centos set dns server

Linux Red Hat 5 DNS Server multiple labs detailed setupRequired Packages: ? bind-9.3.3-7.el5.i386.rpm ? Provide main procedures and related documents ? bind-utils-9.3.3-7.el5.i386.rpm ? Provides test tools for DNS servers (such as nslookup, dig, etc.) ? bind-chroot-9.3.3-7.el5.i386.rpm ? Provides a spoofed root directory to enhance its security (var/named/chroot/

A To modify the DNS configuration file for the corresponding network card sudo vi/etc/resolv.confModify the following content NameServer 8.8.8.8 #google域名服务器NameServer 8.8.4.4 #google域名服务器 b Modify the configuration file of the gateway that corresponds to the network cardsudo vi/etc/sysconfig/network Modify the following contentNetworking=yes (Indicates whether the system is using the network, typically set

Convention: The first network card for the external network, the second network card for the intranet (no external network of the machine to be configured on the second network card)Description: CentOS 6.5 is installed by default and does not automatically open the network connection!1. Network card IP and other configuration filesVim/etc/sysconfig/network-scripts/ifcfg-eth0 #编辑配置文件, add modify the following content------------------------------------

placed under this directory. The commented text, if you read it carefully, roughly means that if the DNS server and client you want to set are separated by the firewall, remove the annotation symbol "//" in front of "// query-source address * port 53;" (of course, you must set your fire wall ). However, this only affe

DNS Overview: DNS is the domain Name System, which is a distributed database, organized into a domain hierarchy of the structure of the computer and Network service naming system. Its role is: to transform the domain name into a network can identify the IP address, the results of the query to save, and told the client. Second, DNS query process 1. Local resolut

;Ten }; One AZone"40.168.192.in-addr.arpa"In { - 　　 type master; - 　　 file "named.192.168.40"; theallow-update {none;}; -Allow-transfer {192.168.40.170;}; - notify yes; -};In addition, in the previous article, there are some optimizations and issues that need to be done to the DNS server, as shown in the following:1 vim/var/named/chroot/etc/named.conf 2 ~ ~ 3Options { 4 5 allow-query {any;};

About the dns resolution and mx record of the email server! How do I make MX resolution records for domain names? --------------------------------------------------------------------------------Most SMTP requests an MX record to point to a host name. Therefore, specify an MX record to a host name instead of an IP address. For example, to

There is a lot of knowledge about DNS on the Internet, I will not talk about the principle of DNS and do noun explanation here. In this article we will take an example to describe the configuration of DNS, the experimental environment is as follows: Domain name: guoxuemin.cn, subdomain: shenzhen.guoxuemin.cn primary Domain Name

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 (

A small local area network composed of thirty machines. The Server uses Windows 2000 Server, and the workstation is Windows 2000 and Windows XP. The company uses ADSL Broadband, and the current popular broadband routing method is used for sharing. In the settings, the workstation is set in this way, that is, the gateway address is

3288 named 514u IPv4 17547 0t0 UDP dns.hngd.com:domainNamed 3288 named 515u IPv6 17549 0t0 UDP localhost:domain[[Email protected] Master ~]# netstat-anptlu |grep named//This command can also get the same effect9. Using Nslookup to detect DNS[[Email protected] Master ~]# nslookup>www.hngd.comserver:192.168.100.20address:192.168.100.20#53Name:www.hngd.comaddress:192.168.100.11> 192.168.100.20server:192.168.100.20address:192.168.100.20#5320.100.168.192.

What does DNS mean? How is DNS set up? Many internet newbies are not too clear about this. DNS is simply the domain Name System, and Chinese is the name of the field. So what's the use of DNS? How do I set up

types of DNS servers: Cache-only server, Primary Name server, and Second Name Server ). The detailed principles, workflows, terms, and concepts of DNS are limited by space. Can read special articles such as DNS-HOWTO to learn. 　　

being started.　Named 8.2.2-p3 displays the BIND Software Version　2. When an HUP signal is sent to the DNS server to restart the DNS server, the following LOG_NOTICE-level log information is generated:　Nov 28 10:37:45 www named [10134]: reloading nameserver　Where:　Nov 28 10:37:45 indicates the restart time of the

mistakenly set the win7 DNS will often result in cross-business across the region to visit, resulting in not open web pages, slow Internet, download slow and online video, such as cotton and many other adverse consequences. The user's best DNS settings should use the DNS of my operator's location. If you do not know