Digi TX54 User Manual page 383

Virtual Private Networks (VPN)
6. For Address, type the IP address of the local GRE tunnel, 172.30.0.2/32.
7. Click Apply to save the configuration and apply the change.
The Apply button is located at the top of the WebUI page. You may need to scroll to the top of
the page to locate it.

Command line
1. At the command line, type config to enter configuration mode:
> config
(config)>
2. Add an interface named ipsec_endpoint2:
(config)> add network interface ipsec_endpoint2
(config network interface ipsec_endpoint2)>
3. Set the zone to internal:
(config network interface ipsec_endpoint2)> zone internal
(config network interface ipsec_endpoint2)>
4. Set the device to /network/device/loopback:
(config network interface ipsec_endpoint2)> device /network/device/loopback
(config network interface ipsec_endpoint2)>
5. Set the IPv4 address to the IP address of the local GRE tunnel, 172.30.0.2/32:
(config network interface ipsec_endpoint2)> ipv4 address 172.30.0.2/32
(config network interface ipsec_endpoint2)>
TX54 User Guide
Generic Routing Encapsulation (GRE)
383