misconfigured adsl modems hammering my freeradius

[Alan DeKok]

Tom De Wispelaere wrote:
>
> we are using freeradius (with mysql backend) in an isp environment for
> authentication and accounting of adsl modems.
> Some of these modems are misconfigured with a wrong password and  try
> to authenticate every 5 secs or so, so i was wondering if there is a
> simple way to tell radius not to do a lookup every 5 secs for these
> particular modems...

  Don't list them in clients.conf?

  Use rlm_passwd to put them into a group, and send an Access-Reject
early in the authentication session.  See "man rlm_passwd" and the FAQ.

  Alan DeKok.