Refer to the exhibit.

The exhibit shows the AAA profile for a WLAN on an Aruba solution. This WLAN uses 802.1X to authenticate users to a RADIUS server. A user successfully authenticates with 802.1X, but the RADIUS server does not send a role assignment.
How does the Aruba firewall handle the role assignment for this user?

A company has an Aruba solution that supports an employee WLAN. How can network administrators control in which subnets user receive IP addresses?

Refer to the exhibits.
Exhibit 1

Exhibit 2

Network administrators use the Aruba Mobility Master (MM) wizard to create a WLAN and do not manually alter any of the profiles for that WLAN. The exhibits show some of the settings for the WLAN. Some wireless users cannot successfully connect to the WLAN. Network administrators attempt to connect on their own machines with a test account, and the connection is successful. They attempt to connect with the same account on user clients, and the connection fails.
Which issue could prevent authentication from completing correctly?

A WLAN in an Aruba Mobility Master (MM)-based solution enforces Enterprise-WPA2 security and uses the tunnel forwarding mode. The company has an external RADIUS server.
Which device exchanges RADIUS packets with the RADIUS server?

A network administrator configures this policy:

Users to which this policy apply are unable to receive IP addresses with DHCP. How should the administrator fix the issue?