What does it mean to trigger small-scale flow control permission? 2?

This is limited by SMS authentication in Alibaba Cloud, with authority: 2. Indicates that sending is only allowed twice. It can be set directly in the general settings of Alibaba Cloud SMS service. Each person can limit the number of messages in one minute, one hour and one day.

Short message service is a kind of communication service that Alibaba Cloud can provide for users.

It supports the rapid sending of verification codes, SMS notifications and the promotion of SMS at home and abroad, and the service scope covers more than 200 countries and regions around the world.

Domestic SMS supports the exclusive channel of triple play and real-time interconnection with the number portability platform of the Ministry of Industry and Information Technology. Operator-level operation and maintenance guarantee, real-time monitoring, automatic switching, and the arrival rate is as high as 99%. Perfect support for dual 1 1, during which 2 billion short messages were sent and 600 million users were exposed to these short messages.

It has the following functions:

1, Alibaba Cloud provides international/Hong Kong, Macao and Taiwan short message sending service for global corporate customers, and calls the short message sending capability through API/SDK to send specified information to overseas mobile phone numbers.

2. Support sending notifications via SMS.

3. In the SMS verification scenario, it is supported to send verification code by SMS.

4. Support SMS distribution of various promotional contents, which will help to enhance the exposure of enterprise products.