Questions tagged [resolvconf]

a program that manages the resolv.conf file.

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Ubuntu No DNS server found

I'mm running Ubuntu 18.04. I'm having issues connecting to the Internet after an install of Red Hat Code Ready Containers which did something with dnsmasq. There was a workaround posted here, but I no ...
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Problems resolving api.spotify.com on ubuntu server 20.04

I recognized that my spotty Plugin for my squeezebox logitech mediaserver didn't work anymore. It git listed as a stream-recieving device but didn't begin to play. After poking around a bit I found ...
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ubuntu 18.04 DNS issue

I have an ubuntu 18.04 server running apache/mysql that can't seem to resolve DNS anymore. I didn't do anything, but maybe I missed something when checking the server after the last update. Here's ...
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How to enable verbose logging in resolvconf so that erroneous DHCP dns settings can be identified and removed

When connecting to our corporate VPN, the internal DNS servers that resolves internal hosts are added to /etc/resolv.conf using resolvconf: # DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE ...
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how to resolve DNS server from same network without changing in resolve.conf file

I have configured DNS server in debian on Virtual machine.IP is of N/W- 192.168.50.0/24. My server resolv.conf file root@ser:~# cat /etc/resolv.conf domain cdac.local search cdac.local nameserver ...
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systemd-resolved and resolvconf : is it ok to have both installed?

Systemd-resolved is present by default in Ubuntu 18.04. Resolvconf pkg is not. From reading around, systemd-resolved provides name resolution while resolvconf provides multi-client access to update ...
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How to NetworkManager, resolvconf, and dsnmasq work together?

Running Kubuntu 16.04 Sometimes the name resolution gets slow. In previous Ubuntu versions, the problem was usually in resolv.conf and was easy to fix. In 16.04 all the DNS resolution is hidden in a ...
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Is resolvconf hard-coded its nameserver setting?

First of all, this is not a duplicate of How do I include lines in resolv.conf that won't get lost on reboot?, as A) It has not been working since 14.04. See the comment: In 14.04 this answer ...
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/run/resolvconf/resolv.conf ubuntu 18.04

I do need some clarifications for resolv.conf handling on ubuntu 18.04.02 My host is configure to use the old interfaces files. But the interface itself is configured to use dhcp auto enp2s0 iface ...
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UBUNTU 18.04 Desktop Resolved DNS problems and updating /etc/resolv.conf

I have several questions about the internal workings of network-manager, systemd-resolve, and the /etc/resolv.conf and any other files such as nsswitch.conf. Is there a file or several files, where ...
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623 views

Set the nameserver in ubuntu with netplan

I'm working on an ansible playbook to set the dns server addresses in my Ubuntu Bionic 18.04.2 server. I don't want to use resolv.conf cause I learned it's deprecated in the new Ubuntu. My question ...
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Is the resolvconf package really needed?

Is the resolvconf package really needed? I have Ubuntu 18.04.2 LTS Server and Xubuntu 18.04.2 (as my development machine) on which I have BIND9 installed and running well and of course systemd-resolve ...
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Package resolvconf 1.79ubuntu10.18.04.1 is broken

Updating Ubuntu 18.04 resolvconf with version 1.79ubuntu10.18.04.1 breaks DNS record resolution. Bug reference: 1819625
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DNS resolving of localhost subdomains stopped working after resolvconf update

For years I'm using Ubuntu (currently on 18.10) to develop PHP applications on domains like foo.bar.localhost for local testing. These domains were resolved to 127.0.0.1 and handled by Apache 2.4. ...
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resolvconf-pull-resolved.path error

GoodDay all, New day, new linux adventures on my home server: Can resolvconf-pull-resolved.path be blocking my servers internet connection ? Background info: I updated/upgraded my server to the ...
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Network issues - resolvconf problem

Internet access is available for a brief second when the browser is initiated, but after a split second, internet connection is unavailable. Searching a bit in the forum, I found out that dpkg-...
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unable to retain 4 nameservers in resolvconf

