The TCP/IP protocol suite allows computers of all sizes, from many different computer vendors, running totally different operating systems, to communicate with each other. It is quite amazing because its use has far exceeded its original estimates.
S7A驱动，7.20版本， Version history S7A OPC server and FIX driver for Siemens S7/S5 communication via Ethernet TCP/IP, MPI or Profibus Versio n 7.20 Date: 26.02.2007 Version history =========================================================================
运行效果 http://hi.csdn.net/attachment/201012/9/0_1291865794j998.gif ************************************************************************* PowerBuilder Foundation Class Library Version 9.0 R E L E A S E N O T E S Copyright ?1996-2003 Sybase, Inc. an
Internetworking IPv6 with Cisco Routers 想要学习IPv6的，这本书我觉得真的很好，希望大家都可以看看。 先贴一个目录给大家看看: Chapter 1: Introduction Overview, Why IPv6, Why a new address scheme, Best Effort: is it enough, Requisites to be satisfied by IPv6, An address space to last, To un
最近做的程序中涉及到的循环比较多且处理的情况较复杂，在运行程序时出现执行超时提示如下：Fatal error: Maximum execution time of 30 seconds exceeded in D:phpAppServwwwsum3test.php on line 3通过在网上搜索，找到了解决方法和大家分享，下面来一起看看吧。
