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Firewall Tutorial
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Less Than:
For the filter to match, the packet’s por t number must be less than the por t
number specified in the filter.
•
Less Than or Equal:
For the filter to match, the packet’s por t number must be less
than or equal to the por t number specified in the filter.
•
Equal:
For the filter to match, the packet’s por t number must equal the por t number
specified in the filter.
•
Greater Than:
For the filter to match, the packet’s por t number must be greater than
the por t number specified in the filter.
•
Greater Than or Equal:
For the filter to match, the packet’s por t number must be
greater than or equal to the por t number specified in the filter.
Other filter attributes
There are three other attributes to each filter:
•
The filter’s order (i.e., priority) in the filter set
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Whether the filter is currently active
•
Whether the filter is set to for ward packets or to block (discard) packets
Putting the parts together
When you display a filter set, its filters are displayed as rows in a table:
The table’s columns correspond to each filter’s attributes:
•
#:
The filter’s priority in the set. Filter number 1, with the highest priority, is first in the
table.
Summary of Contents for 3342
Page 1: ...Netopia Software User Guide April 2006 Netopia 2200 and 3300 Series Gateways Version 7 6 ...
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Page 150: ...150 Example filter set page This is an example of the Netopia filter set page ...
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