How to Configure Static IP Address Ubuntu

$sudo vim /etc/network/interfaces
source /etc/network/interfaces.d/*
# The loopback network interface
auto lo
iface lo inet loopback

# The primary network interface
auto enp0s3
iface enp0s3 inet static
address 10.0.2.11
netmask 255.255.255.0
gateway 10.0.2.2
Ubuntu LTS

source

ip address