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Changes for page MQTT Forward Instruction

Last modified by Kilight Cao on 2024/08/31 16:26
From version 8.1
edited by Xiaoling
on 2022/05/27 13:49
Change comment: Uploaded new attachment "image-20220527134929-6.png", version {1}
To version 44.5
edited by Xiaoling
on 2022/07/14 15:55
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1,19 +1,21 @@
1 -**~ Contents：**
1 +**~ Table of Contents：**
2 2  
3 3  {{toc/}}
4 4  
5 5  
6 -= 1. Introduction =
6 += 1.  Introduction =
7 7  
8 +
8 8  Dragino LoRa/LoRaWAN gateway support MQTT forwarding. It can forward the sensor data from LoRa network to MQTT server , and vice verse.
9 9  
10 10  
11 -== 1.1 Support Devices ==
12 +== 1.1  Support Devices ==
12 12  
14 +
13 13  This MQTT forward instruction is for below devices:
14 14  
15 15  * Firmware Version > LG02_LG08-5.3.1580178039 [[Firmware Download>>url:http://www.dragino.com/downloads/index.php?dir=LoRa_Gateway/LPS8/Firmware/Release/]]
16 -* LG01N, OLG01N ((% style="color:red" %)**Warning**(%%): LG01-P LG01-S use another instruction: [[MQTT for LG01-P/LG01S>>url:https://wiki.dragino.com/index.php/Through_MQTT_to_upload_data]])
18 +* LG01N, OLG01N ((% style="color:red" %)**Warning**(%%): LG01-P LG01-S use another instruction: [[MQTT for LG01-P/LG01S>>doc:Through MQTT to upload data.WebHome]])
17 17  * LG02, OLG02
18 18  * LG308, DLOS8
19 19  * LPS8
... ... @@ -20,8 +20,11 @@
20 20  * LIG16
21 21  * MS14 series if installed with the same firmware. (in this case, the MQTT forward will work , but no LoRa support)
22 22  
23 -= 2. Firmware Change Log for MQTT feature =
24 24  
26 +
27 += 2.  Firmware Change Log for MQTT feature =
28 +
29 +
25 25  (((
26 26  This instruction is wrote start from LG02_LG08-5.3.1580178039. Below is related change log since this version of firmware.
27 27  )))
... ... @@ -29,14 +29,18 @@
29 29  * LG02_LG08-5.3.1580178039
30 30  ** Initiate version
31 31  
32 -= 3. MQTT forward operating principle =
33 33  
34 -== 3.1 Network Structure ==
35 35  
39 += 3.  MQTT forward operating principle =
40 +
41 +
42 +== 3.1  Network Structure ==
43 +
44 +
36 36  Below shows the network structure for MQTT forwarding.
37 37  
38 -* For Uplink: The sensor sends data to LoRa Gateway via LoRa wireless, The gateway will process these data and forward to remote MQTT Broker via Internet.
39 -* For Downlink: The gateway subscribe a topic in the MQTT broker, when there is update on the topic, the gateway will know and broadcast the data to Local LoRa network,
47 +* **For Uplink:**  The sensor sends data to LoRa Gateway via LoRa wireless, The gateway will process these data and forward to remote MQTT Broker via Internet.
48 +* **For Downlink:** The gateway subscribe a topic in the MQTT broker, when there is update on the topic, the gateway will know and broadcast the data to Local LoRa network,
40 40  
41 41  [[image:image-20220527133547-1.png]]
42 42  
... ... @@ -43,12 +43,13 @@
43 43  General MQTT structure
44 44  
45 45  
46 -== 3.2 How sensor data is forwarded ==
55 +== 3.2  How sensor data is forwarded ==
47 47  
57 +
48 48  In this MQTT forward feature, the key point is how the gateway process the sensor data.
49 49  
50 50  
51 -=== 3.2.1 Upstream ===
61 +=== 3.2.1  Upstream ===
52 52  
53 53  Assume there are two sensor nodes, their ID are Node1 ID: 6734 , Node2 ID: 7456. In the remote MQTT broker there are two topics: Topic1: /channel/765800, Topic2: /channel/367860. We can set up in the gateway to map Node1 to Topic1 and Node2 to Topic2. So when there is a sensor data from Node1, the gateway will forward the data to Topic1, when there is sensor data from Node2, the gateway will forward to Topic2.
