Sometimes a router has the option to exclude all connections apart from certain specific devices. It is those devices' MAC addresses that you will need to enter in order for the router to indentify them.
To spoof the MAC address on a Mac use the ifconfig command in the Terminal.
NO, its not possible to have same MAC addresses for two different network cards. because MAC address is a unique part of the recognition of the network card and it is also called as PHYSICAL address of your PC. There is possibility of 2 network cards with same MAC address by 3rd party MAC spoofing techniques.........
for Windows Systems use IPCONFIG /ALL command to view Mac Address. for Linux Systems use IFCONFIG -A command to view Mac Address.
802.11 use MAC addresses, which are the same as IP addresses in some networks
Computers with a specified MAC address can only send and receive information with the IP address it is bound to. To use MAC address binding, you must associate an IP address on the specified interface with a MAC address.
A MAC address
Source MAC address and source port
source mac address
The source MAC address
mac address only
Source MAC address
Use ip\mac scanner: http://trogonsoftware/trogon-mac-scanner.html