Network Configuration Manager 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 ...

As open source communities are active in innovation, open source products are poised to flourish in many market segments. Open source software is now becoming an important force in the field of cloud computing, as it has already laid a good foundation for desktop operating systems. 　　Open source software still has a long way to go, and cloud computing seems to be the latest market potential to feel its profound impact. The first wave of open source ocean a few years ago, startups started the first wave of open source cloud computing platforms, many of which are based on the Amazon Web Services (AWS) of public cloud computing. To make the most of.

A lot of people now think that Microsoft has too many loopholes, Microsoft's system security is very poor, but through my various systems in the process of security configuration I summed up some experience, special to share with you, in fact, all kinds of systems have a lot of loopholes, but Microsoft's things with the most people, the general level is not very high, Will not make a variety of security settings, it will let people have now online with nt/2000 service security is very poor feeling, in fact, nt/2000 server if you do a good job of the security settings, its security will never be worse than Nix system, if you ...

"Editor's note" If you think the advantage of open source software is free and doctrine, then you are wrong, in today's software market, open source projects more and more dazzling, the choice of open source software is the biggest advantage is low risk, product transparency, industry adaptability and so on, but in the open source project area really influential enterprises, It is absolutely the enterprise that contributes the most code to this project. Network name for the architect of the blogger Li Qiang summed up the worthy attention of the 10 open source projects, are very valuable, the following is the original: 1. Appium official website: http://appiu ...

It has the characteristics of compact, flexible and convenient customization. This paper introduces the function and structure of ovirt-node, as well as the acquisition, installation, customization of Ovirt-node. Ovirt-node is the client part of the open source virtualization management platform Ovirt, a customized minimized fedora system that acts as a virtual Machine Manager (Hypervisor) host, and a virtualization management platform with the management end Overt-engine. Ovirt-nod ...

1. Appium Official website: Http://appium.io/Appium is an open source automation testing framework, which is mainly used for native mobile applications or hybrid mobile applications. 　　Appium uses Webdriver:json wire Kyoto to drive iOS apps and Android apps. Note: Webdriver is a selenium based automated test class library that is not running in the browser Javas ...

Today, open source firewalls are numerous. 　　This article will cover 10 of the most practical open source firewalls that fit your business needs. 1. Iptables Iptables/netfilter is the most popular command line based on firewalls. It is the safe line of defense for Linux servers. Many system administrators use it to fine-tune the server. The function is to filter packets from the network stack in the kernel, including: listing the contents of the packet filtering rule set, and executing fast because it only checks the header of the packet, and the administrator can ...

One solution to this management problem is Virtual http://www.aliyun.com/zixun/aggregation/39569.html ">machine Manager, or called Virt-manager." This article explores the use of Virtual Machine Manager, expounds its capabilities on common hardware, and shows how to manage and monitor the performance of real-time virtual machines. Although server management has been a problem in the past, virtualization management simplifies some of the problems and magnifies ...

The Big data field of the 2014, Apache Spark (hereinafter referred to as Spark) is undoubtedly the most attention. Spark, from the hand of the family of Berkeley Amplab, at present by the commercial company Databricks escort. Spark has become one of ASF's most active projects since March 2014, and has received extensive support in the industry-the spark 1.2 release in December 2014 contains more than 1000 contributor contributions from 172-bit TLP ...

Editor's note: Data Center 2013: Hardware refactoring and Software definition report has a big impact. We have been paying close attention to the launch of the Data Center 2014 technical Report. In a communication with the author of the report, Zhang Guangbin, a senior expert in the data center, who is currently in business, he says it will take some time to launch. Fortunately, today's big number nets, Zhangguangbin just issued a good fifth chapter, mainly introduces Facebook's data center practice, the establishment of Open Computing Project (OCP) and its main work results. Special share. The following is the text: confidentiality is the data ...