Roberto Carna wrote: > But now, suppose the freeradius server is offline, how can I tell the > Linux server that if Freeradius is offline it has to authenticate in > local mode (local PAM). In this way, I have to have a special user in my > Linux server to access it through SSH in case freeradius is off.
You can't really tell the Linux box that FreeRADIUS is offline. The RADIUS protocol doesn't allow for checks to see if a server is alive. It just has to try authentication, and wait for timeouts. Alan DeKok. - List info/subscribe/unsubscribe? See http://www.freeradius.org/list/users.html

