Zte MF612 User Manual page 21

Step4. Set SSID Configuration in the following figure:
Service Set Identifier (SSID) is used to uniquely identify your WLAN. If
you enable SSID Broadcast, the gateway will broadcast the SSID, and
other device can detect and connect with it.
Step5. Set Security Configuration in the following figure:
Encryption will keep your traffic from being unauthorized monitor and
access, select one encryption mode from the list, and then set key
and/or algorithm for it.
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