In fact, IPSec VPN within the enterprise network is also highly useful. As mentioned earlier, the power industry has many Web-based applications. The system has different security requirements, key business systems and common applications require isolation, such as the financial system and OA system need to be isolated. However, in isolation at the same time, another part of the system is the need for access to all employees, that is, part of the PC belongs to multiple systems together. This particular demand, resulting in the traditional sense can not be network-based VPN technology in isolation. The reason: Web-based VPN will not allow any part of a PC with multiple VPN. And using network-based MPLS VPN technology will largely change the structure of the network, greatly increasing network investment, increasing the complexity of the network resulting in network transformation and maintenance more difficult, not suitable for business use.
But Stallman Free Software Foundation on Friday published the article pointed out that this is a "dangerous direction." He wrote: "rely on C # is very dangerous, so we must discourage the use of it. The danger is that one day, Microsoft may be intended to force all free underground version of C # tool to obtain software patents. This is a significant risk of fools will sit style = "COLOR: blue; FONT-FAMILY: Verdana; mso-ascii-font-family: Times islunardate =" False "isrocdate =" False "w: st =" on "month =" 6 "year =" 2009 "> 2 March According to data released Wednesday, Microsoft released only a month Bing search engine to get the U.S. search market share, but still far behind Google. StatCounter said Internet data organization, Bing on June 3 after the release of June in the U.S. Web search market share up by 7.21% in April to 8.23%.