copyright

comer s TCPIP-vol3源代码...当然是经典咯

	These sources are freely redistributable, provided they include
the following notice, for example in a file named "COPYRIGHT" in the directory
with the sources you distribute.

<<<begin COPYRIGHT>>>
Portions of this software are covered by the following copyright:

	Copyright (c) 1995, 1996, 2000 Douglas E. Comer, David L. Stevens, and
Prentice Hall, Inc. All rights reserved.

Redistribution and use in source and binary forms are permitted
provided that this notice is preserved and that due credit is given
to the copyright holders. The names of the copyright holders
may not be used to endorse or promote products derived from this
software without specific prior written permission. This software
is provided ``as is'' without express or implied warranty. The authors
assume no liability for damages incidental or consequential, nor is the
software warranted for correctness or suitability for any purpose.
	Portions of this software are documented in the book:

        Internetworking With TCP/IP Vol 3:
        Client-Server Programming And Applications   
        Linux/POSIX Sockets Version

        Prentice Hall, Upper Saddle River, New Jersey.
        ISBN: 0-13-032071-4

This software may not be sold or published in printed form without written
permission from the copyright holders.
<<<<end COPYRIGHT>>>