请问一下Config文件里的这些值都是管什么用的？

[billow_chentao]

<bindings>
<basicHttpBinding>
<binding name="BasicHttpBinding_IBaseService" closeTimeout="00:01:00"
openTimeout="00:01:00" receiveTimeout="00:10:00" sendTimeout="00:01:00"
allowCookies="false" bypassProxyOnLocal="false" hostNameComparisonMode="StrongWildcard"
maxBufferSize="65536" maxBufferPoolSize="524288" maxReceivedMessageSize="65536"
messageEncoding="Text" textEncoding="utf-8" transferMode="Buffered"
useDefaultWebProxy="true">
<readerQuotas maxDepth="32" maxStringContentLength="8192" maxArrayLength="16384"
maxBytesPerRead="4096" maxNameTableCharCount="16384" />
<security mode="None">
<transport clientCredentialType="None" proxyCredentialType="None"
realm="" />
<message clientCredentialType="UserName" algorithmSuite="Default" />
</security>
</binding>
</basicHttpBinding>
</bindings>

[wuyq11]

http://msdn.microsoft.com/zh-cn/library/ms731361(VS.90).aspx

[刀枪blue]

契约。

[billow_chentao]

谁有超超详细的说明，哪些值改到最大值和最小值有什么好处和弊端。
比如maxReceivedMessageSize值比较小时记录太多会有问题，需要设置大一点。那么为什么默认值不是最大值，较小值存在的意义何在？？