Sierra EM7455 not recognized

Aleksander Morgado aleksander at
Fri Jul 1 07:53:15 UTC 2016

On Fri, Jul 1, 2016 at 8:40 AM, Andreas Fett <andreas.fett at> wrote:
>> But making it work at all is of course the killer feature...  And right
>> now we haven't got a clue what the problem with the EM7455 is, so there
>> is no ETA for a fix.  It could take forever, literally.
> Would any kind of Logs from a Windows (7/8/10) Installation help with
> this? And if so, which ones?

Yes, an usb traffic capture during the modem setup and connection
process would definitely help.


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