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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I can find my device on lspci but not on nmcli
I had some network issues
I have a computer with dual boot with windows and Linux
The windows computer is working fine but when I get into Linux, no WiFi or network is working
I try to use nmcli and ...
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Lubuntu - Network Manager Widget Closes Immediately After Open
Problem:
When I (right) click to open the Network Manager from the panel (in the bottom right), it opens for 0.5-2s before closing. This seems to be independent of mouse movement or clicking. This ...
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NetworkManager with Ubuntu 22.04.3 LTS : tethering through ethernet port needs manual off/on
I am using Ubuntu 22.04.3 LTS on a Lenovo G70-80 laptop and am connected to my box through a Wifi link, which works fine.
I need to share this link to a device connected to my ethernet port (driven by ...
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Why isn't the bridge network starting?
I need to create a bridge network on my Ubuntu host
I followed tutorials like this to create a bridge interface in nmapplet.
I made sure to remove all other VPNs, bridges, and even shut down the ...
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My Ubuntu version is 22.04 is disconnecting from WIFI after some time
I ran this Command sudo journalctl -b 0 -u NetworkManager
and the thing I found in log is :
Jan 31 12:09:26 jitender NetworkManager[586]: <info> [1706683166.5640] dhcp4 (wlp2s0): activation: ...
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LAN network access missing
I have installed Windows 11 and Ubuntu 22.04. Both systems work(ed) properly.
In Ubuntu I had problems due to a missing Nvidia driver and solved this issue by setting the indicator install proprietary ...
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I can't use wifi on just installed lubuntu [closed]
I've just installed lubuntu, and the only way to use internet is via ethernet.
after: "sudo service network-manager restart", i get "unit network-manager.service not found".
...
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Importing .opvn file into 23.10 VPN settings GUI doesn't work
I'm trying to use a .ovpn file on the built-in VPN settings in Ubuntu 23.10
I go to the setting menu --> Network --> '+' button next to VPN
I click "Import from file..." and navigate ...
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NetworkManager rewrites name servers in config file
I have a wifi network connection that has a config file
/etc/NetworkManager/system-connections/MyNetwork.nmconnection
Name resolving did not work, so I added my provider's name servers.
But upon ...
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Quickly switching between access points using Netplan and NetworkManager
I am working on a mobile robot base that uses a Raspberry Pi 4 running Ubuntu Server 22.04. It receives commands from a stationary server, so it must have a reliable connection to the network at all ...
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How do I tell if a given IP resolves to VPN network or somewhere locally?
I don't know how to title my question, but here's the thing.
I'm on Ubuntu 22.04.3 LTS. I've got a GlobalProtect VPN configuration. I followed this article to be able to connect from Ubuntu's Network ...
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Strange behavior of the network bridge
I created a network bridge (for libvirt) as follows:
nmcli con add ifname br0 type bridge con-name br0
nmcli con add type bridge-slave ifname enp3s0 master br0
nmcli con mod br0 ipv4.addresses ***
...
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Enabling NetworkManager makes systemd-networkd-wait-online fail
I have just started dwelling into the world of Ubuntu Server.
I started editing netplan to add NetworkManager as the renderer. The *.yaml file looks like this
network:
ethernets:
eno1:
...
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Ubuntu 22.04 LTS - Wi-Fi randomly drops every few minutes
I have a custom built PC that I chose to put Ubuntu 22.04 LTS on. It's been running great up until a few days ago. My motherboard has Wi-Fi built-in and I noticed it would just randomly drop. Reset my ...
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Ethernet disconnects sporadically
After updating from 23.04 to 23.10, my ethernet cuts out several times a day for 3-10 minutes. I have replaced cables, checked my eero, router and switch (all other machines on the same network work ...
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Ubuntu logs issues
I am accessing the Ubuntu logs via the
cd /var/log
username@username-XPS-13-9310:/var/log$ tail -f syslog
I get
Jan 17 19:45:55 xbass-XPS-13-9310 NetworkManager[809]: <warn> ...
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Assertion 's' failed at src/basic/cgroup-util.c:1852, function cg_mask_to_string(). Aborting 22.04 LTS
systemd version the issue has been seen with
249.11-0ubuntu3.11
Used distribution
Ubuntu 22.04.3
Linux kernel version used
6.2.0-39-generic
CPU architectures issue was seen on
x86_64
Expected ...
