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IP Filter Set Index:
The IP Filter Set Index from 1 to 12 and each index can set up to 
6 IP Filter. 
Interface: 
Choices from
PVC0
to 
PVC7
and 
LAN
. 
Direction:
Choices are 
Both
,
Incoming
and
Outgoing
. Select which direction of data 
flow you wish to apply the filters to. 
Note
that
Incoming and Outgoing
are from the 
point of view of your router, relative to the interface you select. 
For WAN
, data 
coming from outside your system is considered Incoming and data leaving your 
system is Outgoing. 
For LAN
, data leaving your system is considered Incoming and 
data entering your system is Outgoing. 
IP Filter Rule Editing:
Select the IP Filter Rule Index you wish to modify. 
Active: 
Toggle this rule index on or off with Yes or No, respectively. 
Source IP Address: 
Enter the source IP address you wish to deny access to your 
system. 
Subnet Mask: 
Enter the subnet mask of the source IP address. 
Port Number:
Enter the port number of the source IP address. Note that 0 means all 
that ports are allowed. 
Destination IP Address: 
Enter the destination IP address that you wish to deny 
access to your system. 
Subnet Mask: 
Enter the subnet mask of the destination IP address 
Port Number:
Enter the port number of the destination IP address. Note that 0 means 
that all ports are allowed 
Protocol: 
Select the protocol to filter. Choices are TCP, UDP, and ICMP. 
Rule Unmatched:
Choices are 
Forward
and 
Next. 
Select what happens to the data in 
question if the rule you are currently editing is unmatched. Next means that the data is 
then compared to the next IP filter rule. Forward means that the data will be allowed 
into your system. Note that a Forward rule should be the last rule, as no data will be 
compared to rules after a Forward rule. 
IP Filter Set Index: 
Select the IP filter set you wish to view.