54 54  
... ... @@ -60,10 +60,12 @@
60 60  
61 61  (((
62 62  Upstream path
73 +
74 +
63 63  )))
64 64  
65 65  (((
66 -Note: The sensor data can base or LoRa or other method, as long as there are data on the file /var/iot/channels. /span>
78 +(% style="color:red" %)**Note: The sensor data can base or LoRa or other method, as long as there are data on the file /var/iot/channels. /span>**
67 67  )))
68 68  
69 69  (((
... ... @@ -70,8 +70,9 @@
70 70  
71 71  )))
72 72  
73 -=== 3.2.2 Downstream ===
85 +=== 3.2.2  Downstream ===
74 74  
87 +
75 75  The gateway subscribes to a topic of the remote MQTT broker topic. When there is some one publish a value on this topic. The gateway will get it and broadcast to local LoRa Network.
76 76  
77 77  (((
... ... @@ -83,8 +83,9 @@
83 83  Downstream path
84 84  
85 85  
86 -== 3.3 Macro Definition ==
99 +== 3.3  Macro Definition ==
87 87  
101 +
88 88  The MQTT publish command use Macro settings to generate flexible upstream payload for MQTT publish.
89 89  
90 90  (((
... ... @@ -93,8 +93,9 @@
93 93  
94 94  )))
95 95  
96 -=== 3.3.1 -t topic macro ===
110 +=== 3.3.1  -t topic macro ===
97 97  
112 +
98 98  * CHANNEL: Remote Channel ID
99 99  * CLIENTID: Client ID , Same as -i
100 100  * WRITE_API: Remote Channel Write API
... ... @@ -101,8 +101,12 @@
101 101  * USERNAME: User ID (-u)
102 102  * HOSTNAME: Device Hostname
103 103  
104 -=== 3.3.2 -m message macro ===
105 105  
120 +
121 +
122 +=== 3.3.2  -m message macro ===
123 +
124 +
106 106  * HOSTNAME: Device Hostname
107 107  * CHANNEL: Remote Channel ID
108 108  * DATA: Sensor Data without time stamp and rssi
... ... @@ -109,14 +109,19 @@
109 109  * META: Completely sensor data with time stamp and rssi
110 110  * JSON: Convert META to json format.
111 111  
112 -=== 3.3.3 Example for Macro ===
113 113  
132 +
133 +
134 +=== 3.3.3  Example for Macro ===
135 +
136 +
114 114  [[image:image-20220527134251-4.png]]
115 115  
116 116  MQTT Publish configure
117 117  
118 -Above screen shots shows below format:
119 119  
142 +**Above screen shots shows below format:**
143 +
120 120  * -t: CLIENTID/CHANNEL/data
121 121  * -m: DATA
122 122  
... ... @@ -126,13 +126,16 @@
126 126  
127 127  Sensor Data
128 128  
153 +
129 129  (((
130 130  According to above macro. Gateway will publish (% style="color:#4f81bd" %)**field1=22.0&field2=49.0**(%%) to topic: (% style="color:#4f81bd" %)**dragino-1b7060/78901/data**(%%), where 78901 is the remote channel for this node ID.
