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

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14
votes
1answer
5k views

Automatically disable wifi (wireless) when wired?

What's the best way to automatically disable my Wifi/wireless connection whenever I plug in a wired Ethernet cable? I'd like it to be re-enabled when I later unplug the wire. Also, I sometimes like ...
7
votes
2answers
9k views

NetworkManager broken after upgrade to Kubuntu Saucy

I had Kubuntu 13.04 on my ThinkPad X220, and I upgraded to 13.10 and I am not able to connect to a wired or wireless connection. The new network tray icon does not show any entries at all. In the ...
8
votes
2answers
2k views

Exempt programs from using active VPN connection

When I connect to a VPN, all my network traffic is automatically routed through it. Is there a way to add exemptions to that? I don't know if adding exceptions has anything to do with the VPN ...
6
votes
3answers
14k views

Unmanaged network icon - Network manangement disabled

I was having problems connecting to the internet either by wireless or wired connection. I keep getting an icon in the systray that has a tooltip that says "unmanaged" and when I click on it I get a ...
5
votes
2answers
3k views

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 ...
15
votes
5answers
3k views

Will ConnMan replace NetworkManager on the desktop for 11.04?

In the 10.10 release, Unity on the netbook edition used ConnMan. As Unity is now moving to the desktop for 11.04, will that mean that ConnMan will replace NetworkManager on the default Ubuntu desktop ...
7
votes
6answers
24k views

Why doesn't network-manager start at boot?

I think this started happening a couple of months ago when I upgraded from 10.04 to 12.04. Whenever I reboot, network-manager does not start. I have to manually run sudo start network-manager, and ...
5
votes
2answers
23k views

Ubuntu 12.10 - network manager not listing wireless networks

Just recently reinstalled Ubuntu 12.10 on my laptop (dual-boot with Windows 7). Had no problem accessing my home wireless network until today. All of a sudden, the network manager doesn't seem to be ...
4
votes
1answer
3k views

Can't resolve windows domains in local network

I've installed ubuntu on my computer at work because I think it is a perfect system for work which I do but I got some issues. I can't resolve domains from windows DNS server. Basically, we have two ...
14
votes
4answers
14k views

Network Manager or WICD?

A couple of years ago when I first began using Ubuntu I had issues with Network Manager and so I switched to wicd which works perfectly. (I forget the exact issues, but wicd solved the problems) I am ...
13
votes
2answers
19k views

Where are the NetworkManager logs?

A previous poster on the regular forums ( http://ubuntuforums.org/showthread.php?t=843991 ) said /var/log/daemon.log, but I don't seem to have such a file. Do I need to enable logging?
10
votes
6answers
25k views

What are the alternatives to Network Manager for wireless?

I was wondering if there are any GUI alternatives to the Network Manager. It seems, I always run into problems with it (unstable connections, wrong icon shown, wrong notifications, etc.).
6
votes
9answers
19k views

nm-applet does not work Ubuntu 14.04

The network manager nm-applet has disappeared from the unity panel of my Ubuntu 14.04. When I try to run it from the commas line, I receive an error: $ nm-applet nm-applet-Message: using fallback ...
3
votes
3answers
16k views

How to install network-manager without internet access?

I have been trying to install some kind of network indicator to show my current bandwidth usage on the panel on top of the screen so I decided to install ...
2
votes
3answers
2k views

How can I stop getting disconnected from my enterprise WPA2 wifi network every ~ minutes?

When I'm connected to my school's wifi network, which is an enterprise WPA2 network, using PEAP authentication and MSCHAPv2, I get disconnected every 30 minutes to an hour. It won't reconnect, and the ...
1
vote
3answers
6k views

Setting a static IP address.

I'm trying to set a static IP address in 12.10. When I run ifconfig, I find that both lo and wlan0 have downloaded packets. In my /etc/network/interfaces file it says auto lo. Which should I be ...
1
vote
1answer
1k views

Mobile broadband slow to be detected

-- UPDATE 1: relevant syslog lines. -- UPDATE 2: a step further. I was able to solve the GSM modem enable failed: (32) SIM PIN required loop specifying the PIN in Network manager > Edit ...
10
votes
3answers
9k views

No Network Manager icon in the notification area, so I can't use my VPN connection

I've added a VPN using System > Preferences > Network Connections. However, I can't see how to switch it on, because there's no Network Manager icon in the notification area! nm-applet is running as ...
7
votes
3answers
12k views

Where does network-manager store WPA keys when “Available to All Users” is ticked?

