Changes for page LoRaWAN Communication Debug
Last modified by Xiaoling on 2025/05/05 08:51
From version 4.4
edited by Xiaoling
on 2022/05/11 14:42
on 2022/05/11 14:42
Change comment:
There is no comment for this version
To version 34.1
edited by Edwin Chen
on 2022/10/19 23:14
on 2022/10/19 23:14
Change comment:
There is no comment for this version
Summary
-
Page properties (2 modified, 0 added, 0 removed)
-
Attachments (0 modified, 22 added, 0 removed)
- image-20220526163523-1.png
- image-20220526163608-2.png
- image-20220526163633-3.png
- image-20220526163704-4.png
- image-20220526163732-5.png
- image-20220526163801-6.png
- image-20220526163926-7.png
- image-20220526163941-8.png
- image-20220526164052-9.png
- image-20220526164508-10.png
- image-20220526164547-11.png
- image-20220526164623-12.png
- image-20220526164650-13.png
- image-20220526164734-14.png
- image-20220526164956-15.png
- image-20220526165525-16.png
- image-20220526165612-17.png
- image-20220526165855-18.png
- image-20220526170151-19.png
- image-20220526171029-20.png
- image-20220526171112-21.png
- image-20220531161828-1.png
Details
- Page properties
-
- Author
-
... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.Edwin - Content
-
... ... @@ -1,10 +1,12 @@ 1 -**~ Contents:** 1 +**~ Table of Contents:** 2 2 3 3 {{toc/}} 4 4 5 5 6 + 6 6 = 1. OTAA Join Process Debug = 7 7 9 + 8 8 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. 9 9 \\**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:** 10 10 ... ... @@ -14,52 +14,55 @@ 14 14 * End Node traffic (from server UI) to shows end node activity in server. (Normaly possible) 15 15 * 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) 16 16 17 -** ~1. End Device Join Screen shot, we can check:**19 +(% style="color:blue" %)**1. End Device Join Screen shot, we can check:** 18 18 19 19 * If the device is sending join request to server? 20 20 * What frequency the device is sending? 21 21 22 -[[image: https://wiki.dragino.com/images/thumb/0/0f/OTAA_Join-1.jpg/600px-OTAA_Join-1.jpg||height="316" width="600"]]24 +[[image:image-20220526164956-15.png]] 23 23 24 24 Console Output from End device to see the transmit frequency 25 25 26 26 27 -**2. Gateway packet traffic in gateway web or ssh. we can check:** 28 28 30 +(% style="color:blue" %)**2. Gateway packet traffic in gateway web or ssh. we can check:** 31 + 29 29 * If the gateway receive the Join request packet from sensor? (If this fail, check if the gateway and sensor works on the match frequency) 30 30 * If the gateway gets the Join Accept message from server and transmit it via LoRa? 31 31 32 -[[image: https://wiki.dragino.com/images/thumb/1/1c/OTAA_Join-2.png/600px-OTAA_Join-2.png||height="325" width="600"]]35 +[[image:image-20220526163608-2.png]] 33 33 34 34 Console Output from Gateway to see packets between end node and server. 35 35 36 36 37 -**3. Gateway Traffic Page in LoRaWAN Server** 40 +(% style="color:blue" %)**3. Gateway Traffic Page in LoRaWAN Server** 38 38 39 39 * If the Join Request packet arrive the gateway traffic in server? If not, check the internet connection and gateway LoRaWAN server settings. 40 40 * If the server send back a Join Accept for the Join Request? if not, check if the keys from the device match the keys you put in the server, or try to choose a different server route for this end device. 41 41 * 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. 42 42 43 -[[image: https://wiki.dragino.com/images/thumb/5/5c/OTAA_Join-3.png/600px-OTAA_Join-3.png||height="301" width="600"]]46 +[[image:image-20220526163633-3.png]] 44 44 45 45 The Traffic for the End node in the server, use TTN as example 46 46 47 47 48 -**4. Data Page in LoRaWAN server** 51 +(% style="color:blue" %)**4. Data Page in LoRaWAN server** 49 49 50 50 * 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. 