131 131  )))
132 132  
133 133  
134 -== 3.4 Modify the MQTT to support more options ==
135 135  
160 +== 3.4  Modify the MQTT to support more options ==
161 +
162 +
136 136  The MQTT Client Utility used in Dragino is **mosquitto_pub** and **mosquitto_sub**. User can add more options to the mqtt commands. User can check the valid options by command mosquitto_pub ~-~-help. as below:
137 137  
138 138  (% class="box" %)
... ... @@ -150,9 +150,9 @@
150 150   [-u username [-P password]]
151 151   [~-~-will-topic [~-~-will-payload payload] [~-~-will-qos qos] [~-~-will-retain]]
152 152   [{~-~-cafile file | ~-~-capath dir} [~-~-cert file] [~-~-key file]
153 - [~-~-ciphers ciphers] [~-~-insecure]
154 - [~-~-tls-alpn protocol]
155 - [~-~-tls-engine engine] [~-~-keyform keyform] [~-~-tls-engine-kpass-sha1]]
180 + [~-~-ciphers ciphers] [~-~-insecure]
181 + [~-~-tls-alpn protocol]
182 + [~-~-tls-engine engine] [~-~-keyform keyform] [~-~-tls-engine-kpass-sha1]]
156 156   [~-~-psk hex-key ~-~-psk-identity identity [~-~-ciphers ciphers]]
157 157   [~-~-proxy socks-url]
158 158   [~-~-property command identifier value]
... ... @@ -263,6 +263,7 @@
263 263  
264 264  This section is an example to show how to set up LG01-N to communicate with a MQTT server. The MQTT server is a simple utility set up in a local PC. Note: User can set up same server via [[this instruction>>url:http://www.steves-internet-guide.com/install-mosquitto-broker/]].
265 265  
293 +
266 266  == 4.2 Simulate via MQTT.fx utility ==
267 267  
268 268  The [[MQTT.fx>>url:http://mqttfx.jensd.de/index.php/download]] is a MQTT client tool. We can use this to simulate a MQTT connection to our MQTT broker first to make sure the MQTT broker works. This will also help us understand how it works.
... ... @@ -271,19 +271,21 @@
271 271  In this test, the MQTT broker and MQTT.fx are installed in the same PC, so the MQTT server address in MQTT.fx should be localhost. Below shows how to connect to the server.
272 272  )))
273 273  
274 -[[image:https://wiki.dragino.com/images/thumb/0/06/MQTT_Forward_4.png/600px-MQTT_Forward_4.png||height="201" width="600"]]
302 +[[image:image-20220527134929-6.png]]
275 275  
276 276  Connect to MQTT Broker
277 277  
306 +
278 278  After connected, use publish to public some thing to MQTT server. This to simulate upsteam
279 279  
280 -[[image:https://wiki.dragino.com/images/thumb/b/bd/MQTT_Forward_5.png/600px-MQTT_Forward_5.png||height="149" width="600"]]
309 +[[image:image-20220527135037-7.png]]
281 281  
282 282  Upstream: Publish message to MQTT Broker
283 283  
313 +
284 284  To simulate a downstream, use MQTT.fx to subscribe a topic, and publish something to this topic. as Below:
285 285  
286 -[[image:https://wiki.dragino.com/images/thumb/3/3d/MQTT_Forward_6.png/600px-MQTT_Forward_6.png||height="279" width="600"]]
316 +[[image:image-20220527135215-8.png]]
287 287  
288 288  Downstream: Subscribe a topic to get downstream
289 289  
... ... @@ -295,7 +295,7 @@
295 295  In the Dragino Gateway, we use [[mosquitto client>>url:https://mosquitto.org/]] for MQTT connection.
296 296  
297 297  
298 -(% class="mark" %)**For Upstream**
328 +(% style="color:#4f81bd" %)**For Upstream**
299 299  
300 300  command is [[mosquitto_pub>>url:https://mosquitto.org/man/mosquitto_pub-1.html]]
301 301  
... ... @@ -303,16 +303,16 @@
303 303  
304 304  Note: 192.168.199.148 is MQTT broker address, the gateway and the MQTT broker PC are in the same network.
305 305  
306 -[[image:https://wiki.dragino.com/images/thumb/d/d0/MQTT_Command_6.png/600px-MQTT_Command_6.png||height="188" width="600"]]
336 +[[image:image-20220527135310-9.png]]
307 307  
308 308  mosquitto_pub
309 309  
310 310  
311 -(% class="mark" %)**For Downstream**
341 +(% style="color:#4f81bd" %)**For Downstream**
312 312  
313 313  Use [[mosquitto_sub>>url:https://mosquitto.org/man/mosquitto_sub-1.html]] to subscribe the change on the topic.
