Appendix C: Call Clearing Causes - Bausch Proxima ISDN Lite Manuel D'utilisation

Appendix C: Call Clearing Causes

The table given below outlines the causes for connection failures. This information is given, for instance, by way of the
CLEARED: message. The messages are given in hexadecimal and decimal values respectively. The below messages are for
an ETSI ISDN network (Euro-ISDN).
Messages with a value larger than 80 hexadecimal are generated by the Proxima ISDN Lite. The messages are produced by
the Proxima ISDN Lite by using the AT
Hex Decimal
01 1
02 2
03 3
06 6
07 7
10 16
11 17
12 18
13 19
15 21
16 22
1A 26
1B 27
1C 28
1D 29
1E 30
1F 31
22 34
26 38
29 41
2A 42
2B 43
2C 44
2F 47
31 49
32 50
39 57
3A 58
3F 63
41 65
42 66
45 69
46 70
4F 79
51 81
52 82
53 83
54 84
55 85
56 86
58 88
5B 91
5F 95
60 96
61 97
*
D/<number> command at dial-up.
Description
unallocated (unassigned) number
no route to specified transit network
no route to destination
channel unacceptable
call awarded and being delivered in an established channel
normal call clearing
user busy
no user responding
no answer from user (user alerted)
call rejected
number changed
non-selected user clearing
destination out of order
invalid number format
facility rejected
response to STATUS ENQUIRY
normal, unspecified
no circuit/channel available
network out of order
temporary failure
switching equipment congestion
access information discarded
requested circuit/channel not available
resources unavailable, unspecified
quality of service unavailable
requested facility not subscribed
bearer capability not authorized
bearer capability not presently available
service or option not available, unspecified
bearer capability not implemented
channel type not implemented
requested facility not implemented
only restricted digital information bearer capability is available
service or option not implemented, unspecified
invalid call reference value
identified channel does not exist
a suspended call exists, but this call identi ty does not
call identity in use
no call suspended
call having the requested call identity has been cleared
incompatible destination
invalid transit network selection
invalid message, unspecified
mandatory information element is missing
message type non-existent or not implemented
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