Ccitt V.25Bis Dialing Commands And Response; Call Connecting (Cnx); Delayed Call Indicator; Call Answer Commands - Paradyne COMSPHERE 3910 Installation And Operation Manual

ET is similar to the Call Failure Messages Busy Signal and Trunk Busy and the result code BUSY.
NS is similar to the Common Operational Message Invalid Number and the result code ERROR.
CB is similar to the Call Failure Messages Dial Line in Use and No Dial-Test and the result code
ERROR.
RT is similar to the Call Failure Message No Answer Tone and the result code NO CARRIER.
AB is similar to the Call Failure Messages No Dial Tone and No Dial-DTR and the result code NO
DIALTONE and ERROR.
NT is similar to the Call Failure Message No Quiet Answer and the result code NO ANSWER.

Call Connecting (CNX)

The CNX response informs the DTE that the modem has connected to the remote modem. CNX is
similar to the AT result code CONNECT.
The CNX response format is CNX.

Delayed Call Indicator

The DLC response is issued to the DTE if the modem is not currently allowed to call the number.
DLC is similar to the AT result code DELAYED.
The DLC response format is:
DLCn

Call Answer Commands

Call Answer commands disable or enable the modem's AutoAnswer function. These commands
are issued from the DTE. Call Answer commands include Incoming Call (INC), Disregard
Incoming Call (DIC) and Connect Incoming Call (CIC).

Incoming Call (INC)

The INC response informs the DTE that the modem has detected a ring tone. At this point, the
DTE can issue the DIC command to disable the modem from answering the call. INC is similar to
the AT result code RING.

Disregard Incoming Call (DIC)

The DIC command prevents the modem from answering an incoming call. This command is only
valid once the DTE receives an incoming call (INC) response from the modem. A DIC must be
issued within 5 seconds after receiving an INC.
The DIC command format is DIC.
If DIC is issued within 5 seconds, the modem sends the VAL response to the DTE. If DIC is issued
after 5 seconds, INV is returned.
3910-A2-GN32-30
Where: n is the delay (in minutes) before the number can be called.
November 1996
CCITT V.25bis Dialing Commands and Responses
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