Questions tagged [networkmanager]
The networkmanager tag has no usage guidance.
100
questions with no upvoted or accepted answers
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How to get dhclient and/or NetworkManager to remove old client lease files?
My company produces IoT devices attached via USB, which contain a cell modem module, which contains a DHCP server. We have a production testing server running Ubuntu 14.04 and another server running ...
5
votes
2
answers
3k
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Default gateway disappears from routing table
I use NetworkManager (Arch Linux) on my laptop in order to connect to wireless networks. I use the official GNOME GUI. Everything works fine, but after half an hour or so the network is still ...
4
votes
0
answers
2k
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How to get my Linux Wi-Fi to reliably roam from AP to AP
I'm trying to get my Linux to reliably roam from AP to AP. Right now I'm using iwlwifi - iwd - NetworkManager combo to manage everything and apart from roaming everything works reasonably well and I'm ...
3
votes
0
answers
758
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Linux network manager getting two ip addresses instead of one
I have a problem that when I connect to network using NetworkManager in Linux (doesn't happen when using wpa_supplicant but I don't like it) it gets two IPv4 addresses that show up as for example 192....
3
votes
2
answers
4k
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NetworkManager defined HotSpot, can't connect from Android phone
The initial situation is quite simple:
I create a hotspot in a Linux machine: nmcli dev wifi hotspot con-name "John" (see below for the complete script)
I show the password (and QR code) ...
2
votes
0
answers
683
views
network-manager connection on eth0 is active even when there is no cable plugged to it
I have a device with wifi and wired network. there is one nmcli connection for each network and connection on eth0 has priority over wlan0. the problem is that even there is no cable plugged to eth0 ...
2
votes
0
answers
453
views
VPN nameserver remains in resolv.conf after disconnecting
I'm using Network Manager (1.18.0-1) on the Arch Linux system where
resolvconf is also present (from openresolv which is a base package netctl dependecy).
When I'm connecting to the VPN server via ...
2
votes
0
answers
358
views
Resolve local DNS names from DHCP server? (NetworkManager touble)
I have a machine running Fedora acting as a LAN/WAN gateway that runs dnsmasq as a DHCP server for the LAN. This works great for the clients, but the gatway machine itself is unable to resolve names ...
2
votes
2
answers
2k
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Configure Automatic Profile Selection for NetworkManager
I have a Debian system with multiple network interfaces. For the uplink interface (eno2), two different profiles are valid, depending whether the system is:
on my desk
in the lab
I would want ...
2
votes
0
answers
1k
views
Import and activate connection with nmcli as normal user
When trying to import the settings for a VPN into network manager using
nmcli connection import type openvpn file settings.ovpn
nmcli throws an error saying 'insufficient privileges'.
I am using ...
2
votes
1
answer
215
views
VirtualBox: guest network reconnects frequently
I have a KaLi 2.0 Linux (debian based) virtual machine. The network disconnects and re-connects frequently (in an experiment using ping this happened after 870, 960, 1480, 1567, and 1770 seconds).
I ...
2
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1
answer
2k
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"Network unreachable" using Linux NetworkManager
I just moved my Linux/Windows dual-booting laptop from a desk with an Ethernet jack to a desk that is within the WiFi range of our 2WIRE integrated modem/WiFi/ethernet router. I use GNOME with ...
1
vote
0
answers
96
views
WiFi sensor temperature increases when disabling wifi
For some strange reason, when I disable wifi with the nmcli command
nmcli radio wifi off
I see an immediate rise in the wifi sensor temperature, from around 30C to more than 60C. Because of this, I ...
1
vote
0
answers
717
views
Using QMI interface for SIM7600-H 4G module in Debian Bullseye
I am quite new to this, so be patient with me.
I want to establish a connection via LTE over a SIM7600-H 4G module. The module is built in an IPC, so I have no choice but using this module.
On the IPC ...
1
vote
0
answers
139
views
Network Manager, check if password is correct and connection is working
I am trying to make a script on a Debian that is checking the password of a said SSID and tries to connect to it for testing that the configuration is ok before disconnecting.
I tried the nmcli device ...
1
vote
0
answers
208
views
Network manager adds route to vpn host across local network default host
I have a wonderful behavior of Network Manager in debian 10,11 xubuntu 20.04.3 when I trying to connect vpn resource by openvpn or l2tp over ipsec.
If I connect openvpn directly across terminal ...
