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7	7
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		-
11	11	== 1.1 Support Devices ==
12	12
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]])
	15	+* LG01N, OLG01N ((% class="mark" %)**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]])
17	17	* LG02, OLG02
18	18	* LG308, DLOS8
19	19	* LPS8
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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		-
24	24	= 2. Firmware Change Log for MQTT feature =
25	25
26	26	(((
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30	30	* LG02_LG08-5.3.1580178039
31	31	** Initiate version
32	32
33		-
34	34	= 3. MQTT forward operating principle =
35	35
36	36	== 3.1 Network Structure ==
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40	40	* 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.
41	41	* 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,
42	42
43		-[[image:image-20220527133547-1.png]]
	40	+[[image:https://wiki.dragino.com/images/thumb/4/45/MQTT_Forward_1.png/600px-MQTT_Forward_1.png||height="348" width="600"]]
44	44
45	45	General MQTT structure
46	46
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480	480
481	481
482	482	(((
483		-(((
484	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
485	485	)))
486		-)))
487	487
488	488	[[image:https://wiki.dragino.com/images/thumb/8/8d/LG308_MQTT_3.png/600px-LG308_MQTT_3.png||height="385" width="600"]]
489	489
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525	525
526	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]]**
	523	+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]]
529	529
530	530
531	531	= 5. Example For Different MQTT Servers =
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541	541	)))|=(% style="width: 242px;" %)(((
542	542	[[image:https://wiki.dragino.com/images/thumb/3/3b/Lewei50.png/200px-Lewei50.png||alt="Lewei50.png" height="65" width="223"]]
543	543
	539	+== ==
544	544
545	545	== [[乐联网平台>>url:https://www.lewei50.com/]] ==
546	546

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