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

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How to remove network connections manually that aren't displayed in Edit Connections dialog?

I have collected several network connections over time. When I go to Network menu in topbar, and to Edit, the Network Connections dialog shows just one out of three connections. The other two are not ...
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147 views

eth0 connection fails

I'm getting really frustrated with Ubuntu 14.04 at this point, after having to solve so many problems with it. I use my current laptop at work, and there it seems to actually be able to connect over ...
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50 views

Can't access internet via ad hoc in Ubuntu 14.04

I've got very weird situation. I have PC with ethernet and wireless. On PC I've created ad hoc network in Ubuntu 14.04, and I'm trying to connect it with my laptop Ubuntu 14.04. What is weird: ...
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37 views

Yet another “Internet is not working fine on 14.04” question. Tell me the output you need and I'll paste it

I installed Ubuntu 14.04 on my brand new laptop and got this annoying behavior: wireless connection works fine the first minutes and then it just stops working at all. Network manager says it is still ...
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24 views

Regarding Connection activation of Wired connection

While I am trying to connect the broadband wired connection, it is showing a 'Connection failure' window with the message (1) Creating object for ...
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49 views

How to automate running dhclient (without sudo) when starting a mobile broadband connection?

I use a mobile broadband dongle to connect to the internet but I'm able to download/upload only after executing manually sudo dhclient everytime I turn the connection on from the network manager menu ...
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2answers
134 views

Wifi not working (Greyed out in NetworkManager)

Things I've tried First off let me start by saying sudo ifconfig shows it up. and rfkill shows it unblocked. And im doing this all from a nonroot account. Also wifi DOES work on pure debian. sudo ...
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1answer
105 views

Configure GSM connection using shell (nmcli)

I have a system without X display and I want to use nmcli to configure my usb cell modem. I can get the modem working using Ubuntu Desktops GSM-Wizard (X/GUI). But what is the console alternative on ...
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82 views

macchanger doesn't work properly + something automatially changes my MAC address

I have noticed strage macchanger/NatworkManager/Ubuntu/??? behaviour. When I try to change the MAC address it gives a strange error. The address is changed although, but only for ~30 seconds. Then it ...
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55 views

The system is not shut down in Xubuntu

I try to shut Xubuntu down properly from the shut down button. However, it just goes to the black screen with the word "Xubuntu" with the "wait for state stop/waiting", and stays there all night. The ...
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103 views

WiFi drivers: why unique comp + router pair = 20x slower network?

Update 14 Oct 2014: whole post The situation (by speedtest.net): My notebook built-in wifi reaches internet speed max of 3.3 Mb/s for a specific router. Other computers can get 20-40 Mb/s there. ...
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192 views

Ubuntu 14.04 ethernet connection problem

I've just upgraded from 12.04 to 14.04, and when I disconnect the ethernet cable or I suspend, network manager keeps trying connecting 4-5 times, with failures, and then finally succeed. If I restart, ...
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58 views

MenuBar in the right corner doesn't work

My Menubar doesn't show the icons for "network-manager" and the "indicator-multiload". It worked fine until today. Here is a screenshot: I want that it looks like this: I'm using a VPN and ...
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197 views

installing privateinternetaccess on ubuntu 14.04 LTS

I can't seem to get privateinternetaccess installed on Ubuntu 14.04 LTS. I have installed openvpn (via Ubuntu software centre). I followed PIA's suggested directions to get their portal details ...
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1answer
243 views

Wifi Icon Missing

I know there are current threads that have been solved for this issue, but none of them have seemed to help me. I'm using Ubuntu 14.04 My wifi icon on the top has disappeared, I can still connect ...
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93 views

Can't connect to Internet (Ethernet or WiFi) after 14.04 upgrade on ideaPad U530

I am currently unable to connect to the Internet on my newly upgraded Ubuntu 14.04. Network Manager is able to identify wireless networks, and it can detect when I'm plugged into an Ethernet ...
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1answer
64 views

nn-applet (network-manager) can find security agent

Under Ubunutu 14.04, when trying to connect to an openvpn server via nm-applet I get the response in /var/log/syslog NetworkManager[3590]: <error> [1412801125.247964] [nm-vpn-connection.c:1374] ...
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1answer
86 views

Ubuntu 14.04 network manager crashes every time after login

I am using 64 bit Ubuntu gnome 14.04 LTS. Earlier, Ubuntu 14.04 was running smoothly on my laptop. But suddenly, since yesterday Ubuntu network manager started crashing every time after login or ...
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81 views

disabling network managers effects

I was wondering what effects disabling the network-manager would have? I have two Ethernet interfaces declared as static in my /etc/network/interfaces file. When these two are declared the boot ...
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48 views

Exactly what is the definition of Ubuntu's airplane mode?

