<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style type="text/css" style="display:none;"></style> </head> <body dir="ltr"> <div id="divtagdefaultwrapper" style="font-size:12pt;color:#000000;font-family:Calibri,Helvetica,sans-serif;" dir="ltr"> <div> The Cellient (Qualcomm) module I am using is working 100% in Ubuntu 18.04. But when I try in CentOS 7 I am not able to connect. ModemManager Debug when I run command: "mmcli -m 1 -b 0 -c" Response: "Timeout was reached". LOG: <div>ModemManager[3685]: [/dev/cdc-wdm0] Registered 'wds' (version 1.36) client with ID '10' ModemManager[3685]: <debug> [1532526544.240055] [mm-broadband-modem-qmi.c:2951] load_signal_quality(): loading signal quality... ModemManager[3685]: [/dev/cdc-wdm0] sent message... <<<<<< RAW: <<<<<< length = 13 <<<<<< data = 01:0C:00:00:03:02:00:0D:00:20:00:00:00 ModemManager[3685]: [/dev/cdc-wdm0] sent generic request (translated)... <<<<<< QMUX: <<<<<< length = 12 <<<<<< flags = 0x00 <<<<<< service = "nas" <<<<<< client = 2 <<<<<< QMI: <<<<<< flags = "none" <<<<<< transaction = 13 <<<<<< tlv_length = 0 <<<<<< message = "Get Signal Strength" (0x0020) ModemManager[3685]: [/dev/cdc-wdm0] received message... <<<<<< RAW: <<<<<< length = 25 <<<<<< data = 01:18:00:80:03:02:02:0D:00:20:00:0C:00:02:04:00:00:00:00:00:01:02:00:C1:08 ModemManager[3685]: [/dev/cdc-wdm0] received generic response (translated)... <<<<<< QMUX: <<<<<< length = 24 <<<<<< flags = 0x80 <<<<<< service = "nas" <<<<<< client = 2 <<<<<< QMI: <<<<<< flags = "response" <<<<<< transaction = 13 <<<<<< tlv_length = 12 <<<<<< message = "Get Signal Strength" (0x0020) <<<<<< TLV: <<<<<< type = "Result" (0x02) <<<<<< length = 4 <<<<<< value = 00:00:00:00 <<<<<< translated = SUCCESS <<<<<< TLV: <<<<<< type = "Signal Strength" (0x01) <<<<<< length = 2 <<<<<< value = C1:08 <<<<<< translated = [ strength = '-63' radio_interface = 'lte' ] ModemManager[3685]: <debug> [1532526544.276838] [mm-broadband-modem-qmi.c:2841] signal_strength_get_quality_and_access_tech(): Signal strength (lte): -63 dBm ModemManager[3685]: <debug> [1532526544.276877] [mm-broadband-modem-qmi.c:2874] signal_strength_get_quality_and_access_tech(): Signal strength: -63 dBm --> 81% ModemManager[3685]: <debug> [1532526544.276991] [mm-iface-modem.c:1206] update_signal_quality(): Modem /org/freedesktop/ModemManager1/Modem/1: signal quality updated (81) ModemManager[3685]: <debug> [1532526574.266142] [mm-broadband-modem-qmi.c:2951] load_signal_quality(): loading signal quality... ModemManager[3685]: [/dev/cdc-wdm0] sent message... <<<<<< RAW: <<<<<< length = 13 <<<<<< data = 01:0C:00:00:03:02:00:0E:00:20:00:00:00 ModemManager[3685]: [/dev/cdc-wdm0] sent generic request (translated)... <<<<<< QMUX: <<<<<< length = 12 <<<<<< flags = 0x00 <<<<<< service = "nas" <<<<<< client = 2 <<<<<< QMI: <<<<<< flags = "none" <<<<<< transaction = 14 <<<<<< tlv_length = 0 <<<<<< message = "Get Signal Strength" (0x0020) ModemManager[3685]: [/dev/cdc-wdm0] received message... <<<<<< RAW: <<<<<< length = 25 <<<<<< data = 01:18:00:80:03:02:02:0E:00:20:00:0C:00:02:04:00:00:00:00:00:01:02:00:C1:08 ModemManager[3685]: [/dev/cdc-wdm0] received generic response (translated)... <<<<<< QMUX: <<<<<< length = 24 <<<<<< flags = 0x80 <<<<<< service = "nas" <<<<<< client = 2 <<<<<< QMI: <<<<<< flags = "response" <<<<<< transaction = 14 <<<<<< tlv_length = 12 <<<<<< message = "Get Signal Strength" (0x0020) <<<<<< TLV: <<<<<< type = "Result" (0x02) <<<<<< length = 4 <<<<<< value = 00:00:00:00 <<<<<< translated = SUCCESS <<<<<< TLV: <<<<<< type = "Signal Strength" (0x01) <<<<<< length = 2 <<<<<< value = C1:08 <<<<<< translated = [ strength = '-63' radio_interface = 'lte' ] ModemManager[3685]: <debug> [1532526574.292973] [mm-broadband-modem-qmi.c:2841] signal_strength_get_quality_and_access_tech(): Signal strength (lte): -63 dBm ModemManager[3685]: <debug> [1532526574.293010] [mm-broadband-modem-qmi.c:2874] signal_strength_get_quality_and_access_tech(): Signal strength: -63 dBm --> 81% ModemManager[3685]: <debug> [1532526574.293149] [mm-iface-modem.c:1206] update_signal_quality(): Modem /org/freedesktop/ModemManager1/Modem/1: signal quality updated (81) ModemManager[3685]: [/dev/cdc-wdm0] received message... <<<<<< RAW: <<<<<< length = 27 <<<<<< data = 01:1A:00:80:01:0A:04:00:00:22:00:0E:00:01:02:00:02:00:12:01:00:04:13:02:00:80:88 ModemManager[3685]: [/dev/cdc-wdm0] received generic indication (translated)... <<<<<< QMUX: <<<<<< length = 26 <<<<<< flags = 0x80 <<<<<< service = "wds" <<<<<< client = 10 <<<<<< QMI: <<<<<< flags = "indication" <<<<<< transaction = 0 <<<<<< tlv_length = 14 <<<<<< message = "Packet Service Status" (0x0022) <<<<<< TLV: <<<<<< type = "Connection Status" (0x01) <<<<<< length = 2 <<<<<< value = 02:00 <<<<<< translated = [ status = 'connected' reconfiguration_required = 'no' ] <<<<<< TLV: <<<<<< type = "IP Family" (0x12) <<<<<< length = 1 <<<<<< value = 04 <<<<<< translated = ipv4 <<<<<< TLV: <<<<<< type = 0x13 <<<<<< length = 2 <<<<<< value = 80:88 ModemManager[3685]: <debug> [1532526604.238476] [mm-broadband-modem-qmi.c:2951] load_signal_quality(): loading signal quality... ModemManager[3685]: [/dev/cdc-wdm0] sent message... <<<<<< RAW: <<<<<< length = 13 <<<<<< data = 01:0C:00:00:03:02:00:0F:00:20:00:00:00 ModemManager[3685]: [/dev/cdc-wdm0] sent generic request (translated)... <<<<<< QMUX: <<<<<< length = 12 <<<<<< flags = 0x00 <<<<<< service = "nas" <<<<<< client = 2 <<<<<< QMI: <<<<<< flags = "none" <<<<<< transaction = 15 <<<<<< tlv_length = 0 <<<<<< message = "Get Signal Strength" (0x0020) ModemManager[3685]: [/dev/cdc-wdm0] received message... <<<<<< RAW: <<<<<< length = 25 <<<<<< data = 01:18:00:80:03:02:02:0F:00:20:00:0C:00:02:04:00:00:00:00:00:01:02:00:C1:08 ModemManager[3685]: [/dev/cdc-wdm0] received generic response (translated)... <<<<<< QMUX: <<<<<< length = 24 <<<<<< flags = 0x80 <<<<<< service = "nas" <<<<<< client = 2 <<<<<< QMI: <<<<<< flags = "response" <<<<<< transaction = 15 <<<<<< tlv_length = 12 <<<<<< message = "Get Signal Strength" (0x0020) <<<<<< TLV: <<<<<< type = "Result" (0x02) <<<<<< length = 4 <<<<<< value = 00:00:00:00 <<<<<< translated = SUCCESS <<<<<< TLV: <<<<<< type = "Signal Strength" (0x01) <<<<<< length = 2 <<<<<< value = C1:08 <<<<<< translated = [ strength = '-63' radio_interface = 'lte' ] ModemManager[3685]: <debug> [1532526604.244929] [mm-broadband-modem-qmi.c:2841] signal_strength_get_quality_and_access_tech(): Signal strength (lte): -63 dBm ModemManager[3685]: <debug> [1532526604.244959] [mm-broadband-modem-qmi.c:2874] signal_strength_get_quality_and_access_tech(): Signal strength: -63 dBm --> 81% ModemManager[3685]: <debug> [1532526604.245052] [mm-iface-modem.c:1206] update_signal_quality(): Modem /org/freedesktop/ModemManager1/Modem/1: signal quality updated (81) Best Regards</div> <div>Oskar </div> </div> </div> </body> </html>