51 51 52 -[[image: https://wiki.dragino.com/images/thumb/e/ec/OTAA_Join-4.png/600px-OTAA_Join-4.png||height="181" width="600"]]55 +[[image:image-20220526163704-4.png]] 53 53 54 54 The data for the end device set in server 55 55 56 -[[image: https://wiki.dragino.com/images/thumb/b/b1/OTAA_Join-5.png/600px-OTAA_Join-5.png||height="166" width="600"]]59 +[[image:image-20220526163732-5.png]] 57 57 58 58 Check if OTAA Keys match the keys in device 59 59 60 60 64 + 61 61 = 2. Notice of US915/CN470/AU915 Frequency band = 62 62 67 + 63 63 ((( 64 64 If user has problem to work with lorawan server in band US915/AU915/CN470, he can check: 65 65 ))) ... ... @@ -94,18 +94,21 @@ 94 94 Here are the freuqency tables for these bands as reference: 95 95 ))) 96 96 97 -[[image: https://wiki.dragino.com/images/thumb/3/3f/US915_FRE_BAND-1.png/600px-US915_FRE_BAND-1.png||height="170" width="600"]]102 +[[image:image-20220526163801-6.png]] 98 98 99 99 US915 Channels 100 100 101 -[[image: https://wiki.dragino.com/images/thumb/8/8a/AU915_FRE_BAND-1.png/600px-AU915_FRE_BAND-1.png||height="167" width="600"]]106 +[[image:image-20220526163926-7.png]] 102 102 103 103 AU915 Channels 104 104 105 -[[image:https://wiki.dragino.com/images/thumb/3/3a/CN470_FRE_BAND-1.png/600px-CN470_FRE_BAND-1.png||height="205" width="600"]] 106 106 111 +[[image:image-20220526163941-8.png]] 112 + 107 107 ((( 108 108 CN470 Channels 115 + 116 + 109 109 ))) 110 110 111 111 ((( ... ... @@ -112,10 +112,12 @@ 112 112 If we look at the [[TTN network server frequency plan>>url:https://www.thethingsnetwork.org/docs/lorawan/frequency-plans.html]], we can see the US915 frequency band use the channel 8~~15.So the End Node must work at the same frequency in US915 8~~15 channels for TTN server. 113 113 ))) 114 114 115 -[[image: https://wiki.dragino.com/images/thumb/9/9a/US915_FRE_BAND-2.png/600px-US915_FRE_BAND-2.png||height="288" width="600"]]123 +[[image:image-20220526164052-9.png]] 116 116 117 117 ((( 118 118 TTN FREQUENCY PLAN 127 + 128 + 119 119 ))) 120 120 121 121 ((( ... ... @@ -123,8 +123,10 @@ 123 123 ))) 124 124 125 125 136 + 126 126 = 3. Why i see data lost/unperiocially uplink data? Even the signal strength is good = 127 127 139 + 128 128 In this case, we can check if the frequency band matches in End Node, Gateway and LoRaWAN server. A typical case is using US915 in ChirpStack server as below: 129 129 130 130 * **End node** ~-~-> Use Sub-band2 (Channel 8,9,10,11,12,13,14,15) for Dragino Sensor. ADR is also enable, this is the default settings for dragino sensors. ... ... @@ -144,8 +144,10 @@ 144 144 ))) 145 145 146 146 159 + 147 147 = 4. Transmision on ABP Mode = 148 148 162 + 149 149 ((( 150 150 In ABP mode, there is a Frame Counter Checks. With this check enabled, the server will only accept the frame with a higher counter. If you reboot the device in ABP mode, the device will start from count 0, so you won't be able to see the frame update in server. 151 151 ))) ... ... @@ -166,15 +166,17 @@ 166 166 To solve this, disable the Frame Counter Check will solve this issue , or reset the frame counter in the device page. 167 167 ))) 168 168 169 -[[ ~[~[image:https://wiki.dragino.com/images/thumb/1/19/ABP_Issue-1.jpg/600px-ABP_Issue-1.jpg~|~|height="340" width="600"~]~]>>url:https://wiki.dragino.com/index.php/File:ABP_Issue-1.jpg]]183 +[[image:image-20220526164508-10.png]] 170 170 171 171 Disable Frame Counter Check in ABP Mode 172 172 173 173 188 + 174 174 = 5. Downstream Debug = 175 175 176 176 == 5.1 How it work == 177 177 193 + 178 178 LoRaWAN End node will open two receive windows to receive the downstream data. If the downstream packets arrive the end node at these receive windows, the end node will be able to get this packet and process it. 179 179 180 180 ((( ... ... @@ -181,10 +181,11 @@ 181 181 Depends on Class A or Class C, the receive windows will be a little difference, 182 182 ))) 183 183 184 -[[image: https://wiki.dragino.com/images/thumb/1/1a/Downstream_LoRaWAN-1.png/600px-Downstream_LoRaWAN-1.png||height="590" width="600"]]200 +[[image:image-20220531161828-1.png]] 185 185 186 186 receive windows for Class A and Class C 187 187 204 + 188 188 Below are the requirement for the End Device to receive the packets. 