Windows PowerShell
Copyright (C) 2013 Microsoft Corporation. All rights reserved.

PS C:\> help test-wsman

NAME
    Test-WSMan

SYNOPSIS
    Tests whether the WinRM service is running on a local or remote computer.


SYNTAX
    Test-WSMan [[-ComputerName] <String>] [-ApplicationName <String>] [-Authentication <AuthenticationMechanism>]
    [-CertificateThumbprint <String>] [-Credential <PSCredential>] [-Port <Int32>] [-UseSSL] [<CommonParameters>]


DESCRIPTION
    The Test-WSMan cmdlet submits an identification request that determines whether the WinRM service is running on a
    local or remote computer. If the tested computer is running the service, the cmdlet displays the WS-Management
    identity schema, the protocol version, the product vendor, and the product version of the tested service.