Changes for page Set up CoAP Server
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... ... @@ -1,10 +1,12 @@ 1 -**~ Contents:** 1 +**~ Table of Contents:** 2 2 3 3 {{toc/}} 4 4 5 5 6 -= 1. Introduction = 7 7 7 += 1. Introduction = 8 + 9 + 8 8 ((( 9 9 In this chapter, we set up a CoAP/ MQTT server by using Open Source MQTT Broker : [[EMQX.IO>>url:https://www.emqx.io/]]. And show how to communicate it with CoAP and MQTT. 10 10 ))) ... ... @@ -11,6 +11,8 @@ 11 11 12 12 ((( 13 13 Below is the network structure. The end device use CoAP to connect our Emqx server via NB-IoT network. EMQ X broker will further process the data for the actually application. 16 + 17 + 14 14 ))) 15 15 16 16 [[image:image-20220530084843-1.png]] ... ... @@ -18,8 +18,9 @@ 18 18 Network structure 19 19 20 20 21 -= 2. Install CoAP server = 25 += 2. Install CoAP server = 22 22 27 + 23 23 Set up example in Ubuntu 18.04 24 24 25 25 (% class="box" %) ... ... @@ -35,93 +35,108 @@ 35 35 36 36 ((( 37 37 (% 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.** 43 + 44 + 38 38 ))) 39 39 40 -= 3. Test CoAP Server = 47 += 3. Test CoAP Server = 41 41 42 -== 3.1 Install Copper in Chrome == 49 +== 3.1 Install Copper in Chrome == 43 43 51 + 44 44 ((( 45 - ~1. Download Copper4Cr from [[https:~~/~~/github.com/mkovatsc/Copper4Cr>>url:https://github.com/mkovatsc/Copper4Cr]] and unpack it.53 +(% style="color:blue" %)**1. Download Copper4Cr from [[https:~~/~~/github.com/mkovatsc/Copper4Cr>>url:https://github.com/mkovatsc/Copper4Cr]] and unpack it.** 46 46 ))) 47 47 48 48 ((( 49 -2. Run install.bat in the directory. 50 -))) 57 +(% style="color:blue" %)**2. Run install.bat in the directory.** 51 51 52 -[[image:https://wiki.dragino.com/images/thumb/4/47/CoAP_Test_1.png/600px-CoAP_Test_1.png||height="191" width="600"]] 53 53 60 +[[image:image-20220530085327-2.png]] 61 +))) 62 + 54 54 Run install.bat 55 55 56 56 57 -3. Load the unpacked CoAP APP in Google Chrome: 66 +(% style="color:blue" %)**3. Load the unpacked CoAP APP in Google Chrome:** 58 58 59 -[[image: https://wiki.dragino.com/images/thumb/8/8b/CoAP_Test_2.png/600px-CoAP_Test_2.png||height="114" width="600"]]68 +[[image:image-20220530085423-3.png||height="241" width="1250"]] 60 60 61 61 Install Copper APP 62 62 63 -[[image:https://wiki.dragino.com/images/thumb/7/70/CoAP_Test_3.png/687px-CoAP_Test_3.png||alt="File:CoAP Test 3.png"]] 64 64 73 +[[image:image-20220530085531-4.png]] 74 + 65 65 Install APP Successful 66 66 67 67 68 -4. Load the unpacked CoAP extension in Google Chrome: 78 +(% style="color:blue" %)**4. Load the unpacked CoAP extension in Google Chrome:** 69 69 70 -[[image: https://wiki.dragino.com/images/thumb/6/65/CoAP_Test_4.png/600px-CoAP_Test_4.png||height="154" width="600"]]80 +[[image:image-20220530085638-5.png||height="338" width="1320"]] 71 71 72 72 Install Copper Extension 73 73 74 -[[image:https://wiki.dragino.com/images/thumb/9/99/CoAP_Test_5.png/600px-CoAP_Test_5.png||height="183" width="600"]] 75 75 85 +[[image:image-20220530090104-7.png||height="389" width="1282"]] 86 + 76 76 Install Extension Successful 77 77 78 78 79 -5. Replace the appID in file extension\endpoint\ClientPortChrome.js to Copper (Cu4Cr) Application ID 90 +(% style="color:blue" %)**5. Replace the appID in file extension\endpoint\ClientPortChrome.js to Copper (Cu4Cr) Application ID** 80 80 81 -[[image: https://wiki.dragino.com/images/thumb/7/7e/CoAP_Test_6.png/600px-CoAP_Test_6.png||height="301" width="600"]]92 +[[image:image-20220530090444-10.png]] 82 82 83 83 Replace ID 84 84 85 85 86 -6. Open the Copper extension. If you see below message, means install successfully. 97 +(% style="color:blue" %)**6. Open the Copper extension. If you see below message, means install successfully.** 87 87 88 -[[image: https://wiki.dragino.com/images/thumb/b/b1/CoAP_Test_7.png/600px-CoAP_Test_7.png||height="323" width="600"]]99 +[[image:image-20220530090404-9.png||height="658" width="1238"]] 89 89 90 90 Install Finished 91 91 92 92 93 -== 3.2 Test CoAP connection == 104 +== 3.2 Test CoAP connection == 94 94 106 + 95 95 ((( 96 96 Use Chrome Copper externsion to connect to the CoAP server. Input coap:~/~/COAP_SERVER_IP/mqtt/topic0?c=t1 to connect to the MQTT topic0 in CoAP server. Replace COAP_SERVER_IP with your COAP Server IP address, and refer [[here>>url:https://github.com/emqx/emqx-coap]] for the CoAP detail in EMQX. When connection ok, you can see below window. 97 -))) 98 98 99 -[[image:https://wiki.dragino.com/images/thumb/0/0c/CoAP_Test_8.png/600px-CoAP_Test_8.png||height="323" width="600"]] 100 100 111 +[[image:image-20220530090848-13.png||height="616" width="1154"]] 112 +))) 113 + 101 101 Connect to CoAP server 102 102 103 -== 3.3 Test CoAP Uplink == 104 104 117 +== 3.3 Test CoAP Uplink == 118 + 119 + 105 105 ((( 106 106 Try to use MQTT.fx to subscribe a the topic (topic0) in the server. And use CoAP to send a message to this topic, we can see the message arrive the topic0 and shown in MQTT.fx. 107 -))) 108 108 109 -[[image:https://wiki.dragino.com/images/thumb/b/b0/CoAP_Test_9.png/600px-CoAP_Test_9.png||height="429" width="600"]] 110 110 124 +[[image:image-20220530090939-14.png]] 125 +))) 126 + 111 111 Use MQTT.fx to subscribe the topic 112 112 113 113 114 -[[image: https://wiki.dragino.com/images/thumb/3/39/CoAP_Test_10.png/600px-CoAP_Test_10.png||height="323" width="600"]]130 +[[image:image-20220530091358-18.png||height="549" width="1035"]] 115 115 116 116 Use CoAP Exension to send a update to CoAP server 117 117 118 118 119 -[[image: https://wiki.dragino.com/images/thumb/f/fe/CoAP_Test_11.png/600px-CoAP_Test_11.png||height="386" width="600"]]135 +[[image:image-20220530091237-17.png]] 120 120 121 121 MQTT.fx get the update of this topic on CoAP server 122 122 123 -== 3.4 Test CoAP Downlink == 124 124 140 +== 3.4 Test CoAP Downlink == 141 + 142 + 125 125 ((( 126 126 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 + 127 127 )))
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