Virtual Private Networks (VPN) Generic Routing Encapsulation (GRE)
Digi Connect IT® 4 User Guide
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4. For Device, select the GRE tunnel created in Task three (IP tunnel: gre_tunnel2).
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.
Command line
1. At the command line, type config to enter configuration mode:
> config
(config)>
2. Add an interface named gre_interface2:
(config)> add network interface gre_interface2
(config network interface gre_interface2)>
3. Set the zone to internal:
(config network interface gre_interface2)> zone internal
(config network interface gre_interface2)>
4. Set the device to the GRE tunnel created in Task three (/vpn/iptunnel/gre_tunnel2):
(config network interface gre_interface2)> device /vpn/iptunnel/gre_tunnel2
(config network interface gre_interface2)>
5. Set 172.31.0.2/30 as the virtual IP address on the GRE tunnel:
(config network interface gre_interface2)> ipv4 address 172.31.0.2/30
(config network interface gre_interface2)>