Questions tagged [networkmanager]

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

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NetworkManager failing to authenticate to WPA-EAP using TTLS and PAP in LMDE

I'm running Linux Mint Debian Edition with Update Pack 7. I'm trying to connect to a WPA enterprise network using TTLS and PAP, with no luck. The problem seems to be in authentication. Visually, ...
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3answers
394 views

Why is NetworkManager package name upper case?

All other software packages are lower case, so why NetworkManager upper case?
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2answers
4k views

How to reach nm-connection-editor from the GUI in GNOME 3?

I am using RHEL 7 with GNOME 3. As far as I know, I can only configure an ADSL connection (via GUI) with nm-connection-editor. But where can I find a clickable symbol for the nm-connection-editor in ...
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3answers
21k views

CentOS7: Network Manager is using wrong search domain

With Network Manager in Red Hat 7, I am seeing an issue where the old/wrong search domain is being used after changing the hostname. In /etc/resolv.conf, I see: # Generated by NetworkManager search **...
3
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2answers
10k views

Incorporate nm-applet in i3 window manager

I have Lubuntu 17.04 with i3 window manager. I am tryig to open the network manager from the i3wm but I can't. The internet connection works by going to the defaiult network that I set via LXDE, ...
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3answers
8k views

NetworkManager changes default routing policy

I have a machine with a built-in NIC (eth0), which serves as a DHCP server for a Raspberry Pi. I also have a USB 3G modem, which shows up as ethernet device eth1. eth0 has the static ip 192.168.100.1 ...
3
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1answer
939 views

NetworkManager Multiple Wired Connections Issues

I have a computer that is connected to the router with DHCP and is in fully working order, what I am having issues with adding raspberry pi zero's in link-only mode. First I can get the pi's to ...
3
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1answer
13k views

IPSec/L2TP VPN connection fails

I'm currently trying to establish a VPN connection to the network of my office using IPSec/L2TP with Ubuntu 16.04 (and/or Fedora 26) which fails with the following syslog entries (complete log below): ...
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5answers
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Fedora 25 Broadcom Wireless BCM43228 No WiFi

I know Broadcom does not play nice with Fedora, I've been dealing with this for several years and versions. In the past, installing kmod-wl or akmod-wl was usually enough to get everything up and ...
3
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4answers
6k views

Remove secondary IP with NetworkManager / nmcli

I tried to assign a static IP to my Ubuntu 16.04 server using nmcli, which worked but it still has the original IP reserved as a "secondary" IP. I'm not sure how to get rid of it. 10.163.148.36 is ...
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2answers
1k views

Convert a WPA2-Enterprise EDUROAM connection in NetworkManager to a system connection

I am a student at an university which has eduroam, a WPA2-Enterprise wireless network. On my account this is configured using NetworkManager. This is the overview of nm-connection-editor: I have ...
3
votes
1answer
8k views

How to setup network without wicd or NetworkManager?

I am working on a raspberry pi box with ubuntu(15.10) installed. It has limited memory so I want to same as much as possible. In memory usage report wicd/NetworkManager and subprocesses usage aprox ...
3
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2answers
15k views

openSUSE: Switch from Wicked to NetworkManager using command line

I want to always use NetworkManager instead of Wicked. Can I do this from the command line? Running sudo yast lan help shows that the YaST lan module doesn't appear to support this from the command ...
3
votes
1answer
750 views

How to override a vm DNS servers?

I'm running a CentOS 7 Virtual machine and it's picking up the DNS nameservers from my Fedora 27 system via DHCP I believe. I am trying to change the DNS nameserver in /etc/resolv.conf to google name ...
3
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1answer
1k views

NetworkManager should ask only the “top” DNS server

I'm in a WLAN which is censoring web sites by their DNS server. As I want not to be censored I use a VPN (OpenVPN, NetworkManager) for all of my traffic. If I try to resolve a domain, NetworkManager'...
3
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3answers
8k views

how to get dnsmasq private nameserver to work with networkmanager?

Just learning about networking. I'm on Mint-18. Use network-manager. dnsmasq is enabled. I would like addresses that end with a particular domain-name to get resolved through a private-nameserver. ...
3
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1answer
4k views

How to run a command automatically when network disconnects

How can I run a command automatically and immediately when my wired or wireless connection disconnects on debian 8.3 stable (Gnome)?
3
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1answer
3k views

How to enable systemd's service without waiting?