189 189 190 190 * The End Device must open the receive windows: RX1 or RX2 ... ... @@ -191,19 +191,29 @@ 191 191 * The LoRaWAN server must send a downstream packet, and the gateway forward this downstream packet for this end node. 192 192 * This downstream packet must arrive to the end node while RX1 or RX2 is open. 193 193 * This packet must match the frequency of the RX1 or RX2 window. 194 -* This packet must match the DataRate of RX1(RX1DR) or RX2 (RX2DR). **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.** 211 +* 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.** 195 195 213 + 196 196 == 5.2 See Debug Info == 197 197 198 -**For LoRaWAN Server** 199 199 217 +((( 218 +(% style="color:blue" %)**For LoRaWAN Server** 219 +))) 220 + 221 +((( 200 200 We can check if there is downlink message for this end node, use TTN for example: 223 +))) 201 201 225 +((( 202 202 Configure a downstream to the end device 227 +))) 203 203 204 -[[image: https://wiki.dragino.com/images/thumb/8/82/Downstream_debug_1.png/600px-Downstream_debug_1.png||height="217" width="600"]]229 +[[image:image-20220526164623-12.png]] 205 205 231 +((( 206 206 Set a downstream in TTN and see it is sent 233 +))) 207 207 208 208 209 209 ((( ... ... @@ -210,126 +210,148 @@ 210 210 This downstream info will then pass to the gateway downstream list. and include the DR which is used (SF9BW125) in EU868 is DR3 211 211 ))) 212 212 213 -[[image: https://wiki.dragino.com/images/thumb/d/dc/Downstream_debug_2.png/600px-Downstream_debug_2.png||height="245" width="600"]]240 +[[image:image-20220526164650-13.png]] 214 214 242 +((( 215 215 Gateway Traffic can see this downstream info 244 +))) 216 216 217 217 218 -**For LoRaWAN Gateway** 219 219 220 220 ((( 249 +(% style="color:blue" %)**For LoRaWAN Gateway** 250 +))) 251 + 252 +((( 221 221 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: 222 222 ))) 223 223 224 -[[image: https://wiki.dragino.com/images/thumb/2/21/Downstream_debug_3.png/600px-Downstream_debug_3.png||height="195" width="600"]]256 +[[image:image-20220526164734-14.png]] 225 225 258 +((( 226 226 Gateway Sent out this packet 260 +))) 227 227 228 228 229 -**For End Node** 230 230 231 -we can use AT Command (AT+CFG) to check the RX1 configure and RX2 configure. as below: 232 - 233 -(% class="box infomessage" %) 234 234 ((( 235 - AT+RX2FQ=869525000 ~-~--> TheRX2Windowfrequency265 +(% style="color:blue" %)**For End Node** 236 236 ))) 237 237 238 -(% class="box infomessage" %) 239 239 ((( 240 - AT +RX2DR=3~-~-->The RX2DataRate269 +we can use AT Command (AT+CFG) to check the RX1 configure and RX2 configure. as below: 241 241 ))) 242 242 243 -(% class="box infomessage" %) 244 244 ((( 245 - AT+RX1DL=1000 ~-~--> Receive Delay 1 273 +(% style="color:#037691" %)**AT+RX2FQ=869525000** (%%) **~-~-->** The RX2 Window frequency 274 +(% style="color:#037691" %)**AT+RX2DR=3** (%%) **~-~-->** The RX2 DataRate 275 +(% style="color:#037691" %)**AT+RX1DL=1000** (%%) ** ~-~-->** Receive Delay 1 276 +(% style="color:#037691" %)**AT+RX2DL=2000** (%%) **~-~--> ** Receive Delay 2 277 + 278 + 279 + 246 246 ))) 247 247 248 -(% class="box infomessage" %) 249 249 ((( 250 - AT+RX2DL=2000~-~-->ReceiveDelay2283 +(% style="color:blue" %)**when the device running, we can see below info:** 251 251 ))) 252 252 253 -when the device running, we can see below info: 286 +{{{ [12502]***** UpLinkCounter= 0 ***** 287 + [12503]TX on freq 868500000 Hz at DR 0 288 + [13992]txDone 289 + [15022]RX on freq 868500000 Hz at DR 0 --> RX1 window open at frequency: 868500000, DR0, after 15022-13992= 1030ms of txdone 290 + [15222]rxTimeOut --> no packet arrive in RX1 window. (duration: 200ms) 291 + [15987]RX