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.
4,211
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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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How to effectively to set a global static ipv6 by `addr-gen-mode=eui64`?
I see there are a lot of questions about static ipv6, and privacy (like here, here, here, here and here), and I believe I have tried most of the available solutions (or at least those I was able to ...
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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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2
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"Could not find source connection" in Network Manager
If the contents of
/etc/network/interfaces
are:
auto lo
iface lo inet loopback
There is no error for a PPTP-connection declared in Network Manager. It works when I right click on it and connect.
...
54
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12
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"error: the plugin does not support import capability" when attempting to import openvpn config file
Gnome network manager can't import any openvpn config file (.ovpn) after upgrading ubuntu to 16.04 version;
I get the following error message
when I try to import openvpn config file:
The file '...
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1
answer
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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
...
22
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6
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How to display network manager icon on the Xfce panel?
I installed Xfce in Ubuntu 14.04, but the network manager icon disappeared. When I run sudo nm-applet, the icon shows. Not only the network manager but also the power manager and fcitx icon ...
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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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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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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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VPN in L2TP connect fail
I have a problem with L2TP VPN. I used Ubuntu 18.04 and installed network-manager-l2tp, network-manager-l2tp-gnome, but I failed to connect company's L2TP VPN. The following is syslog.
Jul 1 18:13:...
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1
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Job for NetworkManager.service failed because the control process exited with error code
I am Running Ubuntu 16.04 KDE. See this for specifications.
$ uname -a
Linux ElMaverick 4.4.0-112-generic #135-Ubuntu SMP Fri Jan 19 11:48:36 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
$ cat /etc/...
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Network manager connection to openvpn server configured with Ubuntu 23.10 tutorial
I've completed the setup of a server using the Ubuntu tutorial here:
https://ubuntu.com/server/docs/service-openvpn
After configuring the client.conf file as described, with the ca.crt, myclient1.crt, ...
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1
answer
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How to fix OpenVPN error when using network-manager-openvpn-gnome?
I need to connect to some VPN via OpenVPN.
I am using Bionic.
It works when I run the command as sudo from terminal
~$ sudo openvpn --config somevpn.ovpn
...
Sun Jun 10 22:35:31 2018 TUN/TAP device ...
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1
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Ubuntu 22.04 LTS / Qualcomm Snapdragon X55 5G / NetworkManager config
I am having problems getting the Network Manager in Ubuntu 22.04 LTS to correctly turn on the onboard Qualcomm Snapdragon X55 5G modem. If I try it seems NM tries to configure the connection, but ...
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2
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Network interfaces not detected on 20.04
I am using LTS version 20.04 and for some reason the NetworkManager service disappeared from the system. I manually installed Network Manager service, but still cannot see a network interface detected....
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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
...
12
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2
answers
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Getting openconnect vpn to work through network-manager
This is the same issue as here: Getting openconnect vpn to work through gui , but my additions to it were deleted and I was asked to create a new question.
In fact, there are a number of folks asking ...
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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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Modem-manager-gui breaks after update to Ubuntu 22.04
I was using modem-manager-gui successfully before the upgrade to Ubuntu 22.04. I was on Ubuntu 21.10 previously.
The output
** (modem-manager-gui:19629): WARNING **: 23:55:47.324: Network Manager >=...
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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 ...
2
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1
answer
4k
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Network Manager missing after update: no connectivity
After an update and restart, I found that the network icon on the top is missing and so, I cannot connect to LAN, wifi, USB modem, nothing. Now, I am booting from a Live USB, then chrooted to my ...
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2
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Network manager: shared connection and manual settings of the interface
I use Ubuntu 14. I have two interfaces (eth0 and usb0) and two connections with manual settings. I want to use network manager. Eth0 is WAN. How can I create shared connection to other computers? If I ...
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1
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Wifi randomly disconnects, No visible networks until reboot 22.04.2 LTS
My wifi randomly disconnects & doesn't reconnect, I tried turning it off and then on again but that makes it worse and the network names are even no longer visible.
I've tried all the solutions on ...
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1
answer
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How do I Two WAN Interface and LoadBalance
My Ubuntu server have two public wan interface.I need being able to load balance two wan interfaces.How I do ?
Ubuntu Release: 22.04
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5
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Network manager no default route
This problem started about three weeks ago, apparently after an update.
When I connect to a new wifi network, I reach local connectivity only; my laptop connects and receives an IP address ...
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2
answers
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Ubuntu 18.04 - No Wifi networks found
I have Ubuntu 18.04 Dual booting with Windows 10 on my HP-EliteBook-745-G2, and for some reason, I cannot seem to find WiFi networks through my WiFi adapter, but Ethernet works (however, Ethernet ...
