Questions tagged [networkmanager]

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

Filter by
Sorted by
Tagged with
6
votes
4answers
16k views

NetworkManager issues in Arch Linux

Have had WiFi working fine via wifi-menu on command line for a while, but would much prefer the gnome icon, so i switched to NetworkManager, and now nothing will connect. I enabled my dhcp daemon in ...
6
votes
1answer
930 views

How to let networkmanager repeat trying to connect DSL until succeeded?

I'm using nm-applet to dial up DSL pppoe connections. As there are a great number of users in my local network, I sometimes have to try many times to establish a successful connection. I wonder is ...
6
votes
4answers
9k views

Elementary OS shows WiFi networks, but won't connect

In the top bar, clicking the network icon shows a list of networks. My school's network, which on Windows I would connect to, and then visit a login page in Chrome in order for it to work, shows on ...
5
votes
3answers
930 views

Why do we need NetworkManager? [closed]

I really do not understand the point of NetworkManager in Linux. Why does it replace the old methods of managing connections in Red Hat, for example?
5
votes
1answer
14k views

How To Persist ip Rule And Route Whenever Server Rebooted?

I'm using Centos 7 Server And I Would Like To Save ip Rule And Route Whenever Server Rebooted. ip rule add from x.x.x.x table 128 ip route add table 128 to y.y.y.y/y dev eth0 ip route add table 128 ...
5
votes
2answers
9k views

Why do I have to restart NetworkManager.service all the time?

After switching to systemd, I started to use NetworkManager.service, I got connected to WIFI automatically at boot, but I got the following message when I run nmcli con: ** (process:4433): WARNING **:...
5
votes
2answers
5k views

NetworkManager fails with “Could not find source connection”

When trying to connect to a VPN using openvpn through NetworkManager, it fails with Apr 17 02:03:17 GAMINGSTATION NetworkManager[1922]: <info> [1523923397.5294] audit: op="connection-...
5
votes
1answer
420 views

How to generate a hotspot that does not requires password?

Is there a way to create a hotspot that doesn't have a password? The "hotspot command" of nmcli : wifi hotspot [ifname ifname] [con-name name] [ssid SSID] [band {a | bg}] [channel channel] [...
5
votes
2answers
2k views

How can I trigger a systemd unit on suspend before networking is shut down?

(On Stock Debian testing aka stretch aka 9, so I have a regular systemd+logind+NetworkManager+GNOME stack) I have a pair of script that I want to run on startup/shutdown and resume/suspend. This ...
5
votes
1answer
4k views

Wireless is not working on Lenovo ThinkPad X201 with CentOs 6.5

I am having trouble with wireless connection on my Thinkpad X201 laptop. I installed CentOs 6.5 Minimal. The Wired (cable) internet works perfect. But wireless is not detected. I looked at following ...
5
votes
3answers
7k views

How to configure a computer as a hotspot?

I use OpenSuse 13.1 (with KDE). On my phone I can turn on a hotspot just by pushing a button. I have been researching how to do this on linux, I haven't found an easy way yet. What I want to achieve:...
5
votes
1answer
508 views

How can I prefer one wifi network over another?

From my home I have access to my home wifi network as well as a public network that is deployed throughout the city. The public network has a lower signal strength and is unprotected. However, my ...
5
votes
1answer
3k views

make networkmanager not prompt for password after failed connection?

While it's only an intermittent annoyance, occasionally I'm on a flaky wifi network, and each time networkmanager reconnects, it asks for the wifi password. This wouldn't be a huge issue, but the ...
5
votes
3answers
12k views

Unable to connect to any wifi with NetworkManager due to error: Secrets were required, but not provided

Using NetworkManager on Arch Linux on a MacBookPro14,3, I am unable to connect to any wireless network. I've tried connecting to a number of different WiFi networks (home, mobile hotspot, work) all ...
5
votes
2answers
3k views

Linux network stops functioning after random time (wired)

I'm unsure if this is hard or software issue but I really need to find out. I was running Windows 8.1 for some time, then swapped to Linux mint with kernel 3.13 which worked fine. I updated kernel to ...
5
votes
3answers
2k views

telling network manager to temporarily ignore a network device

I have a laptop with debian. Networking is configured with NetworkManager. Now occasionally I want to connect a device to its wired ethernet port and then bridge wireless to it. That all works in so ...
5
votes
1answer
2k views

