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Questions tagged [networkmanager]

NetworkManager is an application tool to simplify the multi network model on a single or multiple interfaces.

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Configure libvirt VPN to connect through WireGuard VPN through the host without the host being on the VPN

Here is my system configuration: Debian stable + KDE virt-manager 2x VMs using bridge network so they get an IP on my LAN and the rest of my network can see them I want to create 2+ more VMs that ...
IMTheNachoMan's user avatar
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How can I have a libvirt VM get IP from router on a host where docker is installed?

If I have a host that does not have Docker, I would just create a bridge network no my host and then have the VM use that and the VM would get an IP on my router/LAN. But if I have a host that has ...
IMTheNachoMan's user avatar
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Access Point using NetworkManager only allows 6 devices to connect

I've a Raspberry Pi running Debian 12 (bookworm) and have set up an access point with the following command: sudo nmcli con add type wifi ifname wlan0 mode ap con-name MY_AP ssid MySSID \ ...
linucks's user avatar
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systemd service for openvpn vs networkmanager-openvpn

I am using Yocto for a rpi4 target. I was using a systemd service to activate my VPN over openvpn at boot: [Unit] Description=OpenVPN connection to .ovpn file After=network.target [Service] Type=...
void_brain's user avatar
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How to disable MAC address randomization in Fedora 40?

I upgraded to Fedora 40 and was introduced to its new feature of MAC address randomization (for Wi-Fi interfaces at least). How do I disable it? Links I found didn't work for me: https://discussion....
d.k's user avatar
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How to assign virtual IP address from a router

My home network looks like this: Everything is GNU/Linux and network-sharing is setup using networkmanager with nmtui, I have no experience with any other tools. I need to access router A from PC ...
amp-likes-linux's user avatar
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1 answer
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Unable to Connect to Internet After Deleting NetworkManager on Artix Linux

I recently deleted NetworkManager from my Artix Linux system running Runit, and now I'm unable to connect to the internet. I've tried several solutions but haven't been successful. Here's what I've ...
bazizi khaled's user avatar
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What causes Linux to be unable to share WiFi, while Windows can?

When I boot up Windows on my dual-boot laptop, it is trivially easy to share my WiFi connection with other device(s), by simply going to the hotspot settings and enabling the hotspot. This does not ...
Joeytje50's user avatar
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NetworkManager Keeps Disconnecting

I connect to the internet via WiFi and it happens that occasionally and recurrently the connection keeps dropping and coming back on its own. It's true that there are several similar topics to this ...
rhuanpk's user avatar
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Date is incorrect in wifi : system clock synchronization is not active

I have compiled a read-only rootfs image with yocto for my raspberrypi4. I have noticed that my date is incorrect uniquely in wifi. Indeed when I type the command timedatectl status I have the ...
void_brain's user avatar
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Configure two network cards persistently

I have two NICs and want to set the system up so the second one is the main/default one. First one is a 1Gb unit and its built into. The second one which is a 2.5gb NIC is attached over USB3, this ...
Arelius's user avatar
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The routing metric is changed after a while for eth0 and eth1, automatically

I'm working on an platform that NetworkManager is gracefully embedded into its image. There are two separate eth0, and eth1, along with a 4G modem, all of which work fine. We use NetworkManager to ...
SAP's user avatar
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Why does NetworkManager not recognize this example.conf file?

I'm a raspberry pi noob and have been trying to understand why NetworkManager is not accepting this profile whatsoever. [connection] id=namelol UUID=12345678-abcd-1234-abcd-1234567890ab type=wifi ...
372191's user avatar
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Wake On Lan using a nic attached to a NetworkManager bridge interface

I have been trying to set up an environment for my hypervisor, which is just a Debian Bookworm running qemu. I have been using the web interface Cockpit to help me see things when the terminal is too ...
MetalMathician's user avatar
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How to stop NetworkManager on KDE from disabling flaky Wi-Fi connection?

Basically as the title - since changing from GNOME to KDE (Plasma 6) on NixOS it keeps disabling my Wi-Fi connection permanently when it is flaky. I don't want that ever to happen, because I always ...
l0b0's user avatar
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Unable to create bridge using NetworkManager

I'm trying to work out why I cannot create a bridge for my Virtual Machines using NetworkManager. I have now searched in several places for how to create a bridge network using NetworkManager to the ...
MetalMathician's user avatar
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NetworkManager showing different information than ip command

I'm trying to work out why I cannot create a bridge (asked separately Unable to create bridge using NetworkManager ). I think something is interferring with NetworkManager but I cannot tell what it is....
MetalMathician's user avatar
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Trouble Connecting to Hidden Network with nmcli on First Attemp

