I thought I saw someone the other day who was shaped by metrocast but I might be wrong. Search metrocast on forum search & see if it appears.

Do a simple test for us: use your browser to go to the following link & click on one of the files: + MagnetMix.com +: The Source for Good Content
Tell us what speeds you get & how it behaves after you click it.

Find a local test site from here Speed Test Internet Speed Test DSL Speed Test Broadband Speed Test Bandwidth Speed Test & tell us your results. But please specify whether the speed is quoted in kbps or KB/s as one refers to bits & the other bytes ... big difference (8 bits = 1 byte).