Figure 12-16 Attack Alert; Table 12-8 Attack Alert - ZyXEL Communications ZyWall 10W User Manual

ZyWALL Series Internet Security Gateway
2. If the Blocking Time timeout is greater than 0, then the ZyWALL blocks all new connection requests to
the host giving the server time to handle the present connections. The ZyWALL continues to block all
new connection requests until the Blocking Time expires.
The ZyWALL also sends alerts whenever TCP Maximum Incomplete is exceeded. The global values
specified for the threshold and timeout apply to all TCP connections. Click the Attack Alert tab to bring up
the next screen.
The following table describes the labels in this screen.
LABEL
Generate alert
when attack
detected
Denial of Service Thresholds
12-26

Figure 12-16 Attack Alert

Table 12-8 Attack Alert

DESCRIPTION
A detected attack automatically generates a
log entry. Check this box to generate an alert
(as well as a log) whenever an attack is
detected. See the chapter on logs for more
information on logs and alerts.
DEFAULT VALUES
Firewall Screens