Digi TX54 User Manual page 466

Virtual Private Networks (VPN)
Local endpoint: The local network interface to connect to peer device.
Format:
/network/interface/aview
/network/interface/defaultip
/network/interface/defaultlinklocal
/network/interface/gre_endpoint
/network/interface/lan1
/network/interface/loopback
/network/interface/wan1
/network/interface/wwan1
/network/interface/wwan2
Current value:
(config vpn iptunnel gre_example)>
5. Set the IP address of the GRE endpoint on the remote peer:
(config vpn iptunnel gre_example)> remote ip_address
(config vpn iptunnel gre_example)>
6. (Optional) Set a key that will be inserted in GRE packets created by this tunnel.
The key must match the key set by the remote endpoint.
(config vpn iptunnel gre_example)> key value
(config vpn iptunnel gre_example)>
where value is an interger between 0 and 4294967295, or an IP address.
7. (Optional) Enable the device to reply to Cisco GRE keepalive packets:
(config vpn iptunnel gre_example)> keepalive true
(config vpn iptunnel gre_example)>
8. Save the configuration and apply the change:
(config vpn iptunnel gre_example)> save
Configuration saved.
>
9. Type exit to exit the Admin CLI.
Depending on your device configuration, you may be presented with an Access selection
menu. Type quit to disconnect from the device.
TX54 User Guide
Generic Routing Encapsulation (GRE)
466