I'm trying to make fastest boot possible and did run systemd-analyze critical-chain: graphical.target @5.800s └─multi-user.target @5.800s └─NetworkManager.service @4.201s +1.598s └─basic.target ...
3
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1answer
850 views

update nm-applet settings on Ubuntu command line

I am running Linux on VMWare on MAC. I am using Dongle to connect to external networks. I have created a hotspot, which works perfectly fine. The only problem is that when I stop hotspot my nm-...
3
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2answers
6k views

How do I know why NetworkManager failed to initiate the VPN connection?

I'm running Arch Linux, and recently updated the whole system. Now I every time I connects to VPN with nmcli command, if it fails, I couldn't figure out the reason: NetworkManager[15967]: <info&...
3
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1answer
299 views

How to make it go back to the CLI after running cnetworkmanager?

I am using Debian Squeeze on my laptop and installed network-manager with cnetworkmanager command line utility to handle my wireless connection. To get connected, I issue the command: me@debian:~$ ...
3
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2answers
205 views

Issues with installing NetworkManager during Debian installation with preseeding

I'm currently in the progress of preseeding a Debian installation with custom setup scripts running after the actual installation to create a simple installer that will create everything that I need. ...
3
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1answer
1k views

nm-applet “Enable wifi” option greyed out

Since I updated my machine today, it is not possible to click "Enable networking" or "Enable wifi" in the nm-applt. It seems to be a permission problem because if I launch nm-applet as root, there is ...
3
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4answers
12k views

Network Manager doesn't show Wireless connection

I've just installed on my Debian Sid with XFCE4 network manager, but I have a problem, no wireless connection are shown. What Should I do? I used to use wicd but I had problems to connect to free ...
3
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1answer
5k views

Definitive way to configure network devices in Centos 6.2

What is the definitive way to configure network devices in Centos 6.2? Via network manager or editing /etc/sysconfig/network-scripts? I have a notebook with 1 ethernet port and a usb ethernet adapter ...
3
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1answer
859 views

Disable Wifi on Connection to Ethernet with NetworkManager

How can I disable my Wifi radio when I've connected to a network via Ethernet (wired), but enable the Wifi connection if I don't have a wired connection? Essentially, I want XOR switch for my wired/...
3
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1answer
51 views

Which programs configure the network based on the settings in /etc/network/interfaces?

I have installed Stretch and I find that NetworkManager gets in my way more often than not, and I would rather familiarize myself with network interface administration at a lower level based on the ...
3
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2answers
1k views

How to fix Debian's NetworkManager with question mark even though network is working?

I have an up-to-date Kali Linux 2018.2 with open-vm-tools installed on an up-to-date VMware Workstation Pro 14. It's working as expected, but there's a little bug that I'd like to fix, the ...
3
votes
1answer
2k views

ConnMan: How to set up OpenConnect VPN with CSD-Wrapper correctly?

I want to access my personal network drive at my university via VPN from home. In the past I have been using NetworkManager for this what worked completely fine. However, recently I moved to ConnMan ...
3
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1answer
1k views

How do I manage resolv.conf with Puppet and NetworkManager?

I have some hosts that have explicitly managed resolv.conf files. I have others that rely on NetworkManager, which does many things including writing the resolv.conf file. Is there a consistent way ...
3
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3answers
7k views

How do I edit the hotspot configuration for Network Manager?

Running Arch/Linux with everything up-to-date and I use network manager's built-in hotspot function to share my Internet. I'm trying to edit the configuration (mostly the password, as I don't like ...
3
votes
1answer
5k views

How to speed up or get rid boot with network manager on systemd?

Network manager is the one thing that holds my system boot time from becaming really barelly existing. I'm connecting to wi-fi. My boot chain indicates what's wrong with network manager: graphical....
3
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1answer
20k views

Use of /etc/sysconfig/network-scripts/ifcfg-eth* files

What's the use of /etc/sysconfig/network-scripts/ifcfg-eth* files ? In some cases ifconfig lists the interface eth0 but I don't find the corresponding ifcfg-eth0 file whereas in other instances if I ...
3
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2answers
2k views

Ubuntu automatically connects to a wireless network when its already connected by eth0 to the same network

