NetworkManager is a set of co-operative tools that make networking simple and straightforward.

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creating object for path '/org/freedesktop/NetworkingManager/ActiveConnection/4' fail in libnm-glib

I downloaded the network manager packages, and tried to install it but it show the error A later version is already installed Can you help me to download offline package and how to install it ...
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15 views

Ip Forwarding between wlan0 <=> eth0: works in Terminal, fail in Browser?

I enabled ip-forwarding between my interfaces wlan0 and eth0 : in /etc/sysctl.conf sh "echo 1 > proc/etc..." 3 iptables rules. IpTables rules: sudo iptables -t nat -A POSTROUTING -o eth0 ...
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10 views

Iwconfig set bitrate impossible

I've got a problem with iwconfig. Prelude: I had a slow wifi connection, after some research I found that can be caused by a bad bitrate configuration. I launch iwconfig and Bingo ! : eth0 no ...
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5 views

IPForward fail with wlan0 AP + eth0 WWW

I did it: wlan0: Wifi AP (Dhcp) eth0: Internet access I can verify the WWW is joinable by eth0. Clients can connect to Wlan0 AP. It works well if I redirect all traffic to localhost with ...
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9 views

How do I debug a large pause before network transactions when Network Manager is disabled?

I have had a network problem since upgrading to 15.04 for which I have tried a new network card and clean installation of ubuntu, neither of which worked. My system was fine under 12.04 and 14.04. If ...
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3answers
26 views

Block connections to open WiFi networks

My users are using Ubuntu on corporate laptops. They don't have sudo permissions. IT security policy deny connections to open WiFi networks. How to setup Network Manager to deny connections to that ...
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11 views

how to enable ethernet network?

In my Ubuntu 12.04LTS LAN connection does not enable automatically once give "dhclient eth0" the network connected to it also the network icon is hide from task bar. help me to solve this?
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18 views

Failed to add/activate connection. (32) Insufficient privileges

I am doing a fresh install of a minimal Ubuntu system with MATE desktop environment. When I click on NetworkManager's icon and then a wireless network to connect to, I receive a dialog box that says: ...
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7 views

Impossible to GUI-login after NetworkManager removal (Linux)

Config: Ubuntu 14.04.3 LTS (same problem on Mint 17.2) I removed network-manager (via apt-get ... remove). I rebooted. Now I cannot login anymore, each time I enter password, the screen turns ...
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1answer
27 views

“NetworkManager is not running”- error. After manually upgrading nmcli to 1.0.6 on ubuntu 12.04

I need to use the new version of NetworkManager on ubuntu 12.04. I've installed NetworkManager-1.0.6 from source code, from gnome Projects web site (And allot of it's dependencies). After ...
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4 views

Use systemd to “mount” wlan0 at boot

Context (if needed) : at boot, the service "myservice" is launched. It manages to "up" the wlan0 interface. But it does not exist yet at boot. ifconfig, after boot, lists only eth0 and lo. If ...
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1answer
14 views

Boot, How to run my service **after** Network Manager?

I have made a service - which changes settings of network interfaces -. I want to start it at boot. Issue: even if I set it 99 priority, it works only a few seconds. It seems its interfaces config ...
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1answer
21 views

vpn client routing when “use this connection only for resources on its network” is checked

I cannot access to servers like 192.168.12.123 from vpn if "use this connection only for resources on its network" is checked in vpn settings/ipv4 settings/routes, but I can if this flag is unchecked. ...
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7 views

Improve boot time [network-online.target]

I want to improve my boot time, if possible $ systemd-analyze critical-chain The time after the unit is active or started is printed after the "@" character. The time the unit takes to start is ...
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7 views

Network Manager is forgetting “Saved” VPN Credentials

In Ubuntu 15.04, I frequently VPN into Cisco devices relying on this package: sudo apt-get install network-manager-vpnc Since Ubuntu 7.04, I've been able to save my credentials once, and then VPN ...
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1answer
68 views

14.04 on Macbook Pro connecting to wireless

so I'm brand new to Linux and I just installed it as the single OS on my macbook pro. I'm having a problem where I can't connect to my home wifi network and I'm not sure what's wrong. Just to tell ...
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1answer
20 views

