lspci | egrep -i --color 'network|ethernet'
lshw -class network
ifconfig -a
ip link show
ip a
cat /proc/net/dev
cat /proc/net//proc/net/fib_trie
systemd/networkctl|networkctl list
nmcli|nmcli device show
ip
link, route]
ifconfig
netstat
ss
lsof
ping
ethtool
mii-tool
arping
nmcli
route
networkctl
netplan
tc
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