Chapter 9 Firewall

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

This displays the source IP addresses and subnet mask to which this

/ Mask

rule applies. Please note that a blank source address is equivalent to

 

Any.

 

 

Source Port

This is the source port number.

 

 

Dest. Address /

This displays the destination IP addresses and subnet mask to which

Mask

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.

 

 

 

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P-870HN-51D User’s Guide