Can iphone receive SMS?

Mainland mobile phones can't receive short messages.

The reason why four IPAD of 1 and iPhone4 accept iMessage messages at the same time is mainly because iMessage is opened with the same ID account, and it can be cancelled by turning off the synchronization function.

2. It is best not to use the same AppleID account for Apple devices, especially if the mobile phone has something to do with it, mainly to set up the data information of the backup mobile phone.

3. Turn off to cancel the synchronization of iMessage messages, so that the iMessage function can be turned off; Click Settings-Information -iMessage, and then turn off the iMessage function of both devices.

Interface with CA:

Because the relationship between SMS and CA system is very close, product definition and authorization are the most basic functions of SMS. CA system has two important concepts, namely ECM and EMM. The full name of the former is encryption control message, and the full name of the latter is authorization management message.

The former is responsible for decrypting the corresponding program, that is, what program is decrypted and the decryption key is provided; The latter is responsible for the management of decryption authority, that is, deciding who has access to what program. This paper introduces two important concepts in SMS, namely access rights and products.