64位的NET2.0下载地址:
http://www.microsoft.com/downloads/details.aspx?familyid=B44A0000-ACF8-4FA1-AFFB-40E78D788B00&displaylang=zh-cn
安装后,如果原来网站程序为32位环境,可以执行:
cscript C:\inetpub\adminscripts\adsutil.vbs SET W3SVC/AppPools/Enable32bitAppOnWin64 1
将IIS从64位降级为32位即可