WiFi disabled on HP 630

Trying to get work WiFi on HP 630 Lubuntu 14.04 64bit. Output of lspci -knn | grep -EA2 'Eth|Net': 02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd.RTL8111/8168/8411 PCI Express ...
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21 views

Wifi icon proplem 14.04 LTS help [on hold]

Need help after i tried to get the wifi icon on 14.04 LTS i did some terminal commands and got the wifi icon on my computer put theres no bars i i click on it and nothing happens.
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1answer
32 views

Lubuntu doesn't see Ethernet and Wireless connection on Dell 1300 Inspiron

I just installed Lubuntu on Dell 1300. But I can't connect to Internet on this laptop and so I can't install all updates and drivers. I didn't find any information about my problem for Ethernet ...
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11 views

why wireshark capture arp-broadcast only?

everyone In fact,it works fine while capturing my own message.But there is something wrong when i try to capture the message whose host is another machine. I run the wireshark on kali linux,while the ...
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28 views

WiFi connection easy mode?

Currently, the only way I've found to connect to WiFi networks on my Lubuntu 15.04 box is to open nm-connection-editor, type in an SSID, and enter security settings. Simply clicking on the network ...
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6 views

My AP service is running some seconds then stops

I did this till the issue: made a script running a Wifi Hotstop :: works ok made a service "WifiHotspot" and put it in /etc/init.d added it for boot launch: update-rc.d WifiHostpot defaults 95 ...
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18 views

Installed 14.04 and can not connect to wifi

I just installed 14.04 and cannot connect to wifi. I am currently using a wired connection but my other computer and phone are connected just fine so it isn't my internet. I've been through all ...
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20 views

How to use the --configure option in the network-admin tool

Well, I have no idea. Neither Ethernet connection 1 nor the standard interface name pair eth0/eth1 nor the internal interface name of my network adapter works here. It occurs to me that network-admin ...
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29 views

After modifying /etc/hosts which service is needed to be restarted in ubuntu

After modifying "/etc/hosts" which service is needed to be restarted in ubuntu !
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15 views

Internet connection only through VPN after forced shut down

When on campus, I can only access the internet via the university's VPN. The connection is established by the Cisco Annyconnect Client (version 4.1). I also set the proxy in the browser. All according ...
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19 views

No network in recovery mode

I have some problems with the display, so I need to go into recovery mode to repair that. Now the problem is that I can't get the Internet to work. After I get in the command line as root, I do ...
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1answer
34 views

Problem during install Ubuntu 14.04, 14.04.1 and 14.04.2 on HP DL360p Gen8

I'm trying to install Ubuntu 14.04.1 on a HP Proliant DL360p Gen8 with 2 HP Network card 560SFP+ (one onboard and one PCI-E). When network configuration comes up, no DHCP is found even if there is ...
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1answer
41 views

How to route all traffic through OpenVPN using Network Manager?

I can successfully connect to my OpenVPN server from command line using openvpn --config client.conf. The client.conf file contains redirec-gateway directive to route all traffic through the VPN ...
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32 views

Ubuntu 14.04 with Gnome 3, Network Manager issue

I have been trying to update the network setting of a fresh install via the GUI but am seeing this error: error editing connection: did not find a connection with UUID '(null)' The Network Icon in ...
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1answer
28 views

How to fix PPTP split tunnel?

I have installed Ubuntu 14.04 and it is fully updated. I have established the vpn connection to the host vpn server using Network Manager with PPTP. However, when I check the "use this connection ...
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29 views

Why can't I see one specific wifi network?

