Configuration
4.11 GRE Tunnels Configuration
4.11 GRE Tunnels Configuration
GRE is an unencrypted protocol. GRE via IPv6 is not supported.
To open the
GRE Tunnel Configuration
page, click
GRE
in the
Configuration
section of the
main menu. The menu item will expand and you will see four separate configuration pages:
1st Tunnel
,
2nd Tunnel
,
3rd Tunnel
and
4th Tunnel
. The GRE tunnel function allows you to
create an unencrypted connection between two separate LAN networks. The router allows you
to create four GRE tunnels.
Item
Description
Description
Description of the GRE tunnel.
Remote IP Address
IP address of the remote side of the tunnel.
Remote Subnet
IP address of the network behind the remote side of the tunnel.
Remote Subnet Mask
Specifies the mask of the network behind the remote side of the
tunnel.
Local Interface IP
Address
IP address of the local side of the tunnel.
Remote Interface IP
Address
IP address of the remote side of the tunnel.
Multicasts
Activates/deactivates sending multicast into the GRE tunnel:
•
disabled
– Sending multicast into the tunnel is inactive.
•
enabled
– Sending multicast into the tunnel is active.
Pre-shared Key
Specifies an optional value for the 32 bit shared key in numeric
format, with this key the router sends the filtered data through
the tunnel. Specify the same key on both routers, otherwise the
router drops received packets.
Table 37: GRE Tunnel Configuration
The GRE tunnel cannot pass through the NAT.
The changes in settings will apply after pressing the
Apply
button.
82
UM Configuration OWL LTE M12
Rel. 06.1.09 - 07/2019
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