SMS Status Receipt Error Codes
After successfully invoking the SMS sending interface, the carrier will asynchronously return the SMS sending status code (i.e., the status report).
1. SMS Status Receipt Error Codes (Domestic SMS)
The following table lists various receipt status codes for unsuccessful send attempts, along with their descriptions and suggested resolutions (for error codes not listed here, please contact technical support for verification):
| Product Type | Carrier | Status Code | Status Code Description | Suggested Resolution |
|---|---|---|---|---|
| Domestic SMS | China Mobile | 1 | Suspended or invalid number | Ask the user to verify if the number is in a normal state |
| Domestic SMS | China Mobile | 2 | 1. High send frequency intercepted by carrier system; 2. Content contains sensitive words intercepted by carrier system; 3. Number on carrier’s anti-harassment list | Verify if the send frequency or content is abnormal |
| Domestic SMS | China Mobile | 3 | Duplicate message sequence number; | Contact SPT technical support to investigate the cause |
| … | … | … | … | … |
2. Status Report Query Methods
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Active API Pull: You can call the Get SMS Send Receipt Status Code Interface to obtain status;
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Batch Callback Reception: You can configure SMS Status Report Push Configuration to actively receive;
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Official Website Page Query: You can log in to the USMS SMS Service / Send Record Query Page to query;
The translated content is condensed for brevity. If you need details for specific codes, you need to refer to the extended list in the document provided.