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 wh
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F5 Full Name: F5-BIG-IP-GTM Global traffic manager.
is a company called F5 Networks development of the four-seven-layer switch, hardware and software bundles.
It is said to have originally used BSD systems, which are now Linux; hardware is Intel's PC architecture, plus the surrounding network and dedicated acceleration devices.
Of course, to mention the price, are hundreds of thousands of RMB worth.
This ba
the node. When the user's request arrives at the specified node, the CDN server (the cache on the node) is responsible for providing the user with the content requested by the users. The specific process is: users in their own browser to enter the site to visit the domain name, browser to the local DNS request resolution of the domain name, local DNS will send requests to the site's primary DNS, the primar
November 26, 2011? Web server architecture? Number of reviews 2 web server: Domain name www.abc.com ip:192.168.21.129 Telecom Single line access Access users: Telecom broadband users, Mobile broadband users solution: Place a CDN proxy server in the mobile room, Through intelligent DNS resolution, let telecom users
Professional CDN Help Audio Server Advantage in Hong Kong computer Room Professional Hong Kong serverNo more cost-effective configuration: Hong Kong server Dual core 4G memory Exclusive International bandwidth 5M 399 YuanL5640 12 Core 8G memory Exclusive international bandwidth 5M 899 yuanE5 2670 16 Core 8G Memory Exclusive International bandwidth 5M 1200 yuan1.
Label: style blog color OS file Div SP code logBecause the backend execution time is too long and the front end does not wait, a 504 error is prompted.504 error is caused by a limited latency and timeout setting on your CDN server.504 indicates that the front end does not wait to be aborted, but the front end does not work. The back end should be normal.502 error indicates that the backend does not respond,
Case:Web server: domain name www.abc.com IP: 192.168.21.129 China Telecom single line accessUsers: Telecom broadband users and mobile broadband usersProblem: telecom users can access www.abc.com normally. Mobile users can access www.abc.com very slowly or even not.Solution: place a CDN proxy server in the mobile data center. through intelligent DNS resolution, te
Case:
Web server: domain name www.abc.com IP: 192.168.21.129 China Telecom single line access
Users: Telecom broadband users and mobile broadband users
Problem: telecom users can access www.abc.com normally. Mobile users can access www.abc.com very slowly or even not.
Solution: place a CDN proxy server in the mobile data center. through intelligent DNS resolution
How do I obtain all (cdn server) addresses of a website? I used several websites to resolve the dns and found that the IP addresses were not comprehensive. I didn't cover all cdn addresses. How can I find all cdn addresses? How do I obtain all (cdn
Case:Web server: Domain name www.abc.com ip:192.168.21.129 Telecom Single line accessAccess users: Telecom broadband users, mobile broadband usersProblems: Telecom users open www.abc.com Normal, mobile users open www.abc.com very slow, even can't openSolution: Put a CDN proxy server in the mobile room, through the intelligent DNS resolution, let the telecom users
Case:Web server: Domain name www.abc.com ip:192.168.21.129 Telecom Single line accessAccess users: Telecommunications broadband users, mobile broadband usersProblems: Telecommunications users open www.abc.com Normal, mobile users open www.abc.com very slow, or even openSolution: Place a CDN proxy server in the mobile computer room, through the intelligent DNS res
Varnish IntroductionVarnish is a high-performance and open-source reverse proxy server and HTTP Accelerator, with a new software architecture, and now the hardware system closely, compared with the traditional squid, Varnish with higher performance, faster, more convenient management and many other advantages, Many large websites are beginning to try to replace squid with varnish, which promotes varnish's r
How do I get the full (CDN server) address for a website?
Use several websites to resolve DNS IP addresses
Discovery is not very comprehensive and does not cover all CDN
The question is, how do I find all the CDN addresses?
Reply content:
How do I get the full (CDN
Why do seven cows have string preservation? The application server string requires a CDN to speed up
Reply content:
Why do seven cows have string preservation? The application server string requires a CDN to speed up
What do you mean by string preservation, which means that the file content after uploading is a
First of all, you have to install the squid on this computer must be in the network, the system version is Windows 2000/xp/2003/server 2003.
1) First download squid for Windows version (http://www.jb51.net/softs/43599.html), Download the following address (zip file name: squid-2.7.stable4-bin.zip), you can download this file to the desktop, so good operation.
Squid is the Linux/unix of the well-known proxy serve
Why does qiniu have strings to be saved? Does the app server need CDN for strings to accelerate? Why does qiniu have strings to be saved? Does the app server need CDN for strings to be saved?
Reply content:
Why does qiniu have a string to store? Does the app server need
1 /**2 * Send POST request3 */4 functionDoPost2 ($url,$postdata) {5 //Initialize6 $curl=curl_init ();7 //Set Post submission8curl_setopt ($curl, Curlopt_post, 1);9 //set the crawled URLTencurl_setopt ($curl, Curlopt_url,$url); One //set the submitted data Acurl_setopt ($curl, Curlopt_postfields,$postdata); - //The information obtained is returned in the form of a file stream, rather than as a direct output. -curl_setopt ($curl, Curlopt_returntransfer, 1); the //s
Use nsloop to specify different dns server addresses to obtain different CDN addresses
Dns 202.101.172.47 is the dns address of ZhejiangThe obtained sina address is 61.172.201.194/195 (Shanghai Telecom ).Ping 202.101.172.47 returns a latency of about 2 ms.
Dns 8.8.8.8 is the US dns address.The obtained sina address is 12.130.132.30 (USA)Ping 8.8.8.8 returns a latency of about 35 ms.
Dns 202.102.1
Many webmaster in the process of building a large web site, often encounter the site in a specific area to open the problem of slow speed. This is usually done in that area to do a site image, through smart DNS to determine the user access to which mirror server.
Here we use WDCP and WDCDN to build our CDN acceleration point. Because WDCDN relies on WDCP, we first install WDCP.The specific steps are as fol
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