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

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How do I set networking enabled by default?

When I log into my computer, networking is disabled. I always have to enable it so I can connect to the internet. Does anyone know how to set it to enabled by default?
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Wifi Not Working On Ubuntu 14.04 Lenovo G 50-30

I am facing problem to enable wifi on my Lenovo G50-30 Below are the command out put please help me out lspci | grep -i wireless: 02:00.0 Network controller: Realtek Semiconductor Co., Ltd. ...
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2answers
20k views

Which application can I use for a network traffic monitor

Is there a way to see ALL the traffic? from which process with the REAL NAME is accessing to which IP with the REAL NAME at which bitrate? When I say real name I am referring something like this: ...
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2answers
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How to prevent ubuntu from connecting to wifi hotspots automatically

Note: this question is distinct from "How to disable automatically connecting to WiFi?", as I do not wish to disable automatic WiFi connection in general. Problem: The Ubuntu WiFi module connects ...
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2answers
2k views

How to connect to windows pptp vpn?

The VPN Server gave me an exe file - connection manager - to connect to the server. Instead, I created a pptp vpn connection under nm-applet, entering only Host, Username & password. Later I ...
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1answer
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Cannot connect to wireless in Lubuntu 14.04

I have tried all afternoon to fix this, but now I give up. I am trying to set up an old XP PC with Lubuntu 14.04. It works perfectly fine, except for the wireless connection. Connecting with ethernet ...
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2answers
224 views

Script to extract/push a list of wireless configurations including passwords?

I need to configure a set of new machines. They all need a set of common WLAN connections I currently have on my machine. I know how to manually retrieve the settings including the passwords using the ...
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2answers
7k views

Internet becomes unavailible after connecting through vpn

I am connecting to vpnc which breaks my internet connection. I understand, that this is because all my traffic is forwarding to vpnc now, so the problem is about routing. So, how can I manage my ...
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2answers
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DSL connection problem after installing Ubuntu 15.04

I have just installed Ubuntu 15.04. I tried to connect with my broadband DSL connection. When I entered the cable it was showing that it could recognize the cable. Then from edit connection I added a ...
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1answer
2k views

Is there a standalone graphical application for configuring Network Manager?

I was working through a kiosk computing question yesterday. Somebody is trying to deploy Ubuntu as a single-application appliance in a way that they can hand the machine to a client and it'll let them ...
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1answer
2k views

How to connect to a L2TP VPN given some info from a sysadmin

I have been given some details of a VPN I am meant to connect to, and can't for the life of me get it to work under Kubuntu. The info I have been given is (fake values substituted where appropriate ...
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Why Network Manager Can't Detect My ZTE USB 3G Modem!

I am using ubuntu 12.10. I use a ZTE USB 3G Modem to connect to internet. I connect that modem through a driver software which was provided with the modem. This modem works fine. I can browse , use ...
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1answer
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selectively route traffic in split-VPN 12.04

I often work remotely. I use the Network Manager to set up my VPN connection, which has worked pretty well. The VPN I have set up currently using the Password with Certificates (TLS) type. What I ...
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1answer
629 views

How do I disable network connection at prelogin?

--- This question is related to Ubuntu 12.10, since previous versions did not connect to network before login --- I had a bad boot today: the Ubuntu screen was blocked at startup time, after a green ...
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3answers
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System hangs on shutdown if Windows network drive in fstab

I added a Windows network drive (accessed using WiFi) in my fstab about a month ago: //Server/Location/foo/bar /media/myNetworkDrive/ cifs ...
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1answer
551 views

Network Manager icon disapear 14.04

After installing hostapd (Ubuntu 14.04) Network Manager icon disappears. Even after removing hostapd, still Network Manager icon is not appearing. During boot up: Waiting up to 60 seconds to ...
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2answers
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Losing wired connection after upgrading to 13.10

Nothing much to say. After upgrading from 13.04, Ubuntu/Kubuntu holds a wired connection for a few seconds and then drops it. I can untick "Enable networking" on the Network Management tray icon and ...
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1answer
463 views

NetworkManager run script before connection based on SSID

Is it possible to have NetworkManager run a script before it connects to a wifi network and pass the SSID of the network to the script (or just execute a script based on SSID)? I'm switching back from ...
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1answer
303 views

Network Manager Fails to Maintain A Long-Term Connection on 802.11x Networks

I'm good with bugs, but I can't remain connected to an 802.11x Enterprise grade network. It uses Tunneled TLS authentication, with PAP inner authentication. It will connect, but then go and randomly ...
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2answers
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Where should a non-administrative user save a CA certificate?