314 314  
315 -[[image:https://wiki.dragino.com/images/thumb/8/89/MQTT_Command_7.png/600px-MQTT_Command_7.png||height="267" width="600"]]
345 +[[image:image-20220527135440-10.png]]
316 316  
317 317  mosquitto_sub
318 318  
... ... @@ -322,7 +322,7 @@
322 322  This chapter are step by step to show to configure the Dragino Menu for MQTT auto connection.
323 323  
324 324  (((
325 -Go to (% class="mark" %)**Dragino Menu ~-~-> MQTT Client**
355 +Go to (% style="color:#4f81bd" %)**Dragino Menu ~-~-> MQTT Client**
326 326  )))
327 327  
328 328  [[image:https://wiki.dragino.com/images/thumb/b/bc/MQTT_Command_8.png/600px-MQTT_Command_8.png||height="249" width="600"]]
... ... @@ -329,11 +329,12 @@
329 329  
330 330  go to mqtt configure menu
331 331  
362 +
332 332  (((
333 -Select **Forward to MQTT server**. (% class="mark" %)**Notice**(%%): This option is removed from the latest firmware, in the latest firmware, if user submit "SAVE & APPLY" in MQTT page, the gateway will use MQTT service.
364 +Select (% style="color:#4f81bd" %)**Forward to MQTT server**. (% style="color:red" %)**Notice**(%%): This option is removed from the latest firmware, in the latest firmware, if user submit "SAVE & APPLY" in MQTT page, the gateway will use MQTT service.
334 334  )))
335 335  
336 -[[image:https://wiki.dragino.com/images/thumb/1/14/MQTT_Commands_8.png/600px-MQTT_Commands_8.png||height="240" width="600"]]
367 +[[image:image-20220527135742-11.png]]
337 337  
338 338  forward to MQTT
339 339  
... ... @@ -351,15 +351,16 @@
351 351  ~/~/DATA: The data stores in /var/iot/channels/
352 352  )))
353 353  
354 -[[image:https://wiki.dragino.com/images/thumb/c/c7/MQTT_Command_9.png/600px-MQTT_Command_9.png||height="385" width="600"]]
385 +[[image:image-20220527135828-12.png]]
355 355  
356 356  MQTT Publish configure
357 357  
358 358  
359 -[[image:https://wiki.dragino.com/images/thumb/b/b7/MQTT_Command_10.png/600px-MQTT_Command_10.png||height="544" width="600"]]
390 +[[image:image-20220527135929-13.png]]
360 360  
361 361  MQTT Channel settings
362 362  
394 +
363 363  (((
364 364  For example, if we put a data(temp=46) on the file /var/iot/channels/4567, because 4567 match the remote channel 78901. the gateway will run this command:
365 365  )))
... ... @@ -378,7 +378,7 @@
378 378  Below is a simulation to put this data to active the MQTT publish.
379 379  )))
380 380  
381 -[[image:https://wiki.dragino.com/images/thumb/3/30/MQTT_Command_11.png/600px-MQTT_Command_11.png||height="308" width="600"]]
413 +[[image:image-20220527140023-14.png]]
382 382  
383 383  MQTT Publish
384 384  
... ... @@ -392,7 +392,7 @@
392 392  mosquitto_sub -h 192.168.199.148 -p 1883 -i dragino-1b7060 -t command.
393 393  )))
394 394  
395 -[[image:https://wiki.dragino.com/images/3/36/MQTT_Command_12.png||height="173" width="579"]]
427 +[[image:image-20220527140100-15.png]]
396 396  
397 397  MQTT Subscribe
398 398  
... ... @@ -401,7 +401,7 @@
401 401  When MQTT broker receive a update on this topic, the gateway will get the update and use LoRa radio to broadcast this message. The LoRa parameters used for update is:
402 402  )))
403 403  
404 -[[image:https://wiki.dragino.com/images/thumb/b/b8/MQTT_Command_13.png/600px-MQTT_Command_13.png||height="300" width="600"]]
436 +[[image:image-20220527140148-16.png]]
405 405  
406 406  LoRa Broadcast parameters.
