hi my name is sorrento ciro I have a router 2901 recently I switched from adsl to vdsl I configured the output interface g0 / 0 dialer that is connected to my modem telecom first when I had adsl the modem and the router 2901 with the speed test arrived at 16mbs both now that I have vdsl the modem gets to 52mbs and the router 2901 arrives at 38mbs. someone could help me to have the same speed. thank you.