Operation Manual

ARGUS
A
RGUS 125 93
11.5 Clearing Down an ISDN Connection
The ARGUS will display the cause (see the table
below) of the disconnect (e.g. Normal clearing) and
the location where the cause occurred (e.g.
subscriber).
Use the cursor keys to view additional information
(e.g. charges, if available).
The following causes are shown in clear text:
or
Clear the connection
<TM> Open the Test Manager
Cause Display Explanation
255 Active clearing Clearing User actively initiated the disconnection
Length
0
Normal clearing Cause element with Length 0 is mostly used by 1TR6
01 unalloc. number Signals “No access under this call number”
16 Norm. clearing Normal disconnect
17 User busy The number called is busy
18 No user respond No answer from the number called
19 Call.time XX Call time too long
21 Call reject The call is actively rejected
28 Wrong number Wrong call number format or call number is incomplete
31 Norm. clearing Unspecified “normal class” (Dummy)
34 No B-chan.avail. No circuit / B-channel available
44 Req.chan.unavail Requested B-channel not available
50 Req.fac.not subs Requested supplementary service (facility) not
subscribed
57 BC not authoriz. Requested bearer capability is not enabled
63 Srv./opt.n.avail Unspecified for “Service not available” or “Option not
available”
69 Req.fac.not impl. Requested facility is not supported
88 Incompat.
Objectives
Incompatible destination
102 Timer expired Error handling routine started due to time-out
111 Protocol error Unspecified for “protocol error class”
127 Interworking err Unspecified for “interworking class”