Changes for page LoRaWAN Communication Debug
Last modified by Edwin Chen on 2025/01/29 20:30
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Edwin1 +XWiki.Xiaoling - Content
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... ... @@ -17,6 +17,7 @@ 17 17 * End Node Keys screen shot shows in end node and server. so we can check if the keys are correct. (In most case, we found keys doesn't match, especially APP EUI) 18 18 19 19 20 + 20 20 (% style="color:blue" %)**1. End Device Join Screen shot, we can check:** 21 21 22 22 * If the device is sending join request to server? ... ... @@ -38,6 +38,7 @@ 38 38 Console Output from Gateway to see packets between end node and server. 39 39 40 40 42 + 41 41 (% style="color:blue" %)**3. Gateway Traffic Page in LoRaWAN Server** 42 42 43 43 * If the Join Request packet arrive the gateway traffic in server? If not, check the internet connection and gateway LoRaWAN server settings. ... ... @@ -49,6 +49,7 @@ 49 49 The Traffic for the End node in the server, use TTN as example 50 50 51 51 54 + 52 52 (% style="color:blue" %)**4. Data Page in LoRaWAN server** 53 53 54 54 * If this data page shows the Join Request message from the end node? If not, most properly you have wrong settings in the keys. Keys in the server doesn't match the keys in End Node. ... ... @@ -57,6 +57,7 @@ 57 57 58 58 The data for the end device set in server 59 59 63 + 60 60 [[image:image-20220526163732-5.png]] 61 61 62 62 Check if OTAA Keys match the keys in device ... ... @@ -104,6 +104,7 @@ 104 104 105 105 US915 Channels 106 106 111 + 107 107 [[image:image-20220526163926-7.png]] 108 108 109 109 AU915 Channels ... ... @@ -444,18 +444,23 @@ 444 444 = 10. Why i got the payload only with "0x00" or "AA~=~="? = 445 445 446 446 447 -* Ifyouare using US915, AU915 or AS923 frequencies.Itossiblebecause:.452 +**Why this happen:** 448 448 454 +For US915, AU915 or AS923 frequencies.It is possible because: . 455 + 449 449 When using the frequency mentioned above, the server sometimes adjusts the Data Rate (DR) of the node, because the end node has Adaptive Data Rate (ADR) Enabled. 450 450 451 -When the server adjusts yournode rate to 0, the maximum payload length is 11 bytes. The server sometimes sends an ADR packet to the node,and the node will reply to the server after receiving the ADR packet, but the number of payload bytes exceeds the limit,so it will send a normal uplink packet, and an additional 00 data packet.458 +When the server adjusts end node data rate to 0, the maximum payload length is 11 bytes. The server sometimes sends an ADR packet to the end node, and the node will reply to the server after receiving the ADR packet, but the number of payload bytes exceeds the limit, so it will send a normal uplink packet, and following an additional 00 data packet to handle this MAC command response. 452 452 453 -Solution: Use the decoder to filter out this 00 packet. 454 454 455 - Somenode decoders may nothave filtering function,or you need decodersf other servers and formats. Please send an email to [[david.huang@dragino.cc>>mailto:david.huang@dragino.cc]]461 +**How to solve:** 456 456 463 +Solution: Use the decoder to filter out this 0x00 packet. 457 457 465 +Some node decoders may not have the filter function, or you need decoders of other servers and formats. Please send an email to [[support@dragino.com>>mailto:support@dragino.com]] 458 458 467 + 468 + 459 459 = 11. Why my Dev EUI and APP EUI is 0x000000000000, how to solve? = 460 460 461 461