<html><head><meta http-equiv="Content-Type" content="text/html; charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">Hello, we are trying to get the Quectel BG96 modem to work with qmi_wwan using ModemManager and NetworkManager.</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class=""><br class=""></i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">We followed the instructions from Quectel to support the Qeuctel BG96 </i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><a href="https://www.quectel.com/UploadImage/Downlad/Quectel_WCDMA&LTE_Linux_USB_Driver_User_Guide_V1.8.pdf" class=""><i class="">https://www.quectel.com/UploadImage/Downlad/Quectel_WCDMA&LTE_Linux_USB_Driver_User_Guide_V1.8.pdf</i></a></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class=""><br class=""></i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">Linux kernel version: 4.9.88</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">ModemManager version: 1.10.0</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">NetworkManager version: 1.18</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">libqmi version: 1.22.0</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">The udev rule for ModemManager:</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">#</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ACTION!="add|change|move|bind", GOTO="mm_quectel_port_types_end"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">SUBSYSTEMS=="usb", ATTRS{idVendor}=="2c7c", GOTO="mm_quectel_port_types"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GOTO="mm_quectel_port_types_end"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">LABEL="mm_quectel_port_types"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">SUBSYSTEMS=="usb", ATTRS{bInterfaceNumber}=="?*", ENV{.MM_USBIFNUM}="$attr{bInterfaceNumber}"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""># Quectel BG96</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ATTRS{idVendor}=="2c7c", ATTRS{idProduct}=="0296", ENV{ID_MM_TTY_BAUDRATE}="115200"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ATTRS{idVendor}=="2c7c", ATTRS{idProduct}=="0296", ENV{.MM_USBIFNUM}=="00", ENV{ID_MM_PORT_TYPE_QCDM}="1"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ATTRS{idVendor}=="2c7c", ATTRS{idProduct}=="0296", ENV{.MM_USBIFNUM}=="01", ENV{ID_MM_PORT_TYPE_GPS}="1"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ATTRS{idVendor}=="2c7c", ATTRS{idProduct}=="0296", ENV{.MM_USBIFNUM}=="02", ENV{ID_MM_PORT_TYPE_AT_PRIMARY}="1"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ATTRS{idVendor}=="2c7c", ATTRS{idProduct}=="0296", ENV{.MM_USBIFNUM}=="03", ENV{ID_MM_PORT_TYPE_AT_SECONDARY}="1"</div></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">The output of ModemManager:</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""># mmcli -m 0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> General | dbus path: /org/freedesktop/ModemManager1/Modem/0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | device id: cd57e3b09272b583c826a931e0e771c502c59a3d</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> Hardware | manufacturer: QUALCOMM INCORPORATED</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | model: 0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | revision: BG96MAR02A07M1G</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | h/w revision: 10000</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | supported: gsm-umts, lte</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | current: gsm-umts, lte</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | equipment id: 862061043536548</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> System | device: /sys/devices/soc0/soc/2100000.aips-bus/2184000.usb/ci_hdrc.0/usb1/1-1</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | drivers: option1, qmi_wwan</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | plugin: Quectel</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | primary port: cdc-wdm0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | ports: ttyUSB0 (qcdm), ttyUSB1 (gps), ttyUSB2 (at),</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | cdc-wdm0 (qmi), wwan0 (net), ttyUSB3 (at)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> Status | lock: sim-pin2</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | unlock retries: sim-pin (3), sim-pin2 (3), sim-puk (10), sim-puk2 (10)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | state: connected</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | power state: on</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | access tech: gsm</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | signal quality: 71% (recent)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> Modes | supported: allowed: 2g; preferred: none</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | allowed: 4g; preferred: none</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | allowed: 2g, 4g; preferred: 4g</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | allowed: 2g, 4g; preferred: 2g</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | current: allowed: 2g, 4g; preferred: 4g</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> Bands | supported: egsm, dcs, pcs, g850, eutran-1, eutran-2, eutran-3,</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | eutran-4, eutran-5, eutran-8, eutran-12, eutran-13, eutran-17,</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | eutran-18, eutran-19, eutran-20, eutran-39</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | current: egsm, dcs, pcs, g850, eutran-1, eutran-2, eutran-3,</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | eutran-4, eutran-5, eutran-8, eutran-12, eutran-13, eutran-17,</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | eutran-18, eutran-19, eutran-20, eutran-39</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> IP | supported: ipv4, ipv6, ipv4v6</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> 3GPP | imei: 862061043536548</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | operator id: 20404</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> | registration: roaming</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> 3GPP EPS | ue mode of operation: csps-2</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> SIM | dbus path: /org/freedesktop/ModemManager1/SIM/0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> --------------------------------</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> Bearer | dbus path: /org/freedesktop/ModemManager1/Bearer/0</div></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">We added a connection to the APN via:</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""># nmcli c add \</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">> type gsm \</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">> ifname "cdc-wdm0" \</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">> apn "vf-viriciti" \</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">> gsm.number "*99***1#" \</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">> gsm.pin "0000"</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Connection 'gsm-cdc-wdm0' (87994115-cbd9-48c5-b2a3-71000180722e) successfully added.