blacklisting the ttyUSB1 port and also errors in the log

Aleksander Morgado aleksander at
Fri Feb 3 22:31:15 UTC 2017

On Fri, Feb 3, 2017 at 10:19 PM, Russ Westrem
<lspwaterproofing at> wrote:
> Am i doing this right?  Im trying to blacklist the ttyUSB1 port so i can use
> at commands on my own while modemmanager makes the connection.  I want to be
> able to see more signal info and modem temp that MM isn't giving me.
> Ive tried all the following without the desired results.
>  ATTRS{idVendor}=="1199", ATTRS{idProduct}=="9071", ENV{.MM_USBIFNUM}=="1",

That one looks right to me.

Do you reboot ModemManager after updating the rules file?

In which file (exact path and filename) are you adding the rule? The
rules file should be prefixed with 77-mm, 78-mm, 79-mm or 80-mm.


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