on freq 869525000 Hz at DR 3 --> RX2 window open at frequency: 869525000, DR3, after 15987-13992= 1995ms of txdone 292 + [16027]rxTimeOut --> no packet arrive in RX2 window. (duration: 40 ms)}}} 254 254 255 -(% class="box" %) 256 256 ((( 257 - [12502]~*~*~*~** UpLinkCounter= 0 ~*~*~*~** 258 - [12503]TX on freq 868500000 Hz at DR 0 259 - [13992]txDone 260 - [15022]RX on freq 868500000 Hz at DR 0 ~-~-> RX1 window open at frequency: 868500000, DR0, after 15022-13992= 1030ms of txdone 261 - [15222]rxTimeOut ~-~-> no packet arrive in RX1 window. (duration: 200ms) 262 - [15987]RX on freq 869525000 Hz at DR 3 ~-~-> RX2 window open at frequency: 869525000, DR3, after 15987-13992= 1995ms of txdone 263 - [16027]rxTimeOut ~-~-> no packet arrive in RX2 window. (duration: 40 ms) 295 + 296 + 297 + 264 264 ))) 265 265 266 -(% class="box" %) 267 267 ((( 268 - Another message: 269 - [12502]~*~*~*~** UpLinkCounter= 0 ~*~*~*~** 270 - [12503]TX on freq 868100000 Hz at DR 0 271 - [13992]txDone 272 - [15022]RX on freq 868100000 Hz at DR 0 273 - [15222]rxTimeOut 274 - [15987]RX on freq 869525000 Hz at DR 3 275 - [16185]rxDone ~-~-> We have got the downstream packet. 276 - Rssi= -64 277 - Receive data 278 - 1:0012345678 301 +(% style="color:blue" %)**Another message:** 279 279 ))) 280 280 281 -== 5.3 If problem doesn’t solve == 304 +{{{ [12502]***** UpLinkCounter= 0 ***** 305 + [12503]TX on freq 868100000 Hz at DR 0 306 + [13992]txDone 307 + [15022]RX on freq 868100000 Hz at DR 0 308 + [15222]rxTimeOut 309 + [15987]RX on freq 869525000 Hz at DR 3 310 + [16185]rxDone --> We have got the downstream packet. 311 + Rssi= -64 312 + Receive data 313 + 1:0012345678}}} 282 282 283 -**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:** 284 284 316 + 317 +== 5.3 If problem doesn't solve == 318 + 319 + 320 +(% 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:** 321 + 285 285 * End node console to show the transmit freuqency and DR. 286 286 * Gateway (from gateway UI) traffic to show the packet got from end node and receive from Server. 287 287 * Gateway traffic (from server UI) to shows the data exchange between gateway and server. 288 288 * End Node traffic (from server UI) to shows end node activity in server. 289 289 327 + 290 290 = 6. Downlink Issue ~-~- Packet REJECTED, unsupported frequency = 291 291 330 + 331 +((( 292 292 In LoRaWAN, the gatewat 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. 333 +))) 293 293 335 +((( 336 + 337 +))) 338 + 339 +((( 294 294 So if the LoRaWAN server is an AS923 server which ask the gateway to transmit at 923.2Mhz frequency, but the gateway is IN868 frequency band (support 865~~867Mhz to transmit). In the gateway log it will show something like below: 341 +))) 295 295 296 -{{{Sat Nov 21 08:04:17 2020 daemon.info lora_pkt_fwd[1680]: ERROR~ Packet REJECTED, unsupported frequency - 923200000 (min:865000000,max:867000000) 297 -}}} 343 +{{{Sat Nov 21 08:04:17 2020 daemon.info lora_pkt_fwd[1680]: ERROR~ Packet REJECTED, unsupported frequency - 923200000 (min:865000000,max:867000000)}}} 298 298 345 +((( 346 + 347 +))) 348 + 349 +((( 299 299 In this case, please double check the gateway frequency and the server frequency band. 351 +))) 300 300 301 301 354 + 302 302 = 7. Decrypt a LoRaWAN Packet = 303 303 304 -~1. LHT65 End device configure: 305 305 306 -(% class="box infomessage" %) 307 -((( 308 -Change to ABP Mode: AT+NJM=0 309 -))) 358 +(% style="color:blue" %)**1. LHT65 End device configure:** 310 310 311 -(% class="box infomessage" %) 312 -((( 313 -Change to fix frequency: AT+CHS=904900000 314 -))) 360 +**Change to ABP Mode: AT+NJM=0** 361 +**Change to fix frequency: AT+CHS=904900000** 362 +**Change to fix DR: AT+DR=0** 315 315 316 -(% class="box infomessage" %) 317 -((( 318 -Change to fix DR: AT+DR=0 319 -))) 320 320 321 -[[image: https://wiki.dragino.com/images/e/e6/Decrypt_a_LoRaWAN_Packet1.jpg||alt="Decrypt a LoRaWAN