Today at the Spring 2003 Voice on the Net (VON) Trade Show & Expo, Microsoft Corp. announced a comprehensive Windows® CE .NET-based voice over IP (VoIP) solution that enables the integration of voice communications into a variety of IP-based client devices and services such as desktops and mobile phones. The new enhancements to Windows CE .NET include a sample Telephony User Interface (TUI), a comprehensive VoIP Application Interface Layer (VAIL) and Enterprise Infrastructure Integration services. Microsoft also announced that leading global original device and equipment manufacturers (ODMs and OEMs) are developing VoIP devices using Windows CE .NET. Manufacturers include BCM Computers Co. Ltd., Casio Computer Company Ltd., Hitachi Ltd., NEC Infrontia Corp., Samsung Electronics, Symbol Technologies Inc. and Tatung Co. In addition, industry-leading silicon vendors, including Advanced Micro Devices Inc. (AMD), ARM Ltd., Broadcom Corp., Conexant Systems Inc., Intel Corp., MIPS Technologies Inc. and Texas Instruments Inc., are optimizing their CPUs and building reference designs for VoIP devices running Windows CE .NET.