YES! there is. do a simple google search for a program called TCPoptimizer. download it, open it and do this:
1) click custome settings button at the bottom of the settings tab right above the exit button.
2) go to other settings tab and change first number to 20 and seocond number to 40.
3) change lan browsing speedup to optimized, click apply changes
4) restart computer, and download away!