DocumentRoot /var/www
 Servername glpi.makeitsimple.lan
 <Location />
                AuthType Kerberos
                AuthName "Demande d'identification SSO"
                KrbAuthRealms MAKEITSIMPLE.LAN
                KrbServiceName HTTP/glpi.makeitsimple.lan   
                Krb5Keytab /etc/apache2/httpd.keytab
                KrbMethodNegotiate On
                KrbMethodK5Passwd On
                require valid-user
        </Location>