Wireless access protocol
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As a wireless telephone provider my company offers our customers a service called WAP (Wireless Access Protocol). WAP is a client-server architecture using a micro browser running on the client side (mobile phone ) and applications and/or content running on Server side. This is similar to the browser running on your PC and the applications/content running on the Internet. With WAP, however, the client communicates to the content servers using a WAP Gateway to convert the HTTP protocol of the Internet to the WAP protocol of the handset. WAP can be described as Internet access using a mobile phone or other wireless handheld device. This service allows customers to view email, obtain stock quotes and check airline schedules among other things. These handsets can also be used as a digital modem to access the traditional internet using a PC or Laptop.
We provide WAP/GPRS Services over a traditional Circuit Switched Data (CSD) path and also over the Packet Switched Data path known as General packet Radio Service (GPRS). The CSD path is from the handset to a cell tower or Base station to the Base station Controller (BSC) and on to the Mobile Switching Center (MSC) which authenticates the customer as a valid user by querying the Home Location Register (HLR). The HLR is a customer database that verifies that a customer has paid their bill and lists the features they are entitled to...