Himanshu Pandey wrote:

Suppose for auth requests I want the statistics of authorize module. So in listen.c I have seen a function call ret_code=process_authorize();. So whatever is the ret_code of this module according to that a server replies to NAS.

That's not what you originally said. The server DOES keep track of statistics per listener. And prints them out. See the radmin "help" command.

If you find this OK, the same thing I will follow for Accounting and Authentication requests as well.

There's no need. Alan DeKok.