Changes for page MQTT Forward Instruction

Last modified by Kilight Cao on 2024/08/31 16:26
<
From version < 20.1 >
edited by Xiaoling
on 2022/05/27 14:03
To version < 9.1 >
edited by Xiaoling
on 2022/05/27 13:50
>
Change comment: Uploaded new attachment "image-20220527135037-7.png", version {1}

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... ... @@ -276,17 +276,15 @@
276 276  
277 277  Connect to MQTT Broker
278 278  
279 -
280 280  After connected, use publish to public some thing to MQTT server. This to simulate upsteam
281 281  
282 -[[image:image-20220527135037-7.png]]
281 +[[image:https://wiki.dragino.com/images/thumb/b/bd/MQTT_Forward_5.png/600px-MQTT_Forward_5.png||height="149" width="600"]]
283 283  
284 284  Upstream: Publish message to MQTT Broker
285 285  
286 -
287 287  To simulate a downstream, use MQTT.fx to subscribe a topic, and publish something to this topic. as Below:
288 288  
289 -[[image:image-20220527135215-8.png]]
287 +[[image:https://wiki.dragino.com/images/thumb/3/3d/MQTT_Forward_6.png/600px-MQTT_Forward_6.png||height="279" width="600"]]
290 290  
291 291  Downstream: Subscribe a topic to get downstream
292 292  
... ... @@ -298,7 +298,7 @@
298 298  In the Dragino Gateway, we use [[mosquitto client>>url:https://mosquitto.org/]] for MQTT connection.
299 299  
300 300  
301 -(% style="color:#4f81bd" %)**For Upstream**
299 +(% class="mark" %)**For Upstream**
302 302  
303 303  command is [[mosquitto_pub>>url:https://mosquitto.org/man/mosquitto_pub-1.html]]
304 304  
... ... @@ -306,16 +306,16 @@
306 306  
307 307  Note: 192.168.199.148 is MQTT broker address, the gateway and the MQTT broker PC are in the same network.
308 308  
309 -[[image:image-20220527135310-9.png]]
307 +[[image:https://wiki.dragino.com/images/thumb/d/d0/MQTT_Command_6.png/600px-MQTT_Command_6.png||height="188" width="600"]]
310 310  
311 311  mosquitto_pub
312 312  
313 313  
314 -(% style="color:#4f81bd" %)**For Downstream**
312 +(% class="mark" %)**For Downstream**
315 315  
316 316  Use [[mosquitto_sub>>url:https://mosquitto.org/man/mosquitto_sub-1.html]] to subscribe the change on the topic.
317 317  
318 -[[image:image-20220527135440-10.png]]
316 +[[image:https://wiki.dragino.com/images/thumb/8/89/MQTT_Command_7.png/600px-MQTT_Command_7.png||height="267" width="600"]]
319 319  
320 320  mosquitto_sub
321 321  
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325 325  This chapter are step by step to show to configure the Dragino Menu for MQTT auto connection.
326 326  
327 327  (((
328 -Go to (% style="color:#4f81bd" %)**Dragino Menu ~-~-> MQTT Client**
326 +Go to (% class="mark" %)**Dragino Menu ~-~-> MQTT Client**
329 329  )))
330 330  
331 331  [[image:https://wiki.dragino.com/images/thumb/b/bc/MQTT_Command_8.png/600px-MQTT_Command_8.png||height="249" width="600"]]
... ... @@ -333,10 +333,10 @@
333 333  go to mqtt configure menu
334 334  
335 335  (((
336 -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 +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.
337 337  )))
338 338  
339 -[[image:image-20220527135742-11.png]]
337 +[[image:https://wiki.dragino.com/images/thumb/1/14/MQTT_Commands_8.png/600px-MQTT_Commands_8.png||height="240" width="600"]]
340 340  
341 341  forward to MQTT
342 342  
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354 354  ~/~/DATA: The data stores in /var/iot/channels/
355 355  )))
356 356  
357 -[[image:image-20220527135828-12.png]]
355 +[[image:https://wiki.dragino.com/images/thumb/c/c7/MQTT_Command_9.png/600px-MQTT_Command_9.png||height="385" width="600"]]
358 358  
359 359  MQTT Publish configure
360 360  
361 361  
362 -[[image:image-20220527135929-13.png]]
360 +[[image:https://wiki.dragino.com/images/thumb/b/b7/MQTT_Command_10.png/600px-MQTT_Command_10.png||height="544" width="600"]]
363 363  
364 364  MQTT Channel settings
365 365  
366 -
367 367  (((
368 368  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:
369 369  )))
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382 382  Below is a simulation to put this data to active the MQTT publish.
383 383  )))
384 384  
385 -[[image:image-20220527140023-14.png]]
382 +[[image:https://wiki.dragino.com/images/thumb/3/30/MQTT_Command_11.png/600px-MQTT_Command_11.png||height="308" width="600"]]
386 386  
387 387  MQTT Publish
388 388  
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396 396  mosquitto_sub -h 192.168.199.148 -p 1883 -i dragino-1b7060 -t command.
397 397  )))
398 398  
399 -[[image:image-20220527140100-15.png]]
396 +[[image:https://wiki.dragino.com/images/3/36/MQTT_Command_12.png||height="173" width="579"]]
400 400  
401 401  MQTT Subscribe
402 402  
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405 405  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:
406 406  )))
407 407  
408 -[[image:image-20220527140148-16.png]]
405 +[[image:https://wiki.dragino.com/images/thumb/b/b8/MQTT_Command_13.png/600px-MQTT_Command_13.png||height="300" width="600"]]
409 409  
410 410  LoRa Broadcast parameters.
411 411  
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412 412  
413 413  And below is the subscribe simulation:
414 414  
415 -[[image:image-20220527140238-17.png]]
412 +[[image:https://wiki.dragino.com/images/thumb/6/60/MQTT_Command_14.png/600px-MQTT_Command_14.png||height="255" width="600"]]
416 416  
417 417  downstream simulation
418 418  
... ... @@ -421,7 +421,6 @@
421 421  
422 422  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.
423 423  
424 -
425 425  === 4.5.1 Use LoRa Raw protocol for communication ~-~- For LG01/LG02 ===
426 426  
427 427  (((
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