Tcl-DP adds TCP and IP connection management, remote procedure call (RPC), and distributed object protocols to Tcl/Tk. A C interface to the RPC primitives is also provided.Tcl stands for the Tool Command Language, a scripting language package. Tk is an X interface toolkit and widget library implemented by a collection of Tcl commands. See sprite.berkeley.edu [128.32.150.27] for more info.