Questions tagged [network-manager]
NetworkManager is the default networking suite for Ubuntu. It is a set of co-operative tools developed by GNOME. The NetworkManager service can be controlled using the nmcli tool (Network Manager Command Line Interface) as well as by its GUI.
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OpenVPN will not connect from GUI on Ubuntu 18.04
New install of Ubuntu 18.04. No wired connection, wifi only.
Installed OpenVPN, Imported several ovpn files from my VPN provider.
When turning on VPN from the Network GUI a second wifi icon flashes ...
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VM cannot share vpn connection of the host
I'm currently using MacOS as a host and Ubuntu as guests, and the guest can use network connection of the host. However although I set the network settings as NAT and paravirtualized network, it just ...
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Activation of network connection failed Ubuntu 20.04
EDIT: The output of lspci -knn | grep Net -A3; rfkill list as requested:
libkmod: ERROR ../libkmod/libkmod-config.c:656 kmod_config_parse: /etc/modprobe.d/rt2800pci.conf line 1: ignoring bad line ...
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How do I make the VPN use different DNS?
I want to connect to a other computer (computers that I don't manage at my university) via VPN. I wanna use the default Ubuntu way of doing that (no openVPN). After getting succesfully connected to ...
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How to trigger a Wi-Fi access point signal information update
I've found many sources which describe how to get the signal strength of the current (connected to) or other Wi-Fi access points, but in most of them, the tools just show the last available ...
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Wifi keeps disconnecting in some interval - Ubuntu 20.04
I have searched about these kind of questions but nothing helped me. Wifi disconnecting in some interval. And the interesting one is when disconnecting happens, I open wifi settings (shows my wifi and ...
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How to disable sharing/cast from Ubuntu
while watching a video on YouTube, there’s a cast button on bottom right which casts my Content to smart home devices like Alexa or Google home.
Which package on Ubuntu is responsible for it and how ...
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Mobile broadband on Ubuntu MATE 20.04 LTS not working
I got a problem with my Dell E6230 Mobile Broadband connection in Ubuntu MATE 20.04. My laptop has a SIM card slot and also I have a SIM in it which has an internet plan active. Tested in Windows 10 ...
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ubuntu slows down when connected via wifi
I have a fresh ubuntu install and everything goes well when connected via ethernet cable. However, if I am to connect via wifi, ubuntu is not as smooth as it is with cable. It's not something crucial, ...
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Tenda U1 wireless network adapter works during setup, but afterwards I get "Activation of Network Connection failed"
I recently bought a Tenda U1 USB wifi card for my desktop computer.
I choose this one because it supports Linux systems. I am new to Ubuntu and trying to understand things about the OS.
When I ...
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Connectivity issues after VPN disconnect: Ping but no DNS
PROBLEM
I often use NordVPN on my linux machine (20.04.1), which uses the systemd-resolve network manager. After I disconnect from the VPN, I often have connectivity issues:
I CAN ping 8.8.8.8
I ...
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snap "network-manager" is already installed, but nmtui is not working
snap "network-manager" is already installed, but nmtui is not working.
when I command nmtui it shows to apt install network-manager. after command apt install network-manager here output is ...
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After upgrading to Unbound 1.13.0 getting error: udp connect failed: Network is unreachable for port 53
I recently upgraded to Unbound 1.13.0 and when I run:
sudo systemctl status unbound
I get the following:
● unbound.service - Unbound DNS resolver
Loaded: loaded (/lib/systemd/system/unbound.service;...
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periodic disconnect from wifi (reason 3)
I am running Lubuntu 20.04.1 LTS, which I just upgraded, and I've noticed that my machine disconnects from my home wifi about every 5-15 minutes. I'm able to reconnect immediately without issue, but ...
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Network manager is sending me to a "hotspot login" page
The last few months I've had a question mark on my network connectivity icon in the top bar(gnome). I discounted this as a defect in a canonical server for some reason not being reachable by me.
...
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Is there a complete USB bootable iso available
I need a complete USB bootable iso to be able to set up my computer with only Wifi available.. Netgear USB wifi.
There seems to be missing a lot in the basic USB iso installation to be able to get to ...
