The W3C continues to show clear thinking in their approach to the mobile problem. The question is whether they will be able to move fast enough and get the industry to adopt their ideas. Their collection of RFCs lay out a set of lower-level protocols to perform transmission between WAP clients and the web at large. Hopefully, the LEAP protocols and the W3C standards are the future of the wireless web, but this remains to be seen. This service is widespread in Europe and Asia and many US digital service providers offer this service, including SprintPCS in the Charlottesville area.
Messages originate from cell clients, from the web , or via traditional telephones.
The Gateway Mobile Servi ce Switching Center of the carrier attempts to deliver the SMS message immediately, and continues to do so at regular intervals until the message is delivered. However, WML is entirely XML-based. It simply predates it. There are also freeware and open source solutions, but it is unclear at this point how cooked they might be. However, content providers need only store or generate WML on a normal webserver - no special software is needed.