Programmatically generate 'Over The Air' (OTA) configuration messages for easy setup of mobile phones for WAP, MMS, GPRS, Email, CSD, and SyncML. The ActiveXMS Mobile Messaging SDK (WAP Edition) is a lightweight ATL COM DLL for wireless developers building applications to configure mobile handsets remotely. The SDK provides a rich set of functions to encode the PDU (Protocol Description Unit) strings for GPRS OTA, MMS OTA, WAP OTA, IAP OTA, CSD OTA, WAP Bookmarks, Service Indication/Loading messages, and SyncML OTA configuration messages.