To repeat the last command issued:
A/
†
To enter Online Command state:
;
†
Return to Online State from Command State:
ATO0
†
Reset to default configuration:
ATZ0
·AT commands Digit/Word Cross Reference:
Digit Word
0
OK
1
CONNECT
2
RING
3
NO CARRIER
4
ERROR
6
NO DIAL TONE
7
BUSY
8
NO ANSWER