D-Link DSL-2750U User Manual page 19

Note:
You will need to enter the same key here into your wireless clients in
order to enable proper wireless connection.
Step 7 Configure the wireless network. Enter the information and click Next.
Step 8 Completed And Apply. Click Apply to apply current settings and finish
the setup of the DSL-2750U router. Click Back to review or modify any
settings.
DSL-2750U User Manual
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