A Media Access Control address (MAC address) is a unique identifier assigned to network interfaces for communications on the physical network segment.

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how would it be possible to discover a cable modem's MAC remotely?

i was reading the back archives of a canadian privacy law blog, and he linked to a judicial decision. apparently as part of an investigation in which were used yahoo chat and google's old 'hello' ...
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What range of MAC addresses can I safely use for my virtual machines?

I want to assign my virtual machines MAC addresses so that I can configure DHCP reservations for them so that they always get the same IP address regardless of which host hypervisor they are running ...
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MAC Address Spoofing/Changing Software

What is the best MAC address changing/spoofing/editing program available for windows, mac and linux?
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VirtualBox cloned Ubuntu Server network error

I run a number of virtual servers on my network and I want to be able to easily clone base installations of Ubuntu Server. I use the VBoxManage command to clone the actual hard disk and I then create ...
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Why did I have to clone the MAC address?

I have a Zoom X5 ADSL modem/router and a DI-524 router. I needed to turn the Zoom X5 into a modem only and use the DI-524 for router functions (DHCP Server and NAT). What drove this configuration is ...
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A nice tool to look up make/model via MAC address?

The first several digits of a MAC address (Ethernet ID) are specific to its manufacturer/model. I won't ask what's the best way to look these up since it's subjective... but I'd love to know if any ...