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Last modified by Xiaoling on 2024/05/20 09:36
From version 21.1
edited by Mengting Qiu
on 2023/11/24 11:44
Change comment: Uploaded new attachment "image-20231124114451-10.png", version {1}
To version 27.2
edited by Mengting Qiu
on 2023/11/24 14:34
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Summary

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9 9  
10 10  = 1. introduction =
11 11  
12 -This chapter describes switch LoRaWAN server by rejoin feature.
12 +This chapter describes how to switch LoRaWAN server by rejoin feature.
13 13  
14 14  
15 15  = 2. What is the rejoin feature? =
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18 18  
19 19  == 2.1offline rejoining （LWS007) ==
20 20  
21 -
22 22  (% style="color:blue" %)**AT Command: AT+DDETECT**
23 23  
24 24  AT+DDETECT=<Flag>,<ACK_Timout_1>,<ACK_Timout_2> (Default Value: AT+DDETECT=1,1440,2880)
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78 78  
79 79  Feature: Change LoRaWAN End Node Transmit Interval.
80 80  
81 -
82 82  (% style="color:blue" %)**AT Command: AT+TDC**
83 83  
84 84  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:727.222px" %)
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149 149  == 3.2 Delete the device and add the device to the new platform ==
150 150  
151 151  
150 +Delete device：
152 152  
152 +[[image:image-20231124104002-3.png||height="302" width="653"]]
153 153  
154 +[[image:image-20231124104014-4.png||height="210" width="654"]]
154 154  
155 155  
157 +Register the device on the new platform and wait for the offline detection time for the device to automatically request to join the network.
156 156  
159 +[[image:image-20231124112845-8.png||height="449" width="935"]]
157 157  
161 +[[image:image-20231124113011-9.png||height="450" width="935"]]
158 158  
163 +[[image:image-20231124111630-6.png||height="537" width="813"]]
159 159  
160 160  
161 161  
167 +== 3.3 Restore the default TDC time and the default offline detection time ==
162 162  
169 +* (% style="color:blue" %)**It is recommended to restore the factory reset directly:**
163 163  
171 +(% style="color:red" %)** downlink payload: 0x04FE**
164 164  
173 + [[image:image-20231124114451-10.png||height="377" width="826"]]
165 165  
175 +[[image:image-20231124115256-11.png||height="409" width="767"]]
166 166  
177 +After the delivery is successful, the node is connected to the network again and factory Settings are restored.
167 167  
179 +[[image:image-20231124141041-1.png||height="395" width="801"]]
168 168  
181 +[[image:image-20231124141141-2.png||height="460" width="802"]]
169 169  
170 170  
184 +* (% style="color:blue" %)**If the device has other configurations to keep, users can also choose to configure the default TDC and default offline detection time separately.**
171 171  
186 +[[image:image-20231124142829-4.png||height="451" width="626"]]
172 172  
173 173  
189 +[[image:image-20231124142645-3.png||height="452" width="622"]]
174 174  
175 175  
192 +(% style="color:red" %)**Note: To set these two commands separately, users must restore the default offline detection time before configuring the default TDC time.**
176 176  
177 177  
178 178  
179 179  
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180 180  
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