Changes for page MQTT Forward Instruction

Last modified by Kilight Cao on 2024/08/31 16:26
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From version < 14.1 >
edited by Xiaoling
on 2022/05/27 13:58
To version < 8.1 >
edited by Xiaoling
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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  
266 -
267 267  == 4.2 Simulate via MQTT.fx utility ==
268 268  
269 269  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.
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272 272  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.
273 273  )))
274 274  
275 -[[image:image-20220527134929-6.png]]
274 +[[image:https://wiki.dragino.com/images/thumb/0/06/MQTT_Forward_4.png/600px-MQTT_Forward_4.png||height="201" width="600"]]
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]]
280 +[[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]]
286 +[[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  
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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**
298 +(% class="mark" %)**For Upstream**
302 302  
303 303  command is [[mosquitto_pub>>url:https://mosquitto.org/man/mosquitto_pub-1.html]]
304 304  
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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]]
306 +[[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**
311 +(% 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]]
315 +[[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**
325 +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"]]
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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.
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.
337 337  )))
338 338  
339 -[[image:image-20220527135742-11.png]]
336 +[[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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