unblock dns server

Before building a dns server, you need to do some preliminary work. 1. Install mysql First, you need to download mysql. You can go to the official website to download the binary file www.mysql.com. I downloaded the binary file version 5.5 without compiling it. Put the file in CentOS and decompress it. Put the decompressed file in the/usr/local directory, go to this directory, and give mysql a link.

DNS (Domain Name Service)Domain Name ServiceUsed for host name and IP conversion. Divided into forward parsing (FQDN--->ip) and reverse parsing (IP--->fqdn)UDP protocol, 53 portTCP protocol, 53 portDNS Server type:Primary DNS server: Server that maintains the resolved librar

Test environment: Windows Server 2008 Primary DNS Windows Server 2008 Secondary Zone DNS Create delegation Primary DNS Address: 192.168.19.100 Secondary DNS address: 192.168.19.101 Test Purpose: Build

If users use Windows SQL Server as the operating system of a computer, they can configure the computer as a Web server, an IIS server, an FTP server, a DNS server, A variety of servers, such as a DHCP

1, configure the relevant parametersYum install-y epel-releasesetenforce 0/etc/init.d/iptables stopchkconfig iptables off2, install the relevant packageYum Install bind Bind-devel bind-utils3. Modify the configuration filethere are altogether four related files:named.ca ( root domain Configuration ),named.conf (DNS server Master profile ), forward parsing file, reverse parsing file named.ca: $d

Of course, the main technical content is the DNS resolution, I am responsible for our company, first look up the information said ...' Generally, the virtual host technology refers to the resources (system resources, network bandwidth, and storage space) of one (or a group) server) the technology is divided into several relatively independent "Small hosts" according to a certain proportion. Each such "small

In XP, I had a long time ago when I was very upset with the DNS hijacking of China Telecom. I always transferred Google.com to Google.cn, and got the wrong domain name and gave it a "114 search". The entire super hooligans of China Telecom. Therefore, in XP, it is easy to set all DNS servers as OpenDNS servers. It is also very easy to set in Ubutu. You can also set it in Ubuntu, such as "Main Menu", "system

Set DNS server in CentOS 7 In CentOS 7, manually set the DNS in/etc/resolv. conf. After a while, the system will overwrite or clear the DNS. Different from setting DNS in CentOS 6, there are several methods: 1. Use the new command line tool nmcli to set # Display the curre

There are four main ways to set up a DNS name server in Ubuntu:First, set the global static DNS$ sudo vi/etc/resolvconf/resolv.conf.d/base (this file is empty by default), insert:NameServer x.x.x.xNameServer Y.Y.Y.YIf there are multiple DNS on one line, modify the save and then execute$ sudo resolvconf-uLook at/etc/res

slave server Abc. zone. db forward statement File Reverse file Decoding for named.192.168.10 Service configuration file: [Root @ localhost named] # vi/etc/named. caching-nameserver.conf //// Named. conf//// Provided by Red Hat bind package to configure the isc bind named (8) DNS// Server as a caching only nameserver (as a localhost

Through this server, so that intranet users can access the Internet, here we use the FreeBSD with the bind to achieve DNS resolution, in fact, many DNS on the Internet use this software. The basic procedure is as follows:◇The DNS parent domain (edu.cn) gives me the following information:Domain-> wxicab.edu.cnDNS master

In fact, the domain name resolution Server adds its own authoritative domain resolution based on the DNS Cache Server. This blog post will show you how to turn a DNS cache server into a domain name resolution server. If you are no

In CentOS7, manually set the DNS in/etc/resolv. conf. after a while, the system will overwrite or clear the DNS. Different from setting DNS in CentOS6, there are several methods: 1. use the new command line tool nmcli to set # display the current network connection # nmcliconnectionshowNAMEUUIDTYPE In CentOS 7, manually set the

Lab environment: AIX: OS Version: AIX 5L for POWER V5.1 IP address: 192.168.0.5 Assume Domain Name: king.com Host Name: pp.king.com As a Domain Name Server, a complete server is required to have the positive and reverse functions. Currently, many DNS servers, especially win, do not have the reverse function. Start now To set up a complete

Build Dns server 1 in wdos system. introduction: 1. about dns server: www.2cto. the function of the comDns server is to convert the domain name you entered in the address bar of your browser to the corresponding IP address when you access the network, or convert the IP addre

The difference between the DNS server on Fedora7 and earlier versions-Linux Enterprise Application-Linux server application information. The following is a detailed description. Many of my friends refer to documents on the platform before RHEL4 or Fedora core5. On Fedora 7, many things have changed. This article briefly introduces the corresponding methods. Soft

Build a master-slave DNS Server Based on CentOS 6 1. Switch to the root user 2. bind is installed on two servers. yuminstallbind 3. Compare the bind versions of the two servers 4. Modify the master configuration file information. We recommend that you back up the master configuration file and modify it later. Cp/etc/named. conf/etc/named. conf. bakvi/etc/named. confoptions {listen-onport53 {127.0.0.1;}; //

Linux firewall settings-DNS Server Test availability. If you have just set up a DNS server and need to enable the firewall but do not know how to set it up, you can refer to the following content or directly use the script program provided below. If the server is used as a

The following is the basic solution for setting up DNS servers in Ubuntu. Because network-manager always causes various problems, you can uninstall it in anger and manually modify/etc/network/interfaces as follows: # Thisfiledescribesthenetworkinterfacesavailableonyoursystem # andhowtoactivatethem. The following is the basic solution for setting up DNS servers in Ubuntu. Because network-manager always cause

What is DNS? The Chinese interpretation of DNS is the domain name resolution service, which is the abbreviation for Domain Name service. The primary role of the DNS server is to provide resolution between the domain name and the IP address.The development of domain name parsing is divided into three steps, the first is