If you have more than one DNS server, just add a space between each: dns-nameservers X.X.X.X Y.Y.Y.Y Z.Z.Z.Z Just replace the Xs, Ys, and Zs with your own IPs of the DNS servers of choice, and when this is done, run this command to update the settings: sudo ifdown eth0 && sudo ifup eth0 Hope this helps! Set custom DNS servers on Ubuntu 18.04 or 20.04 - Ricmedia May 22, 2020 How to Set DNS Nameservers on Ubuntu 18.04 | Linuxize Aug 21, 2019 Install and configure DNS server in Ubuntu 16.04 LTS
How to set DNS nameservers in Ubuntu Server 18.04
Docker containers running in Ubuntu 18 can’t resolve DNS as they are trying to use the default Google DNS server 8.8.8.8 as their DNS server. For years it’s been simple to set up DNS on a Linux machine. Just add a couple of entries to /etc/resolv.conf and you’re done. # Use Google's public DNS servers. nameserver 8.8.4.4 nameserver 8.8.8.8 But things change and now it’s not that simple. If you now edit /etc/resolv.conf on Ubuntu you’ll find that the edits are ephemeral.
Then type the IP address, subnet mask and gateway. Don’t forget the DNS server addresses as well. When you’re done, click Apply. Setting Static IP on Ubuntu 17.10 Servers. On Ubuntu 17.10, there’s a new way to set static IPs.. Read the post below to find out.
How to Set a Static IP and DNS in Ubuntu 14.04 - Joseph D May 17, 2014 Jun 21, 2018 · Such is the case with DNS on Ubuntu Server. Although the /etc/resolv.conf file still exists, it is no longer where you configure your DNS nameservers. That's right, the networking changes keep on You can add multiple servers, make sure each name server is separated by comma. After you make changes, save the file and reload the configuration with the netplan apply command: sudo netplan apply. Note that, Prior to Ubuntu 18.04, DNS name servers were configured in /etc/network/interfaces file. May 22, 2020 · Set DNS servers with Network Manager This is the easiest way to set custom DNS servers on Ubuntu and the preferred method because you’re not messing with any system files, which can lead to trouble if you’re not Linux savvy. Please note that each version of the Ubuntu GUI is slightly different so you may need to improvise. May 24, 2020 · Ubuntu 20.04 Server: How to change DNS and domain name. In the new Ubuntu version, you cannot change /etc/resolv.conf. You can change it. But it won’t last a restart. It will be replaced by systemd-resolved. I wanted to change the domain name and DNS/nameserver.