Wireless Joint

If the router was working fine and would recognize both modems "prior" to the upgrade, then the new firmware seems to be the contributing factor. And, while I am not very familiar with their firmware and/or update process:

1. "if" the new firmware is of a different kernel, and
2. "if" the firmware ...

scorchen wrote: Thu Dec 12, 2024 12:00 pm
crw------- 1 root root 180, 176 Dec 11 22:40 /dev/cdc-wdm0

Looks like it's only seeing one modem.

It may be worth removing the modems and placing each in a USB sled and use a PC to check each to make sure they are working. At that time you may want to update the modem firmware to the latest and configure the modem composition that MoFi uses (i.e., QMI, MBIM).

Unfortunately, there are times one ...