Here is my /etc/resolvconf/resolv.conf.d/base file contents: # leave commented out above line lin resolvconf...as its listed in another file. options timeout:1 attempts:1 nameserver 10.0.4.15 ...
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DNS resolution broke after upgrading to 18.04, resolvconf broken or not fully installed

when googling i find stuff like this: askubuntu resolvconf but /etc/resolv.conf doesn't seem to exist sudo dpkg-reconfigure resolvconf returns that resolvconf is broken or not fully installed ...
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/etc/resolv.conf" E166: Can't open linked file for writing

unable to update resolv.conf file. "/etc/resolv.conf" E166: Can't open linked file for writing ubuntu 18.04.1
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DNS/systemd-resolve/dnsmasq/resolvconf problems. Errors in syslog. 18.04

I'm trying to resolve these two repeating errors in /var/log/syslog... nf_conntrack: nf_conntrack: table full, dropping packet Maximum number of concurrent DNS queries reached (max: 150) Looking at ...
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Accidentally deleted /etc/resolv.conf and now can't access any domain

I was getting dns probe finished message in chrome on Ubuntu 18.04 so I looked up on the internet and tried to run the following commands. sudo rm/etc/resolv.conf sudo ln -s /var/run/resolvconf/...
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Resolver: LAN, VPN and WAN name resolution

I have read the man pages on resolv.conf and resolvconf and resolvconf.conf but don't understand everything and feel I'm a tad lost on how I might (ahem) resolve this problem: Scenario: I have a LAN ...
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how to update dns after a changing resolvconf

I need to edit my system's dns nameservers, without rebooting, on a system i believe uses resolveconf. The changes i make to /etc/resolvconf/resolve.conf.d/base ARE reflected on full reboot, but I ...
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/run/resolvconf/resolv.conf was dennied to access under SELinux Enforcing mode in Ubuntu 16.04

I'm running Ubuntu Xenial 16.04 in AWS EC2, I installed SELinux and change its mode to Enforcing. I've configured selinux type ssh_port_t to port 22. While I created port forwarding via ssh, I found ...
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Wifi in Ubuntu 17.10 is not sensing nearby networks

When I typed sudo dpkg-reconfigure resolvconf this was the error. dpkg-query: package `resolvconf' is not installed and no information is available Use dpkg --info (= dpkg-deb --info) to examine ...
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Auto generate /etc/resolv.conf [duplicate]

I have manually edited /etc/resolvconf/base to add openDNS name servers, and then run sudo resolvconf -u to update the /etc/resolv.conffile. However changes are discarded on each reboot. How do I ...
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Why there are resolvconf.service and systemd-resolved.service services present in ubuntu at the same time

In ubuntu there are two solutions that provide dns cache and configure functionality. One is resolvconf.service (part of resolvconf package). Another is systemd-resolved.service (part of systemd ...
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5k views

Setting DNS via NetworkManager/nm-applet doesn't update the /etc/resolv.conf (17.10)

My /etc/resolv.conf shows # Generated by NetworkManager search [value provided by local network] nameserver 127.0.1.1 The nameserver value is not the one provided by the local network (checked using ...
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resolv.conf does not work as expected

As you can see here (and in man resolv.conf), there is an option named use-vc for resolv.conf to force Ubuntu to use TCP for DNS queries instead of UDP. use-vc (since glibc 2.14) Sets ...
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Unable to stop DNS leak when connecting to VPN in Lubuntu 17.04

Checking doileak.com I always get a DNS server leak on my VPN. All of the hints that I could find say that the DNS servers are only configured through /etc/resolv.conf. The expressvpn software as ...
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Ubuntu 16.04 Cannot Resolve Hostname

I am trying to get my OpenStack instance of Ubuntu 16.04 able to resolve DNS. I just created the instance from the given default Ubuntu image and I am trying to apt-get update my machine. However, I ...
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openvpn via command line: permission denied to update resolv.conf

This might be a duplicate of this question, but I am not proficient enough in networking matters to tell for sure. I use a VPN service named Cyberghost to stay private on the internet. After facing ...
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How to fix name resolution issue after an update to Cisco AnyConnect Secure Mobility Client on an Ubuntu?

