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Last modified by Mengting Qiu on 2025/07/29 15:24
From version 49.2
edited by Mengting Qiu
on 2025/07/29 13:58
Change comment: There is no comment for this version
To version 44.1
edited by Mengting Qiu
on 2025/03/06 13:42
Change comment: Uploaded new attachment "image-20250306134213-1.png", version {1}

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Title
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1 -Dragino -NB/-CB device connection to AWS platform instructions
1 +Dragino NB device connection to AWS platform instructions
Content
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322 322  After completing the certificate configuration, Burn the [[bootloader>>https://www.dropbox.com/sh/u0uzvvnn58yrie4/AAAvvF_KRveNgmDejzp23ziLa/NB-IoT/Bootloader?dl=0&subfolder_nav_tracking=1]] firmware first, then re-burn the original working [[firmware>>https://www.dropbox.com/sh/u0uzvvnn58yrie4/AACREHllkTe0rATD4ZOqddyga/NB-IoT?dl=0]].
323 323  
324 324  
325 -==== 4.1.2.5 Overwriting Certificates on -NB/-NS Models ====
326 -
327 -
328 -The -NB/-NS modules (BC660K) do not support clearing certificates via AT commands or firmware updates.
329 -
330 -To effectively "clear" existing certificates, users may overwrite them with arbitrary data by following these steps:
331 -
332 -
333 -
334 -
335 335  == 4.2  For -CB /-CS model ==
336 336  
337 337  === 4.2.1 Upgrade the firmware to configure TLS firmware to set the certificate ===
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347 347  
348 348  Methods to Update Firmware:
349 349  
340 +* (Recommended way) OTA firmware update via BLE: [[**Instruction**>>url:http://wiki.dragino.com/xwiki/bin/view/Main/BLE_Firmware_Update_NB_Sensors_BC660K-GL/]].
341 +
350 350  * Update through UART TTL interface : **[[Instruction>>url:http://wiki.dragino.com/xwiki/bin/view/Main/UART_Access_for_NB_ST_BC660K-GL/#H4.2UpdateFirmware28Assumethedevicealreadyhaveabootloader29]]**.
351 351  
352 352  === 4.2.2 Configure certificate ===
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412 412  
413 413  After successful execution, as shown in the following figure.
414 414  
415 -[[image:image-20250306134213-1.png]]
407 +[[image:image-20240528174502-15.png]]
416 416  
417 417  Display (% style="color:blue" %)**"Successfully configured CA certificate."**(%%) If the configuration is successful, otherwise it is considered configuration failure.
418 418  
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535 535  Display(% style="color:blue" %)** "Successfully configured client private key."**(%%) If the configuration is successful, otherwise it is considered configuration failure.
536 536  
537 537  
538 -==== 4.2.2.4 Re-upgrade the firmware ====
530 +==== 4.2.2.4 For -CB /-CS model Certificate setting error/change certificate ====
539 539  
540 540  
541 -After completing the certificate configuration, Burn the [[bootloader>>https://www.dropbox.com/scl/fo/ztlw35a9xbkomu71u31im/AE23WqlQ8CKU4cuy-sP1JkM/Utility/NB-IoT%20Bootloader?rlkey=ojjcsw927eaow01dgooldq3nu&e=1&subfolder_nav_tracking=1&dl=0]] firmware first, then re-burn the original working [[firmware>>https://www.dropbox.com/scl/fo/ztlw35a9xbkomu71u31im/ANd2flSqspRRXl-ksF6gUqk/LTE-M?dl=0&rlkey=ojjcsw927eaow01dgooldq3nu&subfolder_nav_tracking=1]].
542 -
543 -
544 -==== 4.2.2.5 For -CB /-CS model Certificate setting error/change certificate ====
545 -
546 -
547 547  (% data-sider-select-id="7c5a8abc-e707-467b-ac02-db0a89098320" %)When you set the wrong certificate or you need to re-set another certificate.
548 548  Please use the following three commands：
549 549