ZyXEL Communications VPN Series Handbook page 671

Security firewalls

Table of Contents

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What Could Go Wrong?

If you cannot configure a particular bridge IP address, please check is this IP

address already created on other Ethernet interface.

How to Allow Public Access to a Server Behind

This is an example of using ZyWALL/USG to configure a securely access to internal

server behind ZyWALL/USG with network address translation (NAT). The Internet

users can reach this server directly by its public IP address and a NAT mapping

rule will forward the traffic from the Internet to the Intranet. It provides security and

decrease the number of IP addresses an organization needs.

ZyWALL/USG enables Public Access to a Server with NAT