<div dir="ltr">Just to follow up with the latest info, I have upgraded the Telit LE910 firmware and experience the same problem registering.<div><br></div><div>It loops permanently:</div><div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">ModemManager[802]: <debug> Running registration checks (CS: 'yes', PS: 'yes', EPS: 'no')</div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><Bunch of QMI messages></div><div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">ModemManager[802]: <debug> Processing 3GPP info...</div><div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px">ModemManager[802]: <debug> Modem not yet registered in a 3GPP network... will recheck soon</span></font></div></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">but never registers. The full syslog after a --3gpp-register-home is here: <a href="https://pastebin.com/94XrHFFk">https://pastebin.com/94XrHFFk</a></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">The strange thing is --3gpp-scan *does* say that my network EE is 'current':</div><div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">sudo mmcli -m 0 --3gpp-scan</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px"><br></div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">Found 9 networks:</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">23420 - 3 UK (umts, forbidden)</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">23415 - voda UK (umts, forbidden)</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">23410 - O2 - UK (umts, forbidden)</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">23410 - O2 - UK (gsm, forbidden)</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">23415 - voda UK (gsm, forbidden)</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">23415 - voda UK (lte, forbidden)</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">23410 - O2 - UK (lte, forbidden)</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">23430 - EE (gsm, current)</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px">23430 - EE (umts, available)</div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px"><br></div><div style="font-family:"Helvetica Neue",Arial,sans;font-size:16px"><br></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">What does 'current' mean if ModemManager is reporting '3GPP registration check timed out'</div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">I've seen -3gpp-scan say 'current' on both gsm and umts for EE.</div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">Thanks,</div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">Kelvin.</div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px">PS - mmcli -m 0 returns:</div><div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px">sudo mmcli -m 0</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"><br></span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px">/org/freedesktop/ModemManager1/Modem/0 (device id 'a88214dfef6f57be536d1906c7e1608a70ce7b64')</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> Hardware | manufacturer: 'QUALCOMM INCORPORATED'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | model: 'LE910-EUG'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | revision: '17.01.522 1 [Oct 16 2014 07:00:00]'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | supported: 'gsm-umts</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | lte</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | gsm-umts, lte'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | current: 'gsm-umts, lte'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | equipment id: '359852053548609'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> System | device: '/sys/devices/f9400000.ssusb/f9400000.dwc3/xhci-hcd.0.auto/usb1/1-2/1-2.1'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | drivers: 'option1, qmi_wwan'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | plugin: 'Generic'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | primary port: 'cdc-wdm0'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | ports: 'ttyUSB0 (qcdm), ttyUSB2 (at), cdc-wdm0 (qmi), wwan0 (net)'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> Numbers | own : '07495258375'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> Status | lock: 'sim-pin2'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | unlock retries: 'sim-pin (3), sim-pin2 (3), sim-puk (10), sim-puk2 (10)'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | state: 'searching'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | power state: 'on'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | access tech: 'unknown'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | signal quality: '0' (cached)</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> Modes | supported: 'allowed: 2g, 3g, 4g; preferred: none'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | current: 