procedure KillSelectedUsers(KillMessage: string);
The KillSelectedUsers method is used in conjunction with the UserCheckList property. The UserCheckList will present a visual list that will allow you to select one or more users. Once the users have been selected, issuing the KillSelectedUsers command will terminate the client connections to the server.
procedure TForm1.Button5Click(Sender: TObject);
AstaServerSocket1.KillSelectedUsers('Your application is being ' +
'terminated by the System Administrator.');