Use Windows PowerShell modulels in PowerShell Core by appending the Windows PowerShell PSModulePath to your PowerShell Core PSModulePath

pscore_winModules

<#
Most of the modules that ship as part of Windows (for example, DnsClient, Hyper-V, NetTCPIP, Storage, etc.) and other Microsoft products including Azure and Office have not been explicitly ported to .NET Core yet.
By installing the WindowsPSModulePath module, you can use Windows PowerShell modules by appending the Windows PowerShell PSModulePath to your PowerShell Core PSModulePath.
#>
# Add `-Scope CurrentUser` if you're installing as non-admin
Install-Module WindowsPSModulePath -Force

# Add this line to your profile if you always want Windows PowerShell PSModulePath
Add-WindowsPSModulePath