Holyguacamole,
Thank you for the reply. I made the changes you described. However, I am still getting events from the servers in which I have placed a NOT (≠) in the logic. Following are screen shots of the Conditions and the Filter.
Thank you,
T.J.
Note: I have removed the Private IP addresses.
![3-17-2015_Still_getting_PingSweep_from_NIS_Servers.jpg]()
![3-17-201_Filter_Still_getting_PingSweep_from_NIS_Servers.jpg]()