一些调用后，WCF服务给出了403错误

Question

我已经写了一个WCF服务。我面临的问题是服务发布后对服务的调用只能工作3-4次。之后，对服务的任何调用都会返回403错误。我检查了配置文件中的超时变量，并将它们设置为5分钟。但问题仍然存在。

配置文件（服务器端）          

<appSettings>
<add key="aspnet:UseTaskFriendlySynchronizationContext" value="true" />
</appSettings>
<system.web>

<compilation debug="true" />
</system.web>

    

<bindings>
  <basicHttpBinding>
    <binding name="basicHttpBinding" maxBufferSize="2147483647" maxReceivedMessageSize="21474083647" closeTimeout="00:05:00" openTimeout="00:05:00" sendTimeout="00:05:00" receiveTimeout="00:03:00" >
      <readerQuotas maxDepth="128" maxStringContentLength="83808608" maxArrayLength="2147483646" maxBytesPerRead="409600000" maxNameTableCharCount="163840000" />



    </binding>
  </basicHttpBinding>

  <wsHttpBinding>
    <binding name="wsBindingConfig" maxReceivedMessageSize="100000000"  maxBufferPoolSize="2147483647" messageEncoding="Mtom">
      <readerQuotas maxArrayLength="100000000" maxBytesPerRead="409600000" maxNameTableCharCount="163840000"/>

    </binding>

  </wsHttpBinding>
 </bindings>

 <behaviors>
  <serviceBehaviors>
    <behavior name ="servicebehavior">
      <serviceMetadata httpGetEnabled="true"/>
      <serviceDebug includeExceptionDetailInFaults="false"/>
    </behavior>
  </serviceBehaviors>
  <endpointBehaviors>
    <behavior name="restbehavior">
      <webHttp/>
    </behavior>
  </endpointBehaviors>
 </behaviors>


 <services>
  <service name="WcfJMMLib.Service1">
    <host>
      <baseAddresses>
        <add baseAddress = "http:address" />

      </baseAddresses>
    </host>
    <!-- Service Endpoints -->
    <!-- Unless fully qualified, address is relative to base address supplied above -->
    <endpoint address="soap" binding="basicHttpBinding" contract="WcfJMMLib.IService1">


      <!-- 
          Upon deployment, the following identity element should be removed or replaced to reflect the 
          identity under which the deployed service runs.  If removed, WCF will infer an appropriate identity 
          automatically.
      -->
      <identity>
        <dns value="localhost"/>
      </identity>
    </endpoint>
    <endpoint address="rest" binding="webHttpBinding"  behaviorConfiguration="restbehavior" contract="WcfJMMLib.IService2"/>
    <!-- Metadata Endpoints -->
    <!-- The Metadata Exchange endpoint is used by the service to describe itself to clients. --> 
    <!-- This endpoint does not use a secure binding and should be secured or removed before deployment -->
            <endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange"/>        

  </service>
  </services>

 </system.serviceModel>
<system.net>
<defaultProxy enabled="true" useDefaultCredentials="true">
</defaultProxy>
<connectionManagement>
  <add maxconnection = "100" address ="*" />
</connectionManagement>
 </system.net>
 </configuration>