This article will show you how to enable Powershell Web Access on Windows Server 2012.
PSWA allows you to manage or grant other admins permission to run PowerShell commands via a web based PowerShell console.
To Enable PSWA you need first to install .NET Framework 4.5 and the Powershell Web Access Feature
Once the feature is installed install the PSWA Web Application and use self-signed certificate
Install-PswaWebApplication –UseTestCertificate
Give permission to users to access the PSWA
Add-PswaAuthorizationRule -UserName test\administrator -ComputerName SRV4 -ConfigurationName adminsonly
Or this (only in test lab)
Add-PswaAuthorizationRule –UserName * -ComputerName * -ConfigurationName *
Go to https://servername/pswa
Type your username and password you allowed before
All done