Hello, One of my customer's router's displays the following log message "ISDN BR0/1/0 SERROR: L2_Go: at bailout DLCB is NULL" when we enable ISDU debugging. What coould be causing this error message to appear?
Internal SW condition can be immaterial to normal wokring, would upgrade IOS to latest in train selected and check again. Also, what wasn't working for you debug ?
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