2. Agenda
• Define the term CDN
• Introduction to Cloudfront
• Key Terms and Components
• How it Operates
• Use cases and Troubleshooting
• Resources
3. What is CDN?
• A CDN (Content Delivery Network) uses a network of
geographically dispersed Servers(edge locations or POPs) to
cache copies of content close to end users, lowering latency
when they download or stream objects.
4. What is CDN?
• A CDN (Content Delivery Network) uses a network of
Geographically dispersed Servers(edge locations or POPs) to
cache copies of content close to end users, lowering latency
when they download or stream objects.
5. Introduction to Cloudfront?
• Amazon CloudFront is a web service that speeds up distribution of
your static and dynamic web content, such as .html, .css, .js, and
image files, to your users.
• CloudFront delivers your content through a worldwide network of
data centers called edge locations.
6. Features
• Low Latency: Improves Media Load time.
• Redundant: Eliminates single point of Failure.
• Scalable: Ensure great experience as number of end users grows
• Global: Worldwide network provides great experience regardless of
geography
• Cost-Effective: Pay as you go model provides flexibility for your
business.
7. Key Terms and Components
• Distribution: Set of rules that controls how cloudfront will access the content you
want to deliver
• Origin: Source of your content, S3 bucket or HTTP Server
• Object: Files uploaded at origin server, includes web pages, images, media files
etc.
• Domain Name: The output domain, assigned by domain name to your
distribution
• Edge Location: collections of servers in geographically dispersed data centers
where Cloudfront caches copies of your objects.
10. Use Cases and Troubleshooting
• I can't view the files in my web distribution
• Did you sign up for both CloudFront and Amazon S3?
• Are your Amazon S3 bucket and object permissions set correctly?
• Is your alternate domain name (CNAME) correctly configured?
11. Resources
• Web Book
• http://s3.amazonaws.com/awsdocs/CF/latest/cf_dg.pdf
• FAQs
• https://aws.amazon.com/faqs/?nc1=f_dr
• Videos:
• https://www.youtube.com/watch?v=pmtg-4rzCtQ
• https://www.youtube.com/watch?v=zxEwKBymiE8
• https://www.youtube.com/watch?v=Ideptk0sJcM