关键是加粗的两行。
<system.serviceModel>
<behaviors>
<serviceBehaviors>
<behavior name="BOAutoApprovalWCFBehavior">
<serviceMetadata httpsGetEnabled="true" />
<serviceDebug includeExceptionDetailInFaults="false" />
</behavior>
</serviceBehaviors>
</behaviors>
<services>
<service behaviorConfiguration="BOAutoApprovalWCFBehavior" name="BOAutoApprovalWCF">
<endpoint address="" binding="wsHttpBinding" bindingConfiguration="TransportSecurity"
contract="IBOAutoApprovalWCF">
<identity>
<dns value="localhost" />
</identity>
</endpoint>
<endpoint address="mex" binding="mexHttpsBinding" contract="IMetadataExchange" />
</service>
</services>
<bindings>
<wsHttpBinding>
<binding name="TransportSecurity">
<security mode="Transport">
<transport clientCredentialType="None" />
</security>
</binding>
</wsHttpBinding>
</bindings>
</system.serviceModel>