ADTRAN Express 3010 Manual page 77

Unit Identification
I0 Identifies unit. Commands the unit to display model
number.
I1 Identifies software. Commands the unit to display
software version.
I2 Identifies lists.
AT Command Response Message Options
AT Command Response Message Types
V0 Numeric response messages
V1 Verbal response messages
AT Command Connect Message Options
X0 Simple connect message
X1-7 Connect messages with bit rate
Ready-To-Send (RTS) Control Line Options
_D0 1 mS delay
_D1 18 mS delay
MakeBusy
Options
_B0 Make DTE port not busy (same as S135=0)
_B1 Make DTE port busy (same as S135=1)
Service Profile Identification (SPID) Options
_I0 Access SPID1 for DTE #1
_I1 Access SPID2 for DTE #2
61200239L1-20 Express 3010/3110 User Manual
Appendix A. AT Commands and S-Registers
A-7