<div dir="ltr"><div>Hi, I am really new to this subject and just want to get MC7455 connected to cellular network and getting an IP address but I haven't been able I have tried several things without total success.Specially, when I use qmicli I always get service: CID allocation failed in the CTL client: Transaction timed out. No matter what options I try (I don't fully understand what each of them does, just try to follow tutorials) ModemManager is not running ico1@ico1:~$ sudo systemctl status NetworkManager ModemManager ● NetworkManager.service - Network Manager Loaded: loaded (/lib/systemd/system/NetworkManager.service; disabled; vendor preset: enabled) Active: inactive (dead) Docs: man:NetworkManager(8) abr 20 11:41:43 ico1 systemd[1]: Network Manager is not active. abr 20 12:06:57 ico1 systemd[1]: Stopped Network Manager. ● ModemManager.service - Modem Manager Loaded: loaded (/lib/systemd/system/ModemManager.service; disabled; vendor preset: enabled) Active: inactive (dead) abr 20 12:06:57 ico1 systemd[1]: Stopped Modem Manager. ico1@ico1:~$ mmcli -m 0 error: couldn't find the ModemManager process in the bus Sierra PID/VID ico1@ico1:~$ lsusb Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 003: ID 1199:9071 Sierra Wireless, Inc. Bus 001 Device 002: ID 0930:6545 Toshiba Corp. Kingston DataTraveler 102/2.0 / HEMA Flash Drive 2 GB / PNY Attache 4GB Stick Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub QMI Drivers ico1@ico1:~$ lsmod | grep qmi qmi_wwan 24576 0 cdc_wdm 20480 1 qmi_wwan usbnet 45056 1 qmi_wwan DEV MAPPING: cdc-dwm0, cdc dwm1, ttyUSB0, ttyUSB1, ttyUSB2 ico1@ico1:~$ ls /dev/ autofs dri i2c-4 loop7 ptmx snd tty19 tty33 tty48 tty62 ttyS18 ttyS4 vcs3 block drm_dp_aux0 i2c-5 loop-control ptp0 stderr tty2 tty34 tty49 tty63 ttyS19 ttyS5 vcs4 bsg drm_dp_aux1 ico1-vg mapper ptp1 stdin tty20 tty35 tty5 tty7 ttyS2 ttyS6 vcs5 btrfs-control drm_dp_aux2 initctl mcelog pts stdout tty21 tty36 tty50 tty8 ttyS20 ttyS7 vcs6 bus ecryptfs input mem random tty tty22 tty37 tty51 tty9 ttyS21 ttyS8 vcsa cdc-wdm0 fb0 kmsg memory_bandwidth rfkill tty0 tty23 tty38 tty52 ttyprintk ttyS22 ttyS9 vcsa1 cdc-wdm1 fd kvm mqueue rtc tty1 tty24 tty39 tty53 ttyS0 ttyS23 ttyUSB0 vcsa2 char full lightnvm net rtc0 tty10 tty25 tty4 tty54 ttyS1 ttyS24 ttyUSB1 vcsa3 console fuse log network_latency sda tty11 tty26 tty40 tty55 ttyS10 ttyS25 ttyUSB2 vcsa4 core hpet loop0 network_throughput sda1 tty12 tty27 tty41 tty56 ttyS11 ttyS26 uhid vcsa5 cpu hugepages loop1 null sda2 tty13 tty28 tty42 tty57 ttyS12 ttyS27 uinput vcsa6 cpu_dma_latency hwrng loop2 port sda3 tty14 tty29 tty43 tty58 ttyS13 ttyS28 urandom vfio cuse i2c-0 loop3 ppp serial tty15 tty3 tty44 tty59 ttyS14 ttyS29 userio vga_arbiter disk i2c-1 loop4 pps0 sg0 tty16 tty30 tty45 tty6 ttyS15 ttyS3 vcs vhci dm-0 i2c-2 loop5 pps1 shm tty17 tty31 tty46 tty60 ttyS16 ttyS30 vcs1 vhost-net dm-1 i2c-3 loop6 psaux snapshot tty18 tty32 tty47 tty61 ttyS17 ttyS31 vcs2 zero Trying some qmicli commands ico1@ico1:~$ sudo qmicli -d /dev/cdc-wdm0 --wda-get-data-format -v [20 abr 2018, 12:13:35] [Debug] [/dev/cdc-wdm0] Opening device with flags 'auto'... [20 abr 2018, 12:13:35] [Debug] [/dev/cdc-wdm0] loaded driver of cdc-wdm port: qmi_wwan [20 abr 2018, 12:13:35] [Debug] [/dev/cdc-wdm0] automatically selecting QMI mode [20 abr 2018, 12:13:35] [Debug] QMI Device at '/dev/cdc-wdm0' ready [20 abr 2018, 12:13:35] [Debug] [/dev/cdc-wdm0] Assuming service 'wda' is supported... [20 abr 2018, 12:13:35] [Debug] [/dev/cdc-wdm0] Allocating new client ID... [20 abr 2018, 12:13:35] [Debug] [/dev/cdc-wdm0] sent message... <<<<<< RAW: <<<<<< length = 16 <<<<<< data = 01:0F:00:00:00:00:00:01:22:00:04:00:01:01:00:1A [20 abr 2018, 12:13:35] [Debug] [/dev/cdc-wdm0] sent generic request (translated)... <<<<<< QMUX: <<<<<< length = 15 <<<<<< flags = 0x00 <<<<<< service = "ctl" <<<<<< client = 0 <<<<<< QMI: <<<<<< flags = "none" <<<<<< transaction = 1 <<<<<< tlv_length = 4 <<<<<< message = "Allocate CID" (0x0022) <<<<<< TLV: <<<<<< type = "Service" (0x01) <<<<<< length = 1 <<<<<< value = 1A <<<<<< translated = wda error: couldn't create client for the 'wda' service: CID allocation failed in the CTL client: Transaction timed out </div><div> Using qmi-network ico1@ico1:~$ sudo qmi-network /dev/cdc-wdm0 start Loading profile at /etc/qmi-network.conf... APN: <a