D-Link DIR-400 User Manual page 33

Section 3 - Configuration
Transmission
Use the drop-down menu to select the appropriate Transmission
Rate:
Rate in Mbits per second. Many users will want to use the
default setting, Best (automatic).
WMM Enable: Enable WMM (Wi-Fi Multimedia) to enjoy basic quality of
service features. WMM prioritizes traffic according to four
access categories: voice, video, best effort, and background.
Check this option if you would not like the SSID of your wireless
Enable Hidden
network to be broadcasted by the router. If this option is
Wireless:
checked, the SSID of the DIR-400 will not be seen by wireless
network finding utilities, so your wireless clients will have to
know the SSID of your DIR-400 in order to connect to it.
D-Link DIR-400 User Manual 33