NetworkManager-configured dnsmasq failing to forward requests

I use Lubuntu 17.04, on which the NetworkManager service (subsystem?) performs some configuration actions when I connect to a new network. One of these is (re)setting the /etc/resolv.conf file to: # ...
5
votes
2answers
22k views

Setting up hostapd with a iwlwifi device to run a hotspot

I am trying to configure my opensuse 13.1 system to function as a hotspot (on my dell xps13 computer). So I tried setting up hostapd as explained here, but I get an error: hostapd /etc/hostapd....
5
votes
2answers
4k views

VPN with network manager (nm-applet) is not working [closed]

My university (TU Wien) offers a VPN in order to get an IP of the university network. The instruction on the university webpage says to install the packages network-manager-gnome, network-manager-vpnc ...
5
votes
3answers
7k views

Network connection drops after a few seconds

I am on Debian. I configured my NIC with a static IP (192.168.1.56). When I try to connect to a network, initially with ifconfig eth2 I get (correctly): eth2 inet addr:192.168.1.56 .... inet6 addr:...
5
votes
1answer
2k views

Linux Mint 18 can't connect to PEAP-MSCHAPv2 encrypted school wifi

Freshly installed Linux mint 18, Cinnamon desktop. My computer is Dell Vostro 5460, and the wireless card is intel wireless-N 2230. I can connect to WPA/WPA2 home wifi and the wireless network ...
5
votes
1answer
6k views

How can I solve wifi connection problems between Arch Linux and a WPA2 network?

My home network uses WPA2 for encryption. To connect to it from my Arch Linux insallation, I first tried using NetworkManager, however, that only managed to connect for a minute at most before ...
5
votes
0answers
1k views

Cannot connect to WiFi with nmcli, although secrets are provided

I am using nmcli on ArchLinux (version 1.14.5dev+17+gba83251bb-1 from the official package repository) to connect to wifi. This works perfectly for all wireless networks apart from this one Vodafone ...
5
votes
1answer
5k views

grub recovery mode: etc/resolv.conf: no such file or directory

I’ve installed Ubuntu 16.04 on my laptop a few months ago and suddenly I can t get past the splash screen. (I see the red dots gradually becoming white and vice-versa, so something is happening, but ...
5
votes
1answer
4k views

How to debug DHCP timeout on WiFi connect

I've recently moved to a place with public wifi (so I don't have access to the router or their DHCP config), and am running into issues connecting with my Arch laptop. I've tried using both ...
5
votes
1answer
718 views

Use network-manager in different netns

In continuation of my last question about using netns as a relugar user, I'm now looking for a way to open VPN tunnels as a regular user. So I naturally thought about network-manager. Any user can ...
5
votes
0answers
1k views

Connect to a VPN from a Linux Virtual Machine [closed]

I am running an Ubuntu distro inside a VMWare virtual machine with a bridged connection on a Windows 7 host. What I am trying to do is to have the virtual machine connect to a VPN, but I'm not having ...
4
votes
2answers
917 views

How to have a device's IP discovered in a network in a simple manner?

At the startup I work, we're setting up a device for image capturing and analysis. It's a box with a camera, with Ubuntu Linux embedded, and, let's assume, we don't want to connect a monitor to this ...
4
votes
2answers
15k views

how do I attach devices to connections using nmcli?

An installation of CentOS 7 has two connections and three devices. How can I attach the device ens7 to the connection my-bridge? And how can I attach the device eth0 to the connection my-eth1? ...
4
votes
2answers
8k views

Exporting NetworkManager configurations

I am using Fedora 19, there is no ~/.gconf/networking/NetworkManager directory, and system-wide /etc/NetworkManager has no files required. I want to export my user's NetworkManager configurations, ...
4
votes
2answers
416 views

ip-tools vs old ifconfig

When after I change dhcp to static in network-scripts and then I restart servicesystemctl restart NetworkManager. The static ip settings suppose to be updated but it doesn't. so I try ip link set ...
4
votes
3answers
10k views

Change default DNS on openvpn connect

I am using Network Manager on Ubuntu 12.10 to connect to an openvpn server. The connection works without problems. However, when I connect, I would like to change my default DNS server to a server ...
4
votes
2answers
6k views

How to set dhclient options for Networkmanager

I'm trying to modify the domain search order that is obtained via DHCP a la dhclient.conf: append domain-search "example.com"; I'm using Fedora 17 (beta) and it uses NetworkManager. It builds a ...
4
votes
2answers
9k views

Difficulty with mobile broadband device being recognized (registered as CD ROM)

I am running Ubuntu 10.04 LTS on a Samsung n150 netbook. I have bought a vodafone pay-as-you-go mobile broadband dongle. It is a Huawei device. I have *usb_modeswitch* installed. I installed betavine ...
4
votes
3answers
1k views

Configuring dnsmasq in Mint/Ubuntu/Debian

I have a computer with multiple ethernet ports - one goes out to the internet, the rest connects to other devices to give them internet connectivity. The DHCP service is provided by dnsmasq. The ...
4
votes
1answer
3k views

Use nmcli to modify VPN password?

