CaN (Computer & Network) Tips

Technitium MAC Address Changer는 PC에 장착한 LAN 카드의 MAC 주소를 원하는 것으로 바꿀 수 있게 도와주는 무료 프로그램이다.

Technitium MAC Address Changer 프로그램 홈페이지로 가기

현재 5.0 버전까지 나와 있으며 Windows 2000, XP, Server 2003, Vista, Server 2008 등에서 사용할 수 있다.


이 프로그램의 특징은 아래와 같다.

• Support for Windows Vista SP1 and Windows Server 2008 added.
• Allows you to remove all registry entries corresponding to Network Adapter that is no longer physically installed on the system.
• Allows you to configure Internet Explorer HTTP proxy settings through configuration presets or command line.
• Issues with installer program resolved.
• Identifies the preset applied to currently selected Network Interface Card (NIC)¹ automatically making it easy to identify settings.
• Most known issues with Windows Vista removed.
• Changes MAC address of NIC including Wireless LAN Cards, irrespective of its manufacturer or its drivers.
• Has latest list of all known manufacturers (with corporate addresses) to choose from. You can also enter any MAC address and know which manufacturer it belongs to.
• Allows you to select random MAC address from the list of manufacturers by just clicking a button.
• Restarts your NIC automatically to apply MAC address changes instantaneously.
• Allows you to create Configuration Presets, which saves all your NIC settings and makes it very simple to switch between many settings in just a click and hence saves lot of time.
• Allows you to Import or Export Configuration Presets to or from another file, which saves lot of time spent in reconfiguration.
• Allows you to load any Configuration Presets when TMAC starts by just double clicking on any Configuration Preset File. (*.cpf file extension)
• Has command line interface which allows you to perform all the tasks from the command prompt or you can even create a DOS batch program to carry out regular tasks. (see help for command line parameter details)
• Has command line interface for the Installer. (see help for command line parameter details)
• Allows you to export a detailed text report for all the network connections.
• Displays all information you would ever need to know about your NIC in one view like Device Name, Configuration ID, Hardware ID, Connection Status, Link Speed, DHCP details, TCP/IP details etc.
• Displays total bytes sent and received through the NIC.
• Displays current data transfer speed per second.
• Allows you to configure IP Address, Gateway and DNS Server for your NIC quickly and instantaneously.
• Allows you to enable/disable DHCP instantaneously.
• Allows you to Release/Renew DHCP IP address instantaneously.
• Displays DHCP lease obtained and lease expires time. (DST time bug removed)
• Allows you to configure Interface Metric instantaneously.
• Quick keyboard shortcuts for most operations.
• All reported bugs in previous versions removed.
• One known issue in Windows Vista/Server 2008 remains that is TMAC cannot disable any NIC with Non Operational status.

MAC 주소를 바꾸는 것 말고도 상당한 다양한 기능들을 제공한다. 참고로 MAC 주소를 바꾸는 방법은 아래와 같다.

1. Starting MAC address changer will list all available network adapters.
2. Select the adapter you want to change the MAC address. You will get the details of your selection below.
3. Click Change MAC button, enter new MAC address and click Change Now button and confirm changes you made when prompted.
4. To restore the original MAC address of the network adapter, select the adapter, click Change MAC button and then click Original MAC button and confirm changes you made when prompted.

NOTE: This tool cannot change MAC address of Microsoft Network Bridge. Network Bridge will automatically use the original MAC address of the first NIC added into bridge with the first octet of MAC address set to 0x02.