To set the network interface settings, edit /etc/network/interfaces using the
following code:

sudo nano /etc/network/interfaces  

Now perform the following steps:

1. We can add the details for our particular network, the IP address number we want to allocate to it, the netmask address of the network, and the gateway address, as follows:

iface eth0 inet static
  address 192.168.1.10
  netmask 255.255.255.0
  gateway 192.168.1.254
  

2. Save and exit by pressing Ctrl + X, Y, and Enter.
3. To set the name servers for DNS, edit /etc/resolv.conf using the following code:

sudo nano /etc/resolv.conf
  

4. Add the addresses for your DNS servers as follows:

nameserver 8.8.8.8
nameserver 8.8.4.4  

5. Save and exit by pressing Ctrl + X, Y, and Enter.