Tunnel Spine Configuration

Area	Explanation
`Status`	Indicating the active/passive status of Tunnel Backbone
`Tunneling Mode`	Active – Single Tunnel: This option is selected, if there is only one tunnel in the endpoint. Active – LACP: This option is selected if more than one internet or MPLS is available at the opposite location. Passive – Single Tunnel: This option is selected if there are devices making NAT at the ends. Passive – LACP: This option is selected if multiple lines are available.
`Location Name`	The current location name is given.
`Address Family`	The IP Address family used is selected.
`Adding VLAN Tagging`	If we add the tagged VLANs, we make them “active”. If there are VLANs to be transferred, they would be made “passive”.
`VLAN Tag to Include`	If there is VLAN tag to be added, this would be added here.
`VLANs (Trunk)`	VLANs to be transferred are entered here. (Adding VLAN Tag should be passive.)
`Native VLAN`

When we enter “Tunnels” menu at the A location and click the “Add” button;

Area	Explanation
`Status`	Indicating the active/passive status of Tunnel.
`Address Family`	The address family used is selected. IPv4 or IPv6.
`Opposite Tunnel IP Address`	The opposite tunnel IP address is written.
`WAN Interface`	WAN interface which connect with the tunnel is selected.

When we enter “Public Key” menu at Test location and click the “Add” button;

Area	Explanation
`Status`	Indicating the active/passive status of public key.
`Explanation`	An explanation is indicated
`Channel Number`	The channel number specified by the tunnel client must be written.
`Public Key`	Everyone holding public keys can make Tunnel Backbone tunneling. The Public Key is obtained by the Tunnel Client.

Note: The public key button is active only when the Passive-LACP and Passive-Single Tunnel is selected.