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...	...	@@ -22,7 +22,6 @@
22	22	Network structure
23	23
24	24
25		-
26	26	= 2.  Install CoAP server =
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42	42	(((
43	43	(% style="color:red" %)**Notice: CoAP default port use 5683, if you install EMQX in a cloud server, make sure you open the UDP port 5683. So can receive the packets from NB-IoT.**
44	44
45		-
46	46
47	47	)))
48	48
...	...	@@ -65,7 +65,6 @@
65	65	Run install.bat
66	66
67	67
68		-
69	69	(% style="color:blue" %)**3. Load the unpacked CoAP APP in Google Chrome:**
70	70
71	71	[[image:image-20220530085423-3.png||height="241" width="1250"]]
...	...	@@ -73,13 +73,11 @@
73	73	Install Copper APP
74	74
75	75
76		-
77	77	[[image:image-20220530085531-4.png]]
78	78
79	79	Install APP Successful
80	80
81	81
82		-
83	83	(% style="color:blue" %)**4. Load the unpacked CoAP extension in Google Chrome:**
84	84
85	85	[[image:image-20220530085638-5.png||height="338" width="1320"]]
...	...	@@ -92,7 +92,6 @@
92	92	Install Extension Successful
93	93
94	94
95		-
96	96	(% style="color:blue" %)**5. Replace the appID in file extension\endpoint\ClientPortChrome.js to Copper (Cu4Cr) Application ID**
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98	98	[[image:image-20220530090444-10.png]]
...	...	@@ -100,15 +100,13 @@
100	100	Replace ID
101	101
102	102
	97	+(% style="color:blue" %)**6. Open the Copper extension. If you see below message, means install successfully.**
103	103
104		-**(% style="color:blue" %)6. Open the Copper extension. If you see below message, means install successfully.**
105		-
106	106	[[image:image-20220530090404-9.png||height="658" width="1238"]]
107	107
108	108	Install Finished
109	109
110	110
111		-
112	112	== 3.2  Test CoAP connection ==
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114	114
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122	122	Connect to CoAP server
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124	124
125		-
126	126	== 3.3  Test CoAP Uplink ==
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128	128
...	...	@@ -136,22 +136,21 @@
136	136	Use MQTT.fx to subscribe the topic
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138	138
139		-
140	140	[[image:image-20220530091358-18.png||height="549" width="1035"]]
141	141
142	142	Use CoAP Exension to send a update to CoAP server
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144	144
145		-
146	146	[[image:image-20220530091237-17.png]]
147	147
148	148	MQTT.fx get the update of this topic on CoAP server
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150	150
151		-
152	152	== 3.4  Test CoAP Downlink ==
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154	154
155	155	(((
156	156	Try to use MQTT.fx to publish a message to the topic (topic0) in the server. CoAP extension will see this incomming message.
	145	+
	146	+
157	157	)))