With nmcli, I can modify VPN data like this: nmcli con modify myvpn vpn.data 'refuse-pap = yes, user = xxx' So I'm wondering if I can set password this way as well?
4
votes
1answer
205 views

Network manager registering thousands of IPv6 addresses

I was noticing Network Manager and nm-applet were taking a lot of CPU, and in the process of inspecting it, I ran ip a. There were thousands of temporary addresses associated with my Ethernet device. ...
4
votes
2answers
364 views

How to quickly remove IP address when network cable unplugged?

Within CentOS I use NetworkManager to handle my interfaces and network configuration. For a showcase, I need to quickly plug my network cable from port 1 to port 2 in my switch. Each switch port ...
4
votes
1answer
3k views

How can I share my WiFi connection through Bluetooth?

I'm trying to setup a NAT on a Raspberry Pi using a WiFi and Bluetooth dongle. The idea would be to access my WiFi (obviously I've got that part working) and make this connection available to devices ...
4
votes
1answer
2k views

Mobile broadband repeatedly connects/disconnects

I'm using Verizon mobile broadband with a Sierra Wireless EM7345 4G LTE modem built into a Thinkpad T450s laptop. I'm configuring the modem with NetworkManager and ModemManager, using one of the ...
4
votes
1answer
2k views

List all DNS Servers, including those pushed by VPN

I want to know which DNS servers are in effect when I run commands like nslookup, dig, host, ping, etc. The general answer is to cat /etc/resolv.conf, or to look at NetworkManager, but that's only ...
4
votes
1answer
2k views

Insufficient privileges in NetworkManager with xmonad

I have problem with Network Manager in xmonad. Let's say I want to connect to a new wireless network. When I try to do so, error is displayed, saying: "insufficient privileges". But when I try do do ...
4
votes
1answer
1k views

Wi-Fi just won't work on Ubuntu 17.10

I was able to use Wi-Fi on my Ubuntu 17.10 before I changed the name and password of my router. Since then I have been unable to use the internet. My network manger is not even showing available ...
4
votes
2answers
2k views

Using startx on Fedora 17, a non-root user cannot join new wireless networks — how to fix?

I have Fedora 17 installed on a Lenovo X230, and if I leave it configured to boot into Gnome using systemd's runlevel5.target (or graphical.target), which is the default, networking seems to work just ...
4
votes
1answer
2k views

How to create an ad-hoc connection?

I need to make an adhoc connection on Archlinux (netbook used as a wifi repeater), I was using this tutorial to do it on Ubuntu : At the terminal install execute sudo apt-get install dnsmasq-base ...
4
votes
1answer
899 views

Is there a tool that lets me share internet connection through Wifi?

I really like OS X's ability to share the internet connection through everything within several mouse clicks, but it seems that the Mac is doing something funny that prevents Linux machines from ...
4
votes
2answers
10k views

Auto connect to a wireless network (Ångström Linux)

I am using Ångström Linux on BeagleBoard-xM. I have installed a RTL8188SU USB Wi-Fi adapter and configured it properly. But it doesn't connect automatically even though I have marked the interface as ...
4
votes
0answers
1k views

NetworkManager Default Connection Settings

I'm trying to modify NetworkManager's default DNS settings so that whenever I add a new connection it uses 127.0.0.1 instead of the default DNS for that connection. I still would like to be able to ...
4
votes
0answers
379 views

Where can I set advanced settings (like fast_reauth) in network-manager?

Is there any possibility to change "advanced" default settings in Linux Mint's network-manager (like fast_reauth=0)? I can see that there are config files in /etc/NetworkManager/system-connections/, ...
4
votes
1answer
3k views

Why is this static route not taking effect?

Original Question I am running Ubuntu and network manager. I have two different interfaces, eth0 and eth1. Network manager has (as far as I can tell) correctly added this manual route: ~$ ip route ...