407 407  
... ... @@ -408,7 +408,7 @@
408 408  
409 409  And below is the subscribe simulation:
410 410  
411 -[[image:https://wiki.dragino.com/images/thumb/6/60/MQTT_Command_14.png/600px-MQTT_Command_14.png||height="255" width="600"]]
443 +[[image:image-20220527140238-17.png]]
412 412  
413 413  downstream simulation
414 414  
... ... @@ -417,6 +417,7 @@
417 417  
418 418  In above section, we have configured the UI to support MQTT upstream and downstream. We can simulate via Linux command. In this section, we will guide how to communicate with remote LoRa End Node for upstream and downstream.
419 419  
452 +
420 420  === 4.5.1 Use LoRa Raw protocol for communication ~-~- For LG01/LG02 ===
421 421  
422 422  (((
... ... @@ -439,19 +439,22 @@
439 439  * Downstream: Listening broadcast message from gateway, and print it in console.
440 440  * The LoRa parameter settings in Arduino should match the LoRa settings in gateway, as below:
441 441  
442 -[[image:https://wiki.dragino.com/images/thumb/3/3b/MQTT_Command_17.png/600px-MQTT_Command_17.png||height="197" width="600"]]
475 +[[image:image-20220527140354-18.png]]
443 443  
444 444  LoRa Parameter should match
445 445  
446 446  
480 +
447 447  Below is the test result after the Arduino Sketch is running.
448 448  
449 -[[image:https://wiki.dragino.com/images/thumb/6/63/MQTT_Command_18.png/600px-MQTT_Command_18.png||height="319" width="600"]]
483 +[[image:image-20220527140459-19.png]]
450 450  
451 451  Upstream Data Flow
452 452  
453 -[[image:https://wiki.dragino.com/images/thumb/1/18/MQTT_Command_19.png/600px-MQTT_Command_19.png||height="309" width="600"]]
454 454  
488 +
489 +[[image:image-20220527140542-20.png]]
490 +
455 455  Downstream Data Flow
456 456  
457 457  
... ... @@ -458,23 +458,23 @@
458 458  === 4.5.2 Use LoRaWAN Protocol for communication ~-~- For LG308/LPS8/DLOS8 ===
459 459  
460 460  (((
461 -Since firmware (% class="mark" %)**LG02_LG08~-~-build-v5.3.1585192026-20200326-1109,**(%%) Dragino LoRaWAN gateways support the communication to LoRaWAN (% class="mark" %)**ABP end node**(%%) locally without the need of LoRaWAN server. This feature allow us to integrate MQTT in the gateway to support LoRaWAN to MQTT forwarding or visa verse.
497 +Since firmware (% style="color:#4f81bd" %)**LG02_LG08~-~-build-v5.3.1585192026-20200326-1109,**(%%) Dragino LoRaWAN gateways support the communication to LoRaWAN (% style="color:#4f81bd" %)**ABP end node**(%%) locally without the need of LoRaWAN server. This feature allow us to integrate MQTT in the gateway to support LoRaWAN to MQTT forwarding or visa verse.
462 462  )))
463 463  
464 464  (((
465 -When use test this feature, please use the version higher then : (% class="mark" %)**LG02_LG08~-~-build-v5.4.1593400722-20200629-1120**(%%), in this version, the upload format is changed and readable, which is easier for integration.
466 -(% class="mark" %)**Video Instruction**(%%):[[https:~~/~~/youtu.be/qJTY441-t90>>url:https://youtu.be/qJTY441-t90]]
501 +When use test this feature, please use the version higher then : (% style="color:#4f81bd" %)**LG02_LG08~-~-build-v5.4.1593400722-20200629-1120**(%%), in this version, the upload format is changed and readable, which is easier for integration.
502 +(% style="color:#4f81bd" %)**Video Instruction**(%%): (% style="color:blue" %)[[https:~~/~~/youtu.be/qJTY441-t90>>url:https://youtu.be/qJTY441-t90]]
467 467  )))
468 468  
469 469  (((
470 -**Step 1**: Refer [[Communicate with ABP End Node>>url:https://wiki.dragino.com/index.php/Communication_with_ABP_End_Node]] to know how to set up LG308 to work with LoRaWAN End node.
506 +(% style="color:#4f81bd" %)**Step 1**(%%): Refer [[Communicate with ABP End Node>>Communicate with ABP End Node without LoRaWAN Network Server --- LG308]] to know how to set up LG308 to work with LoRaWAN End node.
