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63	63
64	64	== 2.3. Add the gateway & the sensor ==
65	65
66		-Here only show the image of the finish, more details about how to add the gateway & sensor refer to this wiki:
67	67
68		-
69	69	=== Add the gateway ===
70	70
71	71	[[image:image-20220802142946-5.png]]
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79	79
80	80	== 2.4. Add the decoder ==
81	81
82		-If you use dragino sensors then you can find the recorder on this URL:
83		-
84	84	[[image:image-20220802143129-7.png]]
85	85
86	86
87	87
88		-== 2.5. Visual Data ==
	84	+== 2.5. Check the date ==
89	89
90		-In this section, you can be seen that the payload of the sensor has been interpreted as visual data.
91	91
92		-And the next part will discuss where to let the data flow。
93		-
94	94	[[image:image-20220802143214-8.png]]
95	95
96	96
97	97	= 3. Forward the data or store the data =
98	98
99		-You are done most of the work, now you just need to plan the flow of data to where.
100	100
101	101	== 3.1. Forward data to an external server based on MQTT/HTTP. ==
102	102
103	103
104		-=== MQTT. ===
105		-
106		-You need to connect to this public address on your external server and subscribe to the topic **(v3/<application_name>/devices/<devices_name>/up)**.
107		-
108		-
109		-[[image:image-20220802144754-9.png]]
110		-
111		-=== HTTP ===
112		-
113		-
114	114	== 3.2 Forward data to the built-in application server Node-Red. ==
115	115
116	116
117		-
118		-
119	119	== 3.3 Just storing the data on the gateway or external storage. ==
120	120
121	121
122		-
123	123	= 4. Sent the downlink to the sensor =
124	124
125	125

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1		-XWiki.Xiaoye

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