https://devzone.nordicsemi.com/f/nordic-q-a/85436/dfu---otahi am working on DFU- OTA on nRF52833. In one of the query I found the method for to evaluate DFU- OTA on nRf52833 , am able to do that ,after connected to the Bluetooth I am sharing bin file from Nordic app. My query is How this bin is sharing, whichen-USTelligent Community 13Fri, 04 Mar 2022 09:43:22 GMThttps://devzone.nordicsemi.com/thread/356236?ContentTypeID=1Fri, 04 Mar 2022 09:43:22 GMT137ad170-7792-4731-bb38-c0d22fbe4515:16cc5c58-a47a-4b5e-94d6-50e28700df08Amanda Hsieh<p>Hi,&nbsp;</p> <p><span>In Zephyr, the sample application implements a Simple Management Protocol (SMP) server for DFU/OTA. SMP is a basic transfer encoding. For more information about SMP, please see&nbsp;</span><a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.7.1/zephyr/guides/device_mgmt/index.html#device-mgmt"><span>Device Management</span></a>,&nbsp;<a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.9.0/zephyr/samples/subsys/mgmt/mcumgr/smp_svr/README.html?highlight=smp%20server%20example"><span>SMP</span><span>&nbsp;</span><span>Server</span><span>&nbsp;</span>Sample</a>&nbsp;and&nbsp;<a href="https://github.com/zephyrproject-rtos/mcumgr/blob/c854c85ec75d624c47058bc4ac0ab9b12e2dd0e7/protocol.md">SMP (Simple Management Protocol) Protocol Notes</a>.&nbsp;</p> <p><span>Regards,<br />Amanda</span></p><div style="clear:both;"></div>