Настройка proxy-сервера

http://wiki.rsu.edu.ru/index.php/%D0%9D%D0%B0%D1%81%D1%82%D1%80%D0%BE%D0%B9%D0%BA%D0%B0_proxy-%D1%81%D0%B5%D1%80%D0%B2%D0%B5%D1%80%D0%B0