ADTRAN Express 3000 SP User Manual page 82

Appendix A. AT Commands and S-Registers
AT Command Connect Message Options
Command Function
Connect messages with DTE rate.
X1-7
Ready-To-Send (RTS) Control Line Options
Command Function
18 mS delay.
_D1
ISDN Switch Type Options
Command Function
DMS-100.
_S1
National ISDN-1.
_S2
Data Flow Control Option s
Command Function
No flow control.
\Q0
Software flow control (XON/XOFF).
\Q1
CTS only.
\Q2
Hardware flow control (RTS/CTS) factory default.
\Q3
Software from DCE only.
\Q4
DTE and Modem Interface Selection
Command Function
Disable external analog modem connected to the Express 3000 SP
_L0
modem port.
Enable external analog modem connected to the Express 3000 SP
_L1
modem port.
A-8 Express 3000 SP User Manual 61203153L3-20