[OperationContract()]
string HttpHead( 
   string url,
   out string error,
   string proxy,
   string encoding,
   ResponceType respType,
   int timeout,
   string cookies,
   string userAgent,
   bool useRedirect,
   int maxRedirectCount,
   string[] additionalHeaders,
   string downloadPath,
   bool useOriginalUrl,
   bool legacyMultipart,
   ICookieContainer cookieContainer,
   bool removeDefaultHeaders
)

Parameters

url

error

proxy

encoding

respType

timeout

cookies

userAgent

useRedirect

maxRedirectCount

additionalHeaders

downloadPath

useOriginalUrl

legacyMultipart

cookieContainer

removeDefaultHeaders

Return Value

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

IInstanceManagerService Interface
IInstanceManagerService Members