'allowed: 2g, 3g, 4g; preferred: none'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> Bands | supported: 'dcs, egsm, u2100, u800, u850, u900, eutran-iii, eutran-vii, eutran-xx'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | current: 'dcs, egsm, u2100, u800, u850, u900, eutran-iii, eutran-vii, eutran-xx'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> IP | supported: 'ipv4, ipv6, ipv4v6'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> 3GPP | imei: '359852053548609'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | enabled locks: 'none'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | operator id: 'unknown'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | operator name: 'unknown'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | subscription: 'unknown'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> | registration: 'idle'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> SIM | path: '/org/freedesktop/ModemManager1/SIM/0'</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"><br></span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> -------------------------</span></font></div><div><font face="gotham, helvetica, arial, sans-serif"><span style="font-size:14px"> Bearers | paths: 'none'</span></font></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div></div></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"><br></div></div><div style="font-family:gotham,helvetica,arial,sans-serif;font-size:14px"></div></div></div><div class="gmail_extra"><br><div class="gmail_quote">On 19 July 2017 at 13:51, Kelvin <span dir="ltr"><<a href="mailto:kiboshed@gmail.com" target="_blank">kiboshed@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi<div><br><div class="gmail_extra"><div class="gmail_quote"><span class=""><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> According to logs shared by Kelvin, the modem seems to be properly replying</blockquote><div><br></div></span><div>Thanks, yes QMI commands seem to be working now but it fails to register on a network.</div><div><br></div><div>I've tried a SIM card for a different network provider now (EE) and the scan response is:</div><div><br></div><div><div>Jul 19 12:42:44 linaro-gnome ModemManager[802]: <debug> Running registration checks (CS: 'yes', PS: 'yes', EPS: 'no')</div><div>Jul 19 12:42:44 linaro-gnome ModemManager[802]: [/dev/cdc-wdm0] Sent message...#012<<<<<< RAW:#012<<<<<< length = 13#012<<<<<< data = 01:0C:00:00:03:02:00:36:00:24:<wbr>00:00:00</div><div>Jul 19 12:42:44 linaro-gnome ModemManager[802]: [/dev/cdc-wdm0] Sent message (translated)...#012<<<<<< QMUX:#012<<<<<< length = 12#012<<<<<< flags = 0x00#012<<<<<< service = "nas"#012<<<<<< client = 2#012<<<<<< QMI:#012<<<<<< flags = "none"#012<<<<<< transaction = 54#012<<<<<< tlv_length = 0#012<<<<<< message = "Get Serving System" (0x0024)</div><div>Jul 19 12:42:44 linaro-gnome ModemManager[802]: [/dev/cdc-wdm0] Received message...#012>>>>>> RAW:#012>>>>>> length = 76#012>>>>>> data = 01:4B:00:80:03:02:02:36:00:24:<wbr>00:3F:00:02:04:00:00:00:00:00:<wbr>28:01:00:00:27:05:00:EA:00:1E:<wbr>00:00:26:02:00:89:01:21:05:00:<wbr>01:01:00:01:00:15:03:00:01:05:<wbr>01:12:05:00:EA:00:1E:00:00:11:<wbr>01:00:00:10:01:00:01:01:06:00:<wbr>02:02:02:02:01:05</div><div>Jul 19 12:42:44 linaro-gnome ModemManager[802]: [/dev/cdc-wdm0] Received message (translated)...#012>>>>>> QMUX:#012>>>>>> length = 75#012>>>>>> flags = 0x80#012>>>>>> service = "nas"#012>>>>>> client = 2#012>>>>>> QMI:#012>>>>>> flags = "response"#012>>>>>> transaction = 54#012>>>>>> tlv_length = 63#012>>>>>> message = "Get Serving System" (0x0024)#012>>>>>> TLV:#012>>>>>> type = "Result" (0x02)#012>>>>>> length = 4#012>>>>>> value = 00:00:00:00#012>>>>>> translated = SUCCESS#012>>>>>> TLV:#012>>>>>> type = 0x28#012>>>>>> length = 1#012>>>>>> value = 00#012>>>>>> TLV:#012>>>>>> type = "MNC PCS Digit Include Status" (0x27)#012>>>>>> length = 5#012>>>>>> value = EA:00:1E:00:00#012>>>>>> translated = [ mcc = '234' mnc = '30' includes_pcs_digit = 'no' ]#012>>>>>> TLV:#012>>>>>> type = "UMTS Primary Scrambling Code" (0x26)#012>>>>>> length = 2#012>>>>>> value = 89:01#012>>>>>> translated = 393#012>>>>>> TLV:#012>>>>>> type = "Detailed Service Status" (0x21)#012>>>>>> length = 5#012>>>>>> value = 01:01:00:01:00#012>>>>>> translated = [ status = 'limited' capability = 'cs' hdr_status = 'none' hdr_hybrid = 'yes' forbidden = 'no' ]#012>>>>>> TLV:#012>>>>>> type = "Roaming Indicator List" (0x15)#012>>>>>> length = 3#012>>>>>> value = 01:05:01#012>>>>>> translated = { [0] = '[ radio_interface = 'umts' roaming_indicator = 'off' ] '}#012>>>>>> TLV:#012>>>>>> type = "Current PLMN" (0x12)#012>>>>>> length = 5#012>>>>>> value = EA:00:1E:00:00#012>>>>>> translated = [ mcc = '234' mnc = '30' description = '' ]#012>>>>>> TLV:#012>>>>>> type = "Data Service Capability" (0x11)#012>>>>>> length = 1#012>>>>>> value = 00#012>>>>>> translated = {}#012>>>>>> TLV:#012>>>>>> type = "Roaming Indicator" (0x10)#012>>>>>> length = 1#012>>>>>> value = 01#012>>>>>> translated = off#012>>>>>> TLV:#012>>>>>> type = "Serving System" (0x01)#012>>>>>> length = 6#012>>>>>> value = 02:02:02:02:01:05#012>>>>>> translated = [ registration_state = 'not-registered-searching' cs_attach_state = 'detached' ps_attach_state = 'detached' selected_network = '3gpp' radio_interfaces = '{ [0] = 'umts '}' ]</div><div>Jul 19 12:42:44 linaro-gnome ModemManager[802]: <debug> Processing 3GPP info...