D-Link DFL-2400 [69/112] Fill the packet criteria

D-Link DFL-2400 [69/112] Fill the packet criteria
DFL-2100/DFL-2400 Intrusion Detection System User Manual
59
Fill the Packet Criteria
The packet criteria section is the heart of a policy. It defines lots of parameters to
detect attacks or control access. There are tabs in this frame. And the tabs are shown
according to your selection of “Protocol type” in “Policy Property”:
Protocol Type Policy Property Tabs
IP IP, Content
TCP IP, TCP, Content
UDP IP, UDP, Content
ICMP IP, ICMP, Content
IGMP IP, IGMP, Content
Table 6-1: ”Protocol Type” and “Policy Property Tabs”
The Comparison Operations
There are lots of fields in each tab. When the value of a field is given, you should
specify the comparison operations. There four sets of operations (see below figure).
Figure 6-8: The ”Comparison Operations”
Note If a value is given but the “Comparison Operation” is set to “Don’t
Care”, then this field is discarding.

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