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* not * involve the following: 1. Dynamic content (such as BBS) 2. Large files (such as software download station software) 1th Chapter CDN and Intelligent DNS 1. What is a CDN In short, a CDN is something that makes your site more accessible. For example, Netcom users visit you in the network of CDN server above a f
the present, I think people absolutely directly on the small Red fork, then how can we avoid such a situation? That's what I'm talking about, content distribution Network (Delivery), referred to as: CDN. CDN is simply to store some static files of one or more servers, through replication, caching, and so on, to save the file.1. What are static files?css,html, pictures, media are static files, that is, us
Aliyun Storage and CDN Usability analysis and the case of Tianhong Fund first, open Storage services (Openstorageservice,oss) Open Storage Service (Openstorageservice,oss) is a massive, secure, and highly reliable cloud storage service provided by Aliyun. RESTFul API platform independence, capacity and flexibility of processing capacity expansion, the actual capacity to pay to truly enable you to focus on the core business. 1. Product Advantage 1, sta
CDN can directly determine whether the Web page itself is purely static or pseudo-static, so if the page itself belongs to the pure static CDN do not operate anything, CDN Direct cache in effect.If it is pseudo-static, especially in the Web page there are some other user-related logic, this is the CDN every request wil
Introduction to CDNCDN (Content Delivery Network)Content distribution network: All clients can get the closest resources from their ownDNS split parsing featureResolve the same host name to a different IP address, depending on the client source address202.16.0.20DnsHttp://www.163.comPC1 192.168.1.1 3.3.3.9PC2 192.168.1.2 192.168.1.100DNS 202.106.0.20 (separation resolution)Http://www.tarena.comWww.tarena.com. In CNAME squid1.lxcdn.netLxcdn.net DNSIP Address DNS ServerDNS for network segment DNS
With the development of network technology in recent years, CDN has not only been used to accelerate the website, but also can protect the website from being attacked. The successful establishment of the dynamic acceleration mechanism and the intelligent sinking mechanism in the relevant node of CDN can help the web traffic distribution to each node, intelligent flow Distribution mechanism, if the
It is composed of a global Load balancer F5 and a CacheServer distributed across eight nodes nationwide. It provides page access acceleration and download acceleration. No. Name function machine room 1 F5 Load balancer Beijing Telecommunications 2 CDN-BZ CACHESERVER Shandong Netcom 3 CDN-CS CACHESERVER Jiangsu Telecom 4 CDN-CX CACHESERVER Yunnan Telecom 5
CDN (Content Delivery network) is a kind of advanced traffic distribution network based on the existing Internet. is different from mirroring, equivalent to CDN = Mirror (mirror) +Cache + Overall load balancing (GSLB). At present, the CDN has cached the static data in the website mainly, such as css,js, picture and static page data, the user requests from the mai
Tags: Google CDN front-end plug-in Chrome Web store installation address:Https://chrome.google.com/webstore/detail/replace-google-cdn/kpampjmfiopfpkkepbllemkibefkiice As we all know, you only need to replace a domain name to continue using the front-end public library provided by Google. Similarly, you can use the script to mark and reference these resources so that the website access speed can be
In order to further improve the access speed of the blog site, especially to solve the problem of slow access speed by users of North China Netcom, we are preparing to adopt CDN (CDN stands for content delivery network, that is, the content delivery network. For details, please read the CDN Technical Principle "CDN acc
Recently in the Apache log analysis, installed Awstats, these two days to observe, Report date Month January 2010First Visit Date January 12, 2010 11:04Last Visit Date January 13, 2010 23:59Visitors Visitors page number file bytesBrowser Flow * 77 226 (2.93 Visitors/visitors) 508979 (2252.11 pages/visit) 509492 (2254.38 files/visit) 13.67 G bytes (63430.28 K Bytes/visit)Non-browser traffic * 117312 122716 736.24 m bytes The result here is very puzzling, through the Google Statistics website in
1. The user enters www.web.com this domain name to the browser, the browser discovers the local no DNS cache for the first time, requests to the website DNS server;2. The DNS domain name resolver of the website has set up the CNAME, pointing to the www.web.51cdn.com, the request points to the intelligent DNS load balancing system in the CDN network;3. The intelligent DNS load Balancing system resolves the domain name and returns the IP node with the f
1. The user enters www.web.com this domain name to the browser, the browser discovers the local no DNS cache for the first time, requests to the website DNS server;2. The DNS domain name resolver of the website has set up the CNAME, pointing to the www.web.51cdn.com, the request points to the intelligent DNS load balancing system in the CDN network;3. The intelligent DNS load Balancing system resolves the domain name and returns the IP node with the f
The full name of the CDN is the Content Delivery network, which is the contents distribution networks. The basic idea is to avoid the bottleneck and link of the Internet which may affect the speed and stability of data transmission, and make the content transmission faster and more stable. By placing the node servers in the network, a layer of intelligent virtual network based on the existing Internet, the CDN
in/Public to the CDN server. The CDN server configures LN (Linux + Nignx), does not support PHP and does not support htaccess. How can we minimize the workload?Personal Solution 1) Use the JSMini plug-in Notepad ++ to compress and format CSS/JS files in the Public file. If the website is still undergoing major changes, many js css files may be modified each time. If the files are compressed one by one, the
From: http://zhidao.baidu.com/question/89886205.html? SI = 1CDN stands for content delivery network (CDN.The purpose is to add a new network architecture to the existing Internet to publish website content to the "edge" closest to the user's network ",This allows you to obtain the desired content from the nearest node, solve the problem of Internet congestion, and improve the response speed when users access the website.Technically, it solves the slow response speed caused by low network bandwid
2015, for the Blue flood ChinaCache, will be an extraordinary year. As the first CDN service provider in China, 16 has always focused on high-quality CDN service, successfully created a booming China CDN industry ecosystem, pulse the industry pattern. and constantly through product innovation, industry strong alliances, overseas business expansion and other core
How to see the website has not opened CDN? To see whether a Web site to open CDN, the method is simple, as long as in different areas ping site can be, such as in Jinan, Shandong Ping get the IP address is 111.161.66.167, but in Jiangsu area Ping The IP is really 61.147.92.111, like this in different regions ping the same URL, get a different IP address, then this situation can be judged that the site op
The process by which a user accesses a Web site that does not use CDN is: 1), the user to the browser to provide access to the domain name; 2), the browser calls the domain name analytic function library to parse the domain name, obtains this domain name corresponding IP address; 3), the browser uses the obtained IP address, the Domain Name Service host sends the data access request; 4), the browser based on the data returned by the domain nam
CDN Website accelerates as the service quality of improving streaming content transmission and the technology of saving network broadband has been hindering more and more widely, the key technology of CDN mainly includes content routing technology, content distribution technology, content storage technology and content management technology.CDN's Content routing technology is the purpose of directing the us
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