Packet1.jpg" height="607" width="558"]]365 +[[image:image-20220526165525-16.png]] 322 322 323 -2. In LG02 , configure to receive above message 324 324 325 -[[image:https://wiki.dragino.com/images/c/c3/Decrypt_a_LoRaWAN_Packet2.jpg||alt="Decrypt a LoRaWAN Packet2.jpg" height="337" width="558"]] 326 326 369 +(% style="color:blue" %)**2. In LG02 , configure to receive above message** 370 + 371 +[[image:image-20220526165612-17.png]] 372 + 373 + 327 327 In LG02 console, we can see the hex receive are: 328 328 329 -[[image: https://wiki.dragino.com/images/f/f1/Decrypt_a_LoRaWAN_Packet3.jpg||alt="Decrypt a LoRaWAN Packet3.jpg" height="179" width="558"]]376 +[[image:image-20220526171112-21.png]] 330 330 331 -3. Decode the info in web 332 332 379 + 380 +(% style="color:blue" %)**3. Decode the info in web** 381 + 333 333 [[https:~~/~~/lorawan-packet-decoder-0ta6puiniaut.runkit.sh>>url:https://lorawan-packet-decoder-0ta6puiniaut.runkit.sh/]] 334 334 335 335 Need these three fields: ... ... @@ -340,45 +340,139 @@ 340 340 341 341 AT+APPSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 01 11 (End Node App Session Key) 342 342 392 + 343 343 [[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]] 344 344 345 -[[image: https://wiki.dragino.com/images/7/77/Decrypt_a_LoRaWAN_Packet4.png||alt="Decrypt a LoRaWAN Packet4.png" height="390" width="558"]]395 +[[image:image-20220526171029-20.png]] 346 346 347 -The FRMPayload is the device payload. 397 +((( 398 + The FRMPayload is the device payload. 399 +))) 348 348 349 349 402 + 350 350 = 8. Why i see uplink 0x00 periodcally on the LHT65 v1.8 firmware = 351 351 405 + 352 352 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. 353 353 408 + 409 + 354 354 = 9. Why do I see a "MIC Mismatch" error message from the server? = 355 355 356 -1)If the user receives a "MIC Mismatch" message after registering the node on the server. 357 357 413 +((( 414 +1) If the user receives a "MIC Mismatch" message after registering the node on the server. 415 +))) 416 + 417 +((( 358 358 It is likely that the user filled in the wrong APPKEY when registering the node. Many users fill in "APPSKEY". 419 +))) 359 359 360 -* Please note the distinction between "APPKEY" and "APPSKEY". 421 +* ((( 422 +Please note the distinction between "APPKEY" and "APPSKEY". 423 +))) 361 361 425 +((( 362 362 2)If the node works on the server for a period of time, the device stops working and receives a "MIC Mismatch" message. 427 +))) 363 363 429 +((( 364 364 The user needs a USB-TTL adapter to connect the serial port to modify the node APPKEY. 431 +))) 365 365 366 -* If a node is registered with multiple servers, it may also cause the "mic mismatch" error. 433 +* ((( 434 +If a node is registered with multiple servers, it may also cause the "mic mismatch" error. 367 367 436 + 437 + 438 + 439 +))) 440 + 368 368 = 10. Why i got the payload only with "0x00" or "AA~=~="? = 369 369 370 -* If you are using US915, AU915 and AS923 frequencies.This is normal phenomenon. 371 371 372 - Whenusingthefrequency mentioned above,theserversometimesadjusts therate of the node,becausethe node defaults to the adaptive rate.444 +For US915, AU915 or AS923 frequencies.It is possible because: . 373 373 374 -When the server adjustsyournoderate to0, the maximumpayloadlengthis11 bytes.TheserversometimessendsanADRpacket tothe node,446 +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. 375 375 376 -and the node will reply to the server after receiving the ADR packet, but the number of payload bytes exceeds the limit, 448 +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. 377 377 378 - soitwillsendanormaluplinkpacket,and an additional00datapacket.450 +Solution: Use the decoder to filter out this 00 packet. 379 379 380 -* Solution: Use the decoder to filter out this 00 packet. 