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Figure 219 nat 1:1 example policy route, Figure 220 create a policy route, Lan1 – ZyXEL Communications 200 Series User Manual

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Chapter 16 Virtual Servers

ZyWALL USG 100/200 Series User’s Guide

316

Figure 219 NAT 1:1 Example Policy Route

Click Network > Routing > Policy Route > Add and configure the screen as shown next. Be
careful of where you create the route as routes are ordered in descending priority.

Figure 220 Create a Policy Route

NAT 1:1 Firewall Rule

Create a firewall rule to allow access from the WAN zone to the mail server in the LAN1 zone.
Be careful of where you create the rule as firewall rules are ordered in descending priority.

192.168.1.21

Source 1.1.1.1

NAT

SMTP

Source 192.168.1.1

SMTP

LAN1

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