ADTRAN Express 4100 User Manual page 159

Network up
No calling ID
No previous number
NOT end2end ISDN
Power Up - last down cause: <reason>
61200176L2-1
level 4
The ISDN network layer 3 is up and is ready for calls.
level 2
An incoming call did not provide the caller ID number required for
authentication.
level 1
An internal error occurred with dial-on-demand function.
level 4
The path that the call was routed over is not ISDN from end-to-end. This
is a warning and is most often seen for POTS calls.
level 0 (displayed as level 1 after the unit is reset)
This is the <reason> for the last reset. Most are caused by internal errors.
Possible reasons are:
Bus Error - Bad address occurred on the internal bus
Kernel error - General operating system error
No SBCs - Mail resources used up or lost
Router stack error - Fatal error in protocol stack
general panic - general error
no rip - rip tasks could not start
out of memory - out of available memory
out of TCP ports - all TCP ports are used up
unknown error - unknown fatal error has occurred
Set timer error - Cannot set real time clock
Express 4100/4110 User Manual
Appendix B. Log Messages
B-15