The second time I met CDN, and the second time I met cdn.
CDN stands for Content Delivery Network (CDN. The basic idea is to avoid bottlenecks and links on the Internet that may affect data transmission speed and stability, so that content transmission can be faster and more stable. A layer of smart virtual network fo
transmission bottlenecks and links, so that 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 system can re-direct the user's request to the nearest service node according to the network traffic and the connection of each node, the load condition and the distance and response time of the user.The role of
---restore content starts---1. Function structure:CDN Technology since its inception in 1998, with the rapid development of the Internet, its technology has been continuously evolving and improving, but the basic CDN function architecture in about 2003 years has basically formed and stabilized. Functionally, a typical CDN system architecture consists of a distribution service system, a load balancing system
Before introducing the website architecture, we will first introduce some of the most basic and common concepts in the website architecture, so that we can better understand the following technologies related to Server Load balancer and distributed storage. First, let's talk about CDN.
1. What is CDN?Content Delivery Network (CDN) is the Content Delivery Network
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
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
First of all, in order to attack the CDN, we must understand how the CDN works, here we will briefly introduce the CDN working model.The full name of the CDN is the Content Delivery network, which forwards the normal traffic through the accelerated node servers throughout the network to ward off malicious traffic to th
What is a CDN?
About the CDN is what, prior to computer Pepsi Netizen detailed introduction.
CDN is the abbreviation of Content Delivery Network, that is the meaning of "contents distribution network". Generally speaking of the Cdn acceleration, generally refers to the Web site acceleration or user download resources
The development of specialized CDN services in China has been in existence for 16 years. With the development of the Internet in China, CDN service becomes more and more important as a courier of Internet content. In addition to the CDN technology revolution, the CDN market landscape has also undergone a huge change. F
CDN Caching those Things
What is a CDN.
When it comes to the role of CDN, it can be likened to the experience of buying train tickets for 8 years:
8 years ago, there is no fire ticket for sale Point one said, 12306.cn is not to mention. At that time the train tickets can only be bought in the railway station ticket hall, and I live in the small county does
Cloud era, how to use CDN Service for overseas users to visit the domestic website accelerationThis article blog address: http://www.cnblogs.com/taosha/p/6760079.html, you can freely reproduced, please keep the source, thank you for your cooperation!As we all know, overseas users visit the domestic website speed is unsatisfactory, the main reason is the geographical distance is far, China to overseas internet export bandwidth is limited and in the mid
CDN Cache Those things (reprint)Original address: http://bbs.qcloud.com/forum.php?mod=viewthreadtid=3775Note: The original text copy, just as their next study backup, do not spray, thank you ~What is a CDN?When it comes to the role of CDN, it can be likened to the experience of buying a train ticket for 8 years: 8 years ago, there is no fire ticket consignment po
[Original] CDN technology for building high-performance Web Sites
1. What is CDN?
CDN(Content Delivery Network) is the content delivery network. By adding a new network architecture to the existing Internet, deploying edge servers and publishing website content to the Cache Server closest to the user, users can obtai
Recently learning bootstrap, in the knowledge of the search bootstrap see someone asked Bootstrap basic package size, the impact on performance will be very large, see two ways to reduce the impact on performance:
Selectively partially loaded, bootstrap with less and sass versions, can load only the required parts according to business requirements, bootstrap for different interactive functions also provides the corresponding JS file, do not have to directly load bootstrap.min.js
Us
How to build your CDN server
At present, in Free CDN market, 360 because of "free" and the bigger, accelerate the music to do very early. But because the free node is not many, many users have been strong away. Safety treasure is also good now. At present, the free CDN market in China has shown tripod trend.
But why do I also need to build a
Many websites now use cdn technology. It is difficult to obtain the real IP address of their servers during some tests. I don't know what other good methods are available now, the following two types are available:
1: Use the CDN server to find the real IP address cache_peer 1.1.1.1 parent 80 0 no-query originserver cache_peer_domain 1.1.1.1 www.c2sec.com
2: Check whether HTTP_X_FORWARDED_FOR is empty. If i
On the blog bus last weekend, we invited friends from several startup companies in Shanghai to have a technical exchange: verycd scientists, kickoji, contacts, cdnunion, anjuke and Sun's startup solution experts;
Topic 1: CDN cache of Dynamic ContentConclusion: currently, the CDN cache is still dominated by static content, and the dynamic page cache Expiration/update policy is complicated. However,
[Streaming media network] Abstract: A brand new idea is to introduce P2P Technology in CDN networks. This mode can effectively improve the CDN service capability without increasing the cost, and effectively avoid the disadvantages of P2P applications, it is the most ideal Media Service bearer platform solution under the current operator's network conditions.
P2P technology is a boom that has emerged in
application architecture and focus on decentralized static content. While this does not result in significant time savings, it is easy to implement with the help of content distribution networks.
The so-called Content distribution network (Delivery NETWORD,CDN) is a collection of Web servers in which servers are distributed in different locations to distribute content more efficiently to users. A server that is ultimately determined to distribute con
Demand
CDN, full content Delivery Network, the main role is to reduce access pressure for the source station while providing clients with faster content response. In addition, the CDN can also protect the source station security. In fact, the real CDN is paid for the source station, so the users of the CDN is actually
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