Windows/Powershell

Allow Remote Powershell

On the server you'll be accessing

PS> Enable-PSRemoting -Force      #suppresses user prompts and enables.
PS> Enable-PSRemoting -SkipNetworkProfileCheck -Force      #enables even on public networks.

You may also need to add the client that will be connecting to the trusted hosts list.

PS> Set-Item WSMan:\localhost\Client\TrustedHosts -Value "FQDN" -Force    #Adds an individual host.  Overwrites previous entry.
PS> Set-Item WSMan:\localhost\Client\TrustedHosts -Value "*" -Force      #Adds everything to the trusted host list.

PS> Get-Item WSMan:\localhost\Client\TrustedHosts

   WSManConfig: Microsoft.WSMan.Management\WSMan::localhost\Client

Type                  Name                         SourceOfValue   Value                                                  
----                    ----                            -------------      -----                                                  
System.String   TrustedHosts                                         *