function Write-Log
{
    param([Parameter(Mandatory=$true, Position=0, ValueFromPipeline=$true)][AllowEmptyString()][string]$Message)
    Write-Verbose -Verbose ("[{0:s}] {1}`r`n" -f (get-date), $Message)
}


$destHost="10.9.13.21"
$user = "administrator"
$pass =  ConvertTo-SecureString -String "PASSWORD" -AsPlainText -Force
$cred = new-object -typename System.Management.Automation.PSCredential -argumentlist $user, $pass


#net start WinRM

if ((Get-Service -Name winrm).Status -ne "Running")
	{ winrm quickconfig }

$list = (get-item wsman:\localhost\Client\TrustedHosts).value

if (!($list.contains("$destHost")))
	{ write-log "Item not in trusted list"; Set-Item wsman:\localhost\Client\TrustedHosts $destHost -Concatenate -Force }

Enter-PSSession -ComputerName $destHost -credential $cred