bandwidth limitation ! help please

how can i make one web site without limiting the bandwidth . or a different limitation for ex: clients have speed 128k but i want to have different bandwidth on facebook i want to be the speed 384 or 512 just for facebook anywone can help me

You can use mangle to mark connections to facebook servers and then according to this mark set queue limitations

can u explain to me more and tell me exactly what should i do ! btw i’m a beginner in mikrotik and i have the 2.9.27 v.