Modify the registry to improve XP Internet speed

Source: Internet
Author: User

Does Windows XP limit the speed of broadband connections, and does it mean that we can change the operating system to get faster speed on the Internet?

A: Now the broadband network is gradually moving into the family, access to a wide range of applications, but some users of broadband web browsing speed, upload and download speed is not satisfactory. In fact, in Windows 2000 or XP, by modifying the registry, we can make the speed of broadband network greatly improved, really enjoy the fun of speed Internet.

Run "regedit" to open the Registry manager, and then follow the path to find HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters.

Right-click the space corresponding to the right of the "Parameters" subkey, select "New" → "DWORD value", name it "DefaultTTL", and then right-click the mouse to select "Modify" and modify its value to "80" (hexadecimal) or 128 (decimal) in the pop-up window. This article is published in http://bianceng.cn (computer science)

In turn, create the following "DWORD value" and modify its value (if there are two values, the former is 16, the latter is decimal):

"EnablePMTUBHDetect" = "0"

"EnablePMTUDiscovery" = "1"

"Globalmaxtcpwindowsize" = "7FFF" or "32767"

"Tcpmaxdupacks" = "2"

"SackOpts" = "1"

"Tcp1323Opts" = "1"

"TcpWindowSize" = "7FFF" or "32767" (93440 or 186880 or 372300, depending on the circumstances of the network)

Then save our changes and restart the computer to enjoy the fun of a higher network speed.

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