Sending private cloud verification code failed.

Causes and solutions of failure in sending verification code of private cloud;

1, website /app website /app usually access SMS verification code service in the form of interface, in addition to correct docking, the content, frequency and effective time of SMS verification code should be set reasonably, otherwise the sending may fail.

2. Set the acquisition times and effective time of SMS verification code reasonably to prevent it from being unusable due to too few acquisition times. Generally speaking, the reasonable setting is: for users with the same mobile phone number or the same IP address, send 10 SMS verification code at most every day, 2-3 times per hour, and the effective time is 3-5 minutes.

3. Communication Operator Generally, SMS verification code is submitted to the communication operator after being audited by SMS platform, and the communication operator will immediately send it to the user's mobile phone. However, when users are in the blind areas covered by network signals (such as basements and deep mountains). ), or in some areas where network signals are blocked, there may be cases where SMS verification code is not received. Get it again.