view dns server cache

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How to empty the DNS cache for Linux

How to empty the DNS cache for LinuxI. Empty DNS cache under Linux There are usually two ways to implement a DNS cache implementation under Linux:One is to manage the DNS cache with the DNS cache program NSCD (Name Service cache daemon).One way to

Linux DNS subdomain authorization split split parse cache DNS Server

DNS Subdomain authorizationRole: Applies to the same DNS organizationThe resolution of the parent/child domain is handled by a different DNS serverThe parent DNS server should have the ability to iterate over the sub-domain nameSubordinate

From the DNS base to centos6.5, "playing" builds a support for forward and reverse 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

The principle of DNS and its analytic process "wonderful anatomy"

The principle of DNS and its analytic process "wonderful anatomy" 2012-03-21 17:23:10Tags: dig wireshark bind nslookup DNS original works, allow reprint, when reproduced please be sure to use hyperlinks in the form of the original source of the

Installation and configuration of DNS (BIND) server for Linux operational operations

"The main content of this blog post" Introduction to bind server (including Introduction to Client Tools Dig) Configuring forward parsing DNS servers Configure Reverse resolution DNS server Configuring a secondary DNS server and

DNS (Domain Name Server) spoofing technology

Overview: What is DNS spoofing? DNS Spoofing is the art of changing the original IP address of DNS. For better understanding, let's look at an example. If you want to use a browser to search for some information on Google, you can enter the

DNS attack principle and Prevention

With the gradual popularization of networks, network security has become the focus of the INTERNET. It is related to the further development and popularization of the INTERNET, and even to the survival of the INTERNET. Fortunately, our INTERNET

Linux DNS Server installation, configuration, and maintenance

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 working principle and analysis of DNS

first, what is DNS. DNS (domain Name System) is the abbreviation for the name systems, a computer and network service naming system that is organized into a domain hierarchy that is used by TCP/IP networks and provides services for converting host

DNS domain Name service and build cache DNS server detailed (2)

DNS domain Name service and build cache DNS server detailed (2)1.DNS Service Installation: BIND, full name is Berkeley Internet name Domain, this software is maintained by ISC/etc/named.conf: The main function is to define the working properties and

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