The TCP/IP Toolkit has been upgraded to version 4.21. Enhancements to the
TCP/IP Toolkit are:
New APIs:
accept_and_recv()
send_file
A
new 32-bit version of the ring-0 library (R0LIB32), which enables device
drivers to call the new 32-bit networking kernel (socket.sys) without the
16-bit to 32-bit thunk layer.
For information about the new TCP/IP samples added to this Toolkit, refer
to TCP/IP
Samples .