Setup Network interfaces for Raspberry Pi

Setup a static network IP address on your raspberry pi using interfaces. Open the file in any text editor /etc/network/interfaces add or change the values to your needs.

auto eth0
iface eth0 inet static
address 10.1.1.30
netmask 255.255.255.0
gateway 10.1.1.1

allow-hotplug wlan0
iface wlan0 inet static
address 10.1.1.31
netmask 255.255.255.0
gateway 10.1.1.1
wpa-conf /etc/wpa_supplicant/wpa_supplicant.conf

Save the file and restart your raspberry pi.

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