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Reference Manual for the ADSL Modem Wireless Router DG834G
Protecting Your Network 4-3
v1.0, October 2006
Configuring Basic Firewall Services
Basic firewall services you can configure include access blocking and scheduling of firewall
security. These topics are presented below.
Blocking Keywords, Sites, and Services
The modem router provides a variety of options for blocking Internet based content and
communications services. With its content filtering feature, the ADSL Modem Wireless Router
prevents objectionable content from reaching your PCs. The modem router allows you to control
access to Internet content by screening for keywords within Web addresses. Key content filtering
options include:
• Keyword blocking of HTTP traffic.
• Outbound Service Blocking limits access from your LAN to Internet locations or services that
you specify as off-limits.
• Denial of Service (DoS) protection. Automatically detects and thwarts Denial of Service
(DoS) attacks such as Ping of Death, SYN Flood, LAND Attack and IP Spoofing.
• Blocking unwanted traffic from the Internet to your LAN.
The section below explains how to configure your
modem router to perform these functions.
How to Block Keywords and Sites
The ADSL Modem Wireless Router allows you to restrict access to Internet content based on
functions such as Web addresses and Web address keywords.
1. Log in to the modem router at its default LAN address of http://192.168.0.1 with its default
User Name of admin, default password of password, or using whatever Password and LAN
address you have chosen for the modem router.