<
From version < 8.1 >
edited by David Huang
on 2024/06/07 14:59
To version < 7.1 >
edited by Edwin Chen
on 2024/06/02 22:10
>
Change comment: There is no comment for this version

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1 -XWiki.David
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51 51  |(% style="width:117px" %)China Mobile|(% style="width:151px" %)No need configure|(% style="width:406px" %)China Mainland, HongKong|(% style="width:351px" %) |(% style="width:120px" %)
52 52  |(% style="width:117px" %)China Telecom|(% style="width:151px" %)ctnb|(% style="width:406px" %)China Mainland|(% style="width:351px" %) |(% style="width:120px" %)
53 53  
54 +
54 54  == 2.2 Speed Up Network Attach time ==
55 55  
56 56  **BG95-M2** supports multi bands (% style="color:blue" %)**in NB-IoT and LTE-M. **(%%) It will search one by one and try to attach, this will take a lot of time and even cause attach fail and show **Signal Strenght:99**.
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100 100  
101 101  [[image:image-20230802112413-3.png]]
102 102  
103 -== 3.2 General COAP Connection ==
104 -
105 -The NB-IoT Sensor can send packet to server use COAP protocol.
106 -
107 -Below are the commands.
108 -
109 -(% style="color:blue" %)**AT Commands:**
110 -
111 -* (% style="color:#037691" %)**AT+PRO=1,0**   (%%) ~/~/ Set to use COAP protocol to uplink, Payload Type select Hex payload.
112 -
113 -* (% style="color:#037691" %)**AT+SERVADDR=120.24.4.116,5683** (%%) ~/~/ Set COAP server address and port
114 -
115 -* (% style="color:#037691" %)**AT+URI1=11,"I"**  (%%) ~/~/  Configure CoAP Message Options
116 -* (% style="color:#037691" %)**AT+URI2=11,"aaa05e26-4d6d-f01b-660e-1d8de4a3bfe1"**  (%%) ~/~/ Configure CoAP Message Options
117 -
118 -(% class="wikigeneratedid" %)
119 -=== 3.2.1 Uplink Example ===
120 -
121 -
122 -
123 123  == 3.2 General MQTT Connection ==
124 124  
125 125  The NB-IoT Sensor can send packet to server use MQTT protocol.
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