Set-Lab-RemoteHostsFile.ps1

function Set-Lab-RemoteHostsFile {

<#
.EXAMPLE
Set-Lab-RemoteHostsFile -ComputerName <RemoteHostname> -InsertIP "214.47.x.x" -InsertDescription "RemoteServer"

#>

    param(
        [string]$ComputerName,
        [string]$InsertIP,
        [string]$InsertDescription
    )

    try {test-connection -cn $ComputerName -count 1 -quiet -ea 0 | out-null} catch {Write-Error -Message "Houston, we have a problem: No Ping." -ErrorAction Stop}
    
    try {gsv -cn $ComputerName -name WinRM | Start-Service} catch {Write-Error -Message "Houston, we have a problem: WinRM Stopped." -ErrorAction Stop}
    
    icm $ComputerName {
        $insertLine = "`n$($args[0])`t$($args[1])"
        Add-Content -Path $env:windir\System32\drivers\etc\hosts -Value $insertLine -Force
    } -ArgumentList $InsertIP,$InsertDescription

    $verify = Get-Content "\\$ComputerName\C$\Windows\System32\drivers\etc\hosts"

    If ([bool]($verify | Select-String $InsertIP)) {"Success"} else {"Failed"}


}