To enable name resolution, you need to configure your Linux system to use DNS servers. To do this in Ubuntu, open the /etc/network/interfaces configuration file in a text editor: This file is used to configure your network settings manually. The first Ethernet interface is usually identified as eth0.

When a user request some network resource using a hostname, (for example, by typing in a browser), a DNS request is sent to the DNS server asking for the IP address of the hostname. The DNS server then replies with the IP address. The user’s browser is then able to access using that IP address. Test Your DNS Servers - Jun 14, 2020 Linux: Setup as DNS Client / Name Server IP Address Dec 01, 2004 Command-line to list DNS servers used by my system - Ask cat /etc/resolv.conf should show your DNS servers. You may not modify the resolv.conf directly with Ubuntu 12.04. If you need to change them though, you can add new DNS servers in your /etc/network/interfaces file by adding the following: dns-nameservers x.x.x.x x.x.x.x. where x is the DNS servers you wish to use.

May 25, 2018 · If you are using NetworkManager, the /etc/resolv.conf will point to your machine to dnsmasq as configured by NetworkManager. You can get the real DNS server you will use from NetworkManager by:

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You can see if a DNS server has an IPv6 address by performing the following steps: Use the following host command to get the domain name of the server (substitute your DNS server IP address): $ host domain name pointer Use the domain name you got back in another host lookup: Apr 02, 2018 · Linux. For Linux and specifically Linux servers without a GUI, you can edit the following file on a Linux box.. I am using a Ubuntu 16.04 server for reference. Nov 26, 2018 · Click on the “IPv6” tab in the KDE connections area. Fill out your info in the “Other DNS Servers” box. When you’ve finished applying the settings, click “Apply” to save them to the system. Reboot your computer and re-login to complete the process. Upon login, KDE should be using the new DNS server settings. And if the DNS server has multiple interfaces like say where Google’s DNS receivers queries on anycast address like and sends out from other, you Mar 13, 2020 · You can enter the DNS servers you want to use in this field. If you want to enter more than one DNS server, just separate them with commas. Change DNS Settings using the Terminal. If you don’t want to use the GUI, and prefer changing DNS settings using the Terminal, you can do this by adding the nameservers to the dnsmasq config file.