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AT Command Set and S-Registers
5-33910-A2-GN32-30 November 1996
Result Codes
Table 5-1 lists all valid result codes for the 391x Series modem.
Table 5-1
(1 of 2)
Result Codes
Numbers
(1)
Numbers
(2)
Word Description
0 0 OK Command executed
1 1 CONNECT Modem connected to line
2 2 RING Modem receiving a ring voltage from the VF line
3 3
NO CARRIER
Modem lost carrier signal, does not detect carrier
signal, or does not detect answer tone
4 4 ERROR Invalid command
5 5 CONNECT 1200* Connection at 1200 bps
6 6 NO DIALTONE* No dial tone detected
7 7 BUSY* Busy or trunk busy signal detected
8 8
NO ANSWER*
No “quiet” answer (@)
10 10 CONNECT 2400* Connection at 2400 bps
11 11 CONNECT 4800* Connection at 4800 bps
12 12 CONNECT 9600* Connection at 9600 bps
13 16 CONNECT 12000* Connection at 12,000 bps
14 13 CONNECT 14400* Connection at 14,400 bps
15 14 CONNECT 19200** Connection at 19,200 bps
16 15 CONNECT 7200* Connection at 7200 bps
17 17 CONNECT 16800** Connection at 16,800 bps
19 19 CONNECT 300* Connection at 300 bps
20 10
CONNECT 2400/ EC***
Connection at 2400 bps with error control
21 11
CONNECT 4800/ EC***
Connection at 4800 bps with error control
22 12
CONNECT 4800/ EC***
Connection at 4800 bps with error control
23 16
CONNECT 12000/ EC***
Connection at 12,000 bps with error control
24 13
CONNECT 14400/ EC***
Connection at 14,400 bps with error control
25 17
CONNECT 16800/ EC**
Connection at 16,800 bps with error control
* Only appears when the Extended Result Codes configuration option is enabled.
** Only appears when the Extended Result Codes configuration option is set for Use_DTE_Rate. This
displays the DTE data rate instead of the line rate.
*** Only appears when the Extended Result Codes configuration option is set for Add/EC. If this
configuration option is set for Add/V42, MNP, then either V42b, V42, MNP5, MNP4, MNP3, MNP2, or
NoEC appears.