IPTV is currently CDN fringe of the Internet access is improve the IP holder network QoS effective way, many operators Broadband Home based are deployed CDN or MDN, for the IPTV network, has laid a very good foundation for building. CDN networks can enable the online market place resources have been the utilization. Will greatly market the domestic IPTV agency. , CDN technology generation Present, the more users access our own Internet; Web site carries on increase; for increasing associated with rich resources, especially text, images, music, Advertisement and Streaming media, animation, and many others.
in large numbers; web business volume increased exponentially, developing a large demand for supplier bandwidth, and network easy access delays and waiting certainly prevalent, these conditions lead to network congestion, server overload, online application wait lengthy and many other issues, so that the unabridged Internet content delivery function. How to relieve congestion, improve the accelerate of the user regarding information. Become plagued thousands of enterprises and service brokers a difficult problem. Towards rely on increasing the exact bandwidth to solve concern is a side, around addition, transmission by means of routing congestion and delay, the website server square footage and other factors, this kind of and visitors and the gap between the web internet computer is closely related.
Therefore, even if all ISP will increase meet bandwidth, and if company and the distance varying from sites, among them Create Like to go layers of routing as forwarding address, the infrastructure delay is inevitable. svenske tv kanaler on the network body performance requirements are outstanding such as the result time of the visit, the website content and thus services provided by our own reliability requirements, the CDN ContentDeliveryNetwork technology emerged. years, a team from all the Massachusetts Institute of Computers presented the concept along with CDN and CDN concept to begin to study, they set up on CDN a professional web sites company, provides professional companies to Yahoo.
Now at home and in addition abroad have an associated with enterprises and service suppliers to start using Delighted Delivery Network CDN systems to improve network satisfaction quality to meet the requirements users. , CDN characterization CDN full name appearing in English is ContentDelieveryNetwork, content material delivery network. CDN created upon the existing Internet protocol network infrastructure, a valueadded network. Deployed in software layer network architecture surface. CDN technology products provide manufacturers have their solution, CDN operators to accomplish different ways, but some of the functions of CDN expertise is the same.