Hi, I added: DEFAULT User-Name =~ "^([^@]+)@isp.com", NAS-IP-Address == "127.0.0.1" User-Name := "%{1}" and this is my debug: rad_recv: Access-Request packet from host 127.0.0.1 port 36732, id=6, length=59 User-Name = "4371104" User-Password = "4371104" NAS-IP-Address = 127.0.0.1 NAS-Port = 0 +- entering group authorize {...} [preprocess] expand: %{User-Name} -> 4371104 [preprocess] hints: Matched DEFAULT at 52 [preprocess] expand: %{1} -> ++[preprocess] returns ok ++[chap] returns noop ++[mschap] returns noop [suffix] No '@' in User-Name = "", looking up realm NULL [suffix] No such realm "NULL" ++[suffix] returns noop [eap] No EAP-Message, not doing EAP ++[eap] returns noop [sql] expand: %{User-Name} -> [sql] sql_set_user escaped user --> '' and failed authentication. Kindly assist. Thanks. Chris.