Have a look at the last two posts: https://community.teltonika-networks.com/63197/trb140-sms-is-read-but-command-is-not-executed
Perhaps just try removing the SIM after powering the router off, then put it back in!!!
Have a look at the last two posts: https://community.teltonika-networks.com/63197/trb140-sms-is-read-but-command-is-not-executed
Perhaps just try removing the SIM after powering the router off, then put it back in!!!