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NetworkManager crashing unrecoverably on egpu ethernet
I've noticed every since using my laptop with my Aorus RTX 2080Ti gaming box (egpu w ethernet) with either 20.04 or 20.10 I've been encountering NetworkManager crashes.
What happens during a crash is ...
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Using Netplan to setup a static IP for a cluster of devices connected via ethernet
I'm coming from NetworkManager world, so bear with me. I can do this on Ubuntu if I change Netplan's rendered to NetworkManger, but I'm hoping to learning the more native approach.
I have four devices ...
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Netplan can't get ipv4 address
First, I have to say I'm quite a noob.
I have Ubuntu Server on rpi4. I want that all my connections go through it.
I did what is explained here: https://raspberrypi.stackexchange.com/questions/109425/...
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No network after installing Ubuntu 20.04.1 LTS
I have been having trouble installing ubuntu network for my server Dell R610. My knowledge regarding server is pretty low and I do pray to everything that someone would be able to help me here!
I ...
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WIFI hotspot only running at 144mbps@5GHz but should be much faster Alfa Network AWUS1900
I own an Alfa Network AWUS1900 wireless adapter which I use to create a 5GHz hotspot in Ubuntu, which is running in VMWare Workstation under a Windows10-host, which both use the same network. The ...
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Can't connect to internet with wired connection
I'm unable to get my ethernet socket working to allow me to connect to the internet. Ubuntu 20.04.1 LTS. WIFI connection to the same modem is functioning. The Ethernet light turns green on the modem ...
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Kubuntu Network Manager Question
I run Kubuntu 20..04.1 LTS. and I have a question about the "Available Networks" that appear in my "Network Connections" System Setting Module. Specifically, can I hide some of ...
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CHILD_SA not working since proposed PFS Group is not configured
Would be nice if someone could give me a hint.
Intro
So I want to connect with my Kubuntu 18.04.5 client (NetworkManager - Strongswan/Charon) to my IPsec-IKEv2 (pfsense) Server, which works but after ...
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How to fix? Netgear A6210 USB causing Ubuntu 20.04.1 Network Manager toFreeze
Whenever the Netgear A6210 usb wifi adapter is plugged in it appears to crash NetworkManager and pretty much anything that might rely upon it.
I have been using the same wifi adapter in versions 18.04 ...
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Network Oddities since upgrading from 18.04 -> 20.04 (Persistent DHCP)
Apologies if this has been beaten to death. I've done about 6 hours of searching and testing myself and pulling my hair out.
After a backup, I reluctantly agreed to upgrade from 18.04 to 20.04. Aside ...
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a user installed network manager, and it messed up netplan
So a user install network manger with "sudo snap install networkmanager"
this killed the netplan config, so he used the console to remove networkmanager again. With sudo snap remove ...
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Some websites can't be reached(occasionally)
I occasionally(5-10 times a day) face this issue. Some of the websites are not reachable and I get the following screen.
Here are a few things related to this problem.
This happens with some website,...
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Netplan, VLANs, and Nameservers (Where does all the info come from?)
I have netplan setup for one physical interface which in turn has a single vlan subinterface. Both the untagged interface and the vlan interface are statically addressed and have appropriate ...
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How to set up WIFI connection upon installing Ubuntu 20.04 LTS?
I just installed Ubuntu 20.04 LTS and was asked to create a Ubuntu One Account. However, it said no connection is found after I put in everything, and I don't see the option to connect to my WIFI ...
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Does Hotspot Login window in Ubuntu allow saving file streamed by server?
When Ubuntu 18.04 displays captive portal in the Hotspot Login window, is it capable of allowing user to save files streamed by the server? If the same portal is opened in Firefox browser for example, ...
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Need Fix for NetworkManager Openvpn, prepending extra-path to crt-path
When adding a openvpn ovpn-file through the network GUI (and nmcli too), and trying to connect, it fails.
But it works if I manual are connection with openvpn through the terminal.
After a look in the ...
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Per-domain DNS servers
My laptop is running Ubuntu 20.10. It's connected to a network with a fairly normal internet connection - the router provides DHCP, DNS etc.
But another host on the network (not the router) provides ...
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Ubuntu NetworkManager doesn't list any Wifi
I have Ubuntu 20.04 LTS in my laptop. Wifi was working fine with my old Belkin router. I replaced Belkin with a new TP-Link Archer C80. Dual mode is configured in it. All mobile phones, desktop were ...