I am using nmcli command to connect to a hidden network: nmcli device wifi connect <hidden-network-ssid> password <password> hidden yes When I use this command to connect to my network it ...
GabrijelOkorn's user avatar
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network-manager forgot wifi password when on another machine

I just moved my drive to a new computer, and network manager completely forgot the password of all my wifi connections, even.if I can still find them listed in /etc/NetworkManager/system-connections ...
tobiasBora's user avatar
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nmtui is not rendering correctly

When using nmtui, ┌ and │ are added in places where they definitely should not be (see attached screenshot): How can I solve this?
user20695956's user avatar
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1 answer
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Suddenly cannot reach certain hosts on eos [closed]

On my home computer running arch Linux via endeavouros I suddenly cannot connect to certain websites after rebooting. I'm using networkmanager, and the sites include github.com, qwant.com and discord ...
Sheepyhead's user avatar
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Can't connect to WiFi after resuming from long hibernation (NetworkManager, wpa_supplicant)

After resuming from hibernation, my laptop (Framework 13 AMD) gets disconnected from Wifi and I am unable to connect until I reboot. Relevant logs (from journalctl, timestamp corresponds resuming time)...
Elevator9253's user avatar
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Make network-manager pick any available wifi device

I'm using NetworkManager (Arch) together with USB Wifi dongles and I would like to setup a wifi connection profile to pick whatever wifi device is available. In other words, I want to set a SSID+...
Mike's user avatar
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Set up wired ethernet LAN to coexist with wireless WAN using NetworkManager

I have two network interfaces on a client PC, one wired, one wireless. The wired is connected directly to a server PC running DHCP, which gives the client PC a 10.0... address. The client PC also ...
tomoverlund's user avatar
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2 answers
110 views

Run nmcli commands in chroot environnement

I have set up a chroot environment (Ubuntu Jammy). I need to run the nmcli command for some purposes. nmcli depend on NetworkManager.service, but the systemd service isn't allowed in chroot env. How ...
GAD3R's user avatar
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Unstable Wi-Fi connection and driver crashes

I recently moved to openSUSE Tumbleweed on my laptop (XPS 13 7390), and I’m experiencing a lot of issues with my Wi-Fi connection, i.e. it stays connected to the router but for some reason internet ...
kir0ul's user avatar
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27 views

What could cause Wired ethernet adapter to remain stuck on "connecting" until I reload nmcli

When I boot up my debian machine, my ethernet adapter remains in "connecting..." state, not actually "connected", it used to always be connected by the time the machine was booted ...
raquel's user avatar
  • 11
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1 answer
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Why does NetworkManager ignore config files when SELinux is enabled?

I'm trying to set up a system based on AlmaLinux 9.2, to use SELinux and NetworkManager, with a read-only rootfs. For various reasons, I want to keep my 'keyfiles' on a separate partition. I have ...
Popup's user avatar
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Python script automation with systemD - Issues using with nmcli command ( Network Manager)

I am an embedded Electronics Engineer and for 2 two months, I have been developing using a Debian based distribution for one of my clients. I am actually developing a project that handles ...
Gronjus's user avatar
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1 answer
40 views

How to connect an ethernet device with an AP and reach the AP's client's from the ethernet's client?

I'm configuring a Raspberry Pi Zero 2 W to act as a IOT hacking/development bridge. The Primary goals of this are: Maintain a managed client wlan device to download packages or connect to a device's ...
paumanok's user avatar
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107 views

Troubles setting up fixed IP on Debian 12 VM

I've got Debian 12 VM running on an Macbook (M2) using Lima. I have added a 2nd network to it which created a lima0 network interface in the the Debian VM. By default it tries to get its address from ...
MLu's user avatar
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1 answer
56 views

How to force NetworkManager to automatially attempt to reconnect forever (linux wifi)?

How can I tell Network Manager to keep trying to reconnect to a wifi network forever? I'm trying to use the Internet at a public wifi access point that I cannot control. I don't know why, but the ...
Michael Altfield's user avatar
-1 votes
1 answer
215 views

Fix "unmanaged" network interface if it worked before

TL;DR; Maybe I clicked vpn connect wrong and got disconnected from the network. That's why the answer is easy. As usual I wanted to connect to my work network using ipsec via network manager applet. ...
woojiq's user avatar
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1 answer
72 views

How to fix inet not showing after sometime permanently?

