D-Link DSL-6740U User Manual page 38

Section 3 - Configuration
Wireless Network Settings
Check the Enable Wireless box to activate wireless function.
Network Name (SSID) identifies members of the Service Set. Accept
the default name or change it to something else. If the default SSID is
changed, all other devices on the wireless network must also use the
same SSID.
Check the Hide Access Point box to hide the network from active
scans.
Country is used to identify the available wireless channel for your
country. If your country is not in the list, please select the country
nearest to you from the drop-down menu.
Click on the Save/Apply button to apply settings.
D-Link DSL-6740U User Manual 38