Skip to Content
Last modified by Mengting Qiu on 2025/07/29 15:24
From version 52.3
edited by Mengting Qiu
on 2025/07/29 15:22
Change comment: There is no comment for this version
To version 51.2
edited by Mengting Qiu
on 2025/07/29 14:58
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -322,12 +322,12 @@
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 Clear Certificates by Overwriting (For -NB/-NS Modules) ====
325 +==== 4.1.2.5 Certificate Management for -NB/-NS Models ====
326 326  
327 327  
328 328  The -NB/-NS modules (BC660K) do not support clearing certificates via AT commands or firmware updates.
329 329  
330 -To effectively remove existing certificates, users may overwrite them with dummy data.
330 +To effectively remove existing certificates or test certificate upload functionality, users may overwrite them with dummy data.
331 331  
332 332  
333 333  To effectively "clear" existing certificates, users may overwrite them with arbitrary data by following these steps:
... ... @@ -346,12 +346,19 @@
346 346  AT+CLIKEY=123456}
347 347  
348 348  
349 +**Scenario B:** Testing Certificate Upload Functionality
349 349  
351 +If users want to test whether certificate writing works (without having valid certificates yet):
352 +
353 +~1. Follow the same steps as above.
354 +
350 350  2. Check for success responses after each command:
351 351  
357 +* Expected output:
358 +
352 352  [[image:1753772253801-330.png||height="495" width="620"]]
353 353  
354 -* If you get "Failure", retry or check module connectivity.
361 +* If you get "Failure, retry or check module connectivity.
355 355  
356 356  3. Later, when you have real certificates, overwrite the dummy data with actual certificates.
357 357