一般软件下载 .torrentapplication/octet-stream .7zapplication/octet-stream .isoapplication/octet-stream 手机相关类型: .apkapplication/vnd.android.package-archive .dedapplication/vnd.iphone .dmg application/octet-stream .ipaapplication/vnd.iphone .app application/vnd.iphone .pxlapplication/vnd.iphone 让iis支持flv