I bought my Lenovo IdeaPad S400 few years ago and immediately installed Ubuntu. Up to this day, Ubuntu 14.04 is running (without problem). However, without changing anything in the system or in the ...
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6 views

How to unmount nfs on shutdown of system via Network Manager

I use network manager and mount a NFS drive via a custom script /etc/NetworkManager/dispatcher.d/99nfs.sh: #!/bin/sh IF=$1 STATUS=$2 if [ "${IF}" = "eth0" ] && [ "${STATUS}" = "up" ]; ...
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3answers
32 views

Ubuntu OpenVPN is connected but won't change IP

I know very little, just want a VPN so I can browse in privacy. So... I downloaded the .ovpn file from CyberGhost, downloaded OpenVPN, put in the details and all that. At first it didn't connect to ...
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1answer
71 views

Unreliable wireless connection with an Intel Centrino Advanced-N 6230

I know there are many questions on this site about wifi issues but I have searched and can't see to find an answer to mine. So here is the deal, a few weeks ago my house got a new router and since ...
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1answer
37 views

Restricted internet access on 14.04. Teamviewer works, websites don't load

I now know it is not a DNS issue, because I can't even ping 8.8.8.8. I've added the output of tracepath 8.8.8.8. My machine running the most up-to-date version of 14.04 Trusty. The mobo has two ...
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8 views

I cant access to the nanobeem on ubuntu please I want the ipv4 not workin on ubuntu 14.04 LTS

Usb nanobeem ipv4 ipv6 not working on ubuntu 14.04 LTS Peas I want access to the nanobeem on ubuntu and the android phone not work on ubuntu its never
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12 views

Why does nm-applet icon still animated after connection?

I am running Ubuntu 15.04. From time to time, the nm-applet icon (in the upper right part of the screen) keeps animated, even after the wifi network is connected and working fine. It does not seem to ...
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25 views

How to check wether remote client is running firefox using ssh?

I want to login to client who is using firefox, i am using arp-scan to fing ip address and ssh to connect to respective client but i want to connect to client who is using firefox so how will i know ...
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1answer
20 views

Console wireless network manager

I have installed i3-wm on my Kubuntu 15.04. But I need sometimes to manually choose Wi-Fi networks. I don't like the way I do it now (stating plasmashell, choosing Wi-Fi and exiting it), So I'm ...
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1answer
66 views

Ethernet not showing up in available connections - Ubuntu 15.04

I thought this would be a standard issue but I can't seem to find the answer on the internet. I have a Dell Inspiron 7527 with Kubuntu 15.04 installed, using the network-manager. Unfortunately the ...
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9 views

Weird network traffic

I am running Ubuntu 15.04. I am connected to my wifi. I have noticed that recently my network traffic has become weirdly shaped like a heartbeat. In my experience my network is experiencing a slow ...
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2answers
56 views

How to block PCs/Phones connected to my Wi-Fi Hotspot?

I create Wi-Fi Hotspot using Network-Manager. Now since everyone knows the my password, whenever I create Wi-Fi for my use(on phone), everyone connects to it which reduces the speed on my PC as well ...
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17 views

Have to force start Ethernet nic every login/restart

I have to run mii-tool -F 100baseTx-FD every time I log in or restart, I tried adding the command to both places answered here: How to run command at startup? but that hasn't worked, I still have to ...
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1answer
31 views

How to diagnose /etc/hosts file having no effect

Right now, on my Ubuntu 14.04 desktop, for testing purposes I've changed the /etc/hosts file to something very simple: 127.0.0.1 localhost 127.0.0.1 something However, this simple configuration ...
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DSL ubuntu connection error

I am getting following error Connection activation failed (1) creating object for path '/org/freedesktop/NETWORKMANAGRR/Activeconnection/138" failed in libnm-gĺib.
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14 views

nm-applet doesn't load at startup and disappears after resume

Having a problem with network-manager-gnome on my Ubuntu 15.04 with stock Unity window manager. Although nm-applet is added to 'Startup Applications' it doesn't load up after system start. Also, ...
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34 views

LTSP Fat Client Swap

First of all, this is my first foray into Linux and it has been a pretty steep but fun learning curve. I run a small K12 education centre in Japan and have set up an Edubuntu server with 4 LTSP fat ...
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1answer
34 views

Why is a nameserver address not removed from resolv.conf when disconnecting from my work network?

Using networkmanager and dnsmasq. When I'm at work I have a wifi connection that is statically configured with IP, dns server, and domain search. When I connect, resolv.conf has both the server and ...
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15 views

Low speed and problems in USB tether

I have strange mtr result, this is google.com mtr result: DEMON (0.0.0.0) ...