将prestashop从本地服务器上传到实时服务器的问题

I am using prestashop 1.6.1.6. Everything works fine in localhost but when i uploaded to to my server

http://cableandmedia.com/onlinestore/

I am not getting

This site can’t be reached. cableandmedia’s server DNS address could not be found.

I have changed seo shop url as

Change the shop domain to cableandmedia.com (Instead of cableandmedia).