|The Care and Feeding of ISDN4BSD|
|3.2.4 isdntelctl||3.2 The Userland Components||3.2.6 isdnmonitor|
Isdndebug is primarily used for debugging the isdn4bsd kernel parts. It allows to switch on or off classes of debugging kernel messages for the individual D-channel layers. Some statistics information from the protocol stack is also available by using this utility.