Install ladvd by entering the following commands in the terminal:
sudo apt update sudo apt install ladvd
Description:
LLDP/CDP sender
ladvd sends link layer advertisements on all available interfaces. This makes connected hosts visible on managed switches. By default it will run as a privilege-separated daemon.
Homepage: https://github.com/sspans/ladvd/
Version: 1.1.1~pre1-2build1
Section: universe/net