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<title>配置数据完整性</title>
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<h1>配置数据完整性</h1>
<p>数据完整性校验是根据消息内容计算数量的过程。消息的发送方计算校验和。校验和的值将作为消息包的一部分。消息的接收方重新计算所收到消息的校验和。如果传输过程中消息未改变,则这两个校验和的值必定完全一样。</p>
<p>要配置数据完整性,请执行以下操作:</p>
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<p>在导航器窗格中,展开 <span class="bold">Oracle Net 配置 > 本地 > 概要文件</span>。</p>
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<p>从右侧窗格的列表中,选择 <span class="bold">Oracle Advanced Security</span>。</p>
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<p>选择<a href="n8ahelporacle_advanced_security_integri.htm">完整性</a>选项卡。</p>
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<p>通过分别选择“客户机”或“服务器”复选框启用客户机或服务器的数据完整性。</p>
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<p>指定客户机和服务器将如何协商数据的完整性。必须选择客户机和服务器的<span class="bold">校验和级别</span>。级别说明如下:</p>
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<td align="left" id="r2c1-t7" headers="r1c1-t7"><a href="n8ahelpaccepted.htm">被接受</a></td>
<td align="left" headers="r2c1-t7 r1c2-t7">如果连接的对方指定了“必需的”或“请求的”,并且对方存在可用的一致算法,则服务将是活动的;否则服务将是不活动的。</td>
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<td align="left" headers="r3c1-t7 r1c2-t7">服务必须不是活动的,如果另一方指定“必需的”,则连接将会失败。</td>
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<td align="left" headers="r4c1-t7 r1c2-t7">如果连接的对方指定了“被接受”、“必需的”或“请求的”,并且对方存在可用的一致算法,则服务将是活动的;否则服务将是不活动的。</td>
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<td align="left" headers="r5c1-t7 r1c2-t7">服务必须是活动的,如果另一方指定“拒绝”或没有一致的算法,则连接将会失败。</td>
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<p>单击<span class="bold">文件 > 保存网络配置</span>。</p>
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<p><span class="bold">相关主题</span></p>
<p><a href="n8ahelpnet8_overview.htm">Oracle Net Services 概览</a></p>
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