@Sunshine Hi. Yes. The factory reset was the first, I tried. The web interface doesn't work. Then I tried to login via Telnet. It works, but there is not firmware update option. There is no...

@ZachF Hi, I have two MR100, same problem. Web interface doesn't work. Telnet -> CLI : There is no firmware upgrade... TFTP doesn't work (I think it works only Serial connection, but there is no USB...