ADTRAN ISU 128 - Manual (Page 102)

61202.029L2-1 ISU 128 User Manual 87
Appendix A
AT Commands
This appendix lists the supported AT commands and describes their functions.
Command Function
A Answer. Puts the ISU 128 in answer mode.
D Dial. Precedes the telephone access number [ATD5551212].
H Hang up. Disconnects the current call.
O On-line. Commands the unit to go back on line.
S S Register.
SS S String register.
Z Reset. Resets the AT command processor.
&N0 Number 1. Read far-end phone number 1 if service subscribed from
telephone company.
&N1 Number 2. Read far-end phone number 2 if service subscribed from
telephone company.
&R Ram. Copy EEPROM configuration to RAM.
&W Save. Save current configuration to EEPROM.
+++ Break in. Break in AT command processor during an active call. The
break in key can be defined in S2.