yea now we can start tweaking it ;)
open cablenut adjuster, go to top left corner, click file, click open custom settings file and browse to this
C:\Program\Cablenut\vanburens_cablenut_settings_version_2\VanBurens cablenut settings Version 2\WinXP_2K_CABLE_DSL\MSS1460
dubble click on Cable & DSL 4000 512.ccs
click save to registry
reboot your pc and shut off your modem and router for 30 seconds
and do a new tweaktest and speedtest and post result
good luck
VanBuren
