What You Can Do In The Layer-2 Isolation Screen; What You Need To Know About Layer-2 Isolation - ZyXEL Communications NWA-3160 - V3.70 Manual

Chapter 12 Layer-2 Isolation Screen
communicating with the NWA's wireless clients except for broadcast packets.
Layer-2 isolation does not check the traffic between wireless clients that are
associated with the same AP. Intra-BSS Traffic allows wireless clients associated
with the same AP to communicate with each other.

12.1.1 What You Can Do in the Layer-2 Isolation Screen

Use the Wireless > Layer-2 Isolation screen (see
configure the MAC addresses of the wireless client, AP, computer or router to
which you want to allow the associated wireless clients to have access.

12.1.2 What You Need To Know About Layer-2 Isolation

Every Ethernet device has a unique MAC (Media Access Control) address. The MAC
address is assigned at the factory and consists of six pairs of hexadecimal
characters, for example, 00:A0:C5:00:00:02. You need to know the MAC address
of each device to configure MAC filtering on the NWA.
If layer-2 isolation is enabled, you need to know the MAC address of each wireless
client, AP, computer or router that you want to allow to communicate with the
NWA's wireless clients.
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Section 12.2 on page
NWA-3160 Series User's Guide
179) to