I use Ubuntu 11.04, and I work at an institution which has wired and wireless connectivity. My computer is set to automatically connect to the wireless network if it is available. When I am plugged ...
3
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1answer
361 views

Trouble connecting to open wifi networks in Arch Linux

I have two open WiFi networks in my building, call them A and B. I have lived here for over two years and they have always worked, but now (after being away for a while) I've been experiencing ...
3
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2answers
748 views

Static ARP entry to fight against fake routers and ARP poisoning

I am currently studying about arp spoofing attack (mitm). Most common linux distributions seems to be by default exposed to these kind of attack. However, a simple solution seems to set gateway arp ...
3
votes
1answer
41k views

Can't restart the network service on CentOS [duplicate]

I am trying to restart my network on my CentOS server on a Raspberry PI 3 with systemctl restart network However, I am getting this Job for network.service failed because the control process ...
3
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1answer
65 views

How do I make certain services dependent on certain interfaces? [duplicate]

With SystemD, how can I make certain services dependent on certain network interfaces being up? For example, let's say I have an 802.1ad bond interface I need to wait on for access to my SAN/NAS ...
3
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1answer
4k views

Ubuntu 16.04 How to switch to Wicd Network Manager cleanly?

I am having issues with the gnome network manager and I have always liked the wicd network manager. I have already tried to reconfigure using dpkg --reconfigure to no avail. So I would like to just ...
3
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1answer
2k views

Loosing IPv4 and DHCP constantly asking for IP

Using Ubuntu 16.04, almost every day I'm loosing IPv4 address, being dropped by Avahi Daemon. Also, I see the DHCP is not "waiting" for leasing time to finish to request an address again, it does it ...
3
votes
1answer
2k views

Setting interface NM_CONTROLLED to yes using nmcli in CentOS 7?

I'm writing some documentation on configuring the network interfaces for a new CentOS 7 server. The specific section walks through setting the interface to a static IP address. The steps thus far are:...
3
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2answers
11k views

Why can't nmtui see wlp3s0 on minimal CentOS 7 installation?

In a recent installation of a minimal version of CentOS 7 (terminal only, no GUI), typing iwconfig results in the terminal showing a wlp3s0 connection, as follows: [root@localhost ...
3
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1answer
1k views

Manual creation of NetworkManager connection file fails (Error: Unknown connection)

Objective: I am trying to set up a 3G connection using NetworkManager 0.9.4 via command line. I have previously succeeded (see this question) by setting up the connection through the nm-applet (GUI in ...
3
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1answer
3k views

Network Manager losing saved vpn passwords in Mint 17

my vpn is setup in the network manager, and the passwords are saved in there. however, those passwords are disappearing, they will be there for several days, and then be gone. what could be causing ...
3
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1answer
407 views

Issue with network switching

I have a desktop PC running debian that has two network cards installed. One network card is connected to a secure company network and requires a static IP. The other network card (eth1) is connected ...
3
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1answer
3k views

linux mint: waiting for network configuration

I went to another place and my network(either wired or wi-fi) starts not working... For now, I have a workaround solution that every time I logged in I have to run sudo service network-manager start ...
3
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2answers
4k views

Wireless problem with RTL8723 and Fedora 18: can't connect to a wpa2-secured network

I'm running Fedora 18 on a Toshiba laptop with the notorious RTL8723 wireless card. I've been able to compile the driver using lwfinger's instructions from this forum thread here wget http://...
3
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1answer
446 views

NetworkManager tries to connect to previous network after suspend, even if the network isn't there

At home I am connected to network 'A' and can see WLANs 'B' and 'C' from my neighbours. I suspend my computer and when I get to work the next day, the system still thinks it's connected to the same ...
3
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1answer
6k views

How to handle network interfaces on Crunchbang Linux desktop?

I have installed Crunchbang 10 (Statler) which is based on Debian 6 (Squeeze). By default there is network-manager-gnome 0.8.1 (/usr/bin/nm-applet I believe) running with an icon near the clock/tray ...
3
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1answer
299 views

Modemmanager 1.10 <info> Couldn't check support for device '/sys/devices/pci0000:00/0000:00:1c.2/0000:02:00.0'

Machine: Acer Chromebook 14 CB3-431 Trying to write a udev rule to simply ignore the onboard Intel Wireless 7265 (Dual Band Wireless-AC 7265) On boot, modemmanager hangs the boot process with this ...