#查看站点test01下所有的MIME类型：

 Get-WebConfiguration -PSPath MACHINE/WEBROOT/APPHOST/test01 -Filter system.webServer/staticContent |select -ExpandProperty collection

 #查看站点test01下的.log MIME类型

 Get-WebConfigurationProperty -Filter system.webServer/staticContent -PSPath IIS:\ -Location test01 -name collection |? {$_.fileextension -eq ".log"}

 #在站点test01下添加.log text/plain的MIME类型

 Add-WebConfigurationProperty -PSPath MACHINE/WEBROOT/APPHOST/test01 -Filter system.webServer/staticContent -Name "." -Value @{fileExtension='.log';mimeType='text/plain'}

 Add-WebConfigurationProperty -Filter system.webServer/staticContent -PSPath IIS:\ -Location test01 -Name "." -Value @{fileExtension='.log';mimeType='text/plain'}

 Add-WebConfigurationProperty -Filter system.webServer/staticContent -PSPath IIS:\ -Location test01 -Name Collection -Value @{fileExtension='.log';mimeType='text/plain'}

 #删除站点test01下的.log MIME类型

 remove-WebConfigurationProperty -Filter system.webServer/staticContent -PSPath IIS:\ -Location test01 -name collection |? {$_.fileextension -eq ".log"}

 添加.xyz类型

 New-Alias -name appcmd -value $env:windir\system32\inetsrv\appcmd.exe

 appcmd set config /section:staticContent /+"[fileExtension=' .xyz ',mimeType=' application/octet-stream ']"

 #使用appcmd.exe删除.eml类型

 & $Env:WinDir\system32\inetsrv\appcmd.exe set config /section:staticContent /-"[fileExtension='.eml']"

#启用目录浏览

Set-WebConfigurationProperty -Filter /system.webServer/directoryBrowse -PSPath 'IIS:\Sites\IISLog2' -Name enabled -Value "true"