I have Bsnl Boardband.I create a network connection name "Dataone".But i have a problem with internet speed.when i got broadband service then 1-2 week were internet speed was good but now it is very slow speed why?When start my PC and connect to dataone then it connect but sometime i am working in my browser the boardband link started linking sometime so i request you that please solve this problem. My contact N.o is 9429674077.