How Wps Works - ZyXEL Communications N220 User Manual

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Chapter 2 Wireless LANs

The following figure shows a WPS-enabled wireless client (installed in a notebook

computer) connecting to the WPS-enabled AP via the PIN method.

Figure 5 Example WPS Process: PIN Method

ENROLLEE

2.4.3 How WPS Works

When two WPS-enabled devices connect, each device must assume a specific role.

One device acts as the Registrar (the device that supplies network and security

settings) and the other device acts as the Enrollee (the device that receives

network and security settings. The registrar creates a secure EAP (Extensible

Authentication Protocol) tunnel and sends the network name (SSID) and the WPA-

PSK or WPA2-PSK pre-shared key to the enrollee. Whether WPA-PSK or WPA2-PSK

is used depends on the standards supported by the devices. If the registrar is

WPS

This device's

WPS PIN:

123456

WPS

Enter WPS PIN

from other device:

WPS

START

WITHIN 2 MINUTES

SECURE EAP TUNNEL

SSID

WPA(2)-PSK

COMMUNICATION

REGISTRAR

WPS

N220 User's Guide

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