This article was sponsored by Xiuyi linfeng and first launched in the dark world.
To configure the DNS server in centos, you must first install the DNS software bind. Of course, we can also install other DNS software, such as the domestic open source DNS software dnspod.
H
GoDaddy domain name than the domestic cheap believe you seo friends will know, each domain name is always cheaper than the domestic many many in the spirit of spending the least money to do the most the same thing professional marketing spirit, a lot of SEO are selected GoDaddy to as their own domain name Registrar rapid SEM marketing team ( www.yh9.org) is also selected as his own domain name registrars, but the choice of GoDaddy also have a lot of problems with the most troublesome is GoDaddy'
Most of us use DNS primarily for domain name resolution, and there is a special requirement recently: passing special data through the DNS protocol. Turn over the Internet and finally find a powerful C # DNS ToolPak ARSoft.Tools.Net Library, thanks to CodePlex, thanks Alexreinert!For the DNS protocol, refer to the Micr
Because of a sudden evil idea, I want to build a DNS server on my Android tablet, because I have sl4a and Python's interpreter installed on the tablet before, and I want to continue to learn python, so I intend to implement it in Python.
Looking at Google, the Python implementation of DNS, did not find the answer I wanted, so I decided to implement it.
Now the
This article is about configuring and managing DNS servers.
First understand the role of the DNS service, when to use? How do you use it?
In the current network, the computer through the IP address to communicate, IP address with digital, memory is too difficult, for the computer A good name, everything is easy.
The DNS service primarily serves two functions:
Windows Server 部署DNS服务When we are on the Internet, usually enter the URL, in fact, this is a domain name, and our computer network computers can only use the I P address to identify each other. The domain name (URL) is only as good as the house number, just for the convenience of memory and increase.(Image from Network)The DNS
The computer used to install the DNS server must use a static IP address, such as 172.16.16.99. After the system downloads the DNS server components, click the Start-Administrative Tools-DNS command to open the DNSMGMT console, as shown in Figure 1. In this console, you can
When performing software sample analysis (mainly analyzing the network traffic of the sample ), inevitably, you need to set up a DNS server to use IP spoofing technology to try to obtain the network traffic of software samples. The following uses CentOS5.2 as an example to describe how to set up a DNS server on Linux.
Event cause and Analysis
This event is a linkage event, mainly divided into two parts:
1. the DNS server of the dnspod site is attacked by DDoS attacks with over 10 Gbps traffic. It is suspected that it is a competition between private online game servers, as a result, a private server operator launched thousands of zombie hosts to launch DDoS flood attacks
Before configuration, explain how the Chinese domain name works:
When we enter the domain name Chaoyang. Beijing. China in the browser, the browser will translate the Chinese domain name into Punycode code and then
It is transferred to the DNS server for resolution, for example, after being translated into Punycode by Chaoyang. Beijing. China
Xn -- tpv1_h. xn -- 1lq90i. xn -- fiqs8s
Chaoyang = xn -- tpv
Install Bind on CentOS to build a DNS server
Because the company's internal network needs to be tested, domain names are used to access the company's internal server. However, the vro does not have the domain name forwarding function. Therefore, the DNS method is used.
Background:
One internal
DNS (domain Name System) is a long history method for assigning a domain name to a computer with an IP address so that the computer has a character name. If the IP address is 207.46.193.254 computer that is Microsoft server www.microsoft.com. DNS is well designed and works most of the time. However, there are always some unsatisfactory circumstances, it will stri
Configuration and management of DNS servers****************The first thing to know is the following files related to domain name resolution/etc/hosts-Early (DNS) method for resolving host names, typically consists of three fields: IP, host full domain name, alias/etc/resolv.conf--Specifies the parameters of the DNS server
Internet access, can through the campus network of Ruijie Login2, TCP settings automatically get IP address, automatically get DNS server and alternate DNS server address3, through the query network details, display the IP address, the DNS
The entire Hteret family connected to hundreds of billions of server personal hosts, most of the sites, parts and other servers have used the domain name form of address, such as Www.google.com.mail 163.com. It is clear that this form of address is more intuitive and easier for users to remember than making the 01231317202103 7 a a month.DNS system in the networkThe role is to maintain a number of addresses are connected, which recorded a variety of h
DNS CacheWhat is a DNS cache?The dns server can cache DNS records received from other DNS servers. can also use caching in DNS customer service as a way to cache information cached by
ExperimentLab Environment:Build two Linux servers on the virtual machine as master and slave serversExperimental requirements:First, use BIND to build the primary name server, configure the forward address resolution record and reverse address resolution record. Second, using BIND to build from the domain name server, realize the master-slave zone data file synchronization. Experimental steps:First, use BIN
In ubuntu, you can simply build a DNS server in ubuntu to understand how DNS works. 1. install the corresponding server software. The apt-getinstallbind9 installs bind92 and sets the primary server domain and domain resolution file vim/etc/bind/na...
In ubuntu, you can simpl
In a Linux environment, a widely popular bind server is provided, which is the most common server software for building DNS servers. Introduction to the installation of bind now a lot of articles, now we will talk about the maintenance of the topic. How can we understand the operation of the DNS
Whether on the LAN or the Internet, people also face another confusion: the computer on the network can only identify such as "61.186.250.41" such as digital address, then why when we open the browser, in the address bar input such as "www.popunet.com" After the domain name, you can see the page we need?
In fact, the above two problems, are just an IP address and domain name each other "translation" process. The former has to establish a domain name Mapping record that points to the correspondi
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