L2Tp; Configure A Ppp-Over-L2Tp Tunnel - Digi TX54 User Manual

Virtual Private Networks (VPN)

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
(config network interface gre_interface2)> device /vpn/iptunnel/gre_
tunnel2
(config network interface gre_interface2)>
5. Set 172.31.0.1/30 as the virtual IP address on the GRE tunnel:
(config network interface gre_interface2)> ipv4 address 172.31.1.1/30
(config network interface gre_interface2)>
6. Save the configuration and apply the change:
(config network interface gre_interface2)> save
Configuration saved.
>
7. 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.

L2TP

Your TX54 device supports PPP-over-L2TP (Layer 2 Tunneling Protocol).

Configure a PPP-over-L2TP tunnel

Your TX54 device supports PPP-over-L2TP (Layer 2 Tunneling Protocol). The tunnel endpoints are
known as L2TP Access Concentrators (LAC) and L2TP Network Servers (LNS). Each endpoint
terminates the PPP session.
TX54 User Guide
Task three (/vpn/iptunnel/gre_tunnel2):
L2TP
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