An SMS gateway allows a computer to send Short Message Service (SMS) transmissions to a telecommunications network. SMS Gateway is actually a server from which is provided for connectivity of a web application for the purpose of sending SMS. This Gateway is actually a server which has the functionality of sending SMS to the mobile devices of different telecom operators like in India the major ones are Airtel, Vodafone, Aircel, Tata Docomo.
The SMS we send to the list of mobile numbers are actually first sent to these gateways in which they are queued till they are sent one by one. And all this happens in fractions of seconds.
It is only a SMS Gateway that sending of a SMS to any mobile numbers is possible through the computers when we connected to internet and the SMS is routed through these Gateways using our application of Tango SMS.
At TangoSMS.com we are always connected to these gateways 24X7 which are most reliable, secure and fastest for SMS Delivery.