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

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Activation of network connection failed. Kali linux v2.0

I can't connect to internet via wired, adding DSL profile with user and password. While installing kali linux 2.0 there was a warning telling that there is missing non-free firmware ...
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1answer
28 views

Make a command to remove NetworkManager connections

I’m working in a manufacturing company (small one) and one of our clients required a test using a Linux (Ubuntu) computer, we are testing some wi-fi modules. the test is simple. beforehand: Powering ...
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18 views

Cjs-Message: JS LOG: Network Manager is not running, hiding

Config: Linux Mint 17.2 (based on: Ubuntu, Debian). Note: same problem on Ubuntu 14 I removed network-manager (via apt-get ... remove). I rebooted. Now I cannot login anymore, each time I enter ...
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0answers
12 views

Changing Fedora's builtin Hotspot mode to 5GHz

I am using Fedora 22 and in the WiFi settings, I can enable a HotSpot. I found the /etc/NetworkManager/system-connections/Hotspot file, but I do not know what I can do there. I want the hotspot to ...
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0answers
11 views

wifi - maximum number of pending replies per connection has been reached

Sometimes, my wifi internet connection gets interrupted which i can see when the leds in the wifi modem goes off. Now, when the connection resumes (i mean, the green led starts glowing in the ...
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1answer
52 views

Ethernet Connection not working on Ubuntu 14.04 (with Windows 10 dual boot)

I've dual booted Windows 10 (first) with Ubuntu 14.04. The ethernet works fine when logged into Windows, but when I log into Ubuntu, The Connection Icon (right on the top tray) shows the wireless ...
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152 views

Cannot connect to internet after using airmon-ng check kill

In new version of Kali 2.0 with updated "aircrack-ng" tool, there is a problem between Internet connection and using cracking tools. I have my wireless card as wlan0. And the Internet connection is ...
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1answer
50 views

How to start my network in centos7?

I have edited the /etc/sysconfig/network-scripts/ifcfg-enpos2 : BOOTPROTO="static" IPADDR=192.168.1.105 NETMASK=255.255.255.0 NM_CONTROLLED=no I can't surf the web When to reboot,how to start my ...
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1answer
652 views

nmcli no longer allow settings modification?

When I try to modify network manager settings with nmcli, it says Error: 'con' command 'modify' is not valid. So if nmcli con modify XXX command is no longer supported, what is the substitute? EDIT ...
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2answers
669 views

Does networkmanager supports LEAP/WPA2/AES?

I know I will have to connect through wireless that is using WPA2/LEAP/AES. Will my networkmanager connect to this network? UPDATE: then why can't I find "AES" or CCMP in my nm-applet on Ubuntu ...
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1answer
1k views

Fedora 18: Unable to connect to a WLAN network

I'm using Fedora 18 with the LXDE desktop. I seem to be unable to connect to any WLAN network. The network manager applets seem to accept only WEP but no WPA encryption. Am I missing something, or ...
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0answers
42 views

OpenVPN client config: Route command fails

I want to connect to my company's VPN server, so I can access work resources. I'm running Ubuntu Gnome 15.04, and I've been given an ovpn-file. I installed OpenVPN and run sudo openvpn --config ...
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1answer
27 views

Error : segmentation fault

My centos 7(1406) giving an error "segmentation fault " while trying to connect to the wireless using nmtui. My other wireless network connected successfully. It has been connected while installing ...
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1answer
20 views

How to set up VPN on debian 8.1

I have been trying to set up a VPN connection by following the instruction on zpn.im but after restarting the network-manager by typing sudo /etc/init.d/network-manager restart and going to create a ...
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2answers
2k 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 ...
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2answers
6k 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 ...
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0answers
37 views

Prefer wired over wireless for local subnet using NetworkManager

My wireless network is bridged to my wired network, so both have the same subnet. How do I tell NetworkManager to give the local subnet route on the wireless interface a higher metric than the route ...
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0answers
110 views

scp ssh: connect to host 10.0.0.109 port 22: No route to host lost connection

I use SCP command on Debian Linux to transfer a file to my colleague via LAN. But I encounter the problem: $ scp filename.file username@10.0.0.109:/tmp ssh: connect to host 10.0.0.109 port 22: No ...
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1answer
808 views

How to set up wifi hotspot with 802.11n mode?

I have two computers running Ubuntu 14.04 (ok, one is actually Mint 17.1, but that's based on Ubuntu 14.04), and I am looking to use one as a wi-fi hotspot for the other. Both computers have identical ...
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1answer
805 views

Cannot start Wifi Hotspot from Fedora 20 - MATE but works on GNOME

I cannot start the Wifi Hotspot on Fedora 20 Mate Desktop Environment from NetworkManager. But when i log off and login to GNOME i am able to start it. I read some stuffs about hostapd but couldn't ...
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1answer
47 views

Restarting all the network in Ubuntu after hibernating

When my Ubuntu 14.04 machine awakes from hibernation, sometimes the network is disable and enabling it does not make it work again. Running sudo service network-manager restart alone does not solve ...
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1answer
1k views

How to share internet connection over Ethernet using Network Manager?