</div></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">The specifications of the connection:</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""># nmcli c show id gsm-cdc-wdm0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><a href="http://connection.id" class="">connection.id</a>: <span class="Apple-tab-span" style="white-space:pre"> </span>gsm-cdc-wdm0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.uuid: <span class="Apple-tab-span" style="white-space:pre"> </span>87994115-cbd9-48c5-b2a3-71000180722e</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.stable-id: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.type: <span class="Apple-tab-span" style="white-space:pre"> </span>gsm</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.interface-name: <span class="Apple-tab-span" style="white-space:pre"> </span>cdc-wdm0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.autoconnect: <span class="Apple-tab-span" style="white-space:pre"> </span>yes</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.autoconnect-priority: <span class="Apple-tab-span" style="white-space:pre"> </span>0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.autoconnect-retries: <span class="Apple-tab-span" style="white-space:pre"> </span>-1 (default)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.multi-connect: <span class="Apple-tab-span" style="white-space:pre"> </span>0 (default)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.auth-retries: <span class="Apple-tab-span" style="white-space:pre"> </span>-1</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.timestamp: <span class="Apple-tab-span" style="white-space:pre"> </span>1571947581</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.read-only: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.permissions: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.zone: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.master: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.slave-type: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.autoconnect-slaves: <span class="Apple-tab-span" style="white-space:pre"> </span>-1 (default)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.secondaries: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.gateway-ping-timeout: <span class="Apple-tab-span" style="white-space:pre"> </span>0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.metered: <span class="Apple-tab-span" style="white-space:pre"> </span>unknown</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.lldp: <span class="Apple-tab-span" style="white-space:pre"> </span>default</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.mdns: <span class="Apple-tab-span" style="white-space:pre"> </span>-1 (default)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">connection.llmnr: <span class="Apple-tab-span" style="white-space:pre"> </span>-1 (default)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.method: <span class="Apple-tab-span" style="white-space:pre"> </span>auto</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dns: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dns-search: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dns-options: <span class="Apple-tab-span" style="white-space:pre"> </span>""</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dns-priority: <span class="Apple-tab-span" style="white-space:pre"> </span>0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.addresses: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.gateway: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.routes: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.route-metric: <span class="Apple-tab-span" style="white-space:pre"> </span>-1</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.route-table: <span class="Apple-tab-span" style="white-space:pre"> </span>0 (unspec)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.routing-rules: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.ignore-auto-routes: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.ignore-auto-dns: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dhcp-client-id: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dhcp-timeout: <span class="Apple-tab-span" style="white-space:pre"> </span>0 (default)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dhcp-send-hostname: <span class="Apple-tab-span" style="white-space:pre"> </span>yes</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dhcp-hostname: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dhcp-fqdn: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.never-default: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.may-fail: <span class="Apple-tab-span" style="white-space:pre"> </span>yes</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv4.dad-timeout: <span class="Apple-tab-span" style="white-space:pre"> </span>-1 (default)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.method: <span class="Apple-tab-span" style="white-space:pre"> </span>auto</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.dns: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.dns-search: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.dns-options: <span class="Apple-tab-span" style="white-space:pre"> </span>""</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.dns-priority: <span class="Apple-tab-span" style="white-space:pre"> </span>0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.addresses: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.gateway: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.routes: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.route-metric: <span class="Apple-tab-span" style="white-space:pre"> </span>-1</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.route-table: <span class="Apple-tab-span" style="white-space:pre"> </span>0 (unspec)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.routing-rules: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.ignore-auto-routes: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.ignore-auto-dns: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.never-default: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.may-fail: <span class="Apple-tab-span" style="white-space:pre"> </span>yes</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.ip6-privacy: <span class="Apple-tab-span" style="white-space:pre"> </span>-1 (unknown)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.addr-gen-mode: <span class="Apple-tab-span" style="white-space:pre"> </span>stable-privacy</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.dhcp-duid: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.dhcp-send-hostname: <span class="Apple-tab-span" style="white-space:pre"> </span>yes</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.dhcp-hostname: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">ipv6.token: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.number: <span class="Apple-tab-span" style="white-space:pre"> </span>*99***1#</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.username: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.password: <span class="Apple-tab-span" style="white-space:pre"> </span><hidden></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.password-flags: <span class="Apple-tab-span" style="white-space:pre"> </span>0 (none)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.apn: <span class="Apple-tab-span" style="white-space:pre"> </span>vf-viriciti</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.network-id: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.pin: <span class="Apple-tab-span" style="white-space:pre"> </span><hidden></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.pin-flags: <span class="Apple-tab-span" style="white-space:pre"> </span>0 (none)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.home-only: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.device-id: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.sim-id: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.sim-operator-id: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">gsm.mtu: <span class="Apple-tab-span" style="white-space:pre"> </span>auto</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">proxy.method: <span class="Apple-tab-span" style="white-space:pre"> </span>none</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">proxy.browser-only: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">proxy.pac-url: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">proxy.pac-script: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.NAME: <span class="Apple-tab-span" style="white-space:pre"> </span>gsm-cdc-wdm0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.UUID: <span class="Apple-tab-span" style="white-space:pre"> </span>87994115-cbd9-48c5-b2a3-71000180722e</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.DEVICES: <span class="Apple-tab-span" style="white-space:pre"> </span>cdc-wdm0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.STATE: <span class="Apple-tab-span" style="white-space:pre"> </span>activated</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.DEFAULT: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.DEFAULT6: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.SPEC-OBJECT: --</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.VPN: <span class="Apple-tab-span" style="white-space:pre"> </span>no</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.DBUS-PATH: <span class="Apple-tab-span" style="white-space:pre"> </span>/org/freedesktop/NetworkManager/ActiveConnection/6</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.CON-PATH: <span class="Apple-tab-span" style="white-space:pre"> </span>/org/freedesktop/NetworkManager/Settings/5</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.ZONE: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">GENERAL.MASTER-PATH: --</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">IP4.ADDRESS[1]: <span class="Apple-tab-span" style="white-space:pre"> </span>10.141.0.108/29</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">IP4.GATEWAY: <span class="Apple-tab-span" style="white-space:pre"> </span>10.141.0.109</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">IP4.ROUTE[1]: <span class="Apple-tab-span" style="white-space:pre"> </span>dst = 10.141.0.104/29, nh = 0.0.0.0, mt = 700</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">IP4.ROUTE[2]: <span class="Apple-tab-span" style="white-space:pre"> </span>dst = 0.0.0.0/0, nh = 10.141.0.109, mt = 700</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">IP4.DNS[1]: <span class="Apple-tab-span" style="white-space:pre"> </span>10.1.2.199</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">IP4.DNS[2]: <span class="Apple-tab-span" style="white-space:pre"> </span>10.1.2.200</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">IP6.GATEWAY: <span class="Apple-tab-span" style="white-space:pre"> </span>--</div></div></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">After the connection becomes active, the wwan0 interface comes up and we get an IP from the gateway.</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""># ifconfig</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">wwan0: flags=4305<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST> mtu 1500</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> inet 10.141.0.108 netmask 255.255.255.248 destination 10.141.0.108</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 txqueuelen 1000 (UNSPEC)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> RX packets 0 bytes 0 (0.0 B)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> RX errors 0 dropped 0 overruns 0 frame 0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> TX packets 8 bytes 397 (397.0 B)</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""> TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0</div></div></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">But this is where it ends. We can only receive data but we cannot transmit data. We have tried TCP, UDP and ICMP packets.</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">While pinging our device, the host PC outputs:</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""># ping 10.141.0.108</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">PING 10.141.0.108 (10.141.0.108): 56 data bytes</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Request timeout for icmp_seq 0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Request timeout for icmp_seq 1</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Request timeout for icmp_seq 2</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Request timeout for icmp_seq 3</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><i class="">The device itself, outputs:</i></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">#tcpdump -vi wwan0</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">tcpdump: listening on wwan0, link-type RAW (Raw IP), capture size 262144 bytes</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">20:37:42.756650 IP (tos 0x0, ttl 251, id 19993, offset 0, flags [none], proto ICMP (1), length 84) 10.1.0.41 > 10.141.0.108: ICMP echo request, id 62574, seq 0, length 64</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">20:37:42.797093 IP (tos 0x0, ttl 251, id 14636, offset 0, flags [none], proto ICMP (1), length 84) 10.1.0.41 > 10.141.0.108: ICMP echo request, id 62574, seq 1, length 64</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">20:37:42.797103 IP (tos 0x0, ttl 251, id 64676, offset 0, flags [none], proto ICMP (1), length 84) 10.1.0.41 > 10.141.0.108: ICMP echo request, id 62574, seq 2, length 64</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">20:37:43.517041 IP (tos 0x0, ttl 251, id 23802, offset 0, flags [none], proto ICMP (1), length 84) 10.1.0.41 > 10.141.0.108: ICMP echo request, id 62574, seq 3, length 64</div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""></div><div dir="auto" style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><div class=""> <div style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; text-decoration: none;">Geert<br class=""><br class=""></div> </div> </div> </div></div></div></div></div></div></div></div></div></body></html>