Last modified by Edwin Chen on 2025/01/29 20:30
<
From version < 29.4 >
edited by Xiaoling
on 2022/05/26 17:12
To version < 20.1 >
edited by Xiaoling
on 2022/05/26 16:46
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Change comment: Uploaded new attachment "image-20220526164623-12.png", version {1}

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... ... @@ -23,7 +23,7 @@
23 23  * If the device is sending join request to server?
24 24  * What frequency the device is sending?
25 25  
26 -[[image:image-20220526164956-15.png]]
26 +[[image:image-20220526163523-1.png]]
27 27  
28 28  Console Output from End device to see the transmit frequency
29 29  
... ... @@ -211,7 +211,7 @@
211 211  Configure a downstream to the end device
212 212  )))
213 213  
214 -[[image:image-20220526164623-12.png]]
214 +[[image:https://wiki.dragino.com/images/thumb/8/82/Downstream_debug_1.png/600px-Downstream_debug_1.png||height="217" width="600"]]
215 215  
216 216  (((
217 217  Set a downstream in TTN and see it is sent
... ... @@ -222,7 +222,7 @@
222 222  This downstream info will then pass to the gateway downstream list. and include the DR which is used (SF9BW125) in EU868 is DR3
223 223  )))
224 224  
225 -[[image:image-20220526164650-13.png]]
225 +[[image:https://wiki.dragino.com/images/thumb/d/dc/Downstream_debug_2.png/600px-Downstream_debug_2.png||height="245" width="600"]]
226 226  
227 227  (((
228 228  Gateway Traffic can see this downstream info
... ... @@ -237,7 +237,7 @@
237 237  When the downstream packet appear on the traffic of Gateway page. The LoRaWAN gateway can get it from LoRaWAN server and transmit it. In Dragion Gateway, this can be checked by runinng "logread -f" in the SSH console. and see below:
238 238  )))
239 239  
240 -[[image:image-20220526164734-14.png]]
240 +[[image:https://wiki.dragino.com/images/thumb/2/21/Downstream_debug_3.png/600px-Downstream_debug_3.png||height="195" width="600"]]
241 241  
242 242  (((
243 243  Gateway Sent out this packet
... ... @@ -297,10 +297,9 @@
297 297   Receive data
298 298   1:0012345678}}}
299 299  
300 -
301 301  == 5.3 If problem doesn’t solve ==
302 302  
303 -(% style="color:red" %)**If user has checked below steps and still can't solve the problem, please send us (support @ dragino.com) the sceenshots for each step to check. They include:**
302 +**If user has checked below steps and still can't solve the problem, please send us (support @ dragino.com) the sceenshots for each step to check. They include:**
304 304  
305 305  * End node console to show the transmit freuqency and DR.
306 306  * Gateway (from gateway UI) traffic to show the packet got from end node and receive from Server.
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338 338  
339 339  (% class="box infomessage" %)
340 340  (((
341 -**Change to ABP Mode: AT+NJM=0**
340 +Change to ABP Mode: AT+NJM=0
342 342  )))
343 343  
344 344  (% class="box infomessage" %)
345 345  (((
346 -**Change to fix frequency: AT+CHS=904900000**
345 +Change to fix frequency: AT+CHS=904900000
347 347  )))
348 348  
349 349  (% class="box infomessage" %)
350 350  (((
351 -**Change to fix DR: AT+DR=0**
350 +Change to fix DR: AT+DR=0
352 352  )))
353 353  
354 -[[image:image-20220526165525-16.png]]
353 +[[image:https://wiki.dragino.com/images/e/e6/Decrypt_a_LoRaWAN_Packet1.jpg||alt="Decrypt a LoRaWAN Packet1.jpg" height="607" width="558"]]
355 355  
356 -
357 357  2. In LG02 , configure to receive above message
358 358  
359 -[[image:image-20220526165612-17.png]]
357 +[[image:https://wiki.dragino.com/images/c/c3/Decrypt_a_LoRaWAN_Packet2.jpg||alt="Decrypt a LoRaWAN Packet2.jpg" height="337" width="558"]]
360 360  
361 -
362 362  In LG02 console, we can see the hex receive are:
363 363  
364 -[[image:image-20220526171112-21.png]]
361 +[[image:https://wiki.dragino.com/images/f/f1/Decrypt_a_LoRaWAN_Packet3.jpg||alt="Decrypt a LoRaWAN Packet3.jpg" height="179" width="558"]]
365 365  
366 -
367 367  3. Decode the info in web
368 368  
369 369  [[https:~~/~~/lorawan-packet-decoder-0ta6puiniaut.runkit.sh>>url:https://lorawan-packet-decoder-0ta6puiniaut.runkit.sh/]]
... ... @@ -378,7 +378,7 @@
378 378  
379 379  [[https:~~/~~/lorawan-packet-decoder-0ta6puiniaut.runkit.sh/?data=40c1190126800100024926272bf18bbb6341584e27e23245&nwkskey=00000000000000000000000000000111&appskey=00000000000000000000000000000111>>url:https://lorawan-packet-decoder-0ta6puiniaut.runkit.sh/?data=40c1190126800100024926272bf18bbb6341584e27e23245&nwkskey=00000000000000000000000000000111&appskey=00000000000000000000000000000111]]
380 380  
381 -[[image:image-20220526171029-20.png]]
377 +[[image:https://wiki.dragino.com/images/7/77/Decrypt_a_LoRaWAN_Packet4.png||alt="Decrypt a LoRaWAN Packet4.png" height="390" width="558"]]
382 382  
383 383  (((
384 384   The FRMPayload is the device payload.
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389 389  
390 390  Since firmware v1.8, LHT65 will send MAC command to request time, in the case if DR only support max 11 bytes, this MAC command will be bundled to a separate uplink payload with 0x00.
391 391  
392 -
393 393  = 9. Why do I see a "MIC Mismatch" error message from the server? =
394 394  
395 395  (((
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442 442  
443 443  = 11. Why my Dev EUI and APP EUI is 0x000000000000, how to solve? =
444 444  
445 -(((
446 446  It is possible the keys is erased during upgrading of firmware. and the console output shows below after AT+CFG
447 -)))
448 448  
449 -(((
450 450  AT+APPKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
451 -)))
452 452  
453 -(((
454 454  AT+NWKSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
455 -)))
456 456  
457 -(((
458 458  AT+APPSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
459 -)))
460 460  
461 -(((
462 462  AT+APPEUI=00 00 00 00 00 00 00 00
463 -)))
464 464  
465 -(((
466 -
467 -)))
468 468  
469 -(((
470 470  You can get the keys from the box sticker or send mail to Dragino Support to check keys with the provided SN number.
471 -)))
472 472  
473 -(((
474 474  You can rewrites the keys by running commands in AT Console
475 -)))
476 476  
477 -(((
478 -**For example：**
479 -)))
455 +For example：
480 480  
481 -(((
482 482  AT+APPKEY=85 41 47 20 45 58 28 14 16 82 A0 F0 80 0D DD EE
483 -)))
484 484  
485 -(((
486 486  AT+NWKSKEY=AA CC B0 20 30 45 37 32 14 1E 14 93 E2 3B 20 11
487 -)))
488 488  
489 -(((
490 490  AT+APPSKEY=11 23 02 20 30 20 30 60 80 20 20 30 30 20 10 10
491 -)))
492 492  
493 -(((
494 494  AT+APPEUI=2C 45 47 E3 24 12 23 24
495 -)))
496 496  
497 -(((
498 498  (Any combination of 16 bit codes can be used）
499 -)))
500 500  
501 501  
502 -(% class="wikigeneratedid" %)
503 -
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