How to change the network settings of the device?

Question

Computer networks

When buying a new network adapter and using it, the router notices a new device for itself. How to make the same effect without buying a new device with an old device.

Answer 1

You change mac, the router gives a new ip via dhcp The
old mac is saved with the old ip until the lease expires (depends on the router settings)
If you change the mac address 50 times, then in the client list (the exact name depends on the type of router firmware, each has its own) will be a whole list of macs (~ 50 pcs), again, until the ip lease to the mac address expires.
By doing this, you can
1 in the device manager> Network adapter> properties> find settings> find the mac tab something mac changer 3 via the command line Everything is easy to find https://www.google.com/amp/s/ru.m.wikihow.com/%25D... The main thing is that the mac change is supported by the adapter

Answer 2

Try changing the mac address

Answer 3

Most likely a MAC address.
And why, if not a secret?