I have a CA certificate that I use to connect to a WPA2 Enterprise wireless network. Where within my home folder should I store the .crt file? I don't see anything in the Filesystem Hierarchy ...
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1answer
4k views

How can I create a hidden ad-hoc network?

My laptop is hooked up to a wired connection and that is the only way to access the network. So I setup a wireless access point on my laptop via network manager so my phone could connect to it ...
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1answer
523 views

Cannot change Wifi settings, stuck on WEP Security

I just started using Linux and as such do not have a proper knowledge of how to use the command line and all of those sorts of things, so please try to bear with me :). I have been able to connect to ...
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0answers
302 views

Setting priority of wireless networks in KDE Network Manager [duplicate]

Is there a way to determine the priority of wireless networks? The KDE networkmanager applet works fine, but it often connects to the WRONG wireless network by default when multiple networks are ...
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0answers
907 views

How can I get NetworkManager to autoconnect to a Openconnect VPN via nmcli without prompting for a user and password

I am trying to set up a script driven VPN connection with nmcli on Lubuntu 12.10 using Openconnect and NetworkManager and I cannot seem to get it to connect either with the saved credentials or via ...
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1answer
139 views

How to tell network manager not to show wireless AP with poor quality

Is it possible to tell Network Manager not to show wireless access points that have very poor quality or are below a specific quality level. If not, an alternative that can limit the amount of AP ...
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8answers
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How to reinstall network manager without internet access?

Unfortunately, I uninstalled network-manager-gnome using sudo apt-get remove --purge network-manager. I was trying to reinstall it from but without internet connection I cannot do so. What is the ...
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298 views

Restart network with a command without need to provide password

The wireless network on my dell laptop goes away many a times when resuming from 'suspend'. Once I run 'sudo service network-manager restart', it starts to work. I was wondering if there was a way ...
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3answers
227 views

Network (LAN) stops working randomly - reconnecting helps

I randomly have the problem on my 15.04 that the Internet connection via LAN stops working. This often happens directly after boot, but sometimes also just in the middle of a surfing session without ...
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2answers
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How to save VPN passwords with NetworkManger for nmcli?

There are many posts about putting VPN passwords into /etc/NetworkManager/system-connections/<connection>. I can't get any of them working on Ubuntu 12.04. The fields in the questions and ...
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1answer
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How do I use /etc/network/interfaces instead of network-manager

I have 12.04 Desktop installed, how do I uninstall Network-Manager and set /etc/network/interfaces as the default file to resolve my network connections?
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3answers
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Wirless ap-hotspot ubuntu 13.10

I have Ubuntu 13.10 and I created a wireless hot spot using the network setting option and also tried to setup using AP-hotspot. The problem is the one setup using network setting is not showing in ...
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4answers
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In Wired Connection settings save option is getting grayed out

Each time I switch to manual configuration, of wired connection in Ubuntu 12.10, the save button gets grayed out. As soon as I start setting it in Manually, it gets grayed out.Please help ! One ...
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1answer
8k views

OpenVPN is installed but it is not an avaliable option in the network manager

I have installed and used openVPN once before in a previous install of Ubuntu 12.04. I have since reformatted, and now after reinstalling openVPN it will not show up in the network manager. I am ...
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2answers
765 views

Will python scripts be run when added to /etc/network/if-up.d?

To get my system connected to internet, I have to manually login via the web page of my ISP. This is not very convenient. I found a python script online which automates this. it takes the ...
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2answers
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Is there a way to create a shortcut to Proxy preferences in the Launcher?

