ZyXEL Communications 794M Network Card User Manual


 
Prestige 794M User’s Guide
Chapter 6 Firewall 72
Click Configuration, Firewall and Intrusion Detection in the navigation panel to display the
screen as shown.
Note: The Intrusion Detection screen is available when you enable the firewall
feature on the Prestige.
Figure 49 Firewall: Intrusion Detection
SYN/FIN/
RST/ACK
Scan
TCP,
No Existing session
And Scan Hosts more
than five.
Source IP Scan Yes Yes
Net Bus
Scan
TCP
No Existing session
DstPort = Net Bus
12345,12346, 3456
Source IP Scan Yes Yes
Back Orifice
Scan
UDP, DstPort =
Orifice Port (31337)
Source IP Scan Yes Yes
SYN Flood Max TCP Open
Handshaking Count
(Default 100 c/sec)
Yes
ICMP Flood Max ICMP Count
(Default 100 c/sec)
Yes
ICMP Echo Max PING Count
(Default 15 c/sec)
Yes
Table 34 IDS: Detectable Attacks (continued)
NAME PARAMETER BLACKLIST
TYPE OF BLOCK
DURATION
DROP PACKET LOG