Registry cable adsl settings

[egounix2]

i have question for registry. i use cable adsl and i don't know where of these settings is good for me: this

;---Optimizes your TCP/IP for High Speed Cable internet connections.-------

Windows Registry Editor Version 5.00

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters]"SackOpts"=dword:00000001

"TcpWindowSize"=dword:0003ebc0

"Tcp1323Opts"=dword:00000001

"DefaultTTL"=dword:00000040

"EnablePMTUBHDetect"=dword:00000000

"EnablePMTUDiscovery"=dword:00000001

"GlobalMaxTcpWindowSize"=dword:0003ebc0

or this

;Broadband Tweak for Windows XP

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters]GlobalMaxTcpWindowSize="256960"

TcpWindowSize="256960"

Tcp1323Opts="1"

DefaultTTL="64"

EnablePMTUDiscovery="1"

EnablePMTUBHDetect="0"

SackOpts="1"

TcpMaxDupAcks="2"

MTU="1500"

HKEY_USERS.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings

"MaxConnectionsPerServer"=dword:00000020

"MaxConnectionsPer1_0Server"=dword:00000020

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings

"MaxConnectionsPerServer"=dword:00000020

"MaxConnectionsPer1_0Server"=dword:00000020

i need good quality of ping for counter-strike/half-life

sorry x bad english i m italian boy

thx