ZyXEL Communications VMG1312-B Series User Manual page 135

The following figure shows a WPS- enabled client ( inst alled in a not ebook com put er) connect ing t o a
WPS- enabled access point .
Figure 47 How WPS works
ACTIVATE
WPS
ENROLLEE
The roles of regist rar and enrollee last only as long as t he WPS set up process is act ive ( t wo
m inut es) . The next t im e you use WPS, a different device can be t he regist rar if necessary.
The WPS connect ion process is like a handshake; only t wo devices part icipat e in each WPS
t ransact ion. I f you want t o add m ore devices you should repeat t he process wit h one of t he exist ing
net worked devices and t he new device.
Not e t hat t he access point ( AP) is not always t he regist rar, and t he wireless client is not always t he
enrollee. All WPS- cert ified APs can be a regist rar, and so can som e WPS- enabled wireless client s.
By default , a WPS devices is " unconfigured". This m eans t hat it is not part of an exist ing net work
and can act as eit her enrollee or regist rar ( if it support s bot h funct ions) . I f t he regist rar is
unconfigured, t he securit y set t ings it t ransm it s t o t he enrollee are random ly- generat ed. Once a
WPS- enabled device has connect ed t o anot her device using WPS, it becom es " configured". A
configured wireless client can st ill act as enrollee or regist rar in subsequent WPS connect ions, but a
configured access point can no longer act as enrollee. I t will be t he regist rar in all subsequent WPS
connect ions in which it is involved. I f you want a configured AP t o act as an enrollee, you m ust reset
it t o it s fact ory default s.
7.10.9.4 Example WPS Network Setup
This sect ion shows how securit y set t ings are dist ribut ed in an exam ple WPS set up.
The following figure shows an exam ple net work. I n st ep 1 , bot h AP1 and Clie nt 1 are
unconfigured. When WPS is act ivat ed on bot h, t hey perform t he handshake. I n t his exam ple, AP1
VMG1312-B Series User's Guide
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WPS HANDSHAKE
SECURE TUNNEL
SECURITY INFO
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Chapter 7 Wireless
ACTIVATE
WPS
REGISTRAR
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