Digi IX10 User Manual page 468

Virtual Private Networks (VPN)
10. For MTU discovery, leave enabled to determine the maximum transmission unit (MTU) size.
If disabled, for MTU, type the MTU size. The default MTU size for LANs on the IX10 device is
1500. The MTU size of the NEMO tunnel will be smaller, to take into account the required
headers.
11. Click to expand Care of address to configure the local WAN interface of the internet facing
network.
a. For Type, select the method to determine the local network interface that is used to
communicate with the peer.
n
n
n
The default is Default route.
12. Click to expand GRE tunnel local endpoint.
a. For Type, select the local endpoint of the GRE endpoint negotiated by NEMO.
n
n
The default is Default route.
13. Click to expand Local networks.
a. For Add Interface, click  to add a local network to use as a virtual NEMO network
interface.
b. For Interface, select the local interface to use as a virtual NEMO network interface.
Generally, this will be the a Local Area Network (LAN).
c. (Optional) Repeat for additional interfaces.
14. 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 IX10
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 a NEMO tunnel. For example, to add a NEMO tunnel named nemo_example:
(config)> add vpn nemo nemo_example
(config vpn nemo nemo_example)>
IX10 User Guide
If Default route is selected, the network interface that is used will be the same as
the default route.
If Interface is selected, specify the local network interface.
If IP address is selected, type the IP address.
If Default route is selected, the network interface that is used will be the same as
the default route.
If Interface is selected, specify the local network interface.
NEMO
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