Nortel Meridian 1 Option 11C Compact Features Manual page 25

Page 18 of 38 Feature Implementation
P0884766 June 1998
Configuring Network Call Trace
To configure Network Call Trace on the Meridian 1, log in to the system and
do the following:
— enter CLTA in response to prompt CLS in LD 10 or LD 11 to allow a
telephone to trace calls
Tracing a call
A call can be traced from any attendant console or a telephone with CLTA
class of service (CLS). To trace a call dial the following:
SPRE + 9912 + xx + yyy...
where
SPRE = special function access code (defined in LD 15)
9912 = NCT feature code
xx = call trace function (01, 02)
Dial tone is provided after "xx" is dialed.
yyy... = digits normally dialed for the network call
Trace function 01
This function provides the common information related to ESN routing. It is
the recommended function. The following is the call trace data for function
01:
**** NCT xx ****
<switch specific data>
--- OUT ---
<outgoing data>
--- IN ---
<incoming data>
--- STATE ---
<call state>
Where xx is the call trace ID for a traced call. The output data depends on the
type of call and can be the following:
CAUSE xxxx—call reject cause
CREF xxxx—call reference number
DCH—D-channel number
DGT xxxxx...—outgoing: digits outpulsed
DGT xxxxx...—state: digits received (NODE=TBD), or