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rm /etc/resolv.conf
nano /etc/resolv.conf
# Generated by resolvconf
nameserver 2a13:df80:7c04:136::1
#nameserver 2001:4860:4860::8888
#nameserver 2001:4860:4860::8844
#nameserver 2606:4700:4700::1111
nameserver 8.8.8.8
nameserver 8.8.4.4
nameserver 1.1.1.1
/etc/init.d/networking restart