The cellular operator may build the value-added services, or outsource either the entire service pack or parts of it. Being able to offer mobile Internet services is essential in today's mobile and fast-moving environment. ICSA gives cellular operators that ability. Mobile Internet subscribers move between different modes of usage with different available bandwidth and devices, and they want to access the information at all times, on their terms, whenever they need it, and with continuous synchronization. This means that an action performed in one mode of data access affects the other modes as well.
Subscribers receive total mobility within the cellular network, including foreign roaming.
The SMS is the carrier for data in this mode as the data terminal is the existing cellular phone. Subscribers may access their data through SMS and cellular-switched data connections. Pushed header information can be used either for reading mail on the cell phone or by transferring the headers to a handheld computer or notebook. Not Very Mobile. This provides cellular operators with the opportunity to build a portal strategy based on the traffic generated by subscribers logging on to read and send mail.