804] [0m<dbg> nrf_cloud_transport.nct_mqtt_evt_handler: MQTT_EVT_DISCONNECT: result = 0[0m
[00:10:52.115,325] [0m<dbg> nrf_cloud.nfsm_set_current_state_and_notify: state: 1[0m
[00:10:52.123,077] [0m<dbg> nrf_cloud.api_event_handler: NRF_CLOUD_EVT_TRANSPORT_DISCONNECTED[0m
[00:10:52.131,988] [0m<dbg> nrf_cloud.nrf_cloud_run: Expected disconnect event.[0m
[00:10:52.139,556] [0m<inf> asset_tracker: CLOUD_EVT_DISCONNECTED: 0[0m
[00:10:52.146,179] [0m<inf> asset_tracker: Attempting reconnect in 10 seconds...[0m
[00:11:02.153,930] [0m<inf> asset_tracker: Connecting to cloud, attempt 1 of 8[0m
[00:11:02.161,499] [0m<inf> asset_tracker: Cloud connection request sent.[0m
[00:11:02.168,548] [0m<inf> asset_tracker: Connection response timeout is set to 30 seconds.[0m
[00:11:02.177,276] [0m<inf> asset_tracker: CLOUD_EVT_CONNECTING[0m
+CSCON: 0
[00:11:08.071,166] [0m<inf> asset_tracker: RRC mode: Idle[0m
+CEREG: 5,"1BE8","00335B1F",9,,,"11100000","00101000"
[00:11:09.665,710] [0m<inf> asset_tracker: LTE cell changed: Cell ID: 3365663, Tracking area: 7144[0m
+CSCON: 1
[00:11:19.741,851] [0m<inf> asset_tracker: RRC mode: Connected[0m
+CSCON: 0
[00:11:51.101,348] [0m<inf> asset_tracker: RRC mode: Idle[0m
+CEREG: 5,"FFFE","FFFFFFFF",9,,,"11100000","00101000"
[00:11:51.763,946] [0m<inf> asset_tracker: LTE cell changed: Cell ID: -1, Tracking area: 65534[0m
[00:12:10.614,898] [0m<dbg> nrf_cloud_transport.nct_connect: getaddrinfo failed -11[0m
[00:12:10.622,863] [0m<inf> asset_tracker: CLOUD_EVT_CONNECTING[0m
[00:12:10.629,028] [1;31m<err> asset_tracker: Failed to connect to cloud, error -3[0m
[00:12:10.636,871] [1;31m<err> asset_tracker: Network error, check cloud configuration[0m
[00:12:10.645,050] [1;31m<err> asset_tracker: Device will reboot in 300 seconds[0m
[00:12:10.652,648] [1;31m<err> asset_tracker: LTE link disconnect[0m
+CEREG: 0,"FFFE","FFFFFFFF",9,0,0,"11100000","11100000"
[00:12:17.621,826] [0m<inf> asset_tracker: PSM parameter update: TAU: -1, Active time: -1[0m
[00:12:17.708,770] [1;31m<err> asset_tracker: Shutdown modem[0m
[00:17:10.652,679] [1;31m<err> asset_tracker: LTE link disconnect[0m
[00:17:10.659,057] [1;31m<err> asset_tracker: lte_lc_power_off failed: -5[0m
[00:17:10.666,137] [1;31m<err> asset_tracker: Shutdown modem[0m***

```

Can anyone shed any light please?  One of my theories is that differences between the Vodafone and nrfCloud could explain it?

Parents
  • Hi,

     

    In addition to 's response: 

    Which modem fw are you using?

    Could you ensure that you have the latest (v1.2.2 at the time of writing this response) and see if this improves the scenario?

    NB1 is a slower transport compared to LTE-M, which is the reason why TCP-based protocols on this transport might not always work (timeout's occur in the 3-way TCP sequence), but you can also try the mqtt_simple sample to see if this also behaves similarly.

     

    Kind regards,

    Håkon

Reply
  • Hi,

     

    In addition to 's response: 

    Which modem fw are you using?

    Could you ensure that you have the latest (v1.2.2 at the time of writing this response) and see if this improves the scenario?

    NB1 is a slower transport compared to LTE-M, which is the reason why TCP-based protocols on this transport might not always work (timeout's occur in the 3-way TCP sequence), but you can also try the mqtt_simple sample to see if this also behaves similarly.

     

    Kind regards,

    Håkon

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