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AT Command Result Codes

The modem responds to commands from the DTE (host) and to activity on the line by signalling to the DTE in the form of result codes. The result codes that the modem can send are described below.

 

Value

Verbose

0

OK

1

RING

3

NO CARRIER

4

ERROR

5

CONNECT 1200

6

NO DIALTONE

7

BUSY

8

NO ANSWER

9

CONNECT 0600

10

CONNECT 2400

11

CONNECT 4800

12 0

CONNECT 960

13

CONNECT 7200

14

CONNECT 12000

15

CONNECT 14400

16

CONNECT 19200

17

CONNECT 38400

18

CONNECT 57600

19

CONNECT 115200

22

CONNECT 75TX/1200RX

23

CONNECT 1200TX/75RX

24

DELAYED

32

BLACKLISTED

33

FAX

35

DATA

40

CARRIER 300

44

CARRIER 1200/75

45

CARRIER 75/1200

46

CARRIER 1200

47

CARRIER 2400

48

CARRIER 4800

49

CARRIER 7200

50

CARRIER 9600

51

CARRIER 12000

52

CARRIER 14400

53

CARRIER 16800

54

CARRIER 19200

55

CARRIER 21600

56

CARRIER 24000

57

CARRIER 26400

58

CARRIER 28800

59

CONNECT 16800

61

CONNECT 21600

62

CONNECT 24000

63

CONNECT 26400

64

CONNECT 28800

66

COMPRESSION: CLASS 5

67

COMPRESSION: V.42 bis

69

COMPRESSION: NONE

70

PROTOCOL: NONE

77

PROTOCOL: LAPM

80

PROTOCOL: ALT

81

PROTOCOL: ALT CELLULAR


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