一个站点兼容多个版本的程序集配置，以Oracle.DataAccess.dll为例

<runtime>

<assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">

<dependentAssembly>

<assemblyIdentity name="Oracle.DataAccess"

publicKeyToken="89B483F429C47342"

culture="neutral" />

<bindingRedirect

oldVersion="2.111.6.20"

newVersion="2.111.6.0" />

</dependentAssembly>

</assemblyBinding>

</runtime>