==="First Meeting"I believe that the use of Nslookup students must be more than the use of dig students, so it is necessary to take some time to introduce you to dig.Dig, and Nslookup functions are similar, are DNS query tools.Dig, in fact, is an
Dig command use Daquan (domain name query on Linux)It can be said that the process of translating this document is my re-learning the process of DNS, Dig command can help us learn the principle of DNS, configuration,As well as its query process. The
In actual application, DNS resolution errors may occur, that is, when we access a domain name, it cannot be resolved to an IP address, however, you can directly enter the website IP address for normal access, which is caused by a DNS resolution
1. What is DNS?
(Domain Name System) domain name system.
In fact, the functions implemented by DNS are very simple and effective, so that users do not need to remember the IP addresses that frequently access the server, you can directly access the
Dig Introduction:Dig is a tool that queries DNS for information such as NS Records, A records, MX records, and so on in Unix-like command-line mode. Because it has been missingDig man page document, this article right when a Dig use the wizard.Dig's
Here first introduces the next Nali this open source applet, project address: http://code.google.com/p/qqwry/
Here's a description of the website from the project's owner:
Copy Code code as follows:
Download
nali-0.2.tar.gz–2011-09
Turn from: http://roclinux.cn/?p=2449
This original article belongs to the "Linux Shed" blog.
The blog address is http://roclinux.cn.
The author of the article is ROC.
===
"First meeting."
I believe that the use of Nslookup students must be
I. Host directiveFormat: Host [-A] FQDN [server]HOST-L domain [Server]Options:-A: Represents a list of all relevant information about the host, including IP, TTL, and error-removing messages, etc.-L: If the next domain setting allows Allow-transfer,
For details about dns settings in linux-Linux Enterprise Application-Linux server application, see the following. ① Introduction
DNS is the Domain Name System, which can convert a Domain Name such as www.21php.com to an IP address such as 211.152.50.
1. install the software packages dig and nslookup. Centos: # yuminstallbind-utilsDebian: # apt-getupdate # apt-getinstalldnsutils set the dns server IP address in/etc/resolv. conf before querying. II. usage
1. install the software packageInstall
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