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Last modified by Mengting Qiu on 2025/07/29 15:24
From version 49.5
edited by Mengting Qiu
on 2025/07/29 14:00
Change comment: There is no comment for this version
To version 49.7
edited by Mengting Qiu
on 2025/07/29 14:05
Change comment: There is no comment for this version

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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 ====
325 +==== 4.1.2.5 Overwriting Certificates on -NB/-NS Models Certificate Management for -NB/-NS Models ====
326 326  
327 327  
328 +
328 328  The -NB/-NS modules (BC660K) do not support clearing certificates via AT commands or firmware updates.
329 329  
330 330  To effectively "clear" existing certificates, users may overwrite them with arbitrary data by following these steps:
... ... @@ -340,8 +340,11 @@
340 340  
341 341  AT+CLIKEY=123456}
342 342  
344 +2. Upload Valid Certificates (Optional):
343 343  
346 +After overwriting, users may proceed to upload new valid certificates if needed.
344 344  
348 +
345 345  == 4.2  For -CB /-CS model ==
346 346  
347 347  === 4.2.1 Upgrade the firmware to configure TLS firmware to set the certificate ===