IDS Blacklist Notification Trap

acIDSBlacklistNotification

Event

acIDSBlacklistNotification

OID

1.3.6.1.4.1.5003.9.10.1.21.2.0.101

Description

The trap is sent when the Intrusion Detection System (IDS) feature has blacklisted a malicious host or removed it from the blacklist.

Event Type

securityServiceOrMechanismViolation

Probable Cause

thresholdCrossed

Alarm Text

"Added IP * to blacklist"

"Removed IP * from blacklist"

Corrective Action

Identify the malicious remote host (IP address / port) that the Intrusion Detection System (IDS) has automatically blacklisted or removed from the blacklist.

Note that a host is determined to be malicious if it has reached or exceeded a user-defined threshold of malicious attacks (counter). The malicious source is automatically blacklisted for a user-defined period, after which it is removed from the blacklist.