┌──(root㉿kali)-[~] └─# ifconfig eth0: flags=4163<UP,BROADCAST,...
Sunil Kumar Das's user avatar
1 vote
1 answer
960 views

Remove p2p-dev-wlp1s0 device, network manager

nmcli output (among other items): p2p-dev-wlp1s0: disconnected "p2p-dev-wlp1s0" wifi-p2p, hw How can I remove this p2p-dev-wlp1s0 device? It's used for wireless peer-to-peer ...
Krackout's user avatar
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1 answer
100 views

disable wpa_supplicant service

I'am new user in base-void-linux and I need to enable NetworkManager. For that I need to disable dhcpcd and wpa_supplicant services. I need help for how to disable wpa_supplicant service.
linux-user's user avatar
1 vote
2 answers
148 views

Can’t get DNS IPs with NetworkManager during PXE boot

I’ve built a custom Buildroot with NetworkManager as the only networking daemon and booting my board via PXE. The problem is that /etc/resolv.conf is missing actual DNS IPs and domain. While kernel is ...
IlorDash's user avatar
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1 answer
94 views

Network disconnecting and connecting randomly

When I’m working on the computer the network sometimes disconnects and connects again multiple times. This happens irregularly and I cannot reproduce it. Does anyone have an idea how I could approach ...
Bumblebee's user avatar
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1 answer
291 views

How does NetworkManager get external devices?

Using Debian 12.2 with KDE Plasma 5.27.5 Where does nmcli device acquire the information about the external devices docker0, virbr0 ? # nmcli device console output DEVICE TYPE STATE ...
Polymerase's user avatar
-2 votes
1 answer
938 views

How to configure bridged networking for KVM virtual machines in Kali Linux host?

My base/host machine is running Kali Linux. It is a fresh install. My purpose is to configure the use of Bridged network mode in the KVM virtual machines I install and run on top of this host OS. I ...
Shy's user avatar
  • 599
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1 answer
57 views

Hide VPN password in NetworkManager GUI (KDE) when storing password in a file

To avoid entering any additional passwords for the VPN I store the password directly in the vpn.nmconnection file (root:root 600): password-flags=0 [vpn-secrets] password=strong_password Switching ...
NewLinux's user avatar
  • 147
1 vote
1 answer
784 views

Multiple NetworkManager connection profiles for the same ethernet interface not always work correctly

I'm using 3 NetworkManager connection profiles in a Linux distribution and all the connection profiles refer to the same ethernet interface: enp3s0. I'm using these connections to manage: the default ...
User051209's user avatar
1 vote
0 answers
57 views

Cause a script to execute when the default route is changed

I have 2 interfaces: the Ethernet (metrics 1) and 4G (metrics 2). When the first disappears the second is used, when the Ethernet comes back, the first one is used again. I would like to send a ...
Oleksa's user avatar
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2 answers
511 views

How to create 80MHz hotspot with NetworkManager on linux?

My OS is Archlinux and onboard wifi chip is MediaTek MT7921 which is a wifi-6 chip. According to this wiki MT7921 supports creating 80MHz hotspot on linux. I use command nmcli device wifi hotspot ssid ...
ArchBug's user avatar
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177 views

Lost my internet after update to Linux mint Victoria 21.2

I updated my system to new LINUX MINT 21.2 Victoria and it popped some updates after the install. After updating my internet is not working. I am connected to wifi and ethernet as shown by Network ...
THORN HILL's user avatar
1 vote
0 answers
39 views

Route through ppp0? [duplicate]

read carefully pls.. im connecting to another local network IN (overWAN) using q vpn (openfortivpn) to access that local network. i can ping the local hosts on that network.. i can scan em with nmap ...
redandwhite's user avatar
1 vote
0 answers
286 views

Randomly loosing Internet connection after a few minutes/hours in Linux / NixOS

I have been dual-booting Linux for about three weeks now, and this issue is keeping me from fully switching because I have to reboot my computer approximately every hour. On Linux, I experience random ...
Vyxktique's user avatar
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1 answer
176 views

I'm not able to connect to Internet using the eth0 network interface produced by the pugable usb to eth adapter

Let's make a jump in the past,coming back to the network configuration of the old ARM Chromebook model xe303c12. Today I've bought the "pugable usb to ethernet adapter" and yes,I think that ...
Marietto's user avatar
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0 answers
132 views

I have edited /etc/NetworkManager/system-connections but the IP settings remain the same

I am running CentOS stream 9, when looking in directory /etc/NetworkManager/system-connections I see one file ("enp0s1.nmconnection"), I made copy the file in the same directory named "...
Ambre's user avatar
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0 answers
52 views

Modem manager problem on Slackware 15.0

On syslog of my Slackware 15.0 I see those annoying messages Oct 1 06:41:45 nas NetworkManager[1867]: <warn> [1696135305.0097] modem-manager: error poking ModemManager: GDBus.Error:org....
elbarna's user avatar
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