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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Why does OpenVPN on my Xubuntu notebook close the tunnel right after establishing it?
I installed OpenVPN client
OpenVPN 2.6.14 x86_64-pc-linux-gnu [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [PKCS11] [MH/PKTINFO] [AEAD] [DCO]
library versions: OpenSSL 3.0.13 30 Jan 2024, LZO 2.10
DCO version: ...
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RX drops issue on Interface
We found that Server Port No. 4 (MAC Address: xx:xx:xx:xx ) of Adapter 1 – BCM 5719 1Gb 4p BASE-T OCP Adapter is not assigned to any bond at the OS level.
The corresponding OS interface is ensxxx with ...
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Changed some ethtool settings on ubuntu server and it stopped working correctly [closed]
**I have ubuntu server 20.04
A few days ago I decided to work to bring an old laptop I have into a movie server. It worked great until today when a speed test reported 100mb/s of download. It should ...
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Constant Authentication Required dialogues
I get these Authentication Required dialogues all the time, at startup for enabling the Wifi, for any other Wifi action (even Wifi scanning), also for automatic suspending the system, and for many ...
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ping fails after setting monitor to capture traffic for ad hoc (IBSS)
Can anyone help me to troubleshoot a problem that I face during my lab in university. The task asks to deploy an IBSS and analyze the data, control, and management traffic for that network.
The ...
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No network after apt upgrade on Ubuntu 24.04.3 [duplicate]
Immediately after I ran an apt update / upgrade and rebooted my system, and my network went down. I am using a desktop (not server), a cable eth (not wifi).
I cannot however access Internet, my eth0 ...
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How should I set up a static network alongside my wifi internet connection
I think this should be easy but I am failing to do it and finding much contradictory information around the internet and much that goes back before various aspects of networking were changed. I last ...
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Why nmtui does not provide wifi priority setting
I'm running Ubuntu on a laptop. I sometimes run it on different known wifi. How come we can not set wifi priority in nmtui? I had to do it with nmcli. Will option be added to mntui?
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Can't connect to specific WiFi network
I'm using Ubuntu 24.04 on a Lenovo Legion 5 and I can't connect to a specific wifi network. My laptop connects perfectly to other networks like my home network, my phone's hotspot, my library's ...
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NetworkManager does not configure the global IPv6 address despite receiving its prefix through the Router Advertisement
Ubuntu 25.10
network-manager 1.52.0-1ubuntu3
systemd-networkd.service has been stopped, disabled and masked.
the renderer in /etc/netplan has been set to NetworkManager (instead of networkd)
ipv6....
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Ubuntu 20.04 Terminal in Virtual Machine not connected to the internet
I have downloaded Ubuntu Deskop 20.04 LTS onto my virtual box. The problem here is the rest of the applications such as firefox and chrome are working, and have access to the internet but the terminal ...
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How do I see my Ubuntu computer in Windows "Network" or "Network Neighbourhood"?
Problem Description:
When looking for computers on my local network through Windows, my Windows computers show up in "Network" but my Ubuntu computers do not.
I can access my Ubuntu Samba ...
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Ubuntu LTS 24.04 doesn't save "User key password" during import OpenVPN profile
I'm working on a guide to setup VPN on Ubuntu. The last one was for 22.04 (or even 20.04) ,so I think that I only need to replace screenshots. But I notice a problem on the attached screenshot. In an ...
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Wifi gets automatically disconnected. Internet connections works seamless when on Windows but on Ubuntu it automatically disconnects
I connect my laptop to my college network and it gets connected without any problem, but after some time it automatically gets disconnected/loose access to internet(No change in the network icon, it ...
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My Broadband (SIM) connection disappeared after reboot, network manager does not recognised the connection either
I have an HP Elitebbok 1040 and below is the output from the lsusb command;
Bus 001 Device 005: ID 03f0:581d HP, Inc lt4112 Gobi 4G Module Network Device
The system recognises the module with firmware ...
