# File lib/ec2/ec2.rb, line 978
    def associate_address(instance_id, public_ip)
      link = generate_request("AssociateAddress",
                              "InstanceId" => instance_id.to_s,
                              "PublicIp"   => public_ip.to_s)
      request_info(link, RightBoolResponseParser.new(:logger => @logger))
    rescue Exception
      on_exception
    end