limit sending address in CC: BCC:

[satish patel]

Dear ALL
 
                  I am useing qmail-ldap and it is working fine but i want to 
limit sending address in CC: or BB: in outlook thruogh my qmail MTA. i explain 
in depth some users sending mail to all users meas 1000 users in my domain so i 
want to limte user can send only number of sender like 50 users means  user can 
only send number of users in CC: or BCC
 
 
 urgent help
 
 Satish Patel
 
 
 Send free SMS to your Friends on Mobile from your Yahoo! Messenger. Download 
Now! http://messenger.yahoo.com/download.php