.

Also question is, what is HWaddr in Linux?

It means that you are connected to a router, which is translating your actual internet address into a "local" address in the 192.168. * range. As for the others, HWaddr is your network card's hardware address, otherwise known as its MAC. 1 and your eth0 interface is host number 11 in that network.

Additionally, how do I change HWaddr in Linux? Change Network Card MAC in Ubuntu/Linux

1. Open terminal and check your current MAC address: ifconfig |grep HWaddr.
2. Now, disable the network interface (eth0 for the wired network connection, wlan0 for wireless etc. ):
3. Change the MAC address: sudo ifconfig eth0 hw ether 00:15:a5:d5:39:19.
4. Enable the network interface:
5. Check if the change is successful:

Also Know, how can I permanently change my MAC address in Linux?

How To Permanently Change The MAC Address On Linux

1. Install Macchanger.
2. Find out the network interface for which you want to change the MAC address.
3. Check if Macchanger actually works on your system.
4. Create a systemd unit to run Macchanger automatically each time the system starts (so the MAC address changes each time your system boots up)

How do I change my Ethernet MAC address in Linux?

Change a MAC Address in Linux You'll have to modify the appropriate configuration file under /etc/network/interfaces. d/ or the /etc/network/interfaces file itself if you want this change to always take effect at boot time. If you don't, your MAC address will be reset when you restart.