Usage: atcmd '<command>' or atcmd (starts an interactive session as before) Example: root@sdxlemur:~# atcmd 'ATI' ATI Quectel RM521F-GL Revision: RM521FGLEAR05A02M4G OK
Usage: atcmd '<command>' or atcmd (starts an interactive session as before) Example: root@sdxlemur:~# atcmd 'ATI' ATI Quectel RM521F-GL Revision: RM521FGLEAR05A02M4G OK