Questions tagged [networkmanager]

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

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Manjaro - how to set in routing table that addresses to internet come out by specific IP?

I have a connection via VPN with my work. I know that internet connection (for example to 8.8.8.8) goes through my work network (only when I am connected to VPN). How to configure ip tables to force ...
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CentOS 7: NetworkManager Connection Restart

I'm not seeing this question asked any where else that I've looked. Long story short, NetworkManager brings down eth0 1 minute and 1 second after every hour for the reason of 'connection-removed'. ...
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778 views

Network manager show eth0 connection but no interenet access

I tried ping www.google.com and ping 8.8.8.8 and access the web browser manually, resulting in "server couldn't connect". I have 3 connections via eth0, wlan0 and wlan1(through USB) , eth0 doesn't ...
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309 views

Local device DNS thinks I am in the wrong country

I recently traveled to Canada, and once I arrived my Ubuntu 16.10 laptop started having DNS resolution issues after a couple days when it became confused about what country I was in. Initially I could ...
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1answer
705 views

Cannot connect with Huawei E3131 3GMax USB Modem

I tried both netctl and NetworkManager. Copied /etc/netctl/examples/mobile_ppp and added number and APN name as there's no pin/pass/username and set interface to /dev/ttyUSB0 (also tried the other ...
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1answer
938 views

Location of Wifi SSID configs and how to make a hotspot in Ubuntu 14.04

What is the location of wifi ssid config in Ubuntu 14.04. Also, making a wifi connection as Hotspot does not work. I am unable to make a hotspot in Ubuntu 14.04 via UI. One of the reasons that I ...
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1answer
2k views

I can't connect to ethernet but can connet to wifi

I'm using ubuntu 16.04. Here is the output of ifconfig: -> ~$ ifconfig eth0 Link encap:Ethernet HWaddr 3c:97:0e:e2:27:ea UP BROADCAST MULTICAST MTU:1500 Metric:1 RX ...
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1answer
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Configuring automatic DHCP network connection via command-line on Ubuntu 14.04

Our server (Ubuntu 14.04) has recently been migrated to a new web server network. It has been assigned a DNS name and an IP address which will be assigned to it by the DHCP server (static addressing ...
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1answer
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New network interface created after reboot - OEL 6

We do not remember the setting apply via network manager applet -Redhat6 - but after each reboot of the virtual machine, new network interface appear in network manager with no ip address no mac. This ...
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457 views

Set an IP in Centos for access in SSH when connected through WiFi

I recently installed CentOS 7 on Virtual Box with a minimal installation, and I have enabled the network interface in order to show my IP and access to it through SSH when connected by an Ethernet ...
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1answer
134 views

IPV4 getting removed after restart CentOS machines

I have CentOS machines (both 6.x and 7.1) and whenever I reboot them, automatically IPV6 is assigned to them and IPV4 is lost. Any idea why it is happening and how to prevent it? I Could not ...
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rtl8812ae Wifi Connection Instability in Debian Jessie

I just added a D-Link DWA-582 PCI-e WiFi adapter using the Realtek RTL8812AE chipset. I confirmed the support for the chipset at https://wiki.debian.org/rtl819x#rtl8821ae . I have installed the ...
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1answer
432 views

Run concurrent static and DHCP network connections in CentOS 7

I've been trying to set up a VM for study purposes that can share some iSCSI resources on a private network with the IP 10.0.2.10/8. However, I also want to be able to concurrently use the same VM to ...
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1answer
1k views

How do I get the network manager applet and install openvn on Kali 2.0 Gnome 3?