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WiFi not available in Ubuntu 23.20 NetworkManager on Dell Latitude 5580 - works fine in Windows10
I verified that NetworkManager is enabled & active (running).
systemctl status NetworkManager
I Updated NetworkManager with
sudo apt install network-manager
sudo apt upgrade network-manager
I ...
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Dualboot Windows 11 and Linux Ubuntu 22.04.3 LTS WIFI connection via Linux does not work
i have started my Laptop yesterday and it cannot connect to my Internet (via Wifi). It works with my Handy Hot Spot and with an Ethernet Connection (with the Internet that i have). I also tried ...
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Wireless network is not available after apt upgrade
I am using ubuntu laptop. (Think pad t14s gen2)
I updated package recently.
And then, now I couldn't access internet using wifi.
The only way I can access the Internet is through my cell phone hotspot....
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DNS resolution with Fritzbox VPN
I have following setup:
Home: FritzBox 7490 (192.168.178.1)
Notebook with Ubuntu 22
Neighbor: FritzBox 7590 (192.168.178.1)
I was able to set up VPN connection as described by AVM (Ref: Setting up ...
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Cannot resolve hostnames on ping after upgrading from 18.04 to 20.04
I have recently upgraded a server running 18.04 to 20.04. The in-place upgrade seemed to go fine and installed without a hiccup, however the end goal is to upgrade to 22.04 and when I went to go run ...
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Configure a Virtual Ethernet Interface with Static IP - Ubuntu 22.04
I am trying to set up a virtual Ethernet interface on my Ubuntu 22.04 system and have encountered some difficulties.
I would like to create a virtual interface named test1 with a specific static IP ...
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Linux shell script getting "stuck" during network interface reset
I'm working on a linux shell script to aid in resetting network devices on my system is a bit speedier way than typing 5 commands. The problem is that the script gets intermittently stuck and returns ...
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OpenVPN: connect to device with duplicate address to local network
I'm connecting remotely to my office with OpenVPN set up on my (TP Link Omada) router. Works well.
But I have the same IP address range and can't connect to remote devices that have the same address ...
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Network problem after update
I'm running Ubuntu 22.04 on a PC with 4 network interfaces: enp1s0, enp2s0, enp3s0 & enp4s0. I'm using enp1s0 (outgoing interface, configured by the cable modem using DHCP) and enp4s0 (static IP, ...
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Solved - Network Connection problem on Ubuntu Server Pro after Installing Kubuntu-Desktop
I cannot connect to network after installing Kubuntu Desktop on my Ubuntu Server Pro.
I recently installed Ubuntu Server Pro onto a machine using installer 23.08.01, which I upgraded to version 23.10....
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WiFi getting blocked, not sure why
I am not sure what is causing it. Recently I started actively using UFW / gufw, maybe after that the wifi connection issue started. My WiFi will try to connect infinitely, but will never get connected....
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Internet Problem. NetworkManager
I was just using ifconfig and dhcpcd then my wifi connection just dissapeared. Went into settings and it just said: NetworkManager not running. I tried multiple different commands and it would not ...
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Wifi to Wifi hotspot Ubuntu studio 22.04
I really want to use only Ubuntu, but one thing stop me for now...
In Windows 10 64 bits, I can create a hotspot Wi-Fi when I am connected to Wi-Fi access point.
Impossible on Ubuntu Studio 22.04 64 ...
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L2TP / IPSec connection is succesfull but there is no internet and can't ping local adresses
I have Ubuntu 22.04 on my laptop. I configured the L2TP vpn from UI and it worked. But suddenly it does not work anymore (I didn't change any configuration). I still can connect to VPN without any ...
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Network remains disabled on every reboot
I am using Kubuntu 23.04. A couple of days back I tried to upgrade to the 23.10 version. It failed due to some issue with the grub-loader location. Anyway. I managed to downgrade my system back to 23....
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Quectel EM05-CE Modem not detected after sleep
I've been using Quectel EM05-CE modem with my ThinkPad X1 Carbon 10th Gen , running Ubnutu 23.10 (mantic) for a year with no problem.
but after a clean install (to Ubuntu 23.10) today, the modem is ...
