cache dns

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Summary of DNS data

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

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

DNS principle and parsing process V

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

Effective measures to ensure the security of DNS servers

DNS ServerIt is a domain name system or Domain Name Service. The domain name system assigns domain name addresses and IP addresses to hosts on the Internet. DNS software is a target that hackers are keen on and may cause security problems. This

10 methods to protect DNS

DNS software is a target that hackers are keen on and may cause security problems. Here are some of the most effective methods to protect DNS servers. (Related articles: protecting the security of Win2003 network servers)1. Use a DNS Forwarder A dns

Summary of several methods to protect the DNS server

1. Use a DNS Forwarder The DNS forwarder is for another DNS Server The DNS server that completes the DNS query. The main purpose of using a DNS forwarder is to reduce the pressure on DNS processing, forward query requests from the DNS server to the

Dns settings in linux

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.

Several ways to protect DNS servers summary _dns server

1. Using DNS Forwarders DNS forwarders are for other DNS servers The DNS server that completes the DNS query. The primary purpose of using DNS forwarders is to mitigate the pressure of DNS processing, to transfer query requests from DNS servers to

Configure domains from DNS servers and cache DNS servers

One, the role of domain from DNS serverAs we mentioned in our previous essay, there are generally three types of DNS servers, one is primary DNS server (primary DNS server), one is secondary DNS server (from DNS servers), and the other is caching

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

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