I'm attempting to install VPN on my Kali Linux Gnome 3 laptop. I've followed the instructions on this page https://www.privateinternetaccess.com/forum/discussion/18003/openvpn-step-by-step-setups-for-...
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network connection on kali

I have installed Kaliv2 64bit (all packages updated) on vmware and I want to connect to internet with usb wlan (tp-link wn722nn) so I don't use virtual vmware network and just connect directly to my ...
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Cannot get TP_LINK / TL-WN823N / Realtek 8192cu usb wireless adapter to be utilized on Debian Wheezy

I have a TP-LINK TL-WN823N wireless usb stick (Realtek Module 8192cu) for my desktop. I cannot get the network manager to use it. Wicd says no wireless networks found and the standard network monitor ...
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1answer
75 views

Network manager does not connect to new networks

Possibly after apt-get upgrade && apt-get dist-upgrade, the network manager does not connect to new networks, is even not showing the password which it connects already. I tried to reinstall ...
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NetworkManager issue with DNS

My NetworkManager randomly empties /etc/resolv.conf for no apparent reason. After connecting to a network, the file contains whatever was obtained via DNS. Usually it keeps its contents, but sometimes ...
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1answer
637 views

Huawei USB dongle is not working in Newly installed Arch Linux with Gnome

At the Arch Linux installation, I installed dialog & wpa_supplicant in order to connect to the internet after the rebooting to the newly installed system via wifi-menu program. After that, ...
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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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1answer
567 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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561 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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492 views

Ip route: Routing with two interfaces (only one connected to Internet)

I have this problem: I have a laptop with WiFi and eth. The WiFi is connected to the internet and has the following config: 192.168.1.100 and 192.168.1.1 as gateway The eth is connected in this way ...
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1answer
4k views

NetworkManager does not detect when cable is connected or disconnected

On my Fedora 21 64bit Gnome 3.14.3 install, I have noticed that the NeworkManager always connects to the wired connection, even if the cable is not connected: However, the driver (or something) does ...
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1answer
164 views

set network manager dns in ubuntu

I have Ubuntu 14.10. When I'm at work I can browse the internet without problems. Now that I'm at home, I can connect, but I'm not able to browse the web. Some informations: the output of ifconfig: ...
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1answer
864 views

nmcli_dmenu doesn't work

I try to run nmcli_dmenu, here is the error message: Error: Object 'networking' is unknown, try 'nmcli help'. Usage: nmcli connection { COMMAND | help } COMMAND := { list | status | up | down | ...
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1answer
2k views

Sharing ethernet over wi-fi with Network Manager and dnsmasq

I'm running archlinux with kde desktop. I want to share my enp2s0 connection via wi-fi. So I've installed dnsmasq. Here are some configs: /etc/resolv.conf # Generated by resolvconf search telecom.by ...
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nm-applet (the little computer) does not show up in my system tray after a fresh install of Debian Jessie Beta 2

I just installed Jessie Beta 2 using the amd64 DVD images, rather than netinst images, and fresh out of the box, nm-applet doesn't show up in the system tray. The little computer right next to the ...
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1answer
652 views

Network Manager Connected - No wifi

Im using Arch and NetworkManager to handle my connection. I can connect fine at boot but randomly at some point inevitable point it will just stop. NetworkManager shows I am still connected but ...
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765 views

Connection failed to any VPN!

PPTP VPN and OpenVPN don't connect and both return error about VPN Secret in my CentOS 6.4 x64 machine! I've already tested the configurations in Windows and Ubuntu with no problem. I also noticed ...
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2answers
3k views

Run root script or command as root in startup application in linux mint

I have a wireless adapter that used to work in Linux mint 16 (dwa 171) after installing drivers for it. Now it won't work the same way anymore since I upgraded to linux mint 17. I've found the only ...
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155 views

Why I cannot disconnect internet

When I run the command nmcli dev disconnect iface eth0 to disconnect the internet connection, it is disconnected and and after a few sconds the KDE network icon changes to and internet is ...
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96 views

How to add Public IP to Cent OS

I am trying to configure a Public(Static) IP in Cent OS 6.4. For this, I made a copy of eth0(added local IP, so that I can connect the system to Internet) and named it to eth0:0(added Public IP, so ...
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1answer
70 views

Debian Squeeze not detecting any hardware after Gnome 3.8 upgrade

So, somehow I accidentally upgraded to Gnome 3.8 (Don't ask me how, I have no idea). And after a reboot, none of my peripheral devices or interfaces are working. The built in mouse and keyboard do ...
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865 views

What is causing my UMTS modem to hang up?

