Wifi Disconnect Problem

I have a problem with my hotspot service … I configured the hotspot but as a configure tenda ‘n301’ router as a Access Point and connect to lan port of the server any device cannot connect… My Android phone connects only for 1 or 2 seconds … please help me

how your wifi conf looks like
what the log said?

/system logging
add action=wlan prefix=wlan1 topics=wireless,debug