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Firewall Protection
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ProSafe Wireless-N 8-Port Gigabit VPN Firewall FVS318N
To access the LAN DMZ Rules screen for IPv6 or to make changes to existing IPv6
rules:
1.
Select
Security > Firewall > LAN DMZ Rules
. The Firewall submenu tabs display with
the LAN DMZ Rules screen for IPv4 in view.
2.
In the upper right of the screen, select the
IPv6
radio button. The LAN DMZ Rules screen
displays the IPv6 settings. (The following figure contains examples.)
Figure 74.
To make changes to an existing outbound or inbound service rule, in the Action column to the
right of to the rule, click one of the following table buttons:
Up
. Moves the rule up one position in the table rank.
Down
. Moves the rule down one position in the table rank.
Edit
.
Allows you to make any changes to the rule definition of an existing rule. Depending
on your selection, one of the following screens displays:
-
Edit LAN DMZ Outbound Service screen for IPv6 (identical to
Figure 76
on page 153)
-
Edit LAN DMZ Inbound Service screen for IPv6 (identical to
Figure 78
on page 155)
To enable, disable, or delete one or more IPv4 or IPv6 rules:
1.
Select the check box to the left of each rule that you want to enable, disable, or delete,
or click the
Select All
table button to select all rules.
2.
Click one of the following table buttons:
Enable
.
Enables the rule or rules. The ! status icon changes from a gray circle to a
green circle, indicating that the selected rule or rules are enabled. (By default, when a
rule is added to the table, it is automatically enabled.)
Disable
.
Disables the rule or rules. The ! status icon changes from a green circle to a
gray circle, indicating that the selected rule or rules are disabled.
Delete
.
Deletes the selected rule or rules.
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Firewall Protection
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Create LAN DMZ Outbound Service Rules
You can change the default outbound policy or define rules that specify exceptions to the
default outbound policy. By adding custom rules, you can block or allow access based on the
service or application, source or destination IP addresses, and time of day. An outbound rule
can block or allow traffic between the DMZ and any internal LAN IP address according to the
schedule created on the Schedule screen.
IPv4 LAN DMZ Outbound Service Rules
To create a new IPv4 LAN DMZ outbound rule:
1.
In the upper right of the LAN DMZ Rules screen, select the
IPv4
radio button. The screen
displays the IPv4 settings (see
Figure 73
on page 150).
2.
Click the
Add
table button under the Outbound Services table. The Add LAN DMZ
Outbound Service screen for IPv4 displays:
Figure 75.
3.
Enter the settings as explained in
Table 32
on page 128. In addition to selections from the
Service, Action, and Log drop-down lists, you need to make selections from the following
drop-down lists:
LAN Users
DMZ Users
Unless your selection from the Action drop-down list is BLOCK always, you also need to
make a selection from the following drop-down list:
Select Schedule
4.
Click
Apply
.
The new rule is now added to the Outbound Services table. The rule is
automatically enabled.
Page 153 / 414
Firewall Protection
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ProSafe Wireless-N 8-Port Gigabit VPN Firewall FVS318N
IPv6 LAN DMZ Outbound Service Rules
To create a new IPv6 LAN DMZ outbound rule:
1.
In the upper right of the LAN DMZ Rules screen, select the
IPv6
radio button. The screen
displays the IPv6 settings (see
Figure 74
on page 151).
2.
Click the
Add
table button under the Outbound Services table. The Add LAN DMZ
Outbound Service screen for IPv6 displays:
Figure 76.
3.
Enter the settings as explained in
Table 32
on page 128. In addition to selections from the
Service, Action, and Log drop-down lists, you need to make selections from the following
drop-down lists:
LAN Users
DMZ Users
Unless your selection from the Action drop-down list is BLOCK always, you also need to
make a selection from the following drop-down list:
Select Schedule
4.
Click
Apply
.
The new rule is now added to the Outbound Services table. The rule is
automatically enabled.
Create LAN DMZ Inbound Service Rules
The Inbound Services table lists all existing rules for inbound traffic. If you have not defined
any rules, no rules are listed. By default, all inbound traffic (from the LAN to the DMZ) is
blocked.
Page 154 / 414
Firewall Protection
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ProSafe Wireless-N 8-Port Gigabit VPN Firewall FVS318N
IPv4 LAN DMZ Inbound Service Rules
To create a new IPv4 LAN DMZ inbound rule:
1.
In the upper right of the LAN DMZ Rules screen, select the
IPv4
radio button. The screen
displays the IPv4 settings (see
Figure 73
on page 150).
2.
Click the
Add
table button under the Inbound Services table. The Add LAN DMZ Inbound
Service screen for IPv4 displays:
Figure 77.
3.
Enter the settings as explained in
Table 33
on page 132. In addition to selections from the
Service, Action, and Log drop-down lists, you need to make selections from the following
drop-down lists:
LAN Users
DMZ Users
Unless your selection from the Action drop-down list is BLOCK always, you also need to
make a selection from the following drop-down list:
Select Schedule
4.
Click
Apply
to save your changes. The new rule is now added to the Inbound Services
table.
IPv6 LAN DMZ Inbound Service Rules
To create a new IPv6 LAN DMZ inbound rule:
1.
In the upper right of the LAN DMZ Rules screen, select the
IPv6
radio button. The screen
displays the IPv6 settings (see
Figure 74
on page 151).
Page 155 / 414
Firewall Protection
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ProSafe Wireless-N 8-Port Gigabit VPN Firewall FVS318N
2.
Click the
Add
table button under the Inbound Services table. The Add LAN DMZ Inbound
Service screen for IPv6 displays:
Figure 78.
3.
Enter the settings as explained in
Table 33
on page 132. In addition to selections from the
Service, Action, and Log drop-down lists, you need to make selections from the following
drop-down lists:
LAN Users
DMZ Users
Unless your selection from the Action drop-down list is BLOCK always, you also need to
make a selection from the following drop-down list:
Select Schedule
4.
Click
Apply
to save your changes. The new rule is now added to the Inbound Services
table.
Examples of Firewall Rules
Examples of Inbound Firewall Rules
IPv4 LAN WAN Inbound Rule: Host a Local Public Web Server
If you host a public web server on your local network, you can define a rule to allow inbound
web (HTTP) requests from any outside IP address to the IP address of your web server at
any time of the day.

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