I have 2 computers, both with Gigabit controllers, connected with a regular Ethernet cable. I have a host machine, which is connected to the internet, and a client machine, which is only connected to ...
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26 views

ArchLinux - DHCPCD timed out during dual boot installation from USB

I am trying to install a Dual Boot ArchLinux with Windows 7 running already on my machine. I have succesfully "burned" ISO on my USB using Rufus. After botting up, I manage to access Live ...
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1answer
394 views

Frequent disconnections in OpenVPN

I'm suffering random disconnections with OpenVPN. I don't know much about the subject, maybe you can point me in the right direction? Here is the tail for /var/log/messages, it contains a <warn> ...
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1answer
2k views

Linux Mint 15 WiFi hotspot options

I'm trying to configure a hotspot in my Linux Mint 15. There are no specific manuals for 15, but I found this video which describes hot to make a hotspot in Mint 14. Creating it in Mint 15 not much ...
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6answers
10k views

Cause a script to execute after networking has started?

I am relatively new to systemd and am learning its architecture. Right now, I'm trying to figure out how to cause a custom shell script to run. This script needs to run after the networking layer has ...
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23 views

Network Manager Applet Not Showing Interfaces

Running Mint 17 After boot my computer connects to the wifi and everything and seems to work fine except that the applet does not show the wifi icon or the connection. It shows the connected logo but ...
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2answers
61 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 ...
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1answer
117 views

Fedora 20 KDE: shortcut for airplane mode

is there a possiblity to have a Keyboard shortcut (e. g. fn + f10) for the airplane mode (Switch off all wifi Connections) under KDE (Fedora 20)?
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1answer
514 views

nmcli freedesktop DBus warnings and errors

As soon as I do nmcli con up id <ESSID>, I experience some warnings/errors: ** (process:4841): WARNING **: async_got_type: could not read properties for ...
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43 views

Debian 8 connecting VPN additional search domain problem

Hi I'm trying to configure the vpn in Debian 8, and using network manager, I'm following the company manual and all goes well except that: In the manual there is a label in IPV4 Settings that says: ...
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10 views

nmcli con does not go down even if interface is physically disconnected?

Trying to understand how Network-manager handles ports. Writing a script which will update port & its state in ovsdb. I physically disconnected a port on a machine , but it did not generate any ...
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21 views

How to trigger dhcp4-change using nmcli?

Am working on a networking script which will do certain things interface up/down/dhcp4-change events happen. And I need to generate these event through Network manager, not through dhclient. So how ...
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1answer
44 views

How to avoid duplicate connection names? (32) Connection 'Auto Ethernet' is already active on enpXXX

Is there any way that I can make networkmanager to assign some unique names or device derrived name instead of Auto Ethernet so that we can avoid the names conflict? After I've upgraded to Ubuntu ...
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3answers
5k 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 ...
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2answers
206 views

Ubuntu won't connect to university internet [closed]

My WiFi adapter shows networks in the area, but will not allow me to connect to my university Internet. Normally, on Windows, I connect to the Wifi by clicking connect. It shows it as connected, but ...
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0answers
69 views

Why do I get “duplicate” local IP addresses on different interfaces?

I have two network interfaces(a wireless and an USB dongle) attached to an Ubuntu server and both get the same local IP address. Is there any reason for this or a way to force it assign distinct IP ...
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4answers
5k views

How can I reinstall Network Manager after uninstalling it?

I am running a version of RHCE6 on my laptop, and lately I've been trying various stuff about network configuration through command line. Last night, I tried removing the NetworkManager using yum ...
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1answer
46 views

network connection only works for a while?

I upgraded my Debian Jessie desktop two days ago but I found that I am not able to connect to internet via eth0 now. I've pinged www.google.com, but it told unknown host; for inet addr and Bcast (in ...
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1answer
18 views

Gnome Shell or Mutter makes X unusable when I kill/restart/etc. tor

I've configured the system to use Tor by setting the SOCK proxy to port 9050 in Settings -> Network -> Network Proxy. At times, Tor takes ages to reconnect after the wifi driver crashes or whatever. ...
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0answers
18 views

Wicd cannot detect wireless networks on Point Linux OS

I have just installed Point Linux OS on my PC. The problem is: it cannot detect wireless networks, but it is okay with wired network. Please help me.
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1answer
157 views

CentOS: How is it possible to reset all your network configuration?

I'm not really sure the best question to ask in my situation, so let's go with "How is it possible to delete all your network commands?". Here's the situation: I have a CentOS 7 minimalist CLI ...
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0answers
301 views

Networkmanager KDE5 plasma (Fedora 22)

After upgrading to Fedora 22 (KDE5), I have trouble running (or actually editing connections) the Network Manager, namely kde5-nm-connection-editor. I can click on my WiFi-Symbol, I can click the ...
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0answers
80 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 ...
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0answers
121 views

nmcli connection activation failed

I was able to create a wifi hotspot on my debian 8 install using network tab under gnome settings. I was trying to do the same using nmcli but it always shows $nmcli con up id Hotspot Error: ...
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2answers
409 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 ...
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0answers
42 views

lxpolkit crash after fedup upgrade from Fedora 20 to Fedora 21

I have installed Fedora 20 + Windows 7 dual boot device. I tried to upgrade using fedup --network 21 --product=workstation After rebooting, lxpolkit crashed. Now network manager isn't working. I ...
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1answer
292 views

Suse 13.2 fails to connect to router

NetworkManager appears to be running, however cannot connect to router. I am in my first days of using a new computer with a then newly loaded opensuse 13.2. The first few days all appeared to ...
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0answers
48 views

Installing huawei Linux driver on fedora 20

I want to use huawei e303f data card on fedora 20 32 bit. I have downloaded the Linux huawei driver. But when I try to install it , it pauses for an indefinite period after the line that's reads '1:4 ...
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1answer
284 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 ...