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Last modified by Mengting Qiu on 2025/06/18 15:53
From version 143.1
edited by Mengting Qiu
on 2025/06/18 15:53
Change comment: There is no comment for this version
To version 141.10
edited by Mengting Qiu
on 2025/06/16 10:14
Change comment: There is no comment for this version

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982 982  
983 983  * Does your SIM card support NB-IoT network? If SIM card doesn't not specify support NB-IoT clearly, normally it doesn't support. You need to confirm with your operator.
984 984  * Do you configure the correct APN? [[Check here for APN settings>>http://wiki.dragino.com/xwiki/bin/view/Main/General%20Configure%20to%20Connect%20to%20IoT%20server%20for%20-NB%20%26%20-NS%20NB-IoT%20models/#H2.1GeneralConfiguretoattachnetwork]].
985 -* Do you lock the frequency band? This is the most case we see. [[Explain and Instruction>>||anchor="H1.ConfigureFrequencyBand"]].
985 +* Do you lock the frequency band? This is the most case we see. [[Explain and Instruction>>http://wiki.dragino.com/xwiki/bin/view/Main/General%20Configure%20to%20Connect%20to%20IoT%20server%20for%20-NB%20%26%20-NS%20NB-IoT%20models/#H2.2SpeedUpNetworkAttachtime]].
986 986  * Check if the device is attached to Carrier network but reject. (need to check with operator).
987 987  * Check if the antenna is connected firmly.
988 988  
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1018 1018  //Example~:// For the S31-CB's uplink interval modification (AT+TDC=900):
1019 1019  
1020 1020  * HEX format: (% style="color:blue" %)**01000384**(%%)  ~/~/ There are no Spaces. 0x0384(H)=900(D), that is, modify TDC to 900 seconds.
1021 -* JSON format: (% style="color:blue" %)**{AT+TDC=900}**(%%)**       **~/~/ The correct format is (% style="color:blue" %)**{AT Command}**(%%). No extra characters other than valid AT commands can be added within {}.
1021 +* JSON format: (% style="color:blue" %)**{AT+TDC=900}**(%%)**  **~/~/ The correct format is (% style="color:blue" %)**{AT Command}**(%%). No extra characters other than valid AT commands can be added within {}.
1022 1022  
1023 1023  (% style="color:red" %)**Note:**
1024 1024  
... ... @@ -1029,9 +1029,12 @@
1029 1029  (% style="color:red" %)**For example, the HEX-format downlink command corresponding to AT+TDC can only be used to configure TDC and cannot be used for queries. There is no HEX-format downlink command equivalent to AT+TDC=? , so querying TDC via downlink is not supported.**
1030 1030  
1031 1031  
1032 -**Template for Batch Configuration:**
1033 1033  
1034 -We can also use templates to configure multiple commands AT once. Users only need to modify the parameters of the required AT commands in the correct template for each device.
1033 +
1034 +Json：
1035 +
1036 +The Json format in MQTT mode needs to be configured with all commands.
1037 +If you have configurations that need to be changed, please change them in the template below.
1035 1035  Template:
1036 1036  
1037 1037  {
... ... @@ -1057,18 +1057,16 @@
1057 1057  "AT+TEMPALARM3":"0"
1058 1058  }
1059 1059  
1060 -**Instructions for Using the Template:**
1063 +Hex：
1061 1061  
1062 -1. Modify the parameters for each AT command in the template as needed.
1063 -1. Send the entire template in one downlink command.
1065 +MQTT's hex format. Since many commands need to support strings, only a few commands are supported.
1064 1064  
1065 -(% style="color:red" %)**Note:**
1067 +The supported commands are consistent with LoRaWAN's hex commands.
1068 +Please refer to the following link to obtain the hex format:
1066 1066  
1067 -* The template may vary depending on the device model.
1068 -* **Currently, each specific template is being updated and tested**. If you need a template for your specific device, please contact **Dragino Technical Support** at [[support@dragino.com>>url:https://mailto:support@dragino.com/]] to request the latest downlink template.
1070 +[[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/>>http://wiki.dragino.com/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
1069 1069  
1070 1070  
1071 -
1072 1072  == 7.4 What if the signal is good but the domain name resolution fails? ==
1073 1073  
1074 1074