ZyXEL Communications ADSL VoIP IAD with 802.11g Wireless 2602HW Series - Manual (Page 55)

Prestige 2602HW Series User’s Guide
Chapter 1 Getting To Know Your Prestige 55
Figure 2 Internet Telephony Service Provider Application
1.4.3 Firewall for Secure Broadband Internet Access
The Prestige provides protection from attacks by Internet hackers. By default, the firewall
blocks all incoming traffic from the WAN. The firewall supports TCP/UDP inspection and
DoS (Denial of Services) detection and prevention, as well as real time alerts, reports and logs.
Figure 3 Firewall Application
1.4.4 LAN to LAN Application
You can use the Prestige to connect two geogr aphical ly dispersed networks over the ADSL line.
A typical LAN-to-LAN application for your Prestige is shown as follows.