Netopia D3232 IDSL - Manual (Page 82)

8-82 User’s Reference Guide
3. Select Type. A popup menu offers the option of either IP or Generic. If you choose IP, continue with the next
step. If you choose Generic filtering, skip to the section
“Generic filters” on page 8-86 .
Warning: Changing the filter Type clears the filter values if any were previously entered.
4. Select Source IP Address and enter the source IP address this filter will match on. You can enter a subnet
or a host address.
5. Select Source IP Address Mask and enter a mask for the source IP address. This allows you to fur ther
modify the way the filter will match on the source address. Enter 0.0.0.0 to force the filter to match on all
source IP addresses, or enter 255.255.255.255 to match the source IP address exclusively.
6. Select Dest. IP Address and enter the destination IP address this filter will match on. You can enter a
subnet or a host address.
7. Select Dest. IP Address Mask and enter a mask for the destination IP address. This allows you to fur ther
modify the way the filter will match on the destination address. Enter 0.0.0.0 to force the filter to match on
all destination IP addresses.
8. Select Protocol Type and enter ICMP, TCP, UDP, Any, or the number of another IP transpor t protocol (see
the table on
page 8-68 ).
Note: If Protocol Type is set to TCP or UDP, the settings for por t comparison that you configure in steps 9.
and 10. will appear. These settings only take effect if the Protocol Type is TCP or UDP.
9. Select Source Port Compare and choose a comparison method for the filter to use on a packet’s source
por t number. Then select Source Port ID and enter the actual source por t number to match on (see the
table on
page 8-67 ).
10. Select Dest. Port Compare and choose a comparison method for the filter to use on a packet’s destination
por t number. Then select Dest. Port ID and enter the actual destination por t number to match on (see the
table on
page 8-67 ).
11. When you are finished configuring the filter, select ADD THIS FILTER NOW to save the filter in the filter set.
Select CANCEL to discard the filter and return to the Add Filter Set screen.