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Netplan eth and Wi-Fi in bond then bridge ubuntu 22.04
Trying to setup a network bond and then use that bond in a bridge with netplan. The bond appears correctly under proc but pulling the ethernet doesn't cause a failover to the Wi-Fi. My netplan config ...
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'Timeout was reached' network manager
I'm trying to connect to a l2tp w/ psk VPN using Ubuntu but i keep getting timeout (after less than 10 secs) was reached when trying to connect:
sending packet: from 192.168.0.100[4500] to 201.22.XXX....
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NetworkManager does not support 2FA TOTP for openconnect/AnyConnect VPN
I have been using the NetworkManager with my Unis' VPN for years, and it used to work. Now they introduced multi-factor authentification using TOTP and I can't connect anymore.
I tried to setup the ...
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How can I prevent a particular user from using neither LAN nor WLAN
This question pertains to Xubuntu, in particular to Xubuntu 22.04 if that matters.
I want to set a user account on my Xubuntu 22.04 computer for backup operations.
For safety reasons, all network ...
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The network shut down suddenly and doesn't restart at boot time
I installed Ubuntu 22.03.4 LTS on a computer and everything was fine.
I use it from SSH and I installed on it NextCloud.
After some time I got some strange errors : too many requests error, then ...
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Wifi speed slower on Ubuntu 22.04 LTS than on Windows, iOS [Qualcomm Atheros]
Problem:
WiFi is much slower on Ubuntu 22.04 LTS than on Windows 10. The connection has download speed around 21-26 Mb/s and similar upload, while on Windows and on iOS the download is 330-360 Mb/s.
...
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Disable the strict password prompt focus on Ubuntu 22.04
I am using a VPN connection to connect to my work network. Whenever I connect I have to input my password and TOTP token. I have set up the connection within the default network manager GUI in Ubuntu ...
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How to return Ubuntu to GUI mode after accidentally deleting network-manager?
My laptop recently couldn't enter GUI mode and could only enter CLI mode. I've looked for a solution on the internet but most people suggest doing:
sudo apt-get --reinstall ubuntu-desktop
...
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Xubuntu 22.04: no DNS after PXE/overlay boot
I am using dnsmasq on my server to boot our clients via PXE (both traditional BIOS and UEFI); the NFS-root is readonly and the clients use an overlay-root. This worked fine for Xubuntu 18.04 clients.
...
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Network manager not working on wifi and VPN
I'm reaching out here because even AI hasn't been helpful, and I'm hoping to find a solution.
I'll start from when the issue first appeared: I was installing OpenVPN and trying to configure it on my ...
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How to change the static IP address of an adaptor in Ubuntu using a script?
In Ubuntu 22.04 I am trying to change the static IP address of a single network interface without changing anything else. This interface is an ethernet-to-USB converter connected to local ethernet ...
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Netplan Configuration Isssue: Unable to obtain ip address for ethernet configured with dhcp4
Goal:
Determine why configuring an interface with only dhcp4 fails.
Setup
I am working on configuring netplan for a Virtualbox VM.
The VM has 1 bridged adapter connected to my machines wlo1 and 2 ...
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wire and wireless suddenly disappeared
My laptop has Ubuntu 22.04.3 LTS . Wire and wireless suddenly not accessible. Clicking top right on my desktop either wire or wireless icons disappeared. Clicking setting>Network there is ...
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Some meta state when create bridge on 22.04
It is said that if the system use NetworkManager, you'd better use nmcli, or there may be conflictions between different management systems.
Suppose there is an ethernet connection named eno1 whose ip ...
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How to add 500 IP address (Range of IP) in Network File for single interface
Ubuntu 20.04.4 LTS was what I was using.
How can a single interface be configured with a 500 IP address ( Ranges of IP address) ?
For example
I need to configure 101.23.151.0/24 and 101.24.152.0/24
...
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Connect to Ethernet (wired connection) before/without local user login in Ubuntu 20.04
I frequently remotely connect to a Ubuntu 20.04 desktop and need it to connect to internet at all time. The problem is that, after it is reboot and before logging in a local user, the Ethernet is not ...
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Persistent Network (Ethernet) Connection Issue on Ubuntu 20.04 and ifupdown
We are currently facing an issue on Ubuntu 20.04. Our eth0 interface is managed by the ifupdown service (you can see a screenshot of the /etc/network/interfaces file below). Initially, the connection ...
