Questions tagged [resolvconf]

a program that manages the resolv.conf file.

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Ubuntu 22.04 ethernet icon appeared and the internet is is not working websites giving dns error

So I was using a vpn on Ubuntu 22.04 and when I switched country it gor stuck and crashed after I which rebooted my system but when I checked the location and time it was still showing the VPN ...
Mustafa Ahmed Rizwan's user avatar
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Netplan, networkd, resolvconf conflicts: Can't change DNS servers

I'm running Ubuntu 22.04.1 on a headless server and trying to change the DNS that the server uses. I set up the netplan .yaml file like this to use Cloudflare's servers: network: version: 2 ...
Steve S.'s user avatar
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Ubuntu lts 22.04.01 does not resolve for lan devices

I'm testing a new server for my organization that has NAT and pppoe conection from my provider. The problem is that I can ping from server to any domains but I cannot ping from lan devices to any ...
anon123's user avatar
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[22.10]resolvconf: error while loading shared libraries: libsystemd-shared-249.so: cannot open shared object file: No such file or directory

After I have updated to Ubuntu 22.10, the wireguard interface stopped working. ammo@noobuntu:~$ sudo wg-quick up vpn [sudo] password for ammo: [#] ip link add vpn type wireguard [#] wg setconf vpn /...
Aung Myint Myat Oo's user avatar
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restarting resolvconf service not update /etc/resolv.conf in Ubuntu 22.04

I'm following the method 2 in https://linuxhint.com/update-resolv-conf-on-ubuntu/ to updating resolve.conf file. So when I changed file /etc/resolvconf/resolv.conf.d/head, and restart service by ...
Tien Dung Tran's user avatar
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`resolvconf` changing current DNS. Netplan stict using nameserver

I need to have my own DNS server in the corporate. I have the following config set for netplan: network: version: 2 renderer: NetworkManager ethernets: eno1: dhcp4: yes ...
Parsa Noori's user avatar
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Ubuntu 22.04 wipes out /etc/resolv.conf symlink on reboot!

I'm trying to transition from an older Debian 10 container to a fresh Ubuntu 22.04 container. When re-installing and configuring everything I'm having a heck of a time with resolvconf. For some reason,...
Jason's user avatar
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Default search domain for /etc/resolv.conf

With systemd-resolved, where does DOMAINS in search come from? /etc/systemd/resolved.conf [Resolve] DNS=1.1.1.1 Domains=lan /etc/resolv.conf nameserver 127.0.0.53 search lan DOMAINS <---- lan is ...
nehz's user avatar
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Where is the resolvconf database, and how to reset it?

I am running Ubuntu 21.10 Desktop. For my work, I have to jump between different VPNs, and in the past I had to adjust DNS nameservers for some of them, too. I did this just with editing my /etc/...
Paul Wellner Bou's user avatar
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resolvconf-pull-resolved.service is a disabled or a static unit

I am having a problem with the WIFI connection. The installed os is Ubuntu 18.04 and I got the following error on the browser. Error on Browser: activation of network connection failed Based on the ...
Kahraman's user avatar
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How can I tell what app, script, or service is responsible for changing resolv.conf?

I am aware that DNS and other name resolution is controlled most proximately by /etc/resolv.conf, and that resolvconf / resolvectl / systemd-resolve is most proximately responsible for the contents of ...
Charles's user avatar
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How to disable 127.0.0.53 as DNS?

For some reason, my DNS seems to be set to 127.0.0.53. It's not really a problem, since my local (i.e. on my laptop) DNS seems to redirect DNS requests to the default gateway. But I would like it to ...
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how come resolvconf update /etc/resolve.conf file even if systemd-resovled service is disabled?

I disabled systemd-resoved service and set nameserver in raspberry pi to my local dns, but I discovered it on reboot it got changed. To nameserver I don't know where it came from and how it is ...
Ciasto piekarz's user avatar
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DHCP dns stopped working on ubuntu 18.04

I have setup new ubuntu 18.04 server which has dhcp assigned ip and dns 192.168.120.62 , after setup when i checked i waw able to get result using nslookup for local dns entries of 192.168.120.62 but ...
kunal borse's user avatar
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/etc/resolv.conf not populated on boot, only after subsequent reboot

We have an Ubuntu Server 16.04.7 virtual machine running on top of Proxmox 6.3. On reboot of the host, this machine comes up with an "empty" /etc/resolv.conf: # Dynamic resolv.conf(5) file ...
Colin 't Hart's user avatar
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resolvconf got uninstalled and can't install it again

So when I do: sudo apt-get install *Package* It says: dpkg: too many errors, stopping Errors were encountered while processing: resolvconf Processing was halted because there were too many errors. E:...
drakeerv's user avatar
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How to route DNS resolver to a different DNS based on the URL hostname?

This is why I would like to do: Most hostnames -> Resolved by DNS1. Some hostnames -> Resolved by DNS2 (I don't know IP addresses just the hostname). It should look as creating a whitelist/...
denik1981's user avatar
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Wireguard resets its DNS settings on 20.04

Wireguard resets its DNS settings on restart. I have WG tunnel with following settings: [Interface] Address = 10.8.0.2/32 Address = <public IPv6 ip> DNS = 2001:4860:4860::8888 DNS = 2001:4860:...
Alexander Mudrov's user avatar
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resolvconf-pull-resolved.service and plymouth-quit-wait.service slows down my ubuntu 20.04

The problem is resolveconf-pull-resolved.service and plymouth-quit-wait.service are taking a lot of time to start making the overall boot process slow. The first one upon searching, I found various ...
Aaryan BHAGAT's user avatar
3 votes
1 answer
2k views

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 ...
grimnebluna's user avatar
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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 ...
xenoid's user avatar
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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 ...
stackelk's user avatar
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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 ...
Bill Branson's user avatar
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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 ...
Yuval Pruss's user avatar
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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
Boris's user avatar
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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. ...
foobar's user avatar
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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 ...
Diet Bos's user avatar
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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-...
NiltonB's user avatar
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1 answer
655 views

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 ...
Zhenya's user avatar
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1 answer
5k views

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 ...
user301538's user avatar
10 votes
4 answers
54k views

/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
JackyChan's user avatar
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1 answer
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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 ...
heynnema's user avatar
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7 votes
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14k views

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/...
आनंद's user avatar
1 vote
2 answers
694 views

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 ...
Validator's user avatar
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3k views

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 ...
some bits flipped's user avatar
-1 votes
1 answer
1k views

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 ...
Byte_Knight's user avatar
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2 answers
13k views

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 ...
pkaramol's user avatar
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6 votes
1 answer
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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 ...
Pavel Moukhataev's user avatar
4 votes
1 answer
10k 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 ...
Saftever's user avatar
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2 votes
0 answers
2k views

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 ...
Ebrahim Ghasemi's user avatar
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1 answer
2k views

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 ...
CodeMonkey's user avatar
1 vote
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4k views

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 ...
Alexander's user avatar
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2 votes
2 answers
22k views

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 ...
Alex's user avatar
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1 answer
1k views

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 ...
Rebel's user avatar
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1 answer
1k 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 ...
Joel Castro's user avatar
1 vote
1 answer
9k 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 ...
Manolis Vlatakis Gkaragkounis's user avatar
1 vote
0 answers
2k views

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 ...
Pavel Moukhataev's user avatar
2 votes
0 answers
275 views

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 ...
Damon Hill's user avatar