</div><div>Jul 19 12:42:44 linaro-gnome ModemManager[802]: <debug> Modem not yet registered in a 3GPP network... will recheck soon</div></div><div><br></div><div><br></div><div>The --3gpp-scan is a bit different with this SIM card / network, it shows 'current' for the correct network (EE) and forbidden for the others:</div><div><br></div><div><div>linaro@linaro-gnome:~$ sudo mmcli -m 0 --3gpp-scan --timeout=300</div><div><br></div><div>Found 7 networks:</div><div>23410 - O2 - UK (lte, forbidden)</div><div>23415 - voda UK (lte, forbidden)</div><div>23420 - 3 UK (umts, forbidden)</div><div>23410 - O2 - UK (umts, forbidden)</div><div>23415 - voda UK (gsm, forbidden)</div><div>23415 - voda UK (umts, forbidden)</div><div>23430 - EE (umts, current)</div></div><div><br></div><div><br></div><div>The SIM card / network I was using earlier looked like this while scanning:</div></div><br></div></div><div class="gmail_extra"><span class=""><div class="gmail_extra" style="font-size:12.8px">Jul 19 10:07:48 linaro-gnome ModemManager[3663]: <debug> [1500458868.901761] [mm-iface-modem-3gpp.c:761] mm_iface_modem_3gpp_run_regist<wbr>ration_checks(): Running registration checks (CS: 'yes', PS: 'yes', EPS: 'no')</div><div class="gmail_extra" style="font-size:12.8px">Jul 19 10:07:48 linaro-gnome ModemManager[3663]: [/dev/cdc-wdm0] Sent message...#012<<<<<< RAW:#012<<<<<< length = 13#012<<<<<< data = 01:0C:00:00:03:02:00:2F:00:24:<wbr>00:00:00</div><div class="gmail_extra" style="font-size:12.8px">Jul 19 10:07:48 linaro-gnome ModemManager[3663]: [/dev/cdc-wdm0] Sent message (translated)...#012<<<<<< QMUX:#012<<<<<< length = 12#012<<<<<< flags = 0x00#012<<<<<< service = "nas"#012<<<<<< client = 2#012<<<<<< QMI:#012<<<<<< flags = "none"#012<<<<<< transaction = 47#012<<<<<< tlv_length = 0#012<<<<<< message = "Get Serving System" (0x0024)</div><div class="gmail_extra" style="font-size:12.8px">Jul 19 10:07:48 linaro-gnome ModemManager[3663]: [/dev/cdc-wdm0] Received message...#012>>>>>> RAW:#012>>>>>> length = 41#012>>>>>> data = 01:28:00:80:03:02:02:2F:00:24:<wbr>00:1C:00:02:04:00:00:00:00:00:<wbr>21:05:00:00:01:00:01:00:11:01:<wbr>00:00:01:06:00:02:02:02:00:01:<wbr>00</div><div class="gmail_extra" style="font-size:12.8px">Jul 19 10:07:48 linaro-gnome ModemManager[3663]: [/dev/cdc-wdm0] Received message (translated)...#012>>>>>> QMUX:#012>>>>>> length = 40#012>>>>>> flags = 0x80#012>>>>>> service = "nas"#012>>>>>> client = 2#012>>>>>> QMI:#012>>>>>> flags = "response"#012>>>>>> transaction = 47#012>>>>>> tlv_length = 28#012>>>>>> message = "Get Serving System" (0x0024)#012>>>>>> TLV:#012>>>>>> type = "Result" (0x02)#012>>>>>> length = 4#012>>>>>> value = 00:00:00:00#012>>>>>> translated = SUCCESS#012>>>>>> TLV:#012>>>>>> type = "Detailed Service Status" (0x21)#012>>>>>> length = 5#012>>>>>> value = 00:01:00:01:00#012>>>>>> translated = [ status = 'none' capability = 'cs' hdr_status = 'none' hdr_hybrid = 'yes' forbidden = 'no' ]#012>>>>>> TLV:#012>>>>>> type = "Data Service Capability" (0x11)#012>>>>>> length = 1#012>>>>>> value = 00#012>>>>>> translated = {}#012>>>>>> TLV:#012>>>>>> type = "Serving System" (0x01)#012>>>>>> length = 6#012>>>>>> value = 02:02:02:00:01:00#012>>>>>> translated = [ registration_state = 'not-registered-searching' cs_attach_state = 'detached' ps_attach_state = 'detached' selected_network = 'unknown' radio_interfaces = '{ [0] = 'none '}' ]</div><div class="gmail_extra" style="font-size:12.8px">Jul 19 10:07:48 linaro-gnome ModemManager[3663]: <debug> [1500458868.926057] [mm-broadband-modem-qmi.c:4611<wbr>] common_process_serving_system_<wbr>3gpp(): No 3GPP info given...</div></span><div class="gmail_extra" style="font-size:12.8px">Jul 19 10:07:48 linaro-gnome ModemManager[3663]: <debug> [1500458868.927312] [mm-iface-modem-3gpp.c:297] run_registration_checks_ready(<wbr>): Modem not yet registered in a 3GPP network... will recheck soon</div><div class="gmail_extra" style="font-size:12.8px"><br></div><div class="gmail_extra" style="font-size:12.8px">And --3gpp-scan on that card showed 'available' for all networks.</div><div class="gmail_extra" style="font-size:12.8px"><br></div><div class="gmail_extra" style="font-size:12.8px">Thanks for any hints,</div><div class="gmail_extra" style="font-size:12.8px">Kelvin.</div></div></div> </blockquote></div><br></div>