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Last modified by Mengting Qiu on 2025/07/29 15:24
From version 49.7
edited by Mengting Qiu
on 2025/07/29 14:05
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To version 49.4
edited by Mengting Qiu
on 2025/07/29 13:59
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 Certificate Management for -NB/-NS Models ====
325 +==== 4.1.2.5 Overwriting Certificates on -NB/-NS Models ====
326 326  
327 327  
328 -
329 329  The -NB/-NS modules (BC660K) do not support clearing certificates via AT commands or firmware updates.
330 330  
331 331  To effectively "clear" existing certificates, users may overwrite them with arbitrary data by following these steps:
... ... @@ -335,17 +335,8 @@
335 335  Use the standard AT commands (AT+CACERT, AT+CLICERT, AT+CLIKEY) to write non-certificate data (e.g., random strings like 123456).
336 336  Example:
337 337  
338 -AT+CACERT=123456}
339 339  
340 -AT+CLICERT=123456}
341 341  
342 -AT+CLIKEY=123456}
343 -
344 -2. Upload Valid Certificates (Optional):
345 -
346 -After overwriting, users may proceed to upload new valid certificates if needed.
347 -
348 -
349 349  == 4.2  For -CB /-CS model ==
350 350  
351 351  === 4.2.1 Upgrade the firmware to configure TLS firmware to set the certificate ===