hostname not found in dns cache

This article mainly refers to from: http://369369.blog.51cto.com/319630/812889 and made a small change What is DNS. Hosts on the internet, like humans, can be identified in a variety of ways. A host's identification method is to use its host name

Source: http://book.51cto.com/art/200801/64743.htm Http://www.xxeb.com/site/domain/20070314/23.html Author: Release Date:   When the DNS client needs to query the name used in the program, it queries the DNS server to resolve the name. Each query

Obtain hostname and fqdn Based on Python Shell. Linux's hostname and fqdn (Fully Qualified Domain Name) have been confusing for a long time. Today we are dedicated to figuring out their usage details. 1. Set hostname/fqdn Setting hostname in Linux

Linux hostname and fqdn (FullyQualifiedDomainName) have been confused for a long time. Today, I will use the script home platform to find out their usage details and share them with you the Linux hostname and fqdn (Fully Qualified Domain Name) I

Set up DNS service on CentOS 7 Document Description: This document uses a case study to deploy DNS services on CentOS 7. This case is only a summary of my knowledge about how to deploy the DNS service. It is not a case in the production environment.

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

The Linux hostname and FQDN (Fully qualified Domain Name) have been confusing for a long time, and today they are dedicated to figuring out the details of their use.First, set Hostname/fqdnSetting up hostname in a Linux system is simple, such as:$

Each computer in the Internet has a unique IP address that can be connected to the corresponding host by IP address. However, the IP address is a number of abstract numbers, inconvenient memory, it is best to use some meaningful combination of

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

DNS domain name resolution The purpose of the domain name resolution is to convert the website name that users use to the TCP/IP protocol, and hostname is just convenient for people to remember, after all, IP is a pure digital address to the user