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what's the current best way to connect 2 Ubuntus together on wifi?
I'd like to migrate my old home from an Ubuntu 19.04 to a new laptop running 20.04. Normally I'd use ssh/scp,rsync and unison.
Can't use a cable as the new laptop doesn't have ethernet port. Not sure ...
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Unable to connect to the 5 GHz band
I am using Ubuntu 20.04. I have recently got a dual-band router. But the wifi selection menu does not show me the option to connect to the 5 GHz band. However, I am able to connect to the 2.4 GHz ...
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NetworkManager does not start unless a users logs in first
I installed Ubuntu 20.10 in a VM, with GNOME and have been using it with NetworkManager for a while now.
juan@box:~$ uname -a
Linux box 5.8.0-26-generic #27-Ubuntu SMP Wed Oct 21 22:29:16 UTC 2020 ...
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Connecting to SoftEther from Ubuntu 18
I have installed a Softether VPN server on AWS through its Marketplace click here to check the product.
I set up the server. I have an Ubuntu 18 Machine which I want to set up a client to connect to ...
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Problemas with VPN L2TP / IPSec connection
I am trying to coonect to a VPN network using L2TP/IPSec connection with Shared Key.
I always have this error msg:
g_dbus_method_invocation_take_error: assertion 'error != NULL' failed
Here is the log:...
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2k
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eno1 interface has disappeared, ethernet 'unclaimed'
I'm using Ubuntu 20.04.1 LTS which uses NetworkManager to manage internet connections.
For a while, everything was fine with my computer - ethernet worked as plug & play - but recently I created a ...
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Ubuntu server 16.04 - Setup static IP on independent network switch (No Internet Network switch)
Please consider this.
Scenario:
The Device I'm using has Ubuntu server 16.04 installed. It is connected to a NETGEAR network switch but it has no internet access.
Tried:
Case 1) In the /etc/network/...
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No internet access via IPv4, IPv6 works fine
I ran into some troubles with my Ubuntu 18.10 machine. I have changed my ISP a few days ago and
more or less since then I cannot connect to IPv4 websites anymore, nor use any service requiring IPv4. ...
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Wireless disabled and cannot scan any network in Ubuntu
I installed both windows and Ubuntu in my laptop. There´s no problem with windows. I think I did some update on Ubuntu maybe and when I restarted there’s no wifi connection. I googled a lot and tried ...
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20.04 LTS server used as my NAS lost all network connectivity while I was away
I am having the strangest issue. I lost network access over the weekend on my ubuntu 20.04.1 NAS/5.4.0-48 kernel. My board is a Supermicro x8sil-f model running a xeon and 16gb ram. It has been ...
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DHCP not "working" for either Wifi or Ethernet. Works fine on static. 18.04
just as the title states. (I pretty much just use wifi so for this question I'll just use wifi as an example).
I don't know what I did, but it was many moons ago. I messed up something on my ...
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Fresh Lubuntu 20.04: WiFi "deauthenticating" immediately
I have a fresh installation of Lubuntu 20.04. WiFi worked on Lubuntu 16.04, it works on Windows on the same laptop (dual boot), and on two Android devices. But for some reason Lubuntu cannot connect ...
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How do I make the connection permanent with Network-Manager?
(1) I installed Ubuntu minimal with an ethernet cable.
(2) sudo apt install --no-install-recommends network-manager
(3) sudo systemctl start NetworkManager.service
sudo systemctl enable ...
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Static route from 192.168.98.192 to 192.168.72.201
I'm new to this so it might be an obvious question.
I've given two servers on the same network, one with ip 192.168.72.201 and another one 192.168.98.192.
They can't communicate with each other ...
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1
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VPN doesn't work when using wi-fi
I recently changed my router to a Huawei EG8145V5 and I need to connect to my company's VPN to work.
When I'm using ethernet, connection works as expected, but when I switch to wifi it doens't work.
...
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MS-CHAPv2 Success packet is badly formed
When I tried to connect to work PPTP VPN by using Network Manager, it's fail. From syslog, I see that there is MS-CHAPv2 Success packet is badly formed before my connection terminated. The syslog as ...