Network Access Control Open Source

A, virtualization virtualization refers to the ability to simulate multiple virtual machines on the same physical machine. Each virtual machine has a separate processor, memory, hard disk, and network interface logically. The use of virtualization technology can improve the utilization of hardware resources, so that multiple applications can run on the same physical machine with each other isolated operating environment. There are also different levels of virtualization, such as virtualization at the hardware level and virtualization at the software level. Hardware virtualization refers to the simulation of hardware to obtain a similar to the real computer environment, you can run a complete operating system. In the hardware virtual ...

While the term cloud computing is not new (Amazon started providing its cloud services in 2006), it has been a real buzzword since 2008, when cloud services from Google and Amazon gained public attention. Google's app engine enables users to build and host Web applications on Google's infrastructure. Together with S3,amazonweb services also includes elastic Cloud Compute (EC2) calculation ...

Absrtact: 7 years ago, one of the ideas, the success of today's popular social network and microblogging service--twitter. Twitter now has more than 200 million monthly active subscribers, and about 500 million tweets are sent every day. 　　Behind all this is the support of a large number of open source projects. Twitter, known as the "Internet SMS Service", allows users to post no more than 140 tweets, the idea from Twitter's co-founder, Jack Dorsey, which was dubbed "the dumbest Ever" by analysts 7 years ago ...

For small and medium-sized enterprises, there are many free and open source router and firewall solutions, even as a business choice. 　　Many of these products offer LAN services, such as VPN services, hotspot gateways, and the use of mandatory network portals to share wireless networks. Here, the editors find open source and free router projects that are suitable for businesses that include small businesses, midsize, and even the size of Cisco and Juniper.  Gossip Less, we look at these seven open source and free Linux network operating system. &nb ...

For years I've been worried that the open source movement might suffer from Kim Stanley Robinson's brilliant exposition of "Green Mars": "The tide of history is faster than we do."   "Innovators are left behind, and the world they've changed is running in unexpected directions with their ideas." In the "Open source paradigm shift" and "What is Web 2.0" These articles I think the internet as a private platform mainly built on the open source software, its success is likely to lead in the field of cloud computing ...

Subversion is a free, open source http://www.aliyun.com/zixun/aggregation/9591.html "> Version control System. Under Subversion Management, files and directories can transcend time and space. Subversion stores files in a central version library. This version library is very much like a normal file server, and it can record every file and directory modification. This will allow the data to revert to the previous version, and ...

In the industry, there is a view that migrating CRM and ERP applications to the cloud is a very important trend. Clearly this trend is in line with business development needs. At present, the ERP market has experienced the challenge of financial crisis, it budget reduction, ERP vendors face the painted door, the implementation of the success rate of the query, the entire ERP market seems to be facing unprecedented chaotic scene. The emergence of financial crisis, so that enterprises began to pay more attention to the importance of management, in the last two years of recovery period, enterprises for investment, whether the enterprise's IT investment, or business investment, are more cautious, with ...

Packetfence ZEN is a trustworthy open source network http://www.aliyun.com/zixun/aggregation/38609.html "> Access control System (NAC). It supports registering new network devices, detecting unusual network activity, isolating problematic devices, correcting controlled ports, registering for Default vulnerability scans, VoIP supporting VLAN isolation (even in heterogeneous environments) multiple switch vendors, supporting 802.1x via fre ...

A discussion about Microsoft Windows and Linux based operating systems is sweeping the internet. The discussion involved many people with vested interests and partiality. The discussion was heated by the confusion of the discussion due to the lack of understanding and misunderstanding caused by logic mistakes. The demand for advertising strategies is expected to give the sponsors more attention, and the use of collated statistical data in the allocation of papers is too obvious authority and objectivity to support the discussion with prejudice and questionable facts. Part of the reason for this lack of certainty is that the debate seems to be never-ending, partly because of the safety of ...

Packetfence is a trustworthy open Source Network access control system (NAC). It includes a mandatory network portal for registration, corrective, centralized wired and wireless management, support for 802.1X, 2-layer isolation for problematic devices, and a portal correction, integrated with Snort IDs and nessus vulnerabilities scanners. It can be used to effectively protect network security from small to large. Packetfence 3.0 releases a number of new features. Contains a redesigned mandatory network portal, complete ...