what is dns cache

The reason is more, generally is the following several: 　　First, the network setup problem This reason is more than the need to manually specify the IP, gateway, DNS server networking mode, and using a proxy server to access the Internet.

Problems with DNS servers When IE can not browse the Web page, you can first try to access the IP address, if accessible, then it should be a problem with DNS, causing DNS problems may be connected to the network when the DNS error or the DNS

  In fact, the domain name resolution Server adds its own authoritative domain resolution based on the DNS Cache Server. This blog post will show you how to turn a DNS cache server into a domain name resolution server. If you are not familiar with

How to quickly enable the DNS modification to take effect OSX, Chrome, and andDNS. during development, it is often necessary to bind some ip addresses to the domain name and then switch frequently, in linux, how can I quickly modify DNS information?

Most of our internet users use the ADSL Broadband dial-up method, except for office buildings, new residential buildings, or university campuses that use leased lines to access the Internet. The theoretical downlink and uplink bandwidth of ADSL

ADSL Broadband Access networks are still quite common. So I studied how to increase the speed of ADSL Broadband Access networks. I would like to share with you here, hoping to help you. Most of our internet users use the ADSL Broadband Access

Ubuntu8.10 slow Internet access !! The real reason for slow Internet access is that it mainly takes time for firefox to resolve domain names. Therefore, it is necessary to set DNS cache. It is automatically set in Windows, so you don't have to worry

What is the process of a complete HTTP transaction? statement: The statement in this article is only a summary of personal understanding, not necessarily completely correct, but can help to understand. For the HTTP protocol, refer to

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

Blog 1: I. Network Settings This is because you need to manually specify the IP address, gateway, and DNS server connection mode, and use the proxy server to access the Internet. Carefully check the computer's network settings.Ii. DNS server

Http://techrepublic.com.com/5100-10877_11-6029680.html? Tag = NL. e116 Manage the DNS Client Cache in Windows 2000 proManage DNS Client caching in Windows 2000 pro By Jim BoyceAuthor: Purple endurerKeywords: Windows 2000 | Microsoft Windows | Domain

I. Problems with IE browserWhen the IE Browser fails, browsing is naturally affected, or the IE is maliciously modified or damaged, leading to the inability to browse the Web page. In this case, you can try to use "iefix" (it is recommended to fix

The website cannot be opened due to an expiration problem during TTL transmission.The website cannot be opened due to the expiration of  TTL transmission. Introduction:One of the depressing reasons is that the CSDN blog suddenly fails to be opened,

I. network configuration problems. This is because you need to manually specify IP addresses, gateways, and DNS servers to connect to the Internet and use proxy servers to access the Internet. Carefully check the computer's network settings.Ii. DNS

# DNS Server > D is the region.N is the nameS is a service ### DNS services > 1. cache Domain Name ServerYou can find the domain name resolution for you, but it cannot be resolved.Go to the public network to find the real Domain Name Server, go to

Original address: http://www.cnblogs.com/engeng/articles/5959335.htmlRecently, the interview is often asked this question, want to interview the interviewer wants to examine the network knowledge, see whether this knowledge has formed the

Large Web site-front-end performance optimization and specification2013-10-28-Levitation, 2 read, ten Reviews, favorites, compilationWeb performance covers a wide range of areas, but most Web developers have experienced performance problems since

HTTP protocolFor the HTTP protocol, refer to the following:HTTP协议漫谈 http://kb.cnblogs.com/page/140611/HTTP协议概览 http://www.cnblogs.com/vamei/archive/2013/05/11/3069788.html了解HTTP Headers的方方面面 http://kb.cnblogs.com/page/55442/When we enter www.linux17

When we enter www.linux178.com in the address bar of the browser, and then go to enter, enter this moment to see what happened to the page?The following procedure is for personal understanding only:Domain name resolution--Initiates a TCP 3 handshake-

Some of the Web site why the failure can not open the fault is sometimes because of the domain name after the resolution, but when the local domain name or point to the original IP, this is mainly because of local DNS cache caused, because you have