Virtual Private Networks (VPN)
1. Click Network > Interfaces.
2. For Add Interface, type gre_interface1 and click .
3. For Zone, select Internal.
4. For Device, select the GRE tunnel created in
5. Click to expand IPv4.
6. For Address, type 172.31.0.1/30 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)>
TX54 User Guide
Generic Routing Encapsulation (GRE)
Task three
(IP tunnel: gre_tunnel1).
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