在以下两种情况中，此示例使用服务器筛选器将一个请求重定向到安全门户区域 (/myportal)

This example uses the server filter to redirect a request to the secured portal zone (/myportal) in these two cases

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有些区域存在一些有害的废物。这些区域必须清洁，但在这之前必须检测此区域空气对员工是安全的。

Some locations contain hazardous waste materials. Those locations must be cleaned, and during that process, the air must be monitored to ensure the safety of employees.

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