Short Messaging Service (SMS)

Short Message Service (SMS) is a globally accepted service using GSM network and widely used in mobile phones. It is a text messaging service component of phone, web, or mobile communication systems. It is used the standardized communications protocols that allow the exchange (sending and receiving) of short text messages between fixed line or mobile phone devices. Short Message System (SMS) messaging provides a convenient way to communicate between mobile phone devices. The sending and receiving text message between mobile phones devices are basically through Global System for Mobile Communications (GSM) network.

The use of SMS on modern handsets was originated from radio telegraphy in radio memo pagers, which used the standardized phone protocols and later defined as part of the Global System for Mobile Communications (GSM) series of standards in 1985. As a means, the process sending messages to and from GSM mobile handsets can be up to 160 characters. Ever since then, support for the service has expanded to include other mobile technologies such as ANSI CDMA networks and Digital AMPS, as well as satellite and landline networks.

In addition to being a great way of communicating people, SMS can be a useful way for applications to exchange simple messages between devices. SMS works across most cellular service providers, which does not require a direct connection between devices, the infrastructure for the system is already in place.