Questions tagged [networkmanager]
NetworkManager is an application tool to simplify the multi network model on a single or multiple interfaces.
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VPN disconeconnects when switching networks
TL;DR If I am connected to one network and then connect to VPN it works fine, but if I then connect to a different network then the VPN disconnects and tries to reconnect over the new network. I need ...
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turning an embedded linux system into a router LAN/WLAN/WWAN
I am attempting to establish communication among a network of embedded Linux devices over a small local network. One of the devices, serving as the DHCP server, should have an interface with the ...
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How to change preference of Known Wi-Fi Networks on Linux?
I was recently transferred from one team to another in my company. The two teams' offices are very close so I can still catch the Wi-Fi in my previous room. It is still saved in my Linux laptop ...
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Debian wifi adapter unrecognized after install network-manager
When I first installed debian I used wpa_supplicant and dhclient to connect to my wifi which so far has worked great, but now I installed network-manager (nmcli) which right away when it finished ...
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DNS leak over Wireguard due to NetworkManager
I recently setup a VPS to run PiHole and Wireguard. One a system (running Pop OS 22.04 with kernel 6.2.6) connected to the VPS and with the VPS set as the gateway and DNS (it is running a local ...
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Does AlmaLinux use both `ifcfg-` and `nmconnection` locations for storing network configuration?
I'm working on a system where we rename some of the network interfaces for consistency in the application. We're struggling to configure the IP addresses during the installation. I did a bit of ...
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How do I setup source based routing on Almalinux 8?
I have a server with 2 interfaces where each interface is connected to a different VLAN with an associated gateway address to route in/out the VLAN. I need traffic that arrives at a particular ...
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Why does my network interface's name change when I plug a different PCIe device?
My integrated RJ45 network card has an interface called enp5s0, if I plug a graphics card, it becomes enp6s0 messing all the configurations I've done.
I'm often plugging unplugging PCIe devices and it'...
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What is the file location for ip routes in RHEL9?
My route table on RHEL9 looks as below:
root@localhost network-scripts]# netstat -nr
Kernel IP routing table
Destination Gateway Genmask Flags MSS Window irtt Iface
0.0.0.0 ...
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NetworkManager to use dhclient to reserve and set IP for wlan intf
I want to reserve and get assigned an pre-defined IP address for wlan0 interface on my client.
I have set:
# cat /etc/NetworkManager/conf.d/dhcp-client.conf:
[main]
dhcp=dhclient
# cat /etc/dhcp/...
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How are routes getting set on RockyLinux 8 VM?
I've got a RockyLinux 8-based VM which is correctly picking up the static routes set on its network (an OpenStack subnet with host_routes set). I don't understand how though.
Here's the routes:
[cloud-...
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pkcs11 support got Gnome NetworkManager OpenVPN
I noticed in the release notes of Gnome NetworkManager OpenVPN plugin I noticed since version 1.8.0 that does seem to be some support for using pkcs 11.
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How do I symbolically link /etc/resolv.conf to /var/run/systemd/resolve/stub-resolv.conf in Yocto
I'm trying to setup a Yocto build using NetworkManager v1.22.16 and systemd 244.5. systemd-resolved - /etc/resolv.conf recommends I setup /etc/resolv.conf as a symbolic link to /var/run/systemd/...
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How do I connect a 3rd computer to a subnet using a port the 2nd computer, so that the 1st computer can communicate directly to the 3rd?
Sorry for the terribly worded question.
I have 3 CentOS 9 Steam computers (PC1, PC2, PC3), and I want to configure it so that PC1 can communicate (ssh, nfs, rpc) directly to PC3. I'm not physically ...
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How to restore DNS settings in fedora
I recently added a Wi-Fi network, where I manually set it including DNS, but when I get to my home Wi-Fi network, I realize that some applications like Discord don't work, it stays in an infinite ...
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wifi slow and unstable with iwlwifi
I have a Thinkpad P50 with NixOs (using the hardware config from https://github.com/NixOS/nixos-hardware, which includes unfree drivers).
I noticed that when using a wireless network it is usually by ...
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How to use 2 network interfaces simultaneously?
