2.1 Here are four options for improving web page performance. Option 1: HTTP Caching with a Forward Proxy Option 2: CDN using DNS Option 3: CDN using any cast Option 4: CDN based on rewriting HTML...

2.1 Here are four options for improving web page performance.

Option 1: HTTP Caching with a Forward Proxy

Option 2: CDN using DNS

Option 3: CDN using any cast

Option 4: CDN based on rewriting HTML URLs

You have been asked to help reduce the costs for networking in the University of dior

2.1.1   The University pays its service provider Telkom, based on the bandwidth it uses; bandwidth use is dominated by students downloading external web pages. Which, if any, of the above four options would reduce the bandwidth usage? Explain your choice.