471 471  )))
472 472  
473 473  (((
474 -**Step 2**: Make sure your Radio settings match the End Node settings.
510 +(% style="color:#4f81bd" %)**Step 2**(%%): Make sure your Radio settings match the End Node settings.
475 475  )))
476 476  
477 -[[image:https://wiki.dragino.com/images/thumb/f/f7/LG308_MQTT_5.png/600px-LG308_MQTT_5.png||height="387" width="600"]]
513 +[[image:image-20220527141235-21.png]]
478 478  
479 479  Use Same Frequency Band as End Node
480 480  
... ... @@ -481,86 +481,83 @@
481 481  
482 482  (((
483 483  (((
484 -**Step 3**: Set up publish format and MQTT channel. The LG308 will store the Data from End node in HEX format in the file. And we need to config the format to META
520 +(% style="color:#4f81bd" %)**Step 3**(%%): Set up publish format and MQTT channel. The LG308 will store the Data from End node in (% style="color:#4f81bd" %)**HEX format**(%%) in the file.
485 485  )))
486 486  )))
487 487  
488 -[[image:https://wiki.dragino.com/images/thumb/8/8d/LG308_MQTT_3.png/600px-LG308_MQTT_3.png||height="385" width="600"]]
524 +[[image:image-20220613191345-4.png]]
489 489  
490 -Publish mush use META as data format for LG308
491 491  
492 492  
493 -**Step 4**: Map the Device Address to Remote ID in MQTT server.
528 +(% style="color:#4f81bd" %)**Step 4**(%%): Map the Device Address to Remote ID in MQTT server.
494 494  
495 -[[image:https://wiki.dragino.com/images/thumb/7/7f/LG308_MQTT_4.png/600px-LG308_MQTT_4.png||height="335" width="600"]]
530 +[[image:image-20220613190635-2.png]]
496 496  
497 -Map Dev Addr to remote ID
498 498  
499 499  
500 -**Step 5: Upstream**: Save the change, we can see the log info via "sytem log", End Node and MQTT Server
534 +(% style="color:#4f81bd" %)**Step 5: Upstream**(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server
501 501  
502 -[[image:https://wiki.dragino.com/images/thumb/b/be/LG308_MQTT_6.png/600px-LG308_MQTT_6.png||height="279" width="600"]]
536 +[[image:image-20220527141843-24.png]]
503 503  
504 -Upstream Process
505 505  
506 -[[image:https://wiki.dragino.com/images/thumb/0/07/LG308_MQTT_6_1.png/600px-LG308_MQTT_6_1.png||height="246" width="600"]]
507 507  
540 +
541 +[[image:image-20220527141933-25.png]]
542 +
508 508  Choose ASCII Format
509 509  
510 -[[image:https://wiki.dragino.com/images/thumb/a/a3/LG308_MQTT_6_2.png/600px-LG308_MQTT_6_2.png||height="248" width="600"]]
511 511  
512 -LHT65 Decoder
513 513  
547 +[[image:image-20220527142028-26.png]]
514 514  
515 -**Step 6: Set up subscribe:** Subscribe a topci for downstream.
549 +LHT65 Decoder
516 516  
517 -[[image:https://wiki.dragino.com/images/thumb/b/b9/LG308_MQTT_7.png/600px-LG308_MQTT_7.png||height="176" width="600"]]
518 518  
519 -Subscribe to a topic
520 520  
553 +(% style="color:#4f81bd" %)**Step 6: Set up subscribe**(%%)**:** Subscribe a topci for downstream.
521 521  
522 -**Step 7**: Downstream: Save the change, we can see the log info via "sytem log", End Node and MQTT Server.
555 +[[image:image-20220613191426-5.png]]
523 523  
524 -[[image:https://wiki.dragino.com/images/thumb/9/97/LG308_MQTT_8.png/600px-LG308_MQTT_8.png||height="298" width="600"]]
525 525  
526 -Downstream Flow
527 527  
528 -(% class="mark" %)**Notice: The text use for Downstream must meet the requirement from [[LG308 Downstream Payload>>url:https://wiki.dragino.com/index.php/Communication_with_ABP_End_Node#Downstream]]**
559 +(% style="color:#4f81bd" %)**Step 7: Downstream**(%%): Save the change, we can see the log info via "sytem log", End Node and MQTT Server.
