Reasons why php SMS verification failed

With the rapid development of the national economy, the application of SMS has gradually become commercialized. Many enterprises and merchants have begun to use the PHP SMS interface for promotion, marketing or internal management. However, some merchants have encountered problems when using the PHP SMS interface. When it comes to the failure to send text messages, is this due to the merchant's operation error, or is it due to the platform?

Let’s take a look.

1. No banned words are filtered before sending (Recommended learning: PHP video tutorial)

First of all, merchants need to clearly One point is that formal, standardized and professional PHP SMS interface platforms do not allow you to send whatever content you want. After all, the SMS industry is supervised by relevant national departments. But you can rest assured that formal content such as general business activities and commercial promotions can be sent, but care must be taken to avoid prohibited words in the text message content. Before sending in large batches, merchants are advised to test a small amount first and screen out prohibited words before sending.

2. Regional restrictions lead to sending failure

There are individual php SMS interface platforms. Because of regional restrictions, for example, mobile phone numbers in Beijing can receive them, while those in Henan The mobile phone number cannot be received. In order to avoid this type of problem, it is recommended that merchants test it personally before cooperating with the PHP SMS interface platform. Send text messages to mobile phone numbers of different operators in different regions at the same time to see if they can all be received. Choose a company that can provide nationwide coverage. PHP SMS interface platform sent over the Internet.

3. Illegal text message content

If the text message content is about content that violates laws and regulations, it will definitely not be sent. This kind of destructive content is strictly prohibited by the state, and the formal PHP SMS interface platform is definitely not allowed to send it.

4. Involving unrecognizable symbols

People usually use some emoticons or special symbols, but these cannot be fully recognized by the SMS channel, so they cannot It is sent out, so when editing the text message content, it is recommended not to use some unrecognizable symbols to avoid garbled characters.

5.php SMS interface platform relationship

In addition, a big reason for unsuccessful SMS sending lies in the chosen PHP SMS interface platform. What is certain is that a qualified, legal and stable php SMS interface platform will have a high arrival rate no matter what time period it is and no matter how many text messages are sent at the same time, and there will be very few sending failures. Therefore, it is important to choose a cooperation platform.

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