Billion BiPAC 7401VGP R3 User Manual page 60

Adding a new WPS device (wireless client) to the network - PBC Method
1. Push the WPS button for more than 1 second until the wireless LED flashes.
Note: Once the WPS button is pushed, steps 2 & 3 should be completed within 2 minutes.
2. Access the client's WPS utility, select Join a Wireless Network and then click Next.
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