Cache server vs CDN server
There seems to be a fair bit of confusion in the marketplace regarding the functional differences between a Cache and a CDN server (Delivery Node). Many people assume that CDNs require caching technologies to distribute and deliver objects. That is not true. Many people use the term ‘cache’ if they talk about a CDN delivery server. We prefer to use the term ‘delivery node’. I’ve been asked to clarify these differences. Feel free to email me with comments, addendums or questions.
The Six trends in CDNs: download now
Today Jet-Stream released a new document about the Six trends in CDNs and how Jet-Stream VideoExchange technology addresses these trends:
- From best effort to premium
- From Global to Regional
- Three Screens
- Video, video, video
- Global CDNs and Telco CDNs
- Mobile Delivery
Does Net Neutrality issue in USA affect the Internet?
The USA accounts for (approximately) just 10% of the entire global population of Internet users:
Comcast vs Level3
Level3 took over the Netflix deal from Akamai. By undercutting Akamai’s pricing. That’s how they get their business, they buy market share purely on price. They have been offering CDN services at price points so low (isn’t price dumping illegal?) that there has to be a catch. And there is. Access providers are paying the bill.
I’ve been writing about this topic in general before, and it is my opinion that Level3 is falsely stating net neutrality abuse and is itself the cause of the problem with Comcast. Comcast wrote this to the FCC (which is the Goverment Communication agency in the USA).
Let’s go back to the basic principles of the Internet:
Hulu blocked Fox on Cablevision
News Corp and Cablevision had a fight over payments. Cablevision (a cable operator) didn’t want to pay News Corp (a content publisher). Which meant that Cablevision stopped distributing Fox to their subscribers…