I want to use 2 network interfaces (enp7s0 and enp8s0) simultaneously on Ubuntu 22.04. Both has its own separate internet connection. My default is enp8s0 which I plugged the LAN cable in first. I ...
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Why does having a USB to Ethernet Adapter plugged in prevent primary adapter from receiving DHCP address?
I am using Ubuntu 18.04.6 on a Jetson Nano
On boot, I'm trying to have 2 network adapters configured like so:
eth0: DHCP 10.120.0.0/24
eth1: Static set to 192.168.1.10 (USB to Ethernet Adapter)
...
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Programmatically retrieve list of supported WiFi frequencies/channels
I'm currently building an application that leverages NetworkManager for providing network configuration functionalities. The application uses the DBus API to communicate with NetworkManager.
I'm now ...
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Can't connect pppoe/dsl in zorin Linux os
I am new to Linux OS zorin. I have isp given username and password. in windows and raspbery pi os i have connected successfully. But in zorin os, sudo pppoeconf command not found any dsl modem or ...
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Peppermint: how to enable/show the item/option to accomplish a remote connection server through GUI?
For Peppermint 11.6 bullseye - which it is based on Debian - for 32 bits , is not possible through the GUI connect to a remote server, it because the option does not appear.
For example, see the ...
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Centos 7 NetworkManager removes conection profile when device disappears and does not recreate when it reappears
I have a software application running on CentOS 7 that creates an IP TUN network interface. I want to configure it with a static IP such that whenever the TUN interface appears it is configured. I ...
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understanding dns under systemd/networkmanager
I am not understanding why my pc wasn't able to resolve names until I manually deleted a stale nmcli device entry.
Description/steps:
ubuntu 22.04 desktop, which uses network-manager and systemd-...
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How can I make NetworkManager use the global DNS settings from systemd-resolved for all interfaces?
I'm on Ubuntu 22.04
I've set some custom DNS servers in /etc/systemd/resolved.conf (systemd-resolved)
I'm also using NetworkManager.
The servers set in /etc/systemd/resolved.conf are 1.1.1.1 and 1.0.0....
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Why is my loopback interface losing its address sporadically?
After I upgraded to Fedora Linux 36 from 34 (first to 35) I'm getting an issue I had not faced before. The lo interface is losing its inet address and that's causing issues with programs that make ...
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How to connect two wifi cards to the same wifi?
I want to connect two wifi cards to a wifi hotspot. I have the necessary drivers installed and the NetworkManager GUI is able to recognize both cards. Both cards can also detect the target network. I ...
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How do I allow weak MD5 authentication for vpnc with NetworkManager?
I need to connect to a legacy Cisco VPN server that uses weak MD5 authentication. I have set up the connection in NetworkManager (1.40.10), but the underlying vpnc (0.5.3) fails to connect, ...
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How to use multiple wlan connections in Linux?
I am using Gnome NetworkManager GUI to connect to wifi. When I plug in a new usb wifi dongle, the GUI is updated to reflect the two wifi cards available. In the Wi-Fi section of Settings, there are ...
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Both systemd-networkd and NetworkManager starts by itself
This is ubuntu 20.04.
I stopped and disabled systemd-networkd. Then enabled NetworkManager. But after reboot both services come up. Keeps happening like that. I want to manage my server using nmcli, ...
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nmcli shows disconnected but network is working, many other doubts
This is ubuntu 20.04.
I am trying to prep it for VM hosting and I have 4 onboard eth ports and 6 more on PCI cards. But I am new to NM / nmcli and having hard time to figure this out.
nmcli shows ...
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Every ~30 minutes, WPA2-enterprise connection stops working
I am using Fedora 37 on a laptop with a QCA9377 wi-fi adapter. At my workplace we have a wi-fi network using Cisco access points, which uses WPA2-enterprise and is integrated with our Active Directory ...
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Ubuntu 22 server ethernet is disabled after router lost internet connection
Recently put a fresh installation of Ubuntu Server 22.10, router went down yesterday and then came back, but now the ethernet port seems to be disabled. Ethernet port does not flash its lights when ...
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Correctly configuring split dns with systemd-resolved?
I would like requests for hosts in the example.com domain to go to a local DNS resolver hosted at 172.31.64.1, and all other requests to be handled by the default resolvers.
The resolver at 172.31.64....
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Wireless Setup working for NetworkManager but not wpa_supplicant
I've been wanting to move connecting to a wireless from NetworkManager to wpa_supplicant un Ubuntu but I'm a bit stuck. The follwing settings in /etc/NetworkManager/system-connections/wifi....
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Wireguard mesh with star-shaped failover
I'm currently trying to convert my star-shaped wireguard setup into a mesh-based one with a single server as a fallback node if the direct routes are not reachable. The goal is to reduce latency and ...
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Same machine succeeds to connect to WiFi network in Ubuntu but fails in Debian
On Ubuntu 18.04 I can successfully connect to my 5 GHz 802.11n network. In Debian 11 the same machine fails to connect to the same network, but still succeeds in connecting to a 2.4 GHz one.
nmcli ...
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Network manager: "Error: Connection activation failed: Not authorized to control networking."
Just installed Network Manager on Void Linux. I am unable to activate connections with my normal user: when i try to, nmcli returns Error: Connection activation failed: Not authorized to control ...
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Debian Testing: Network manager GUI not managing ethernet device
> nmcli device:
DEVICE TYPE STATE CONNECTION
eno1 ethernet unmanaged --
lo loopback unmanaged --
Then I run sudo nmcli dev set eno1 managed yes. But still it's in ...
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Network Connection tls-over-dns option not working
I'm running Fedora 36 and have set my systemd resolve.conf dns tls setting to true as DNSOverTLS=yes. This disrupts access to my favorite public wifi, as the captive portal fails to provide a login ...
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Eth going down randomly state "unmanaged" on Centos
Centos 7.9.2009 (Core) NetworkManager is driving me mad- ethernet going down randomly. First it was going down in couple of minutes. After I kept trying tweaks from forums, I have achieved almost 2 ...
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Enabling the correct network interface on boot
I have a laptop with an integrated WiFi interface wlo1. I recently installed a USB network adapter and installed the correct driver. I ran the following commands to check that the adapter works using ...
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Why does the at command not control my wifi via nmcli?
I have at installed on Manjaro. This works fine:
echo "echo 'hi' > /tmp/greetings" | at now + 1 minutes -M
But if I try to switch off my wifi after one minute it doesn't do anything:
...
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Providing internet to an interface via IP command?
I've been looking for ways to get my desktop online without using a GUI on my "provider" laptop (128MB, is supposed to just pass internet from wlan0 to eth0). I was able to create a peer-to-...
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Troubles with NetworkManager
ladies and gentlemen. I am desperate and need your help.
I am trying to revive Samsung X20-K003 (pentium 4). I have installed Arch 32 on it and now trying to turn on wi-fi :)
There was no driver for ...
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Why can I see my router with iw but not see it with nmcli?
I'm trying to connect my old raspberry pi 2 magic mirror to the new wifi6 router, but I'm having a world of trouble doing so. Currently, it can only connect to the old router. If I scan, I see the ...
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DHCP server for a Network Manager bridge connection using dnsmasq-base?
With Ubuntu 22.04 on a Raspberry Pi 4 I bridged (br0) the connections for ethernet (eth0) and WiFi (wlan0) using nmcli. That seemed to work fine, with WiFi acting as an access point.
When I used the ...
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Remote disk samba, no rw and no gui
I want to mount a remote disk at boot time with fstab and have it appear in thunar, which is not the case
My config :
Distro: Arch Linux Desktop: Xfce version: 4.18.0 x86_64 bits
Kernel: 6.1.1-arch1-...
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Handling IP address on Linaro OS
I'm trying to handle the network settings on Linaro OS (ARM).
If I use the GUI applet then the system is using the NetworkManager way and
it compiles the /etc/NetworkManager/system-connection/net-name....
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NMCLI connection only works with 1 wifi adapter
I have 2 wifi adapters on my odroid, wlan0 and wlan1, I connected to my wifi using nmcli with wlan1 successfully, but would like to be able to connect with wlan0 instead. However it seems no matter ...
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Manage two network interfaces on RHEL 8
I'am looking to set up a configuration on a dual network RHEL8 enterprise machine hosting web services (web server, APIs, gitlab...). The machine has two network interfaces : eno1 for the local ...
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