Windows Server 2008R2 及上系统安装 Windows 可选功能

1. 获取有哪些可选功能可以安装

　　Dism /online /Get-Features >c:\features.txt  或  Dism /Online /Get-Features /Format:Table

2. 查看某一个可选功能的详细信息

　　Dism /online /Get-FeatureInfo /FeatureName:TFTP
3. 安装一或多个可选功能

　　Dism /online /Enable-Feature /FeatureName:IIS-HostableWebCore /ALL&Dism /online /Enable-Feature /FeatureName:IIS-ASPNET45 /ALL