When you create a new zone, you can to activate the option of caching files in CDN network for a limited time only. To enable this option login to my.ucdn.com. Next click on "My Zones" from the menu on the left side
Check the box in front of "Cache my files in CDN network for a limited time only" and specify the desired time for caching in fields "Cache expire time".
Also you can reuse the cache from a different zone that has the same files. This means that the files that are already cached on our servers will be used also for the new zone. To enable reusing cache, check the box next to "Reuse cache from one of my other zones".
To save the activated settings using the button "Save Changes".Tags: Cache, Reuse cache