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Chapter 9 Firewall
P-870HN-51D User’s Guide
143
The following table describes the labels in this screen.
Table 45 Firewall > Incoming
LABEL DESCRIPTION
Active Firewall Select this check box to enable the firewall on the P-870HN-51D. When
the firewall is enabled, the P-870HN-51D blocks all incoming traffic from
the WAN to the LAN. Create custome rules below to allow certain WAN
users to access your LAN or to allow traffic from the WAN to a certain
computer on the LAN.
Active Select this check box to enable the rule.
Filter Name This displays the name of the rule.
Interfaces This displays the WAN interface(s) to which this rule is applied.
Protocol This displays the transport layer protocol that defines the service to
which this rule applies.
Source Address
/ Mask
This displays the source IP addresses and subnet mask to which this
rule applies. Please note that a blank source address is equivalent to
Any.
Source Port This is the source port number.
Dest. Address /
Mask
This displays the destination IP addresses and subnet mask to which
this rule applies. Please note that a blank destination address is
equivalent to Any.
Dest. Port This is the destination port number.
Modify Click the Edit icon to go to the screen where you can edit the rule.
Click the Remove icon to delete an existing rule. Note that subsequent
rules move up by one when you take this action.
Add Click Add to create a new rule.
Apply Click Apply to save your changes back to the P-870HN-51D.