Will a Belkin 14 ft fastcat 5e Patch Cable work for Xbox Live?

i've tried it and when i test my connection it says there was an error i just wanted some expertise it looks like this a href="http://www.superwarehouse.com/images/products/A3L850-03-BLK-S.jpg" rel="nofollow"http://www.superwarehouse.com/images/pro…/a and if it does Please tell me how to work it and it is a patch cable those should always work and if you need more info t see what it looks like search it up