Waterfall: Investigating SMS Delivery Issues for Specific Numbers
Information
Issue Summary: The customer inquired whether SMS messages were sent to specific numbers on designated dates for the CCS/TFC account. The customer reported that their end-users did not receive the SMS messages.
Details:
- Numbers in Question and Dates:
- 07955243146 - 02-MAY-24
- 07715116261 - 17-MAY-24
- 07300877898 - 17-MAY-24
- 07454833050 - 20-MAY-24
Investigation:
- Log Review: We conducted a thorough review of our system logs and confirmed that SMS messages were successfully processed and sent from our side for the specified numbers and dates.
- Potential Causes: Given that our system logs show successful transmission, the issue is likely related to factors outside our control, such as:
- Network Issues: The recipient's network provider may have experienced issues affecting message delivery.
- Device Problems: The recipient's phone might have been unreachable or had other issues preventing SMS receipt.
Results :
Conclusion:
Our investigation confirmed that the SMS messages were sent successfully according to our records. The delivery issues reported by the customer are likely due to network problems or device issues on the recipient's end. Further investigation or troubleshooting with the end-user’s network provider or device may be required to resolve these issues.
Keywords Waterfall: Investigating SMS Delivery Issues for Specific Numbers
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