ISDN Cause Numbers
D-1
FlexSet 120/280 User Guide
Cause #
CODE MEANING
ACTION
0
valid cause code not yet received
1
unallocated (unassigned) number
check number and call again*
2
no route to specified transit network
notify system manager
3
no route to destination
notify system manager
4
send special information tone
5
misdialed trunk prefix
6
channel unacceptable
notify system manager
7
call awarded and being delivered in an established channel
no action*
8
prefix 0 dialed but not allowed
9
prefix 1 dialed but not allowed
10
prefix 1 dialed but not required
11
more digits received than allowed
16
normal clearing (message displayed as text)
no action*
*If the message returns frequently notify system manager
A p p e n d i x D - I S D N C a u s e N u m b e r s
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