Good safety: through authentication, data encryption, data integrity checking and other means to ensure access security. And, at Nortel Networks Contivity IPSec VPN gateway support, companies can also get additional features such as support for multiple standard authentication mechanisms, NAT passthrough support, high reliability and high security. Power System affiliates all over the country, many power plants, substations located in remote areas. For the power system or microwave system, SDH transmission systems beyond the reach of the place, you can use IPSec VPN approach to networking, make full use of the Internet coverage, the advantage of low prices, and ensure network connectivity via IPSec VPN security. This way of achieving the security networking, and significant savings in network costs. In fact, this approach is adopted by a large number of multinational corporations. IBM, Boeing, General Electric, and the National Ministry of Electric Power Information Center and other famous enterprises, have adopted the Nortel Networks Contivity VPN equipment to achieve the interconnection of remote nodes.
GNU founder Richard Stallman called for the development plan not to use Mono, because with open source tools that increasing the utilization rate may lead to Microsofts legal action. Mono is with Microsoft. Net compatible tools portfolio, so original in Microsoft C # programming language to write applications to run on multiple platforms, including Linux, BSD, Unix, Mac OS X and Solaris platforms included. Many popular open source applications, such as Tomboy Note application and F-Spot photo management program, would require Mono to run. Therefore, Debian and other Linux publisher has said it is considering the inclusion in the default installation of Mono.