Please Help me

I have a router board 433ah and 3 card ( 2 Atheros AR5413 and 1 Atheros 11N)
i m using it to for a ISP ny wifi.
i am using Hotspot system
The problem that i have a internet 30mb/s and i have a 70 client in my board.
when i enter to hotspot in active client i see 20 client active but only 8 hwo take internet
i dont understand why?
maybe its better to change to PPPoE system?
please can someone help me
i dont understand why the other client dont take internet
maybe the problem in config

Thanks For Help
Best regards From Ukraine

re configure your all system but let pppoe server take the task

Can Some One Help me For a good config For My 433Ah

I have a Three card R52 and i have a link internet 30mb/s

what the best config for my borad to set a good AP

and wich system can i use :

HotSpot Or PPPoE

Please help me because i dont know when i use hotspot i see only 5mb/s from my connexion

But when i delet some firwell script . the client connect directly and i see a good speed average in my link


and the client i can see only in Host

can someone help please

I attached The Picture
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test1.jpg