# File lib/soap/netHttpClient.rb, line 86
  def post(url, req_body, header = {})
    unless url.is_a?(URI)
      url = URI.parse(url)
    end
    extra = header.dup
    extra['User-Agent'] = @agent if @agent
    res = start(url) { |http|
      http.post(url.request_uri, req_body, extra)
    }
    Response.new(res)
  end