User's Manual

User’s Manual C-5
AT Commands
T Select tone dialing
This command instructs the modem to send DTMF tones while dialing.
Dialed digits are tone dialed until a P command or dial modifier is received.
This is the default setting.
Vn DCE response format
This command controls whether result codes (including call progress and
negotiation progress messages) are displayed as words or their numeric
equivalents.
V0 Displays result codes as digits.
V1 Displays result codes as text (default).
Result Codes:
OK n=0,1
ERROR Otherwise
Xn Result code selection, call progress monitoring
This command selects which result codes will be used by the modem.
Command Dial tone
detect
Busy
signal
detect
Supported Result Code
X0 Disable Disable OK, CONNECT, RING, NO CARRIER,
ERROR
X1 Disable Disable OK, RING, NO CARRIER, ERROR,
CONNECT <RATE>
X2 Enable Disable OK, RING, NO CARRIER, ERROR,
NODIALTONE, CONNECT <RATE>
X3 Disable Enable OK, RING, NO CARRIER, ERROR, BUSY,
CONNECT <RATE>, BLACKLISTED
X4 (default) Enable Enable OK, RING, NO CARRIER, ERROR,
NODIALTONE, BUSY, CONNECT <RATE>,
DELAYED, BLACKLISTED, REORDER,
WARBLE, CALL WAITING DETECTED
X5 Enable Enable OK, RING, NO CARRIER, ERROR,
NODIALTONE, BUSY, CONNECT <RATE>,
RRING, NO BONGTONE, DELAYED,
BLACKLISTED, REORDER, WARBLE, CALL
WAITING DETECTED