ZyXEL Communications 200 Series - Manual (Page 430)

Chapter 26 L2TP VPN Example
ZyWALL USG 100/200 Series User’s Guide
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8 In the properties dialog box, click Add > Next.
Figure 331 IP Security Policy Properties > Add
9 Select This rule does not specify a tunnel and click Next.
Figure 332 IP Security Policy Properties: Tunnel Endpoint
10 Select All network connections and click Next.