PLANET WNAP-1120 - Manual (Page 15)

3.2.1.1 MULTIPLE ESSID SETTING
Here are descriptions of every setup item:
No. Except Main SSID, you can configure additional three ESSID
here.
Enable Select the box to enable the different additional ESSID.
SSID Please input the SSID name (the name used to identify this
wireless access point) here. You can input up to 32
alphanumerical characters. PLEASE NOTE THAT ESSID IS
CASE SENSITIVE.
Broadcast SSID Decide if the wireless access point will broadcast its own
ESSID or not. You can hide the ESSID of your wireless access
point (set the option to ‘Disable’), so only people those who
know the ESSID of your wireless access point can get
connected.
WMM WMM (Wi-Fi Multimedia) technology, which can improve the
performance of certain network applications, like audio/video
streaming, network telephony (VoIP), and others. When you
enable WMM function, the access point will define the priority
of different kinds of data, to give higher priority to applications
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