closest dns server

DNS server: Describes DNS service principles, installation, master-slave configuration, and dns master-slave configuration. DNS server: Describes DNS service principles, installation, a

point to it, you will be finished. 2. Set up a server of your own, which must have a fixed IP address. We recommend that you host it in an IDC. The cheapest 1u license fee in Shanghai is about 3000 a year. The price of a 1u server starts from 10 thousand to, but it is a serial hard disk, Not A-to-SCSI. Before purchasing a server, you 'd better ask the supplier t

Pre-Erection Preparation:To set up a DNS server, you must install a software program that provides a DNS service, the BIND software, that can be installed using the following command:Yum install-y bind-chroot Bind-utis 1. Modify the master configuration file/etc/named.confThis server is relatively simple to set

"Experimental description"Experimental environment: Add a server ns2.test.com, IP 192.168.0.112;Experimental purpose: The new server is configured to 192.168.0.111 this primary DNS server from the DNS server;" conditions for imple

own hierarchical management system.Like the file system structure, the top-down tree hierarchyThe top is the root node domain name resolution server... Com. net. org. cn. TWTop-level domain name country domain nameIBM. | hp. TechBytesWWWFor example, if IBM has a host named WWW, its name will go from low to high.Www. IB,. com.Www.tech.ibm.com.Generally, it can be divided into 63 domain names, and each segment can contain up to 127 domain names.General

Install and configure the DNS server in linux, and configure the dns server in linux 1. DNS concept: Simply put, DNS is a service on the system that uses port 53 to provide mutual conversion between domain names and IP addresses

Tags: secondary work controller text master-slave DNS use clear LIS OpenRNDC Related knowledge:1. What is RNDC:Remote Name Domain controllerRNDC communicates with the name server via a TCP connection and sends a digitally signed command. In the current version of RNDC and named, the only supported authentication algorithm is HMAC-MD5, which uses shared keys on both ends of the connection. It provides the TS

Build a DNS server in Linux and a dns server in linuxSystem Environment: CentOS 6.5 miniIP Address: 192.168.100.1001. Install related software packages# Yum install-y bind * caching-nameserver2. Open firewall ports# Vi/etc/sysconfig/iptables-AINPUT-m state -- state NEW-m tcp-p tcp -- dport 53-j ACCEPT-AINPUT-m state --

DNS domain Name service and build cache DNS server detailed (2)1.DNS Service Installation: BIND, full name is Berkeley Internet name Domain, this software is maintained by ISC/etc/named.conf: The main function is to define the working properties and areas of the bind process/etc/rndc.key: Full name Remote name Domain C

Recently, my colleague reported that during the NSLookup test on the Intranet, I found that when I used the Intranet DNS server 192.168.1.1 for resolution, the DNS server responded very quickly and did not Any errors. However, when the DMZ server 51.144.198.99 is used for te

Before you build a DNS server, introduce the terminology in several DNS 1, forward lookup zone: mapping for Computer name to IP address. When a DNS client initiates a request to a DNS server to resolve the IP address of a compute

DNS is the basic service of the internet, and bind is the most popular open-source DNS software. Because it is very popular, it is very aggressive. Therefore, we need to build a secure DNS server. There are several measures to build a secure DNS Service (for basic bind compi

1. view the Host IP address resolved by the DNS host name Host CommandPurposeResolve a host name to an Internet address or an Internet address to a host name.SyntaxHost [-n [-a] [-c Class] [-d] [-r] [-t Type] [-v] [-w] [-z] Hostname | Address [Server]Hostnew [-a] [-c Class] [-d] [-r] [-t Type] [-v] [-w] [-z] Hostname | Address [Server]DescriptionThe/usr/bin/host

compile and install #/Usr/local/named/sbin/rndc-confgen>/usr/local/named/etc/rndc. conf generate the key file of the rndc control command # Tail-10/usr/local/named/etc/rndc. conf | head-9 | sed s/# \ // g>/usr/local/named/etc/named. conf from rndc. extract named. key used by conf # Vi/usr/local/named/etc/named. conf edit named. conf Add the following content to named. conf: # Specify the resource file storage path and pid file name. Options { Directory "/usr/local/named/

Recently found that a number of installation Win8.1 system users encountered Win8.1 application store and Updata Automatic Updates, the presence of the application store can not open and can not get automatic update information and so on. And these two kinds of problems, we can usually modify the DNS server address to be resolved, so the following article will be a detailed introduction to the next Win8.1 h

hosts for transfer) Master and slave. How do I create a DNS slave server? Rpm-e bind-libs bind-utils SCP 172.16.100.1:/etc/yum. Repos. d/server. Repo ./ Yum-y install bind97 bind97-utils Ls-L/var/named/# note that the data is synchronized using the named user and named group during data synchronization. Therefore, it is not allowed to directly put the data u

When NetlogonWhen the service cannot register or cancel registering multiple resource records, the System Event Log will recordNetlogon5781Error message. The event description does not contain the names of these resource records. In addition, the event description may be "no ",DNS servers are available ", note: the common cause of these errors is that the domain controller references itself as the DNS

After the first three sections of the matting, presumably we should have a basic understanding of DNS and related concepts, this section began to discuss the DNS server installation and configuration, but also have the client settings, the content is very basic. Today our test environment is made up of a single server

Preface:If you are lucky to be seen by a friend and find something wrong in this article, you may want to criticize and correct it. If you have any questions, we hope you can discuss them together. Because I have not registered a valid domain name, I only need to configure the DNS server in my LAN. DNS Environment Planning Vm ip Address: 10.170.2.10 master