Configure the TCP/IP Settings of a Network Adapter (Windows NT/2000/XP)

Registry Guide for Windows
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Registry tweaks, tricks & hacks to optimize, enhance and secure Microsoft Windows.

Configure the TCP/IP Settings of a Network Adapter (Windows NT/2000/XP)
Category: Home > Hardware > Network and Modems

These values control the TCP/IP parameters of the network interface cards. Configurable parameters include IP Address, Subnet Mask and Default Gateway.

Open your registry and find the key below, where {Adapter} equals the service name of the installed NIC. For example 3COM 905 NIC's service name is 'El90x'.

Modify the values names (listed below) in binary.


DefaultGateway	REG_BINARY	00
IPAddress	REG_BINARY	30 2e 30 2e 30 2e 30 00 00
SubnetMask	REG_BINARY	30 2e 30 2e 30 2e 30 00 00


	HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\{Adapter}\Parameter...

Settings:

System Key: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\{Adapter}\
Parameters\Tcpip]
Name: IPAddress; SubnetMask; DefaultGateway
Type: REG_BINARY (Binary Value)

Related Tweaks

Configure the DHCP Settings of a Network Adapter (Windows NT/2000/XP)

Disclaimer: Modifying the registry can cause serious problems that may require you to reinstall your operating system. We cannot guarantee that problems resulting from modifications to the registry can be solved. Use the information provided at your own risk.

Last Modified: February 20, 2001

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