Manual

PSTN Fallback Enhancement
call fallback reject-cause-code
9
Cisco IOS Release 12.2(2)XA
27 Destination out of order Indicates that the destination indicated by the user
cannot be reached because the interface to the
destination is not functioning correctly. The term
“not functioning correctly” indicates that a
signaling message was unable to be delivered to the
remote party; for example, a physical layer or data
link layer failure at the remote party, or the
equipment of the user is offline.
28 Invalid number format (address
incomplete)
Indicates that the called party cannot be reached
because the called party number is not in a valid
format or is not complete.
29 Facility rejected Indicates when a supplementary service requested
by the user cannot be provided by the network.
30 Response to STATUS ENQUIRY Indicates when the reason for generating the
STATUS message was the prior receipt of a
STATUS ENQUIRY message.
31 Normal, unspecified Reports a normal event only when no other cause in
the normal class applies.
34 No circuit/channel available Indicates that there is no appropriate circuit or
channel presently available to handle the call.
38 Network out of order Indicates that the network is not functioning
correctly and that the condition is likely to last a
relatively long period of time; for example,
immediately reattempting the call is not likely to be
successful.
39 Permanent frame mode
connection out-of-service
Indicates in a STATUS message that a permanently
established frame mode connection is
out-of-service (for example, due to equipment or
section failure) (see the ITU standard, Annex
A/Q.933).
40 Permanent frame mode
connection operational
Indicates in a STATUS message to indicate that a
permanently established frame mode connection is
operational and capable of carrying user
information (see the ITU standard, Annex
A/Q.933).
41 Temporary failure Indicates that the network is not functioning
correctly and that the condition is not likely to last
a long period of time; for example, the user may
wish to try another call attempt almost immediately.
42 Switching equipment congestion Indicates that the switching equipment that is
generating this cause is experiencing a period of
high traffic.
Table 1 ITU Cause Codes, Messages, and Meanings (continued)
Cause Code Displayed Message Meaning