I am trying to established PPP communication to my mobile ISP with wvdial, but I always get modem hang up message. In my syslog I can see some activity: Oct 29 07:48:47 linuxbox kernel: [31222.852253]...
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1answer
901 views

wireless enabled but can't browse internet

My laptop sees wireless ssid and connects but I get unknown host when trying to ping www.google.co.za, but I get replies when I ping 8.8.8.8, my other machine connected to the same router can surf the ...
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1answer
599 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
570 views

WICD shows nothing

I have xfce debian system, the WiFi card on my laptop was not detected by the default network manager however the wired connection worked perfectly. So I decided to install WICD and remove the default ...
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3answers
324 views

4G modem works only on LiveCD in Fedora

I run Fedora 24 as LiveCD (XFCE spin) and my 4G usb-modem works great. Then I installed Fedora on my hard disk and the modem does not work. On LiveCD NetworkManager automatically recognized the ...
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1answer
2k views

Not able to see wifi interface in ifconfig in Kali linux [duplicate]

I have added a wifi adapter to my Kali linux box but I am not able to see it in ifconfig output. Linux version root@kali:~# uname -a Linux kali 4.17.0-kali3-amd64 #1 SMP Debian 4.17.17-1kali1 (2018-...
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1answer
287 views

Redhat Linux Server : Plone installation

Unable to install any package using apt-get installer it shows sudo: apt-get: command not found -How to install apt-get package over server ? -I am trying to install Plone over my server so by ...
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1answer
1k views

Manjaro Connect SSH & Wifi before log in

I have fresh installed Manjaro version 17. Then I install OpenSSH, My aim is to start SSH on boot. SO I did below sudo pacman -Sy openssh sudo systemctl start sshd.service sudo systemctl enable ...
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0answers
15 views

Wi-fi stops after a while working. Issues related to supplicant network-manager

After a couple of hours of use my wifi disconnects. While the network is working, if I do sudo service network-manager status There's no issue at all. The device (wlo1) activation is "successful, ...
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0answers
13 views

Ethernet works for a few seconds, then only comes back by disabling the connection in CentOS 7

I am in CentOS 7 with Gnome, and after configuring things for for a couple hours the ethernet suddenly stopped working. Now it only works for a few seconds and then if I turn off the connection in ...
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1answer
98 views

network manager icon with exclamation mark

I have a network manager icon with exclamation mark how to debug what caused this exclamation to appear? what logs to check, maybe wireshark would help?
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1answer
306 views

Useless Wireless Network Interfaces Wifi Is not working

When I type my command in ubuntu it is showing me something like this. lo no wireless extensions. docker0 no wireless extensions. br-6e37f0ffedf9 no wireless extensions. vethc10412d no ...
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2answers
1k views

Checking the Speed of Active Network Connections

In Ubuntu 12.04 LTS, there is a window called "Active Network Connections", and in there is a label called Speed. How can I get Ubuntu to do a speed check? I know of websites I can use to check the ...
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3answers
6k views

Cannot connect to network in fedora 19

I am new to linux. I just installed fedora 19 and it shows that i am not connected to network (not recognizing network) though my connections are correct. I don't know what to do. Can any one please ...
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1answer
103 views

Network Manager doesnt find wireless network

I'm using Debian 9 Stretch, i provided my wifi ssid and pass on the installing process, and it works, but NetworkManager doesn't work properly finding another wifi. This is my /etc/NetworkManager/...
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1answer
1k views

Reconfigure network-manager on Kali Linux after installing openvpn or vpn-unlimited [duplicate]

From my previous question that people closed because they could not answer it: I was trying to install openvpn from this tutorial and unlimited vpn from here. I had internet but, when I ...