Hello, vsb, you wrote: vsb>>> Try speedtest, normally it test. SK>> copper? Optics? To the physicist? vsb> quality the connection Internet. Details are not important. In this case details are important, but, actually does not show generally ANYTHING. SK>> well , well ! Tell a technique!? vsb> you come on speedtest.net, you press the button, you check with a rate. Generally, speedtest does not show ANYTHING, except parrots. By default, measures speed it to the nearest server, can is in office , on several steps (as at me). 1) the Majority of providers have at itself the local server . It is free. 2) the majority of providers adjust the equipment so that the traffic to (and others popular "") goes with the maximum priority, with the maximum speed, minimum loss.