Originally transferred from http://hi.baidu.com/shyoung/blog/item/b0ccff03fd462481d43f7c5a.html
The complete DNS System of the DNS component consists of the DNS server, region, Parser (DNS client), and resource records, and you need to correctly
DNS is one of the core Internet protocols. Whether it's surfing the web or programming, you need to know a little bit about it.This article describes in detail The principle of DNS and how to use the tool software to observe its operation. My goal
Dns.c
Copy Code code as follows:
/*
* DNS Query Program on Linux
*
* author:ismdeep@live.com
*
* */
Header Files
#include #include #include #include #include #include #include
List of DNS Servers registered on the systemChar
DNS is an application-level protocol, and DNS provides a mechanism for translating a human-readable hostname or domain name into a computer or network-readable digital address, making it possible for the wide application of the interconnection
This step-by-step article describes how to configure Internet access for Domain Name System (DNS) in the Windows Server 2003 product. DNS is the core name resolution tool used on the Internet. Responsible for resolution between the host name and
Each IP address can have a host name that consists of one or more strings separated by a decimal point. With the hostname, do not memorize each IP device IP address, just remember the relative intuitive meaningful host name on the line. This is the
ProfileThis step-by-step article describes how to configure Internet access for Domain Name System (DNS) in the Windows Server 2003 product. DNS is the core name resolution tool used on the Internet. DNS is responsible for parsing between host names
ConceptDefault dns lookup sequence for linux clients:
Local DNS Cache → local hosts file → preferred DNS server (recursive)
Linux DNS Server Query sequence:The DNS cache of the preferred server → the domain in which the preferred server is
People may have such a puzzle: computers on the network can only identify such as "123.123.123.123" such as digital address, so why when we open the browser, in the Address bar to enter the domain name dns.qy.com.cn, we can see the page we need?
In
Friendly tip: The experimental platform of VMware + Centos6.6 x86_64, the command involved only for the implementation of the work model, not as a production server configuration basis. Content Summary:Working model of 1.DNS2.DNS positive and
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