Asp.Net修改上传文件大小限制（修改web.config)

i. Configuration节点下

<system.webServer>

<security>

<requestFiltering>

<!--单位为字节 maxAllowedContentLength-->

<requestLimits maxAllowedContentLength="2097151000"/>

</requestFiltering>

</security>

</system.webServer>

ii. System.web下修改节点HttpRuntime为

<!--单位为KB maxRequestLength-->

<httpRuntime maxRequestLength="2097151" executionTimeout="3600" useFullyQualifiedRedirectUrl="true" />