Professional Question About PPPOE Accounting_with payment if needed

Hi Dear mikrotik users and technicians
I want to go directly into my problem
How is this possible to config a pppoe server on mikrotik to excepting some destination ip addresses from traffic calculation and accounting ?
I have read mikrotik pppoe manual and radius protocol documentations Repeatedly…
as i know implementing the same solution just related to NAS (mikrotik in my plan)

all of your tips and suggestions are welcomed and if you think i should pay for the solution pm me please.

Thanks in advance .

no one ? :confused:
at least offer me who can give me a commercial support about this if you know.