="../../chapter_11/11.3/index.html"><strong aria-hidden="true">11.3.</strong> üßê Practice: Over-the-air (OTA) Example</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="../../chapter_11/11.3/11.3.1.html"><strong aria-hidden="true">11.3.1.</strong> Upgrade Firmware Through a Local Host</a></li><li class="chapter-item expanded "><a href="../../chapter_11/11.3/11.3.2.html"><strong aria-hidden="true">11.3.2.</strong> Upgrade Firmware Through ESP RainMaker</a></li></ol></li><li cl