тут пара вопросов есть... зарание прошу прощение за возможную тупость но второй день как я связался с этим делом и ни фига не секу...
Simultaneous-Use = 1 что означает, и к чему изменение приведёт?..

и что означает:
Apr 18 07:32:06 Main.warning: /usr/local/etc/raddb/sqlserver:10: auth_max_connections is obsolete
Apr 18 07:32:06 Main.warning: /usr/local/etc/raddb/sqlserver:21: acct_max_connections is obsolete
Apr 18 07:32:06 Main.error: /usr/local/etc/raddb/sqlserver: missing `server' statement
Apr 18 07:32:06 Main.warning: /usr/local/etc/raddb/sqlserver: missing `group_query' statement
Apr 18 07:32:06 Main.warning: /usr/local/etc/raddb/sqlserver: missing `acct_nasdown_query' statement
Apr 18 07:32:06 Main.warning: /usr/local/etc/raddb/sqlserver: missing `acct_nasup_query' statement
Apr 18 07:32:06 Main.notice: disabling SQL authentication
Apr 18 07:32:06 Main.notice: disabling SQL accounting
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при содержании файла sqlserver:
/usr/local/etc/raddb/sqlserver:
interface postgres
login ?????
password ?????

keepopen yes
idle_timeout 14400

doauth yes
auth_max_connections 24

auth_db vpn

auth_query  select passwd from users where user_name='%u' AND active = TRUE and get_traffic_limit('%u') >= 0

reply_attr_query  SELECT attr,param \
                    FROM users_attribute \
                    WHERE op IS NULL AND user_name='%u'
doacct yes
acct_max_connections 24
acct_db vpn

acct_start_query INSERT INTO stat(user_name,start,ip,frm,acct_s_id,pid,update) \
         VALUES('%u','%D','%C{Framed-IP-Address}', \
         '%C{Calling-Station-Id}','%C{Acct-Session-Id}','%C{Login-Service}','%D')

acct_alive_query UPDATE stat \
            SET tm = %C{Acct-Session-Time}, \
                update = '%D', \
                inp = %C{Acct-Input-Octets}, \
                out = %C{Acct-Output-Octets} \
         WHERE user_name = '%u' AND acct_s_id = '%C{Acct-Session-Id}'

acct_stop_query  UPDATE stat \
            SET tm = %C{Acct-Session-Time}, \
                update = '%D', \
            stop   = '%D', \
                inp = %C{Acct-Input-Octets}, \
            out = %C{Acct-Output-Octets}  \
         WHERE user_name = '%u' AND acct_s_id = '%C{Acct-Session-Id}'; \
         UPDATE users_attribute \
            SET param = INT8(param) - %C{Acct-Input-Octets} - %C{Acct-Output-Octets}  \
         WHERE user_name = '%u' AND attr = 'Traffic-Limit'; \
         UPDATE users \
            SET active = false WHERE get_traffic_limit('%u') <= 0 AND user_name = '%u'; \
         SELECT check_lost('%u')