The query DNS address method is as follows:
The first step, into the computer desktop-start to find running in the Run dialog box entered the CMD command to enter the confirmation, enter the cmd command as follows:
The second step, and then in the cmd command box, enter the "Ipconfig/all" command, return confirmation can be. In the DNS servers this corresponds to the
Experimental Requirements: Establish DNS the principal and subordinate domain name server implements forward reverse queryExperimental steps:1. forward QueryMount and install first Bind Software650) this.width=650; "title=" 1.png "src=" Http://s3.51cto.com/wyfs02/M01/5A/33/wKioL1T5omLwr-5cAAMnrki4uE4271.jpg " alt= "Wkiol1t5omlwr-5caamnrki4ue4271.jpg"/>View working directory650) this.width=650; "title=" 2.p
DNS master server (Master): 192.168.127.147Slave server (slave): 192.168.127.1481. First install the DNS package on master and slave:2. Edit the DNS configuration file on master:Forward parsing and reverse parsing:3, CP the template under the/var/named/directory:-A parameter
Lab Environment Description
This experiment was demonstrated using 2 Windows R2, first to install the DNS Service feature role on 2 servers (no need to add domain). The final implementation feature automatically synchronizes to the secondary server by adding information such as a record, CNAME record, and MX record on the primary server.
Configurati
Ubuntuserver static IP address and DNS server set Ubuntu network parameters to be saved in the file/etc/network/interfaces. dhcp and dynamic IP address are used by default. Www.2cto.com: 1) edit/etc/network/interfaces1.1 )...
The ubuntu server static IP address and DNS server
Windows Server 2016 Smart DNS (v)Our previous articles describe how Windows Server 2016 intelligent DNS related configuration is described, and today continue to describe the configuration management of Windows Server 2016 Smart DNS
The DNS server is the abbreviation for the computer domain Name System, domain name, or domain Name service, which is composed of a parser and a domain name server. A domain name server is a server that holds the domain name and corresponding IP address of all the hosts in t
There are two email servers: 192.168.1.1 (B .test.cn in windows) and a.test.com in 192.168.1.3linux ).
Configure the DNS server in linux. The following are some files set during the configuration process,
The specific content of the/etc/hosts file is as follows:
# Do not remove the following line, or various programs# That require network functionality will fail.
127.0.0.1 localhost. localdomain localhost f
Fault description: Access exchange 2013 SP1 ECP and OWA, enter the domain user name and password, and then report "HTTP 500 internal server error"
Environment: AD (DC01) + Exchange Mailbox (ex01) + exchange client acces (ex02) + EAC (Windows 8.1) (eac01) (the Server OS is Windows Server 2012 r2 datacenter, exchange 2013x64 SP1)
Steps:
Https: // exchange client
. Next, create named. conf under c: \ windows \ system32 \ DNS \ etc \, which is the BIND configuration file. The file content is as follows:
Include "C: \ windows \ system32 \ DNS \ etc \ rndc. Key ";Zone "."{Type hint;File "C: \ windows \ system32 \ DNS \ etc \ named. Root ";};
An include line mainly refers to rndc. key is included, Zone ". "One row sets the
Redhat Enterprise 5: DNS server configuration-general Linux technology-Linux technology and application information. For details, refer to the following section. After the DNS server is configured, the local machine can resolve the domain name, but other machines in the same network segment can ping the IP address, but
Article Title: how to set up a DNS server in Linux. Linux is a technology channel of the IT lab in China. Including desktop applications, Linux system management, kernel research, embedded systems, open source, and other basic categories. There are three main methods to configure DNS servers in Linux: 1. Select the software for installing the
BIND is the most widely used DNS server software."Named" in the name of the bind Service"The BIND configuration file is stored in two main locations.▲Bind service main configuration file:/etc/named. conf▲Zone file:/var/named/Chroot encapsulates related files in a pseudo root directory for security defense. Once the program is cracked,You can only access contents in the pseudo root directory, rather than the
A few days ago, Baidu suddenly failed to access it, and sometimes it could be broken. Although there were many versions on the Internet, Baidu's DNS resolution was incorrect, leading to the failure of most domestic Internet users to access Baidu.
From this it security incident, we can see that network security is always a topic, and people are always worried about it.
After a long time, another DNS
After the recent company has server discovery configured DNS, check that/etc/resolv.conf has also been modified, but after restarting the server or restarting network services (services Networkrestart), the DNS configuration is lost.This service needs to be disabled by checking that the default system automatically sta
Your computer configuration appears to be correct, but the device or resource (DNS server) is not responding
The last few days encountered a problem, the new notebook in the company always do not go to the net, Ping Gateway, Shitong, lost packet rate around 1%~5% about, and then I suspect that the network card driver or system problems, have been installed, the problem is still unresolved, and then I take
I. Installation
Yum install bind-utils.x86_64
Yum install bind
Ii. Configuration
Vim/etc/named. conf
Edit the file content as follows:
######################################## ####################
Options {
Listen-on port 53 {127.0.0.1; 192.168.4.103 ;};
Directory "/var/named ";
Allow-query {Any ;};
};
Zone "." In {
Type hint;
File "named. ca ";
};
Zone "example.com" in {
Type master;
File "example.com. Zone ";
};
Include "/etc/named. rfc1912.zones ";
Include "/etc/named. Root. Key ";
######
Work Assignment Descriptioncompany name is ABC Company, build DNS server. Head Office in Beijing, the company's registered domain name is Ht.com. Your company has two branches, the first for Asian companies (Asia ), the company is headquartered in Beijing, the second is a European company (Europe), please set up a DNS server
The IP address of the host can be mapped when the host name is Ping, and vice versa. Configure and specify that the DNS server can quickly deploy the cluster without requiring each host to modify the hosts file to resolve the IP and host names. In Linux, DNS is implemented with BIND.
Environment:
Machine IP machine name use
10.190.60.5 hadoop01.ftgov--
Before giving you a detailed introduction to the server, first let everyone know about the Ubuntu server, and then give a comprehensive introduction to the Ubuntu server, hoping to be useful to everyone. The Ubuntu team makes a public commitment to its users: Ubuntu is always free and there is no additional fee for the "Enterprise Edition". In the same free team,
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