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Is the Voice OTP API secure?
Last Updated: 13/06/2025Yes, SMSGatewayCenter prioritizes data security with robust encryption protocols, secure APIs, and GDPR-compliant practices to protect customer data.
How does the system handle failed deliveries?
Last Updated: 13/06/2025The API allows you to configure reDial (number of redial attempts) and redialInterval (time between attempts, in minutes: 5, 10, or 15). This ensures the system retries delivery if the initial call fails.
How can I test the Voice OTP API?
Last Updated: 13/06/2025You can test the API using tools like cURL, Postman, or programming languages such as PHP or Java. Sample code is available in the documentation. For example, in PHP: Ensure you replace YourUserId, YourPassword, and other parameters with your actual credentials and values.
Can I send Voice OTPs to multiple mobile numbers?
Last Updated: 13/06/2025The API documentation example shows a single mobile number. For sending to multiple numbers, you may need to make separate API calls or check with SMSGatewayCenter support for bulk options.
What audio clips are available for Voice OTPs?
Last Updated: 13/06/2025Available clips include: ‘Default’, ‘FollowingCode’, ‘OneTimePassword’, ‘Registration’, ‘UseThisCode’, and ‘VerificationCode’. These allow customization of the OTP delivery experience.
What parameters are required to send a Voice OTP?
Last Updated: 13/06/2025The required parameters include: Example: https://unify.smsgateway.center/VoiceApi/send?userid=YourUserId&password=YourPassword&audioType=pin&sendMethod=quick&mobile=919999999999&redialInterval=5&reDial=1&duplicateCheck=true&format=json&pin=906547&pinClipId=OneTimePassword&pinRepeatCount=1
How does the Voice Call OTP PIN API work?
Last Updated: 13/06/2025You send a request to the API with a text PIN and select a predefined audio clip (e.g., ‘OneTimePassword’, ‘VerificationCode’). The system converts the PIN to audio and delivers it to the recipient’s mobile number via a voice call.
What is the Voice Call OTP PIN API?
Last Updated: 13/06/2025The Voice Call OTP PIN API allows you to programmatically send one-time passwords (OTPs) via voice calls. It converts a text PIN into audio using predefined clips, providing a secure and user-friendly authentication method.
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