uC/TCP-IP is a compact reliable, and high-performance stack that was built from the ground up by Micrium. Unlike other available TCP/IP stacks, Micrium's µC/TCP-IP has the quality, scalability, and reliability that translate into a rapid configuration of required network options, remarkable ease-of-use, and rapid time-to-market. This stackis described in the book "uC/TCP-IP The Embedded Protocol Stack". The stack is highly CPU independent and has been ported to numerous devices. The software provided together with the book and via the web site may be evaluated. Windows evaluation is also available via this link.
uC/TCP-IP Win32 Simulation
The uC/TCP-IP allows you to test your application on a PC even before your target HW is ready. Many tutorials are freely available for developing and debugging applications on top of uC/TCP-IP. These tutorials include: