Digi TX40 User Manual page 574

Virtual Private Networks (VPN)
5. Click to expand Authentication.
6. For Pre-shared key, type testkey.
7. Click to expand Remote endpoint.
8. For Hostname, type public IP address of the TX40-2 device.
9. Click to expand Policies.
10. For Add Policy, click  to add a new policy.
11. Click to expand Local network.
12. For Type, select Custom network.
13. For Address, type the IP address and subnet of the local GRE tunnel, 172.30.0.1/32.
14. For Remote network, type the IP address and subnet of the remote GRE tunnel,
172.30.0.2/32.
15. Click Apply to save the configuration and apply the change.

Command line
1. Select the device in Remote Manager and click Actions > Open Console, or log into the TX40
local command line as a user with full Admin access rights.
Depending on your device configuration, you may be presented with an Access selection
menu. Type admin to access the Admin CLI.
2. At the command line, type config to enter configuration mode:
> config
(config)>
3. Add an IPsec tunnel named ipsec_gre1:
(config)> add vpn ipsec tunnel ipsec_gre1
(config vpn ipsec tunnel ipsec_gre1)>
TX40 User Guide
Generic Routing Encapsulation (GRE)
574