1
vote
0
answers
83
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Network devices manipulation when making a call via Microsoft Teams app
I am having an issue with the installation of the Microsoft Teams app on my work notebook Linux mint 19.3 Cinnamon (5.4.0-54-generic #60~18.04.1-Ubuntu SMP Fri Nov 6 17:25:16 UTC 2020 x86_64 x86_64 ...
1
vote
0
answers
201
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GSM connection fails - NetworkManager
I am trying to achieve the gsm connection through my single board computer. I think I set up everything. Below is the output of the modem info:
--------------------------------
General | ...
1
vote
0
answers
43
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Avoiding autoconnection to "free" WiFi networks
I'm using Linux with NetworkManager.
I want to allow auto-connection to WiFi networks only if the networks want a password. I want to avoid auto-connection to "free" networks, but manually ...
1
vote
0
answers
127
views
Internet not working after enabling Power on by PCI-E
I tried to setup wake on lan for my Ubuntu 19.04 PC. According to the docs I should enable "Power on PCI-E" option in a BIOS. Which i did. Set up ethetool and so on. After some time I ...
1
vote
0
answers
258
views
Problems connecting to the Internet with NetworkManager
I'm using ArchLinux with Network Manager to connect to the internet through wifi, but sometimes, even if it is still connected to the wifi, I can't reach websites.
I searched a lot on the net to see ...
1
vote
0
answers
409
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NetworkManager not listing wifi
A few days ago my computer(Arch Linux + Gnome) suddenly couldn't connect to the network, NetworkManager couldn't scan any wifi connection. systemctl status wpa_supplicant output ioctl[SIOCSIWENCODEEXT]...
1
vote
0
answers
544
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How to configure and connect a IEEE 802.1X EAP-TLS wireless network with ConnMan on Debian 10?
I want to connect with ConnMan on a Debian 10 Mate to a hidden wireless network that uses IEEE 802.1X EAP-TLS. I know his SSID. I have a .p12 extension certificate. I can't set the GUI.
So I created ...
1
vote
0
answers
508
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NetworkManager disabled Wi-Fi connection
I've experienced the following issue with NetworkManager.
All of a sudden, my wifi connection was lost and NetworkManager Applet (version 1.8.22) unchecked "Enable Wi-Fi" option. I had to manually ...
1
vote
0
answers
71
views
What is the mechanism that sets network control policy for users and groups locally and remotely?
tl;dr I think polkit is the answer but don't understand where the local setting is stored vs. the remote setting. Am I right? If not, what is the correct response. For the record, I'm working with ...
1
vote
0
answers
681
views
Switch route with NetworkManager connectivity check
I'm having a hard time getting the network manager connectivity check to work.
The goal is to have a failover gateway, and switch between them by increasing the metric on the offline one.
To test ...
1
vote
0
answers
344
views
Fedora 29 NetworkManager getting "connection refused"
I've got a VPN that is giving me a strange result. I've set it up in NetworkManager on Fedora 29 (KDE spin, if that matters). When I attempt to connect, the log shows me that a "connection refused" ...
1
vote
0
answers
3k
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How to setup a 802.11ac hotspot with NetworkManager
Running Ubuntu 18.04 LTS with Intel Dual Band Wireless-AC 8265. I've been trying to setup a 5Ghz ac hotspot to tether my wired connection, but I can't get the hotspot to use 802.11ac.
I've set the ...
1
vote
1
answer
3k
views
L2TP / IPSec couldn't look up L2TP VPN gateway IP address (CentOS 7)
I'm trying to connect to VPN from CentOS 7. I have network-manager-l2tp installed (1.2.10). The output I'm getting:
Mar 18 23:46:43 localhost NetworkManager[4790]: <info> [1552949203.6892] vpn-...
1
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0
answers
163
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Configure wifi connection on physical interface while using access point on virtual interface
I need to remotely configure wifi connection. I thought to run access point, connect to this access point and configure connection with nmcli (NetworkManager).
I create ap using create_ap:
create_ap ...
1
vote
1
answer
124
views
Gnome 3.28.2 always showing 'VPN OFF'
I'm using Debian with Gnome 3.28.2
I've been using my VPN with no problems but Gnome will always display 'VPN Off' even when the VPN is active.
Does anyone know what I can do to fix this?
I haven'...
1
vote
0
answers
83
views
Imported Network Manager settings doesn't show
I wanted to transfer Network Manager settings from one machine to another. Both machines are running the Stable branch of Debian with MATE desktop, fully updated. I simply copied everything from
/etc/...
1
vote
0
answers
230
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Network manager always fails to autoconnect to wireless networks after boot. Manually connecting works fine
On both of my latpops running arch linux and KDE plasma Networkmanager fails to autoconnect to a saved wireless network after login with the message No secret provided which is quite annoying. ...
