0306 - SNM Overload Onset
This message indicates that network management messages are approaching the threshold where they will be discarded.
Example
RLGHNCXA21W 00-02-07 11:02:30 EST EAGLE 35.0.0
* 0100.0306 * CARD 1113 OAM SNM Overload Onset
Alarm Level: Minor.
Recovery
Check for problems in the network that would cause excessive network management messages to be broadcast.