ZyXEL Communications NWA-3160 - V3.70 Manual page 27

Chapter 1 Introduction
• If two or more NWAs (in bridge mode) are connected to the same hub.
Figure 5 Bridge Loop: Two Bridges Connected to Hub
• If your NWA (in bridge mode) is connected to a wired LAN while communicating
with another wireless bridge that is also connected to the same wired LAN.
Figure 6 Bridge Loop: Bridge Connected to Wired LAN
To prevent bridge loops, ensure that you enable Spanning Tree Protocol (STP) in
the Wireless screen or your NWA is not set to bridge mode while connected to
both wired and wireless segments of the same LAN.
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NWA-3160 Series User's Guide