In the world of internet and networking CDN stands for ‘Content Delivery Network’. Although the CDN channels have gained importance in lesser than a decade, it is believed that the channel has been around since the 90’s. The concept gained significant popularity as the process of globalization has enabled users all over the world to connect and interact with each other. The CDN’s were established with the aim of delivering content to the users in inexpensive ways while protecting their connections with as much speed as possible. CDN’s are generally known for providing and delivering the content information to the users.
What is CDN (content delivery network)?
The system is a framework of connected and joint networks that work as a channel to function and distribute the servers. This further continues to delivering the web pages and the web content to the users. In essence, the CDNs’ hold the main back of the part of the internet that is dedicated towards providing information to the users. The CDN is the system that connects all the functions on the internet by providing a channel of interaction between the users and the world of web and surfing.
Role of location
The network furthermore takes into account the exact location of the user, the data and the network source and the basic source of the server. This process is more specifically defined as tracing the user and noting the address where the network is connected from. It has been proved that the location of the user and the web server plays a major role in the time that the delivery method takes to deliver information and effective content to the users. The closer the user is to the original location, the lesser time it will require for the network to establish a connection to the closest source and provide the user with content. This helps the program to efficiently distribute or convey the information that is required.
If explained theoretically, the function of CDN is to act as a middle agent between the source of content and the users. When the users surf the internet in search for content they may wish to access several web pages and sites. It has been explained that the physical (and technological) distance between the origin of the content and the user plays a role in the time limit that it takes for a web page or site to be loaded. Here comes the main lead of the CDN. During this time the CDN acts as an agent and has been programmed to speed up this process of uploading the pages faster in front of the user.
Privacy
The main aim of the network is to manage the websites and protocols on the internet (global) traffic and deliver the content to the users. Another major function of the content delivery networks’ is to protect the connections and provide security to the connection and the server. Also the networking system helps the users attain control of their privacy settings.
How does CDN (content delivery network) work?
CDN is a distribution of networks that allows the transfer and exchange of information between web servers and the users. This is done when the CDN intervenes between the protocol systems to identify what is required to speed up the loading process. The requirements commonly include the use of HTML pages, images, files from javascript, videos, various sheets and other platforms that are needed by the servers to load the web pages.
The main phenomena around which the CDN functions is to provide the users with greater access to information. On the other hand, the CDNs’ help the websites and web pages to cater to a larger number of audience. This is done so by decreasing the potential distance between the user and the access to information.
Cached system
The CDN works by providing multiple copies of one original web page in the form of cached sites or versions. These versions are saved and stored in CDN’s and then placed and circulated in various areas of the world wide webs. This makes it possible to access content that is made available to far off areas by providing them coverage.
Internet exchange points (IXP)
These points are characterized as the marked locations from where internet providers are located and joined with the web servers. The providers aim to manage the accessibility and availability of their connections across wider webs and to a range of users. The function of the CDN’s under the IXP’s are to provide reliable and secure connections and content information to the users across channels.
CDN for WordPress
To summarize, CDN is a conglomerate of several connections and servers that are proficient in providing the users with images of cached copies of content from a different location within lesser time and at cheap costs. This is done after the support of the geographical location of the users and the availability of the required content. The value of CDN channel for WordPress can be explained through division in categories:
Time
It has been identified that CDN can speed up the process of loading the website for the users. This can attract more users since more can be achieved in lesser time.
User experience
The network can enhance the experience of the users by providing them better quality services by controlling and managing the traffic on the site. The availability of more information in cached copies promises the users accessibility to more content deliverance irrespective of their location.
Better web searching
According to the criteria of SEO standards, the more a website is searched and looked up, the higher the ranking it develops. The users will surf for content on the web, and will automatically opt for web pages that display content at the fastest pace. As more and more users will click on the same cached or original content of a website, Google will record the number and will rank the site accordingly. Therefore, the CDN provides a chance for the website to receive a higher ranking.