I am trying to understand what Ubuntu's airplane mode is, not in concept but in implementation. Aside from the visual indication of it in the GUI, exactly how is this state defined? Is it defined ...
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2answers
55 views

Network manager start access point

I have a pcDuino and I need to start a access point using network-manager. I know this can be done by creating a new connection and setting the mode to ap. It says that this mode is not supported but ...
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1answer
210 views

Network notification after installing kde-nm-connection-editor

I have installed plasma-nm on my Ubuntu 14.04. Beside nm-applet's notifications plasma-nm also started generating notification about available networks and wlan0 association with selected networks. ...
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166 views

Can't get my wired connection to work

Wireless works fine without any problem, but wired connection is not working for me. I'm running Ubuntu 14.04. I have tried to follow a number of different topics, mainly these; ...
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39 views

After Installing wpagui [Software Ctr] the Network Manager Icon from Panel is Missing in 12.04 Precise

I did install through Ubuntu Software Center the package wpagui (which was proposed from the Dash Apps). This app was not working ... Then after a reboot the Network manager Icon from the Panel was ...
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1answer
31 views

How to dial Mobile Broadband Connection at particular time (Schedule Dial)?

I use D-Link DWP-156 Wireless 3G Modem with Vodafone India as ISP. The mobile broadband connection works perfectly with Network manager (No Problem with connecting or Dialing). Now I want to dial ...
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120 views

How do I fix WLAN hot key to toggle wireless state instead of airplane mode?

I've got a Lenovo ThinkPad Edge E520 laptop (model 1143-3BU). Whether running Ubuntu 14.04 or Linux Mint 17 Cinnamon, its wireless hot key Fn-F9 correctly generates the XF86WLAN keysym and reliably ...
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41 views

Unable to connect to my college WPA enterprise network

I moved from Windows 8 to Ubuntu 14.04 last week. I could able to connect to my Internet from my home. But, when I tried to connect to college network, I'm repeatedly asked for either Certificate and ...
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206 views

How to configure D-Link DWP-156 USB modem to connect only to UTMS/HSDPA?

I am using D-Link DWP-156 USB 3G Modem (http://www.dlink.co.in/products/?pid=DWP-156) with Vodafone India as Carrier on Ubuntu 14.04LTS. It works fine with Network Manager. But sometimes it ...
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26 views

Lost NetworkManager while installing new version of Lubuntu [duplicate]

I've installed Lubuntu six months ago om my old PC; it works very well and quick. On week ago, they propose me to Update Lubuntu to 12.04. I've done it. BUT ... I've lost NetworkManager ! I've seen ...
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1answer
83 views

Wireless indicator disappeared on Ubuntu 14.04 and can not connect to new wifi

Strangely, wireless indicator has been disappeared. In addition, When I open the network manager, I can not connect to new wifi, so, I am only able to connect to previous connected wifis. Any Help to ...
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2answers
78 views

Setting a Static Ip on Ubuntu

I'm struggling with setting my static ip, nothing seems to work. When I enter my interfaces, it says (by default): # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback ...
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39 views

Lubuntu update network-manager

I just installed lubuntu on a pcDuino3 and it is ok. I would just like to upgrade network-manager to 0.9.8.10 or anything greater than 0.9.6. It tried and built version 0.9.7.977 but on reboot ...
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33 views

Cannot connect to a working VPN through Network indicator?

