FAQs – SMS Delivery
Find in our FAQs below all the answers related to SMS delivery and what to do in case a message fails.
If you can’t find an answer to your question, contact us.
SMS Delivery
- How can I troubleshoot SMS delivery?
- How does tyntec track and resolve SMS delivery issues?
- What happens if you send an SMS message to a temporarily absent number?
- Is it possible to avoid SMS messages delivered multiple times?
- Does tyntec deliver SMS messages to ported numbers?
- Does tyntec perform number lookup (or HLR check) before sending a message? If yes, do you cache the results?
- What does “delivered upstream” mean?