how to enable QMI on E9191 modem by AT? [image]

then you can try rmnet0 mode in AT!USBCOMP you might also need to install the correct USB driver " MBPL_DRIVERS_R44_ENG5-bin.tar": Mobile Broadband Package for Linux (SDK, Drivers, Documentation)

what is AT command for this EM9291 modem to use rmnet0 mode in AT!USBCOMP?

you can try the following: AT!ENTERCND="A710" AT!USBCOMP=1,4,109

thanks let me try this and came back to you

Hi @jyijyi this command worked, , i am using a Openwrt router to connect this modem. That router only support QMI, can you please help me if you have anything to try ? wwan0-, /dev/cdc-wan0/wan1 are showing. but this wwan0 not getting ip , also not responding to commands like uqmi -d /dev/cdc-wdm…

See if this helps [image] Example on establishing data connection by AT!SCACT via MBPL R20 driver Development tools Here is an example to establish data connection by AT!SCACT via MBPL R20 driver: Module: WP7609 FW: R13 MBPL: R20 PC Environment: Ubuntu 18 …

Did you install the correct USB driver? https://source.sierrawireless.com/resources/airprime/software/em929x/em92-approved-fw-packages/#sthash.HdU4SQ9q.ESrLdGMH.dpbs no idea why it does not work in your platform but worked in linux PC… no idea why uqmi does not work for QMI communication… I thin…

FYI, with the rmnet interface (qmi_wwan driver) in EM9291, I can communicate via QMI protocol: [ 383.378278] usb 3-2.1: Product: Sierra Wireless EM9291 [ 383.378281] usb 3-2.1: Manufacturer: Sierra Wireless, Incorporated [ 383.378283] usb 3-2.1: SerialNumber: 8340327025012345 [ 383.401934] qcse…

Hi @jyijyi we are connecting it with OpenWrt Router, not a ubuntu PC. that support only uqmi. so when we check uqmi -d /dev/cdc-wdm0 - -get-data-status it did not give any status or error. can you please confirm if this uqmi working at your side? can you let us know how we can switch modem to …

EM9291 how to enable QMI mode?

Legacy Open AT

jyijyi August 25, 2025, 8:31am 11

See if this helps

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EM9291 how to enable QMI mode?

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