Firewall For Secure Broadband Internet Access; Lan To Lan Application; Figure 3 Peer-To-Peer Calling; Figure 4 Firewall Application - ZyXEL Communications Prestige 2602H Series User Manual

The following figure shows a basic example of how you would make a peer-to-peer VoIP call.
You use your analog phone (A in the figure) and the Prestige (B) changes the call into VoIP.
The Prestige then sends your call through the Internet to the peer VoIP device (C).

Figure 3 Peer-to-peer Calling

1.2.4 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 4 Firewall Application

1.2.5 LAN to LAN Application

You can use the Prestige to connect two geographically dispersed networks over the ADSL
line. A typical LAN-to-LAN application for your Prestige is shown as follows.
Chapter 1 Getting To Know Your Prestige
Prestige 2602H/HW Series User's Guide
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