Don't work freeradius with MySQL.

[tnt at kalik.co.yu]

>rad_recv: Access-Request packet from host 192.168.1.7:1119, id=0, length=44
>        User-Name = "fred"
>        User-Password = "wilma"
>  Processing the authorize section of radiusd.conf
>modcall: entering group authorize for request 0
>  modcall[authorize]: module "preprocess" returns ok for request 0
>  modcall[authorize]: module "chap" returns noop for request 0
>  modcall[authorize]: module "mschap" returns noop for request 0
>    rlm_realm: No '@' in User-Name = "fred", looking up realm NULL
>    rlm_realm: No such realm "NULL"
>  modcall[authorize]: module "suffix" returns noop for request 0
>  rlm_eap: No EAP-Message, not doing EAP
>  modcall[authorize]: module "eap" returns noop for request 0
==>radius_xlat:  ''     ######
>  modcall[authorize]: module "sql" returns fail for request 0
>modcall: leaving group authorize (returns fail) for request 0

OK. You have done something to radiusd.conf and broken the configuration.
Username should appear in there. Go back to the default configuration,
only uncomment sql entries and try again.

Ivan Kalik
Kalik Informatika ISP