Virtual Private Networks (VPN)
NEMO
LR54 User Guide
577
3. Click
VPN
>
NEMO
.
The NEMO tunnel is enabled by default. To disable, toggle off
Enable
.
4. For
Home IP address
, type the IPv4 address of the NEMO virtual network interface.
5. For
Zone
, select
Internal
.
The Internal firewall zone configures the LR54 device to trust traffic going to the tunnel and
allows it through the network.
6. For
Home agent server IP
address, type the IPv4 address of the NEMO home agent. This is
provided by your cellular carrier.
7. For
Key
, type the key used to authenticate to the home agent. This is provided by your cellular
carrier.
8. For
Home agent SPI
, type the Security Parameter Index (SPI) value, which is used in the
authentication extension when registering. This should be normally left at the default setting
of
256
unless your service provider indicates a different value.
9. For
Home agent registration lifetime, in seconds
, type the number of seconds number of
seconds until the authorization key expires. This is provided by your cellular carrier.
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 LR54 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
If
Default route
is selected, the network interface that is used will be the same as
the default route.
n
If
Interface
is selected, specify the local network interface.
n
If
IP address
is selected, type the IP address.
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.