Is there anything to do with Modems and dial-up networking? That's likely to be the issue.
Can you try the board on another computer just to rule that out?
@Gordon started
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Is there anything to do with Modems and dial-up networking? That's likely to be the issue.
Can you try the board on another computer just to rule that out?