Samsung Galaxy Note 3 User Manual page 233

To manage connected devices:
This feature allows you to provide MAC filtering on your
device. This is similar to a "VIP list" where only device on the
list are allowed access.
1. From the Home screen, tap
(T-Mobile folder)
2. Tap Mobile HotSpot
3. Tap (Add new device) to add devices to the
allowed for connection list.
4. Enter the Device name and Mac address.
5. Tap OK to save the new device.
(Apps)
(Mobile HotSpot).
Allowed devices.
Connections 227