Chapter 3 – Fax Class 2 Commands

The Class 2 response is the same as the Class 2.1 response except that the hang-up cause is stored in the +FAXERR parameter and the <hsc> values are decimal codes as described in Table 3.4.

Table 3.4. Hang-up Status Codes

Class 2.1

Class 2

Cause

00–0F

0–9

Call placement and termination:

00

0

Normal and proper end of connection

 

 

 

01

1

Ring detect without successful handshake

 

 

 

02

2

Call aborted from +FKS [FK] or <CAN>

 

 

 

03

3

No Loop Current

 

 

 

04

-

Ringback detected, no answer (timeout)

 

 

 

05

-

Ringback detected, answer without CED

 

 

 

10–1F

10–19

Transmit Phase A & miscellaneous errors

10

10

Unspecified Phase A error

 

 

 

11

11

No Answer (T.30 T1 timeout)

 

 

 

20–3F

20–39

Transmit Phase B hang-up codes

20

20

Unspecified transmit Phase B error

 

 

 

21

21

Remote cannot receive or send

 

 

 

22

22

COMREC error in transmit Phase B

 

 

 

23

23

COMREC invalid command received

 

 

 

24

24

RSPEC error

 

 

 

25

25

DCS sent three times without response

 

 

 

26

26

DIS/DTC received 3 times; DCS not recognized

 

 

 

27

27

Failure to train at 2400 bps or +FMS [+FMINSP] value

 

 

 

28

28

RSPREC invalid response received

 

 

 

40–4F

40–49

Transmit Phase C hang-up codes

40

40

Unspecified transmit Phase C error

 

 

 

41

-

Unspecified image format error

 

 

 

42

-

Image conversion error

 

 

 

43

43

host to modem data underflow

 

 

 

44

-

Unrecognized transparent data command

 

 

 

45

-

Image error, line length wrong

 

 

 

46

-

Image error, page length wrong

 

 

 

47

-

Image error, wrong compression code

 

 

 

50–6F

50–69

Transmit Phase D hang-up codes

50

50

Unspecified transmit Phase D error

 

 

 

51

51

RSPREC error

 

 

 

52

52

No response to MPS repeated 3 times

 

 

 

53

53

Invalid response to MPS

 

 

 

54

54

No response to EOP repeated 3 times

 

 

 

55

55

Invalid response to EOP

 

 

 

56

56

No response to EOM repeated 3 times

 

 

 

57

57

Invalid response to EOM

 

 

 

58

58

Unable to continue after PIN or PIP

 

 

 

70–8F

70–89

Receive Phase B hang-up codes

70

70

Unspecified receive Phase B error

 

 

 

Multi-Tech Systems, Inc. SocketModem MT5634SMIxx Reference Guide (S000263C)

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Page 69 Page 71
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Multi-Tech Systems MT5634SMI V.92, MT5634SMI V.34 manual Hang-up Status Codes, Class Cause
Page 69 Page 71

MT5634SMI V.34, MT5634SMI V.92 specifications

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