C
ONFIGURING
THE
B
ARRICADE
4-29
By using the above inspected information and timeout/threshold critieria,
the Barricade provides the following DoS attack preventions: Ping of
Death (Ping flood) attack, SYN flood attack, IP fragment attack (Teardrop
Attack), Brute-force attack, Land Attack, IP Spoofing attack, IP with zero
length, TCP null scan (Port Scan Attack), UDP port loopback, Snork
Attack etc..
Note:
The firewall does not significantly affect system performance, so
we advise enabling the prevention features to protect your network
users.
•
When hackers attempt to enter your network, we can alert you by e-mail
Enter your E-mail address for alerting hacker access.
Specify your E-mail servers, user name and password.
•
Connection Policy
Enter the appropriate values for TCP/UDP sessions
•
DoS Criteria
and
Port Scan Criteria
Setup DoS and port scan criteria in the spaces provided.
