Connection errors - Debian & Ubuntu

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Welcome file

Temporary failure in name resolution (Sudo error , DNS error)

  • ping google.com - getting error
  • sudo nano /etc/resolv.conf - name server 8.8.8.8 (This is temporaly solution, For permenent dns server change)

Then update & install resolvconf (sudo apt install resolvconf)

  • sudo systemctl enable resolvconf.service
  • sudo systemctl start resolvconf.service
  • sudo systemctl status resolvconf.service
  • sudo nano /etc/resolvconf/resolv.conf.d/head
### Add this two
nameserver 8.8.8.8
nameserver 8.8.4.4
  • sudo resolvconf --enable-updates
  • sudo resolvconf -u

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