Configuring Tunnel Node Server on Aruba Switches

Aruba Central allows you to configure tunneled node on switches. The tunneled node connects to one or more client devices at the edge of the network and then establishes a secure Generic Routing Encapsulation (GREGeneric Routing Encapsulation. GRE is an IP encapsulation protocol that is used to transport packets over a network.) tunnel to the controlling concentrator server. You can configure Port-Based Tunnel using UI group.

To configure a tunneled node on the switch, complete the following steps:

1. In the Network Operations app, select one of the following options:

To select a switch group in the filter:

a. Set the filter to a group containing at least one switch.

The dashboard context for the group is displayed.

b. Under Manage, click Devices > Switches.

c. Click the Config icon to view the switch configuration dashboard.

To select a switch in the filter:

a. Set the filter to Global or a group containing at least one switch.

b. Under Manage, click Devices > Switches.

A list of switches is displayed in the List view.

c. Click a switch under Device Name.

The dashboard context for the switch is displayed.

d. Under Manage, click Device.

The tabs to configure the switch is displayed.

2. Click Security > Tunnel Node Server. The Tunnel Node Server page is displayed.

3. Configure the following parameters.

Name	Description	Value
Mode	The mode of tunneling from the drop-down: No Tunnel—switch does not tunnel traffic. Port Based Tunnel—Allows the switch to tunnel traffic to an Aruba controller on a per-port basis.	No Tunnel or Port Based Tunnel
Primary Gateway IP	The IP address of the primary gateway.	A valid IPv4 address
Backup Gateway IP	The IP address of the backup gateway. This field is optional.	A valid IPv4 address

4. Click Save Settings.