In my university Campus I need to connect to Internet through a proxy. As I am using a notebook, in Ubuntu 11.04 I set a shortcut in the Launcher to the proxy settings in order to "easily" change the ...
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1answer
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How can I force Network Manager to associate to a specific access point?

in my network environment I have two access points with the same ESSID; one of them is near my desktop and another is in another building. I get signal from both of them, and the connection often ...
4
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1answer
853 views

How can I use NetworkManager in GDM?

I need to connect to a specific wireless network before being able to successfully connect to my user account, since it needs access to a secured LDAP server. The same applies when I am outside of ...
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5answers
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vpnc has stopped working with Cisco VPN gateway Ubuntu 13.04

Recently I've been unable to connect to a Cisco VPN gateway using vpnc even though I had been using vpnc to connect to this same gateway for about a year leading up to this breakage... I'm using the ...
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1answer
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PPTP VPN connects via NM but goes down during SSH connection

I setup a VPN PPTP connection via network manager and it connects correctly (I see the lock near the notification icon and the message "Vpn connection has been successfully...") As soon as I try to ...
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2answers
6k views

Disable Ethernet permanently to speed up boot time

I do not use the wired Ethernet Card. It seems to me that, Ubuntu is always trying in boot time to check the network via eth0, Which consumes some times and I guess this may slow down the boot process ...
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3answers
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nm-applet missing after installing Ubuntu under virtualbox

After installing Ubuntu under VirtualBox the nm-applet is missing. I already tried to restart the applet but nothing has happened. Any suggestions? $ kill nm-applet bash: kill: nm-applet: ...
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1answer
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How do I get a D-Link DWA-140 usb wlan working?

I just installed natty beta 1 and my d-link dwa-140b2 usb wlan dongle doesn't work any more. Any ideas for how to fix it? This is what I get in syslog Apr 12 20:00:16 agda kernel: [ 118.779178] ...
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2answers
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How to set up an ethernet and wireless network using /etc/network/interfaces?

Currently I have ethernet and wireless networks configured through a network manager (further NM) but it seems to be a bit buggy (I need a different MAC for ether which is never applied if using NM), ...
4
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1answer
498 views

Network manager issue: The system network services are not compatible with this version [duplicate]

I have seen relevant solutions in askubuntu and other sites but none worked for me so far. I reinstalled network manager, modem manager, tried to upgrade them and manually install everything, also ...
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3answers
303 views

Does NetworkManager have a limited bandwidth mode?

As soon as I go online via my portable 3G hotspot, all running programs happily start pulling updates (e.g. Gwibber, Thunderbird, Update Manager...) and eat into my traffic quota. Is there a way to ...
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1answer
1k views

How to use VPN over manually set up network bridge (with the primary interface unmanaged by NetworkManager)?

I've set up a network bridge which I'm using to connect KVM virtual machines on my desktop to my home network; I' ve don this the manual way by creating the bridge in /etc/network/interfaces (the way ...
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3answers
10k views

Gnome-Network-Manager Config File Migration

I think I have an issue with gnome-network-manager, I used to have a lot of connections configured, Wireless, Wired and VPN. After upgrading to 12.04 (from 11.10) I lost every configuration. I ...
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3answers
9k views

Why will network manager not allow me save my VPN settings?

I am trying to configure am OpenVPN client on my laptop. I am running Ubuntu 11.10 64-bit. When I open network manager and import the VPN settings from the premade config folder everything takes. The ...
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2answers
913 views

Will the new NetworkManager 0.9 be included in 11.10 and what features will it bring?

Today I read that the 0.9 version of Network Manager which comes with "ton of great changes" (Which actually does not say much ;) ) was released so I was wondering if it will be coming with Ubuntu ...
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2answers
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Enforce VPN connection to access the Internet

I'm using a VPN when I'm online at an unencrypted wifi. Unfortunately, at my university the connection is quite unstable and at every reconnect the VPN connection is terminated and I manually need to ...