linux-bash-scripts-and-solutions/Setup Local Static IP Address.txt at master · deepsharmaNEP/linux-bash-scripts-and-solutions · GitHub

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Check Your IP address with following commands
$ ip link
$ ip address
$ ip a

$ sudo nano /etc/network/interfaces

===============================================================
enp0s3 is Ethernet interface. Your's can be different.
Skip Loopback network interface.
===============================================================
Replace the following

auto enp0s3
iface enp0s3 inet dhcp ----> to -----> iface enp0s3 inet static


add address that you want
add netmask must be same as following
add gateway is your router login
add dns-nameservers same as following
===============================================================

auto enp0s3
iface enp0s3 inet static
address 192.168.2.2
netmask 255.255.255.0
gateway 192.168.2.2
dns-nameservers 8.8.4.4 8.8.8.8

=======Replace nameserver with what you have in upperfile=======
nano /etc/resolv.conf
nameserver 8.8.4.4 8.8.8.8


$ sudo systemctl restart NetworkManager.service
(If upper command doesn't work. Reboot system)