I have fully calibrated VPN connection with all the required settings but I cannot connect it through Network Indicator. However sometimes it works just fine and I can connect it. What might be the ...
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102 views

Connect to multiple PPTP VPN connections

I need to connect to two VPN connections at the same time, but it seems like it is not possible. Any workarounds?
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76 views

Getting openconnect vpn to work through gui

I'm trying to add a vpn connection through the openconnect and using the gui. Even though it says that I am connected, I can't access any of the websites on the network I'm trying to connect to. ...
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171 views

Ethernet connection not working in ubuntu 14.04.1 LTS

I am facing weird issue with my ethernet connection. Its showing connected but when I hit something in the browser it won't though its connecting via wifi to other networks but not with the wired ...
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120 views

Cannot set static route in Networkmanager OpenVPN configuration

I have an OpenVPN connection between my laptop and a leased VM which is working splendidly. I have figured out how to have that VPN open up automatically on select wireless connections. However, on ...
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23 views

Is it possible to limit NetworkManager to a set of named interfaces?

NetworkManager is great for managing my wireless device, but I don't want it touching the virtual devices I create for network experiments (which I use with VMs or containers). I'd really like a way ...
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1answer
397 views

How to restart the network manager applet

I'm on LXDE. Sometimes my network manager indicator (applet) shows as if I'm not connected to wifi (no bars) and when I right click it it says "networking disabled" although I am connected to the ...
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1answer
82 views

Can I configure networkmanager to set up a VPN (vpnc) connection that uses “IPSec obfuscated secret”?

I currently use a vpnc configuration (I connect from the cmd line using vpnc filename) that looks like: ## generated by pcf2vpnc IPSec ID ... IPSec obfuscated secret ....................... IPSec ...
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1answer
162 views

VPN PPTP disconnects after a random period of time

I can't seem to keep my VPN connection alive. I'm using Ubuntu 14.04 64bit on a Toshiba Protege R30-A-17E. The VPN connection just dies out after a random period of time no matter if I'm using it or ...
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1answer
277 views

Network Manager doesn't have option of enable mobile broadband after upgrading 14.04 to latest linux image

Earlier mobile broadband connection seems to work flawlessly but after Upgrading trusty tahr 14.04.1 to linux image 3.13.0-35 there seems to be problem. First it started popping for USB modem ...
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56 views

Wireless authentication asked when using nmcli to restart wifi on a connection shared to all users

I am building a little kiosk computer that connects to Wifi. I have 2 users, one (admin) with Admin rights and one (kiosk) without anything. On the one with admin rights, I create a new wifi ...
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59 views

Ethernet connection doesn't come up without turning 801.2x security on and off

I am running Ubuntu 14.04 in a Dell Precision T1700 machine within the university. I only have wired connection. Very recently the internet connection simply stopped coming on when I boot my machine. ...
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86 views

How do I configure Ubuntu to connect to the strongest Wifi point instead of the frist one that was configured?

I am in a place where there are various access points. Ubuntu invariably tries to connect to the first one that was configured and not to the one with the strongest signal. EDIT: This is not a ...
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56 views

Problems with Network Manager in Trusty

I have Xubuntu Trusty on a Samsung laptop and have multiple issues with network manager. First it may stop connecting to any wireless network at all (it tries and fails). This happens after I turn ...
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35 views

Network disappears from list, disconnects, others remain

and Ubuntu, with my first question. I have Ubuntu installed on three machines alongside Win7, so they are all dual boot. I have encountered a WiFi connection problem on one, a Compaq CQ62. The unit ...
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23 views

“Connect to Hidden Wi-Fi Network…” is disabled in my Ubunutu 14.04!

I noticed that some items in network section of my taskbar is disabled. When Wi-Fi adaptor is enabled and no cable connected network is available, following items are available and only BOLD items are ...
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1answer
98 views

Connected to wifi,But no internet

I am using ubuntu 13.10(64 bit) with 8GB ram and core i5 processor. Recently my service provider created a new wifi connection(name starting with AP) and gave me address,netmask and gateway ip to be ...
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23 views

Bridging from a N150 netgear wireless access point to a sky modem

A DVR is connected to some wired cameras. The dvr has an IP output and I have the WN604 Netgear wireless adapter which I have set up as a point to point bridge. I can see the broadcast on my smart ...