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I can't connect to VPN under Ubuntu, what is possible on Windows
I was provided with an access to the VPN server. All I got were server's IP, username and password. Under Windows connecting to the server was easy - I just had to type the information I received.
...
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Ubuntu can't connect to Wifi
can u please help me to config my ubuntu...
I can't connect just to one wifi on my job.
My phone and windowns computer are connecting correctly.
But Ubuntu 23.10 and 22.04 can't connect and asking to ...
2
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1
answer
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dnsmasq unrecognized command
I'm attempting to run a script which calls service dnsmasq restart
service dnsmasq restart
dnsmasq: unrecognized service
No matter what I call for dnsmasq, it gives me the "unrecognized service" ...
2
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1
answer
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Mediatek MT7921 WLAN stuck on connecting, or no/intermittent pages display
MEDIATEK MT7921 WLAN will not connect, or connects but no pages display, or they display after several minutes.
I have not encountered an issue using this at home or anywhere when tethered to my Pixel ...
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Problem with network and how to fix it?
When I try to connect to the network it shows the VPN page settings and doesn't connect to the network.
And it doesn't show the Wi-Fi icon in the right corner.
When I connect LAN cable to my laptop, ...
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Wifi Stopped scanning for Networks
as you can see here my wifi card can't scan for networks, and it was working only 5 minutes ago I tried restarting network manager and tried connecting to my wifi network manually but that didnt do ...
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Forticlient VPN stopped working after upgrade to 23.04
EDIT/WORKAROUND: disabling IPv6 works the problem around.
My Forticlient VPN stopped working after I upgraded to 23.04.
The symptom is that after entering my user and password into Forticlient, it ...
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Wifi option disappears after connecting
Since this week, I have been having issues with the wifi on my laptop. It appears that whenever I connect to the wifi at work (I have not experienced the same issue at home or at a friend's place the ...
2
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0
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Observing network change event in linux application
I have an application where I wanted to get notified if there is any network change that has occured. I have found a bunch of solution like
using NetworkManager or systemd-network service (which I do ...
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1
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Mediatek MT7921K WIFI fails on 23.10
I tried two different Mediatek MT7921 cards.
According to Linux-hardware it is apparently working flawlessly with "recent kernels" (of November 2022)
https://linux-hardware.org/?id=pci:14c3-...
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2
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WireGuard Management in Network-Manager on Jammy
On Ubuntu 20.04 (Focal), I was able to use the instructions outlined in this question to manage my WireGuard VPN connections through the regular Gnome VPN management. However, this is no longer ...
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Network connection error - unreachable with one user
I have a desktop with Ubuntu 20.04 and it has the following problem. When I try to connect to the wired network it works with one user and with another, despite connecting, if I try to access the ...
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How to setup the GNOME built-in OpenVPN configuration in Ubuntu 22.04
My system is Ubuntu 22.04, and OpenVPN has been included in GNOME. I don't know how to setup the OpenVPN configuration in Network Manager GUI. I need your help.
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Netplan: accept terms and conditions
I have an ubuntu-server installed on a raspberry pi 4.
The ubuntu server is using netplan for network configuration.
I wan to connect to an open wifi network called "WiFi4EU".
But when I ...
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Can't open Wired Settings
Fresh install of Ubuntu 22 LTS with NVIDIA card.
When I try to open Wired Settings it won't open and log goes wild with NVIDIA-DRM errors.
Nov 4 20:11:32 ubuntu22 kernel: [539792.105809] [drm:...
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Wlp2s0 state DOWN, mode Dormant
Occasionally I don't get access to the internet for no apparent reason. I get the error message activation of the network failed. Looking deeper into the problem I noticed that my wlp2s0 state is DOWN ...
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1
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My Ubuntu 22.04 keeps giving me SIGSEV error or network issues
Kernel: 5.19.17-051917-generic
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 22.04.3 LTS
Release: 22.04
Codename: jammy
Please help me as I waste too much time and ...
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1
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Ubuntu OpenVPN network manager routes all traffic through VPN when it should not
I've a running server of openVPN. This server is configured to only route traffic to internal network when needed. In server.conf:
...
push "route 192.168.0.0 255.255.255.0"
;push "...
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Ubuntu Server - Internet not working on a specific network connection
I run two home servers on which I've installed the Ubuntu 22.04 server. I also got a new network provider and a router, and one of the servers refused to just connect to the internet through that.
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4
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Where are the NetworkManager logs?
A previous poster on the regular forums ( http://ubuntuforums.org/showthread.php?t=843991 ) said /var/log/daemon.log, but I don't seem to have such a file. Do I need to enable logging?
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WiFi disappears randomly 22.04
I've been using Ubuntu 22.04.03 for a while and once in a while WiFi will disappear from the icons above and the settings page. Most of the sites I've checked regarding this issue resolve the problem ...