529 529  
561 +[[image:image-20220527142239-28.png]]
530 530  
531 -= 5. Example For Different MQTT Servers =
532 532  
533 -(% style="width:731.222px" %)
534 -|=(% style="width: 270px;" %)(((
535 -[[image:https://wiki.dragino.com/images/thumb/7/73/ThingSpeak1.png/200px-ThingSpeak1.png||alt="ThingSpeak1.png" height="114" width="233"]]
536 536  
537 -== [[ThingSpeak Server>>url:http://www.thingspeak.com/]] ==
565 +=== MQTT Downstream format ===
538 538  
539 539  
540 -[[Examples>>url:https://wiki.dragino.com/index.php/ThingSpeak_Examples]]
541 -)))|=(% style="width: 242px;" %)(((
542 -[[image:https://wiki.dragino.com/images/thumb/3/3b/Lewei50.png/200px-Lewei50.png||alt="Lewei50.png" height="65" width="223"]]
568 +mosquitto_pub -h $server_address -p $server_port -t $Client_ID -m "**dev_addr,imme/time,txt/hex,payload**"
543 543  
570 +(% class="box infomessage" %)
571 +(((
572 +mosquitto_pub -h 10.130.2.192 -p 1883 -t dragino-1d25dc/ -m "260211D,time,txt,hello"
573 +)))
544 544  
545 -== [[乐联网平台>>url:https://www.lewei50.com/]] ==
575 +mosquitto_pub -h $server_address -p $server_port -t $Client_ID -m "**dev_addr,imme/time,txt/hex,payload,txpw,txbw,SF,frequency,rxwindow**"
546 546  
577 +(% class="box infomessage" %)
578 +(((
579 +mosquitto_pub -h 10.130.2.192 -p 1883 -t dragino-1d25dc/ -m "260211D,time,txt,hello,20,1,SF12,923300000,2 > /var/iot/push/test"
580 +)))
547 547  
548 -[[lewei Example>>url:https://wiki.dragino.com/index.php/Lewei_Example_mqtt]]
549 -)))|=(% style="width: 214px;" %)(((
550 -[[image:https://wiki.dragino.com/images/thumb/a/aa/AWS-IOT.png/200px-AWS-IOT.png||alt="AWS-IOT.png" height="112" width="183"]]
582 +Or use [[MQTT.fx>>https://mqttfx.jensd.de/index.php/download]]
551 551  
552 -== [[AWS-IOT>>url:https://aws.amazon.com/cn/iot-platform/how-it-works/]] ==
584 +[[image:image-20220613192816-6.png||height="440" width="1056"]]
553 553  
586 +(% style="color:red" %)**Notice: The text use for Downstream must meet the requirement from [[LG308 Downstream Payload>>Communicate with ABP End Node without LoRaWAN Network Server --- LG308||anchor="H2.2Downstream"]]**
554 554  
555 -[[AWS Examples>>url:https://wiki.dragino.com/index.php/MQTT_Forward_to_Amazon_AWS-IOT]]
556 -)))
588 +Check out this link for more mosquito-related directives [[https:~~/~~/mosquitto.org/man/mosquitto_pub-1.html>>https://mosquitto.org/man/mosquitto_pub-1.html]]
557 557  
558 -= 6. How to Debug =
590 += 5. How to Debug =
559 559  
560 -User can login the gateway's console and run (% class="mark" %)**logread -f**(%%). It will shows the output when there is packet arrive.User can see if it is correct.
592 +User can login the gateway's console and run (% style="color:#4f81bd" %)**logread -f**(%%). It will shows the output when there is packet arrive.User can see if it is correct.
561 561  
562 -= 7. How to ask for Support =
563 563  
595 += 6. How to ask for Support =
596 +
564 564  If a user still not have trouble making it works. please send a mail to support@dragino.com with the below info:
565 565  
566 566  * Detail of your LoRaWAN end node.
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