I am running Ubuntu 16.04 and used to connect to a remote desktop using the following command line: rdesktop -u username -g 90% MachineName.DepartmentName.StateName.edu of course after connecting ...
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912 views

Removed /run/resolvconf

I have Ubuntu 16.04 and I accidentally removed /run/resolvconf/ and can't install it using apt-get because I get a fetch error. Is there any way to get it back? I am not too knowledgeable of this so I ...
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7k views

DNS resolv config

Let me narrate you my small story: So right now, I am using an Ubuntu 16.04 LTS distribution in my lab. After installing Ubuntu, I tried just check my Internet access by googling. However that was ...
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Link /etc/resolv.conf

Note: My question is not how to stop nm updating /etc/resolv.conf. Not how to make openconnect work. Instead I just want to understand some details about resolv.conf configuring in ubuntu. Why there ...
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NetworkManager problem with dns servers

I've got two network cards, one is onboard and the other is an added PCI card. I also created a bridge interface for my KVM virtual machines to use, so my desktop (host) uses the enp3s0 interface and ...
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16.04 - DNS problem when waking laptop up from suspend-mode

I am on Ubuntu 16.04 LTS, Dell XPS 15 9550. Since one week ago (which probably matches last kernel update), every time I wake up my Laptop from suspend-mode, it correctly connects to the WiFi, but ...
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Error encountered while processing resolvconf

I am using Ubuntu 16.04. Internet is not working in browser or terminal. If I do ping 8.8.8.8 it works: data is sent and received But otherwise no internet works When I do sudo apt-get update I ...
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3k views

How to execute resolvconf without warning?

I configured NetworkManager, so that it maintains symbolic link from /etc/resolv.conf to file in its directory - /var/run/NetworkManager/resolv.conf ls -l /etc/resolv.conf ... /etc/resolv.conf -> /...
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How does Ubuntu desktop and server do their dns resolution?

I've done some reading on this very site and other places found on google and am trying to put together some simple documentation to remind myself how it works. I am not sure about some parts at all ...
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Why is Ubuntu Mate using Google DNS servers?

Update: Looks like it's avahi-dnsconfd that's adding 8.8.8.8 and 8.8.4.4 to my /etc/resolv.conf file. I found this in /var/log/syslog: Jan 4 17:00:21 freewill nm-dispatcher: req:1 'up' [ens33]: ...
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Is /etc/resolv.conf a symbolic link, and are changes to it persistent?

Is /etc/resolv.conf a symbolic link? If so, how can one make persistent changes to the DNS?
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U16.04- DNS messed up, must edit /run/resolvconf/resolv.conf after booting

Somehow I've clobbered my whole DNS system in 16.04. I now must edit /run/resolvconf/resolv.conf to add a name server such as nameserver 8.8.8.8 or similar. Of course, this always disappears after a ...
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195 views

Can't connect to the internet after purging resolvconf

I was trying to fix my internet because it wasn't working randomly, so I used the command sudo apt-get remove --purge resolvconf && sudo apt-get install --reinstall resolvconf Anyways, I got ...
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DNS settings messed up and resolvconf uninstalled

Yesterday I messed up my network settings on Lubuntu 16.04. Wifi had problems and I thought it was my problem, it turned out later, that the problem was a temporary problem with the central wifi, it ...
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7k views

resolveconf -u keeps adding an unwanted search domain to resolve.conf

I have my desktop computer configured with a static IP address: However, /etc/resolve.conf keeps getting overwritten with: nameserver 127.0.0.1 search localdomain example.com This seems to happen ...
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902 views

From where comes /run/resolvconf/interface/eth0.dhclient file

I'm searching for original configuration file that is the source for generating /run/resolvconf/interface/eth0.dhclient file. That file contain DNS server names and the domain name for my machine. I'...
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How can I repair /run/resolvconf/interface missing error? [closed]

An upgrade from Ubuntu 14.04 LTS to Ubuntu 15 failed. Package repair hangs at this point: Setting up resolvconf (1.77ubuntu1) ... Processing triggers for resolvconf (1.77ubuntu1) ... resolvconf: ...
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Can't install 15.10 on my laptop

I upgraded from 15.04 and the upgrade seemed to go alright. It won't boot now --- x windows crashes. I tried running it from a root shell after enabling networking, but that doesn't work: resolvconf ...