How to add line to system configuration file with sudo?
Solution 1:
sudo /bin/sh -c 'echo "nameserver 192.168.1.6" >> /etc/resolv.conf'
Solution 2:
echo "nameserver 192.168.1.6" | sudo tee -a /etc/resolv.conf
sudo /bin/sh -c 'echo "nameserver 192.168.1.6" >> /etc/resolv.conf'
echo "nameserver 192.168.1.6" | sudo tee -a /etc/resolv.conf