etc/hosts file below : 127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1               localhost localhost.localdomain localhost6 localhost6.localdomain6 192.168.17.9    linux-mail.amber.com    linux-mail ________________________________ From: Alan Buxey <A.L.M.Buxey@lboro.ac.uk> To: Patricia Julien <pljulienne@yahoo.com>; FreeRadius users mailing list <freeradius-users@lists.freeradius.org> Sent: Thursday, September 5, 2013 5:36 PM Subject: Re: Get errors with radtest on ip address No problem with radiusd at this point.  It's not received a single packet.  You've got a problem with your local network environment on the host.  Care to share /etc/hosts? alan