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IND.T Classification: External<br>
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<b>From:</b> Giacinto Cifelli <gciofono@gmail.com></div>
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<b>Sent:</b> Tuesday, 4 March 2025 8:38 PM</div>
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<b><br>
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> if i remember correctly, the PLS63/83 has 2 enumerations, one is wwan</div>
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> the other one is qmi.<br>
> You should check how is your module enumerating with the command AT^SSRVSET.<br>
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check this command options on the ATC guide.<br>
As-is for sure it will return an error.<br>
You need something like AT^SSRVSET="cursrvset", or AT^SSRVSET?, ... I<br>
don't remember exactly.<br>
<br>
Also, you can check the presence of /dev/cdc-wdm* and lsusb -t for<br>
which drivers are used.<br>
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for the device naming, glad that you found by yourself, it has nothing<br>
to do with MM, and in general doesn't matter, either.<br>
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<div class="elementToProof" style="font-size: 11pt; color: rgb(0, 0, 0);">Hi Giacinto.</div>
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<div class="elementToProof" style="font-size: 11pt; color: rgb(0, 0, 0);">I have resolve this issue thanks to your help 🙏</div>
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<div class="elementToProof" style="font-size: 11pt; color: rgb(0, 0, 0);">SerNum Parameter Description - USB Service Set Number</div>
<div class="elementToProof" style="font-size: 11pt; color: rgb(0, 0, 0);">1 (D) CDC4 (USB4) enumerates as ECM devices. All USB devices of the UE enumerate with PID 0x0069.</div>
<div class="elementToProof" style="font-size: 11pt; color: rgb(0, 0, 0);">11 CDC4 (USB4) enumerates as specific WWAN device. All USB devices of the UE enumerate with PID 0x006F.</div>
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<div class="elementToProof" style="font-size: 11pt; color: rgb(0, 0, 0);">Setting SetNum to 11 worked for me.</div>
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AT^SSRVSET="actSrvSet",11</div>
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USB driver is now <b>qmi_wan </b>instead of <b>cdc_ether</b>.</div>
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<b>/dev/cdc-wdm0</b> is now present 🙂</div>
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ModemManger can detect the modem and I can connect to the Internet 🙂</div>
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# lsusb</div>
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Bus 001 Device 004: ID 1e2d:006f <b>Gemalto M2M GmbH PLSx3</b></div>
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# lsusb -t</div>
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/: Bus 001.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/8p, 480M</div>
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|__ Port 002: Dev 004, If 8, Class=Vendor Specific Class, <b>Driver=qmi_wwan</b>, 480M</div>
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# ls -l /dev/cdc*</div>
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crw------- 1 root root 180, 0 Mar 5 08:18 /dev/cdc-wdm0</div>
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# mmcli -L</div>
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/org/freedesktop/ModemManager1/Modem/0 [QUALCOMM INCORPORATED] 0</div>
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# mmcli -m 0</div>
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General | path: /org/freedesktop/ModemManager1/Modem/0</div>
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| device id: c38af5b873e196135a88038b9befbdd6586aa400</div>
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Hardware | manufacturer: QUALCOMM INCORPORATED</div>
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| model: 0</div>
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| firmware revision: MPSS.JO.2.0.2.c1.1-00149-9607_GENNS_PACK-1.46706.2.53108.3 1 [Dec 15 2023 06:00:00]</div>
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| h/w revision: 10000</div>
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| supported: gsm-umts, lte</div>
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| current: gsm-umts, lte</div>
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| equipment id: 350588282505965</div>
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System | device: /sys/devices/pci0000:00/0000:00:0c.0/usb1/1-2</div>
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| physdev: /sys/devices/pci0000:00/0000:00:0c.0/usb1/1-2</div>
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| drivers: cdc_acm, qmi_wwan</div>
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| plugin: <b>cinterion</b></div>
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| primary port: <b>cdc-wdm0</b></div>
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| ports: cdc-wdm0 (qmi), ttyACM0 (at), ttyACM1 (at), ttyACM2 (at),</div>
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| <b>wwp0s12u2i8 (net)</b></div>
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Status | lock: sim-pin2</div>
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| unlock retries: sim-pin (3), sim-puk (10), sim-pin2 (3), sim-puk2 (10)</div>
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| state: <b>connected</b></div>
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| power state: on</div>
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| access tech: lte</div>
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| signal quality: 100% (recent)</div>
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# ifconfig</div>
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<b>wwp0s12u2i8</b>: flags=4305<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST> mtu 1500</div>
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<b>inet 10.255.0.29 </b> netmask 255.255.255.252 destination 10.255.0.29</div>
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unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 txqueuelen 1000 (UNSPEC)</div>
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RX packets 0 bytes 0 (0.0 B)</div>
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RX errors 0 dropped 0 overruns 0 frame 0</div>
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TX packets 0 bytes 0 (0.0 B)</div>
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TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0</div>
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