26

Using the Configuration Menu

Advanced > Filters > URL Blocking

Filters-

URL Blocking is used to deny LAN computers from accessing specific web sites.

A

URL is a specially formatted text string that defines a location on the Internet. If any

part of the URL contains the blocked word, the site will not be accessible and the web

page will not display.

Select the filter you wish to use; in this case,

URL Blocking

was chosen.

Keywords-

Block URLs which contain the keywords listed below.

Enter the keywords in this space.

URL Blocking-

Select Enabled or Disabled.

27

Using the Configuration Menu

Advanced > Filters > MAC Filters

Use MAC (Media Access Control) Filters to allow or deny LAN (Local Area Network)

computers by their MAC addresses from accessing the Internet. You can either

manually add a MAC address or select the MAC address from the list of clients that

are currently connected to the Broadband Router.

MAC Filters-

Choose to

Disable

MAC filters, or choose to

allow

or

deny

MAC addresses listed below.

Filters-

Select the filter you wish to use; in this case,

MAC filters

was

chosen.

Name-

Enter the name here.

MAC Address-

Enter the MAC Address of the client that will be allowed or de-

nied access.

DHCP Client-

Select a DHCP client from the pull-down list; click

Clone

to

copy that MAC Address.

28

Using the Configuration Menu (continued)

Advanced > Filters > Domain Blocking

Domain Blocking is used to allow or deny LAN (Local Area Network) computers from

accessing specific domains on the Internet. Domain blocking will deny all requests to a

specific domain such as http and ftp. It can also allow computers to access specific

sites and deny all other sites.

Filters-

Domain Blocking

Blocked Domains-

Permitted

Domains-

Select the filter you wish to use; in this case,

Domain Blocking

was chosen.

Disabled-

Allow-

Deny-

Enter the

Permitted Domains

in this field.

Enter the

Blocked Domains

in this field.

Select

Disabled

to disable

Domain Blocking

.

Allows users to access all domains except

Blocked Domains

.

Denies users

access to

all domains except

Permitted Domains

.

29

Using the Configuration Menu (continued)

Advanced > Firewall

Firewall Rules

is an advanced feature used to deny or allow traffic from passing

through the DI-784. It works in the same way as IP Filters with additional settings.

You can create more detailed access rules for the DI-784. When virtual services are

created and enabled, it will also display in Firewall Rules. Firewall Rules contains all

network firewall rules pertaining to IP (Internet Protocol).

In the Firewall Rules List at the bottom of the screen, the priorities of the rules are

from top (highest priority) to bottom (lowest priority.)

Note: The DI-784 MAC Address filtering rules have precedence over the Firewall

Rules.

Schedule-

Select

Always

or enter the

Time

.

Firewall Rules

-

Name-

Action-

Source-

Enable

or

disable

the Firewall Rules.

Enter a name for the rule.

Allow

or

deny

IP traffic through the router.

Enter the

IP Address range

.

Destination-

Enter the

IP Address range

, the

Protocol

,

and the

Port Range

.

30

Advanced > DMZ

Using the Configuration Menu (continued)

If you have a client PC that cannot run Internet applications properly from behind the

DI-784, then you can set the client up to unrestricted Internet access. It allows a

computer to be exposed to the Internet. This feature is useful for gaming purposes.

Enter the IP Address of the internal computer that will be the DMZ host. Adding a

client to the DMZ (Demilitarized Zone) may expose your local network to a variety of

security risks, so only use this option as a last resort.

DMZ-

IP Address-

Enable

or

disable

the DMZ. The DMZ (Demilitarized Zone)

allows a single computer to be exposed to the Internet.

Enter the

IP Address

of the computer to be in the

DMZ

.