<div dir="auto"><span style="font-size:12.8px">(Forgot to hit reply all for the mailing list) Thanks Mark, I wasn't aware of the initial bearer option. I tried changing per your suggestion and it didn't work. I replaced broadband with our custom apn instead and that worked.</span></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Oct 19, 2023, 9:12 PM Mark Deneen <<a href="mailto:mdeneen@gmail.com">mdeneen@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="auto">Hey Fernando,<div dir="auto"><br></div><div dir="auto">Try changing your initial bearer to "broadband" instead of nxtgenphone. I'm pretty sure that nxtgenphone stopped working with the 3g sunset, but your module still has it baked into the firmware. </div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Oct 19, 2023, 16:52 Fernando B <<a href="mailto:fredz0003@gmail.com" target="_blank" rel="noreferrer">fredz0003@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_default" style="font-size:small">Good day,</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">Looking for some guidance on how to troubleshoot this, I have a Debian 11 with LE910C4-NF which we use with two hardware sim slots, so the active slot is always on slot 1 as far as mmcli is concerned. This vendor provides a cli to switch slots. I can switch to slot 2 for verizon and make a connection just fine with modemmanager. However on slot 1 with att, it just timeout. Even if I do verbose there isn't much information to go on. The strength shows 75%.</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">I have an enterprise booster antenna, so I should be able to connect. On Debian 9 with a Sierra modem with qmi I can connect with att with <br><div style="color:rgb(197,194,214);background-color:rgb(41,38,64);font-family:Menlo,Monaco,"Courier New",monospace;font-weight:normal;font-size:14px;line-height:21px;white-space:pre-wrap"><div><span style="color:rgb(228,183,129)">sudo mmcli -m 0 --simple-connect='apn=our.custom.apn,ip-type=ipv4v6'</span></div></div></div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">moxa@hostname:~$ mmcli -m 10<br> ----------------------------------<br> General | path: /org/freedesktop/ModemManager1/Modem/10<br> | device id: a411abc5574ab456d4cd12c8decfcb87819a4b37<br> ----------------------------------<br> Hardware | manufacturer: Telit<br> | model: LE910C4-NF<br> | firmware revision: 25.20.668 1 [Mar 20 2020 12:00:00]<br> | carrier config: default<br> | h/w revision: 1.10<br> | supported: gsm-umts, lte<br> | current: gsm-umts, lte<br> | equipment id: 350344982749853<br> ----------------------------------<br> System | device: /sys/devices/platform/soc/30800000.bus/30b10000.usb/ci_hdrc.0/usb1/1-1<br> | drivers: qmi_wwan, option<br> | plugin: Moxa-Telit-LE910CX<br> | primary port: cdc-wdm0<br> | ports: cdc-wdm0 (qmi), ttyUSB4 (ignored), ttyUSB5 (gps), <br> | ttyUSB6 (at), ttyUSB7 (at), ttyUSB8 (ignored), wwan0 (net)<br> ----------------------------------<br> Status | lock: sim-pin2<br> | unlock retries: sim-pin (3), sim-puk (10), sim-pin2 (3), sim-puk2 (10)<br> | state: enabled<br> | power state: on<br> | access tech: lte<br> | signal quality: 100% (cached)<br> ----------------------------------<br> Modes | supported: allowed: 3g; preferred: none<br> | allowed: 4g; preferred: none<br> | allowed: 3g, 4g; preferred: 4g<br> | allowed: 3g, 4g; preferred: 3g<br> | current: allowed: 2g, 3g, 4g; preferred: 4g<br> ----------------------------------<br> Bands | supported: utran-4, utran-5, utran-2, eutran-2, eutran-4, eutran-5, <br> | eutran-12, eutran-13, eutran-14, eutran-66, eutran-71<br> | current: utran-4, utran-5, utran-2, eutran-2, eutran-4, eutran-5, <br> | eutran-12, eutran-13, eutran-14, eutran-66, eutran-71<br> ----------------------------------<br> IP | supported: ipv4, ipv6, ipv4v6<br> ----------------------------------<br> 3GPP | imei: 350344982749853<br> | enabled locks: fixed-dialing<br> | operator id: 310260<br> | registration: idle<br> ----------------------------------<br> 3GPP EPS | ue mode of operation: csps-2<br> | initial bearer apn: nxtgenphone<br> | initial bearer ip type: ipv4v6<br> ----------------------------------<br> SIM | primary sim path: /org/freedesktop/ModemManager1/SIM/8<br> | sim slot paths: slot 1: /org/freedesktop/ModemManager1/SIM/8 (active)<br> | slot 2: none</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">moxa@moxa-tbbbb1182802:~$ sudo mmcli -m 10 --3gpp-scan --timeout=300<br>[sudo] password for moxa: <br> ---------------------<br> 3GPP scan | networks: 311490 - 311 490 (lte, forbidden)<br> | 313100 - 313 100 (lte, available)<br> | 310260 - AT&T (lte, current)<br> | 311480 - Verizon (lte, forbidden)<br> | 310410 - AT&T (lte, available)</div><div class="gmail_default" style="font-size:small"><br></div><div class="gmail_default" style="font-size:small">Thank you,</div><div class="gmail_default" style="font-size:small">Fernando B.<br></div></div> </blockquote></div> </blockquote></div>