Удаление логов транзакций в Exchange 2007

http://www.exchangerus.ru/2009/07/01/%D1%83%D0%B4%D0%B0%D0%BB%D0%B5%D0%BD%D0%B8%D0%B5-%D0%BB%D0%BE%D0%B3%D0%BE%D0%B2-%D1%82%D1%80%D0%B0%D0%BD%D0%B7%D0%B0%D0%BA%D1%86%D0%B8%D0%B9-%D0%B2-microsoft-exchange-server-2007/