Digi IX20W-PR User Manual page 606

Virtual Private Networks (VPN)
4. Set the remote endpoint to the IP address of the GRE tunnel on IX20-1, 172.30.0.1:
(config vpn iptunnel gre_tunnel2)> remote 172.30.0.1
(config vpn iptunnel gre_tunnel2)>
5. Save the configuration and apply the change
(config vpn iptunnel gre_tunnel2)> save
Configuration saved.
>
Task four: Create an interface for the GRE tunnel device

Web
1. Click Network > Interfaces.
2. For Add Interface, type gre_interface2 and click .
3. For Zone, select Internal.
4. For Device, select the GRE tunnel created in
5. Click to expand IPv4.
6. For Address, type 172.31.0.2/30 for a virtual IP address on the GRE tunnel.
7. Click Apply to save the configuration and apply the change.
IX20 User Guide
Generic Routing Encapsulation (GRE)
Task three (IP tunnel: gre_tunnel2).
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