href="http://internet.comcel.com.co">internet.comcel.com.co</a> APN user: comcelweb APN password: unset qmi-proxy: no Checking data format with 'qmicli -d /dev/cdc-wdm0 --wda-get-data-format '... error: couldn't create client for the 'wda' service: CID allocation failed in the CTL client: Transaction timed out Device link layer protocol not retrieved: WDA unsupported Starting network with 'qmicli -d /dev/cdc-wdm0 --wds-start-network=apn='<a href="http://internet.comcel.com.co">internet.comcel.com.co</a>',username='comcelweb' --client-no-release-cid '... error: couldn't create client for the 'wds' service: CID allocation failed in the CTL client: Transaction timed out error: network start failed, client not allocated ico1@ico1:~$ </div><div>When I use mmcli, I get some some progress ico1@ico1:~$ mmcli -m 0 /org/freedesktop/ModemManager1/Modem/0 (device id '088330464913ba8d7e3f35532c191e7828492142') ------------------------- Hardware | manufacturer: 'Sierra Wireless, Incorporated' | model: 'MC7455' | revision: 'SWI9X30C_02.24.03.00 r6978 CARMD-EV-FRMWR2 2017/03/02 13:36:45' | supported: 'gsm-umts, lte' | current: 'gsm-umts, lte' | equipment id: '359072060687569' ------------------------- System | device: '/sys/devices/pci0000:00/0000:00:15.0/usb1/1-4' | drivers: 'qcserial, qmi_wwan' | plugin: 'Sierra' | primary port: 'ttyUSB2' | ports: 'wwp0s21f0u4i8 (net), wwp0s21f0u4i10 (net), ttyUSB2 (at), ttyUSB0 (qcdm)' ------------------------- Numbers | own : 'unknown' ------------------------- Status | lock: 'none' | unlock retries: 'unknown' | state: 'registered' | power state: 'on' | access tech: 'umts' | signal quality: '60' (recent) ------------------------- Modes | supported: 'allowed: 2g, 3g, 4g; preferred: none' | current: 'allowed: 2g, 3g, 4g; preferred: none' ------------------------- Bands | supported: 'unknown' | current: 'unknown' ------------------------- IP | supported: 'ipv4, ipv6, ipv4v6' ------------------------- 3GPP | imei: 'XXXXXXXXXXX' | enabled locks: 'none' | operator id: '732101' | operator name: '00430 00430' | subscription: 'unknown' | registration: 'home' ------------------------- SIM | path: '/org/freedesktop/ModemManager1/SIM/0' ------------------------- Bearers | paths: 'none' </div><div><div>ico1@ico1:~$ sudo mmcli -m 0 --simple-connect="apn=<a href="http://internet.comcel.com.co">internet.comcel.com.co</a>,user=COMCELWEB,ip-type=ipv4,allowed-auth=pap,password=comcelweb" successfully connected the modem ico1@ico1:~$ mmcli -b 0 Bearer '/org/freedesktop/ModemManager1/Bearer/0' ------------------------- Status | connected: 'yes' | suspended: 'no' | interface: 'ttyUSB2' | IP timeout: '20' ------------------------- Properties | apn: '<a href="http://internet.comcel.com.co">internet.comcel.com.co</a>' | roaming: 'allowed' | IP type: 'ipv4' | user: 'COMCELWEB' | password: 'comcelweb' | number: 'none' | Rm protocol: 'unknown' ------------------------- IPv4 configuration | method: 'ppp' | address: 'unknown' | prefix: '0' | gateway: 'unknown' | DNS: none ------------------------- IPv6 configuration | method: 'unknown' ------------------------- Stats | Duration: '0' | Bytes received: 'N/A' | Bytes transmitted: 'N/A' </div><div>But I dont see any IP address. What am I missing or doing wrong? </div><div>Thanks in advance </div></div></div> <img src="http://0c595a64-a-57bd039f-s-sites.googlegroups.com/a/udea.edu.co/repositorio-logos/home/firma/firma-udea.jpg"> <table style="margin:0px;color:rgb(97,97,97);font-size:14px;line-height:21px;background-color:rgb(255,255,255);font-family:'Times New Roman'"><tbody><tr><td style="vertical-align:top;font-size:small;line-height:13px;font-family:arial;min-height:78px;width:458px;height:91px">"La información aquí contenida es para uso exclusivo de la persona o entidad de destino. Está estrictamente prohibida su utilización, copia, descarga, distribución, modificación y/o reproducción total o parcial, sin el permiso expreso de Universidad de Antioquia, pues su contenido puede ser de carácter confidencial y/o contener material privilegiado. Si usted recibió esta información por error, por favor contacte en forma inmediata a quien la envió y borre este material de su computador. Universidad de Antioquia no es responsable por la información contenida en esta comunicación, el directo responsable es quien la firma o el autor de la misma." </td></tr></tbody></table>