How to calculate the Wi-Fi user who clogs the channel?

Question

Computer networks

There is a Wi-FI network, it is worth changing the password and removing the load, so the point starts to work quickly, you start connecting employees and the point hangs.
It is possible to buy software or hardware that will help fix this problem.
The problem is acute!
The option to connect / disconnect one at a time does not work, because there is a possibility that the user himself does not know that something hangs a dot on him. + too many people

Answer 1

Kismet, if I'm not confusing anything, can show traffic volumes for each client.

Answer 2

what is a wifi network? what equipment? what software?

Answer 3

maybe it's worth starting with the basics?) switch the access point only to the n-standard. chop it to the radius server and look at the logs. plus monitoring of loading of an access point on snmp. and just sit and wait

Answer 4

How many users connect to the hotspot? And at what maximum distance?