whats dns server

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Configure the DNS server

Tag: Restore contains port TTL run using--Manage DNS forwardingFirst, configure the basic DNS server (including forward parsing and reverse parsing)Domain Name: abc.comServer ip:10.1.2.111. Edit the Master profile/etc/named.conf----------------------------------------------------Options {Listen-on Port: (any;}; Listen-on-v6 Port 53 {:: 1;};Directory "/var/named";

Linux server configuration dns--with bind

As we all know, Linux does not catch up with Windows popularity and ease of use on desktop applications, but it is precisely because of its seemingly troublesome command-line operations that make it more secure than Windows, which uses a graphical interface for ease of use, This makes Linux a very popular server, especially with the well-known Apache lamp and DNS server

Load balancing using a DNS server

Access to the Enterprise network server has increased dramatically, a server is difficult to meet the user's access needs, then how to ensure that the user's normal access? There are many solutions, such as using Windows 2000 or Windows Server 2003 to provide Network Load balancing services. However, the settings for this service are very complex. And it is a sim

Computer does not go online hint: Windows cannot communicate with device or resource (primary DNS server)

Garbage station bloggers are still using the WIN7 system, recently through switches and routers are always not connected to the Internet, and other computers on the network can be networked, check found that the computer desktop in the lower right corner of the internet appears yellow exclamation point, after detection prompts "Windows can not communicate with the device or resource (primary DNS server)", I

Diagram of DNS server address settings

Client DNS server address configuration steps(Windows 2000, Windows XP operating system):1, after the boot on the desktop to select the icon "Network Neighborhood", click the right mouse button, in the pop-up menu select "Properties" Item,Open the Network and Dial-up Connections window, as shown in Figure 1: Figure I 2, in this window select the icon "Local connection", click the right mouse button, pop-u

Set up a DNS server in Linux (1)

Article Title: setting up a DNS server in Linux (1 ). Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. 1. Introduction to Domain Name System    1. Domain Name System    The domain name system is a distributed database that enables local control of part of the entire Distr

Http/https Monitoring Get response time (DNS resolution time, RRT time, server processing time, etc.)

}:%{time_connect}:%{time_starttransfer}:%{time_total}:%{speed_download} digdeeply.org This is a my blog site to perform the curl command situation. The output is usually HTML code, which is sent to/dev/null through the-o parameter. The-s parameter removes all state information. The-w parameter lets curl output the status information of the timer.-dns parsing of each time period in an HTTP request, waiting for serv

A simple DNS server instance written by Python

Because suddenly there is an evil idea, want to build a DNS server on their own Android tablet, because the tablet installed before the sl4a and Python interpreter, but also want to continue to learn python so, it is intended to be implemented in Python. Looking for a bit on Google, the Python implementation of DNS, did not find the answer I want, so I decided t

Linux-centos7.4-dns II (Build master, slave domain Sync server)

Tags: MCT ffffff art Shadow listen access Hello check DDCEnvironment: two Linux serversHome Server IP Address: 192.168.80.10From server IP address: 192.168.80.20First step: master server Configuration[[email protected] ~]# yum install bind//Installation DNS service[[email protected] ~]# systemctl stop FIREWALLD//Turn o

Linux dns Server Configuration

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

linux-13th Lesson Note-[dns from the domain name server]-[04]

Dns from the domain name serverHost Name:ns2.dns.com ip:192.168.200.102Nameserver 192.168.200.102Nameserver 192.168.200.101Configuration :[Email protected] packages]# vim/etc/named.confOptions {Listen-on Port 53 {192.168.200.102;};Listen-on-v6 Port 53 {:: 1;};Directory "/var/named";Dump-file "/var/named/data/cache_dump.db";Statistics-file "/var/named/data/named_stats.txt";Memstatistics-file "/var/named/data/named_mem_stats.txt";allow-query {any;};/*-I

Cainiao also uses DNS to configure the domain name resolution Server

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

How to set up a DNS server in CentOS 7?

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

Build a DNS Master/Slave server using bind in Linux

Assume that Company A is in A domain name provider 6688. I registered a domain name on the cc. Now I don't want to use the DNS server of a domain name provider. Instead, I want to create two DNS servers. One is the master server, the other is the slave server, and the other

DNS problems on the server

The company applied for a fixed IP address from China Unicom, and then set up a website server in its data center. This server requires its own DNS to access the internet. after The DNS is configured on the server (centos, there is no problem with website access. but I used

DNS Server simple Erection Test

the DNS of the intranet, we need to change the DNS of our intranet computer to the address of our DNS server. Linux Modify command: vim/etc/below resolv.conf need to set iptables, I normally shut down the iptablesservice. iptablesstop Then use dig as follows:650) this.width=650; "src=" Http://s1.51cto.com/wyfs02/M02/7

Build a Dns server in wdos

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 Linux system establishes the DNS master-slave name server to implement forward reverse query

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

Graphic: Linux-dns Primary and Standby server Setup (High availability)

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

What is a DNS server

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

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