13-130 User’s Reference Guide

Less Than: For the filter to match, the packet’s port number must be less than the port number specified in the filter.

Less Than or Equal: For the filter to match, the packet’s port number must be less than or equal to the port number specified in the filter.

Equal: For the filter to match, the packet’s port number must equal the port number specified in the filter.

Greater Than: For the filter to match, the packet’s port number must be greater than the port number specified in the filter.

Greater Than or Equal: For the filter to match, the packet’s port number must be greater than or equal to the port 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

Whether the filter is currently active

Whether the filter is set to pass (forward) 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:

+-#---

Source IP Addr---

Dest IP Addr-----

Proto-Src.Port-D.Port--

On?-Fwd-+

+----------------------------------------------------------------------

 

 

 

 

 

+

1

192.211.211.17

0.0.0.0

TCP

0

23

Yes No

2

0.0.0.0

0.0.0.0

TCP

NC

=6000

Yes No

3

0.0.0.0

0.0.0.0

ICMP

--

--

Yes Yes

4

0.0.0.0

0.0.0.0

TCP

NC

>1023

Yes Yes

5

0.0.0.0

0.0.0.0

UDP

NC

>1023

Yes Yes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

+----------------------------------------------------------------------

 

 

 

 

 

+

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.

Source IP Addr: The packet source IP address to match.

Dest IP Addr: The packet destination IP address to match.

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Netopia R910 manual Other filter attributes, Putting the parts together