i have bsnl home 3300 dataone connection. uia m getting download speed varying from 490 to 640 kbps. my upload speed is about 190 kbps. i thought it should have atleast 1 mbps speed and enquired with bsnl they checked my connetion and said i am getting 1.3 mbps ,that the problem is mine and not ours.what should i look for help