1
vote
0
answers
1k
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Manage nmcli connection when logged in via ssh
This Question has been asked before, but it was never answered, so here is my take on it:
I am running a headless machine in my local network and I need to manage VPN connections to the internet ...
1
vote
1
answer
4k
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How to enable basic authentication in NetworkManager openconnect applet (plasma-nm-oppenconnect)?
After latest upgrade, while trying to connect using nm-openconnect in NetworkManager I get the error "Server myserver.com requested Basic authentication which is disabled by default"
How could I ...
1
vote
0
answers
2k
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Issue with Connecting to PPTP VPN - Modem hangup
I have following issue with connection to PPTP VPN in Ubuntu 14.04.
I installed ppp and ppp-linux
I set up /etc/ppp/chap-secrets to following
113.41.242.167\\mark PPTP NaksOsP *
I created ...
1
vote
0
answers
3k
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Unable to connect to WiFi via NetworkManager sometimes(!)
I have an issue which occurs only in Arch + Xfce + NetworkManager.
It doesn't occur in Arch + Gnome + NetworkManager or in Ubuntu or Arch + Xfce + wicd on my machine if I'm not missing something.
...
1
vote
0
answers
93
views
What is the fastest way to switch from one AP to another in Linux
I need to switch between APs quickly - in less than 1 second if possible.
Using nmcli or wpa_supplicant the best I can do is about 12 seconds. Does anyone know a method to reduce the time?
Thanks.
1
vote
0
answers
209
views
cannot connect to wifi network
I have a problem with conecting to my wifi. I see my wifi, but when i am trying to connect to it- i write the password and the password-window pop up again like the password is wrong (but it is good, ...
1
vote
1
answer
2k
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dhcpcd overwrites NetworkManager's /etc/resolv.conf
I have an Archlinux machine. The IP is set to a fixed value, configured via the NetworkManager. When I tell the NetworkManager to connect with this configuration it successfully updates my /etc/resolv....
1
vote
1
answer
677
views
VPN no longer working after System Update
I recently Updated Linux Mint (13) - I didn't upgrade the distro, but it seems that I updated network-manager.
After a restart (that was required), the VPN (openvpn) connection stopped working.
I ...
1
vote
0
answers
629
views
network interface card has no ip
After a distro upgrade to lucid lynx (v 10.4) I can't seem to connect to the internet (or rather any net) anymore. The 'nm-applet' does not appear anymore, even though the notification-area is in the ...
1
vote
2
answers
852
views
DHCP connection with an always-available additional static IP via NetworkManager
I'd want an equivalent of the following /etc/network/interfaces config, but done via NetworkManager (or at least giving me chance to control eth0 connections via nm-applet and possibly choose a ...
0
votes
0
answers
74
views
How can you set defaults for NetworkManager connections?
Was looking to set default values for a few network connection configs like connection.permissions, etc, so that when a new connection is generated (at /etc/NetworkManager/system-connections), it'll ...
0
votes
1
answer
89
views
How to reload system-connections files?
After I edit a file in /etc/NetworkManager/system-connections/ I tried:
nmcli conn reload
systemctl daemon-reload
systemctl reload NetworkManager
systemctl restart NetworkManager
but no matter what, ...
0
votes
1
answer
288
views
How to resolve issues with IPv6 via PPPoE
I am facing issues that I cannot wrap my head around related to IPv6 and PPPoE connections.
I have a server connected to a Netgear router with WAN connected to ISP and server connected to LAN port. I ...
0
votes
0
answers
54
views
NetworkManager requests authentication despite having credentials stored
The Problem
I have a wifi connection that works for the most part. Sometimes it disconnects and nm-applet shows a popup asking for the wifi-password, but the password is already filled in and I just ...
0
votes
1
answer
34
views
Is it possible to add/change DNS server without having to drop existing connections?
I just changed (or added another) DNS server to my network connection configuration and would like to use it straight away, but I have a few existing (mostly SSH) connections open that I don't want to ...
0
votes
0
answers
49
views
nm-applet menu pops up too high, in LXDE
I've got a fresh install of Debian 12 with LXDE on my laptop, and I installed NetworkManager and nm-applet (via the network-manager-gnome package). My problem is, when I click (left or right) on the ...
0
votes
0
answers
143
views
List wifi networks when wifi is in AP mode and also when it is in station mode
For my embedded system, I need quite versatile network management. I need to be able to use wifi in AP and station mode and switch between them. I'm using NetworkManager for this.
But i have found, ...