SMS and IM are messaging services that are used to communicate through mobile devices or computers. Short Message Service (SMS) is used to send small messages from one phone to another. IM messaging services are used to send messages from one computer to another computer through the internet. Read this article to find out more about SMS and IM and how they are different from each other. What is SMS? Short Message Service is a messaging service that is used to send and receive small messages from mobile devices. SMS is one of the popular methods of communication. SMS messages ... Read More

You may be interested in learning more about Wireless Application Protocol (WAP) in Global System for Mobile Communications (GSM). One of the crucial elements in understanding WAP in GSM is knowing the bearer types used in this context. A bearer type is a means of carrying data between two points. In the case of WAP in GSM, there are two bearer types used, circuit-switched (CS) and packet-switched (PS). CS bearer types are established when a phone call is initiated, and data is transferred through the same channel as the voice call. This method is relatively slower, but it is more ... Read More