Changes for page LoRaWAN Communication Debug
Last modified by Edwin Chen on 2025/01/29 20:30
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... ... @@ -4,8 +4,9 @@ 4 4 5 5 6 6 7 -= 1.Join process page check = 7 += 1. Join process page check = 8 8 9 + 9 9 These pages are useful to check what is wrong on the Join process. Below shows the four steps that we can check the Join Process. 10 10 \\**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:** 11 11 ... ... @@ -25,12 +25,11 @@ 25 25 26 26 * What frequency the device is sending? 27 27 28 -[[image:image-202 20526164956-15.png||height="591" width="1153"]]29 +[[image:image-20240129142147-2.png||height="736" width="964"]] 29 29 30 -Console Output from End device to see the transmit frequency 31 +Console Output from End device to see the transmit frequency. 31 31 32 32 33 - 34 34 (% style="color:blue" %)**2. Gateway packet traffic in gateway web or ssh. we can check:** 35 35 36 36 * If the gateway receive the Join request packet from sensor? (If this fail, check if the gateway and sensor works on the match frequency) ... ... @@ -37,12 +37,11 @@ 37 37 38 38 * If the gateway gets the Join Accept message from server and transmit it via LoRa? 39 39 40 -[[image:image-202 20526163608-2.png]]40 +[[image:image-20240129151608-6.jpeg||height="725" width="1256"]] 41 41 42 42 Console Output from Gateway to see packets between end node and server. 43 43 44 44 45 - 46 46 (% style="color:blue" %)**3. Gateway Live data in LoRaWAN Server** 47 47 48 48 * Does the gateway real-time data contain information about Join Request? If not, check the internet connection and gateway LoRaWAN server Settings. ... ... @@ -51,22 +51,21 @@ 51 51 52 52 * If the Join Accept message are in correct frequency? If you set the server to use US915 band, and your end node and gateway is EU868, you will see the Join Accept message are in US915 band so no possible to Join success. 53 53 54 -[[image:image-202 20526163633-3.png]]53 +[[image:image-20240129150821-5.jpeg||height="522" width="1264"]] 55 55 56 56 The Traffic for the End node in the server, use TTN as example. 57 57 58 58 59 - 60 60 (% style="color:blue" %)**4. Data Page in LoRaWAN server** 61 61 62 62 * 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. 63 63 64 -[[image:image-2024012 3150720-1.png||height="459" width="1182"]]62 +[[image:image-20240129142557-3.png||height="488" width="1267"]] 65 65 66 66 The data for the end device set in server 67 67 68 68 69 -[[image:image-2024012 3150943-2.png||height="556" width="1179"]]67 +[[image:image-20240129142631-4.png||height="637" width="1256"]] 70 70 71 71 Check if OTAA Keys match the keys in device. 72 72 ... ... @@ -215,8 +215,6 @@ 215 215 216 216 * This packet must match the DataRate of RX1(RX1DR) or RX2 (RX2DR). (% style="color:red" %)**This is the common fail point, because different lorawan server might use different RX2DR and they don't info End Node via ADR message so cause the mismatch. If this happen, user need to change the RX2DR to the right value in end node. In OTAA, LoRaWAN Server will send the RX2DR setting in Join Accept message so the end node will auto adjust. but ABP uplink doesn't support this auto change.** 217 217 218 -== == 219 - 220 220 == 5.2 See Debug Info == 221 221 222 222 ... ... @@ -230,23 +230,26 @@ 230 230 231 231 ((( 232 232 Configure a downlink to the end device 229 + 230 +[[image:image-20240129152412-8.png||height="486" width="1206"]] 233 233 ))) 234 234 235 -[[image:image-20240123163307-7.png||height="330" width="1125"]] 236 236 237 237 ((( 238 238 Set a downstream in TTN and see it is sent 239 239 ))) 240 240 238 +(% style="color:red" %)**Note: After the downlink command is successfully sent from the platform to the node, the downlink command is executed only after the platform receives the next uplink package from the node.** 241 241 240 + 242 242 ((( 243 -This down streaminfo will then pass to the gateway downstreamlist. andincludethe DR which is used (SF9BW125) inEU868is DR3242 +This downlink info will then pass to the gateway downlink list. and the DR which is used (SF7BW500) in US915 is DR5. 244 244 ))) 245 245 246 -[[image:image-202 20526164650-13.png]]245 +[[image:image-20240129152049-7.png||height="463" width="1166"]] 247 247 248 248 ((( 249 -Gateway Traffic can see this down streaminfo248 +Gateway Traffic can see this downlink info 250 250 ))) 251 251 252 252 ... ... @@ -256,10 +256,10 @@ 256 256 ))) 257 257 258 258 ((( 259 -When the down streampacket 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:258 +When the downlink packet appear on the traffic of Gateway page. The LoRaWAN gateway can get it from LoRaWAN server and transmit it. In Dragino Gateway, this can be checked by running "logread -f" in the SSH console. and see below: 260 260 ))) 261 261 262 -[[image:image-202 20526164734-14.png]]261 +[[image:image-20240129154321-9.png]] 263 263 264 264 ((( 265 265 Gateway Sent out this packet ... ... @@ -336,7 +336,7 @@ 336 336 337 337 338 338 ((( 339 -In LoRaWAN, the gatewa twill use the frequency specify by the server to transmit a packet as downlink purpose. Each Frequency band has different downlink frequency. and the gateway has a frequency range limited to transmit downlink.338 +In LoRaWAN, the gateway will use the frequency specify by the server to transmit a packet as downlink purpose. Each Frequency band has different downlink frequency. and the gateway has a frequency range limited to transmit downlink. 340 340 ))) 341 341 342 342 ((( ... ... @@ -451,7 +451,7 @@ 451 451 4)We have had cases where it was automatically fixed the next day despite no manual changes, probably a server side issue 452 452 453 453 454 -= 10. Why igot the payload only with "0x00" or "AA~=~="? =453 += 10. Why I got the payload only with "0x00" or "AA~=~="? = 455 455 456 456 457 457 (% style="color:blue" %)**Why sensor sends 0x00?** ... ... @@ -546,7 +546,7 @@ 546 546 (Any combination of 16 bit codes can be used) 547 547 548 548 549 -= 12. I set my device is LoRaWAN Class C mode, why istill see Class A after boot? =548 += 12. I set my device is LoRaWAN Class C mode, why I still see Class A after boot? = 550 550 ))) 551 551 552 552 ... ... @@ -578,5 +578,3 @@ 578 578 579 579 [[image:image-20221215223215-1.png||height="584" width="1280"]] 580 580 581 -(% class="wikigeneratedid" %) 582 -
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