381 -* Some node decoders may not have filtering function, or you need decoders of other servers and formats. Please send an email to david.huang@dragino.cc 452 +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]] 382 382 383 -(% class="wikigeneratedid" id="H" %) 454 + 455 + 456 += 11. Why my Dev EUI and APP EUI is 0x000000000000, how to solve? = 457 + 458 + 459 +((( 460 +It is possible the keys is erased during upgrading of firmware. and the console output shows below after AT+CFG 461 +))) 462 + 463 +((( 464 +AT+APPKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 465 +))) 466 + 467 +((( 468 +AT+NWKSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 469 +))) 470 + 471 +((( 472 +AT+APPSKEY=00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 473 +))) 474 + 475 +((( 476 +AT+APPEUI=00 00 00 00 00 00 00 00 477 +))) 478 + 479 +((( 384 384 481 +))) 482 + 483 +((( 484 +You can get the keys from the box sticker or send mail to Dragino Support to check keys with the provided SN number. 485 +))) 486 + 487 +((( 488 +You can rewrites the keys by running commands in AT Console 489 + 490 + 491 +))) 492 + 493 +((( 494 +**For example:** 495 +))) 496 + 497 +((( 498 +AT+APPKEY=85 41 47 20 45 58 28 14 16 82 A0 F0 80 0D DD EE 499 +))) 500 + 501 +((( 502 +AT+NWKSKEY=AA CC B0 20 30 45 37 32 14 1E 14 93 E2 3B 20 11 503 +))) 504 + 505 +((( 506 +AT+APPSKEY=11 23 02 20 30 20 30 60 80 20 20 30 30 20 10 10 507 +))) 508 + 509 +((( 510 +AT+APPEUI=2C 45 47 E3 24 12 23 24 511 +))) 512 + 513 +((( 514 +(Any combination of 16 bit codes can be used) 515 + 516 + 517 + 518 += 12. I set my device is LoRaWAN Class C mode, why i still see Class A after boot? = 519 +))) 520 + 521 + 522 +Class C only refers to status after OTAA Join successfully. The OTAA Join Process will use Class A mode. 523 + 524 + 525 + 526 +(% class="wikigeneratedid" %) 527 +
- image-20220526163523-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +633.8 KB - Content
- image-20220526163608-2.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +116.4 KB - Content
- image-20220526163633-3.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +65.6 KB - Content
- image-20220526163704-4.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +78.8 KB - Content
- image-20220526163732-5.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +18.5 KB - Content
- image-20220526163801-6.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +19.3 KB - Content
- image-20220526163926-7.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +19.4 KB - Content
- image-20220526163941-8.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +27.9 KB - Content
- image-20220526164052-9.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +59.3 KB - Content
- image-20220526164508-10.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +50.2 KB - Content
- image-20220526164547-11.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +98.9 KB - Content
- image-20220526164623-12.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +22.2 KB - Content
- image-20220526164650-13.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +45.0 KB - Content
- image-20220526164734-14.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +120.3 KB - Content
- image-20220526164956-15.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +634.4 KB - Content
- image-20220526165525-16.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +185.4 KB - Content
- image-20220526165612-17.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +116.5 KB - Content
- image-20220526165855-18.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +183.7 KB - Content
- image-20220526170151-19.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +70.4 KB - Content
- image-20220526171029-20.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +70.6 KB - Content
- image-20220526171112-21.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +183.8 KB - Content
- image-20220531161828-1.png
-
- Author
-
... ... @@ -1,0 +1,1 @@ 1 +XWiki.Xiaoling - Size
-
... ... @@ -1,0 +1,1 @@ 1 +98.6 KB - Content