如何使用 awstats 和 FreeBSD 的内置FTP 服务/var/log/xferlog's xferlog？来自（简单系统日志）的示例行：
Sep 12 19:05:51 bsd-vps ftpd[35082]: connection from ###.###.###.###
Sep 12 19:05:52 bsd-vps ftpd[35082]: ANONYMOUS FTP LOGIN FROM ###.###.###.###, [email protected]
Sep 12 19:05:52 bsd-vps ftpd[35082]: session root changed to /usr/home/ftp/public
Sep 12 19:05:52 bsd-vps ftpd[35082]: get /homepage/stuff/math/jobs/kombinatorika_09.pdf = 115086 bytes (wd: /homepage/stuff/math/jobs; chrooted)