code: public void serviceName_lines_number_diagnostic_cancel_POST(String serviceName, String number) throws IOException {
  		String qPath = "/xdsl/{serviceName}/lines/{number}/diagnostic/cancel";
  		StringBuilder sb = path(qPath, serviceName, number);
  		exec(qPath, "POST", sb.toString(), null);
  	}
docs: Cancel line diagnostic if possible
  
  REST: POST /xdsl/{serviceName}/lines/{number}/diagnostic/cancel
  @param serviceName [required] The internal name of your XDSL offer
  @param number [required] The number of the line