ADTRAN 1200070L1 - Manual (Page 148)

Appendix B: Log Messages
132 Express XL/XLT User Manual 61200.070L1-1
L2 #2 not up
level 2
A call attempt was stopped because ISDN layer 2 is down trying to get second
TEI.
L3 not up
level 2
A call attempt was stopped because ISDN layer 3 is down trying to register
first SPID.
L3 #2 not up
level 2
A call attempt was stopped because ISDN layer 3 is down trying to register
second SPID.
LDN TOO LONG
level 1
The number in either LDN 1 or LDN 2 is longer than 20 characters.
NETWORK BUSY
level 2
Called location was busy or network could not route call.
Network down
level 4
The ISDN network is unavailable due to layers 1,2 or 3 dropping.
Network up
level 4
The ISDN network layer 3 is up and is ready for calls.
No calling ID
level 2
An incoming call did not provide the caller ID number required for authenti-
cation.
No previous number
level 1
An internal error occurred with dial-on-demand function.