NETGEAR MR314 Reference Manual page 64

An additional menu of the Wireless Setup allows you to restrict access to the wireless network to
only allow specific PCs. The Wireless Access Filter menu shown in
To restrict access using this menu:
Enable the Wireless Access Filter by clicking the Yes button.
a.
Obtain the Ethernet MAC address of the wireless interface card of each authorized PC.
b.
This address is usually printed on the card itself, or it may appear in the router's DHCP
table.
Enter each MAC address into the Filter table.
c.
If desired, you can enter a descriptive name or label to identify each PC for reference.
d.
Click Apply.
e.
Figure 5-3.