In the old days, we did that by MAC address.

Later they look through it for mac addresses.

The MAC address of the client is sent in the clear.

On the next page, you'll learn how to find your computer's MAC address.

Most systems will stop transmitting when they see a MAC address conflict.

This is typically constructed based on a device's MAC address.

Each device is assigned a MAC address by its manufacturer.

I know your phone's MAC address, and that you use it as an access point fairly regularly.

Those restrictions may include encryption and checks on MAC address.

However, it's sometimes ineffective because a MAC address can be faked.

MAC addresses of routers are still broadcast, and can be detected using special means.

In order to send the message, it also needs to know Washington's MAC address.

A MAC address changes if the device is replaced.

The -f switch here will force the new MAC address.

No other device on the Internet will have the same MAC address.

Machines are entered with their MAC address for the interface which they connect.

The last six bytes are a MAC address supplied by the switch.

Usually, a computer has only one MAC address.

The MAC address is the lowest common denominator for unique addressing.

Are you sure you can enter any MAC address?

MAC address filtering can be used alone as an ineffective security measure, or in combination with encryption.

However, MAC address spoofing is limited to the local broadcast domain.

The MAC addresses are used to specify both the destination and the source of each data packet.

A MAC address is a unique serial number.

Fortunately, the option to configure the card's MAC address was dropped.