Outbound Rules (Service Blocking) - NETGEAR DGFV338 ProSafe Reference Manual

DGFV338 ProSafe Wireless ADSL Modem VPN Firewall Router Reference Manual

Outbound Rules (Service Blocking)

The DGFV338 allows you to block the use of certain Internet services by PCs on your network.
This is called service blocking or port filtering.
The default policy can be changed to block all outbound traffic and enable only specific services to
pass through the router. The following Outbound Rules table lists the configured rules for
outgoing traffic. An outbound rule is defined by the following fields:
Table 4-1. Outbound Rules
Item Description
Service Name Select the desired Service or application to be covered by this rule. If the desired
service or application does not appear in the list, you can define it using the Services
menu (see
Action (Filter) Select the desired action for outgoing connections covered by this rule:
• BLOCK always
• BLOCK by schedule, otherwise Allow
• ALLOW always
• ALLOW by schedule, otherwise Block
Note: Any outbound traffic which is not blocked by rules you create will be allowed by
the Default rule.
ALLOW rules are only useful if the traffic is already covered by a BLOCK rule. That
is, you wish to allow a subset of traffic that is currently blocked by another rule.
Action (Select Select the desired time schedule (Schedule1, Schedule2, or Schedule3) that will be
Schedule) used by this rule.
• This drop down menu gets activated only when "BLOCK by schedule, otherwise
• Use schedule page to configure the time schedules (see
LAN users Specifies which computers on your network are affected by this rule. Select the
desired options:
• Any – All PCs and devices on your LAN.
• Single address – Enter the required address and the rule will be applied to that
• Address range – If this option is selected, you must enter the start and finish fields.
• Groups – Select the Group to which this rule will apply. Use the LAN Groups screen
WAN Users Specifies which Internet locations are covered by the rule, based on their IP address.
Select the desired option:
• Any – All Internet IP address are covered by this rule.
• Single address – Enter the required address in the start field.
• Address range – If this option is selected, you must enter the start and end fields.
4-4
"Customized Services" on page
Allow" or "ALLOW by schedule, otherwise Block" is selected as Action.
Firewall Rules" on page
particular PC.
(under Network Configuration) to assign PCs to Groups. See
and Hosts" on page 7-4.
v1.0, May 2008
4-16).
-31).
Security and Firewall Protection
"Setting a Schedule for
"Managing Groups