When you connect to a new SSID network via the network manager applet, the key for that network is stored in gnome-keyring under the "login" keychain. But when you then change (edit) that network to ...
4
votes
3answers
4k views

cannot connect with huawei e173 after upgrade to 12.10 using network manager

Since upgrade from 12.04 to 12.10 I can't connect to internet using mobile broadband modem Huawei e173. It worked earlier without problems and now it seems to be properly recognized (at least its ...
3
votes
1answer
5k views

Why has wireless disappeared after my 12.10 upgrade?

I just upgraded to 12.10 on my Lenovo B570 laptop. NetworkManager isn't displaying a submenu for wireless connections at all, even though I downloaded the update through the wireless connection. This ...
2
votes
1answer
3k views

Internet disconnects by itself and never reconnects unless system restarted

I am using Ubuntu 13.10 and a wireless internet from a modem "Reliance Netconnect" for the internet. I've installed Ubuntu two days back along with my Windows system. So here's a detailed summary of ...
1
vote
2answers
63 views

wifi still sleeping when resume

When I put my desktop in hybernate and then put it back on the wifi is gone. It is simular to the problem described here. But to fix it you have to run a command sudo nmcli nm sleep false. But the nm ...
1
vote
1answer
603 views

14.04--Routine update killed network-manager, unable to connect to any networks [duplicate]

I am running 14.04 LTS on a Dell XPS 13 9343. Today I did a routine update through Software Updater and restarted when it prompted me. When I logged back in I had no internet connection and no icon ...
0
votes
2answers
1k views

How to re-compile NM0.9 with enabled wimax?

I found that the new Ubuntu comes with the Network Manager 0.9, but without the enabled wimax support. Please, give some advices how to re-compile it with --enable-wimax features. Thank you.
40
votes
9answers
98k views

How can I use a .ovpn file with Network Manager?

I have a .ovpn file with my VPN config - it works fine when I do sudo openvpn --config ~jrg/Documents/vpn-config.ovpn in the terminal, but I'd like to use Network Manager. How can I do this?
13
votes
4answers
50k views

How to restart WiFi connection?

I think I do not have problem with hardware. Sometimes the WiFi connection simply disconnects, apparently. So this is not necessarily the same as this case, I might not need to reload any modules. ...
20
votes
4answers
15k views

Use Network-Manager to connect to a WiFi Access Point on the command-line

I'd like to connect to a wireless access point from the command-line. Ideally, I'd only need the name of the AP. But the hardware-address would work as well. I know I can use nmcli to connect to a ...
10
votes
6answers
28k views

How to automatically connect to VPN with Network-Manager

I do have a working VPN connection. Now I want this VPN connection to automatically activate when I'm in a certain wireless network. Is there a non-intrusive graphical way using ...
8
votes
2answers
8k views

Can't connect to PPTP VPN with ufw enabled on Ubuntu 14.04 with kernel 3.18

Suddenly VPN disconnected and can't reconnect no longer on kernel 3.18.1, so I try to install kernel 3.18.2 but my problem still exist. But I can connect to VPN with 3.14 kernel easily. The output of ...
7
votes
6answers
7k views

NM-applet's VPN menu disappears

I spend my days hopping between VPN connections in Ubuntu 10.10 and this is becoming severely annoying. What happens is that every once in a while - typically several times a day - when I click on the ...
6
votes
3answers
5k views

“The system network services are not compatible with this version” - ubuntu 14.04 [duplicate]

"The system network services are not compatible with this version" - ubuntu 14.04... I didn't even update anything thing.I have everything in network manager ....and I'm unable to connect to any ...
15
votes
4answers
26k views

What is my DNS server?

My /etc/resolv.conf looks like this: # Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8) # DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN nameserver ...
9
votes
3answers
43k views

Network is not working anymore - Ubuntu 12.04

I have a problem with my network connection. I have been using the same laptop with Ubuntu and the same connection for more than a year, and suddenly yesterday the connection stopped working (both ...
34
votes
6answers
48k views

How can I troubleshoot “VPN Connection Failed”?

Is there anyway to get an error log for a failed VPN connection attempt? All I get is this notification and I have no idea where to go from there:
14
votes
1answer
7k views

How can I disable the DNS that Network Manager uses?

Ubuntu uses a DNSMasq instance for Network Manager starting in 12.04 - how can I disable it?
6
votes
2answers
8k views

Network Manager, create multiple lan connection configuration for the same wired card

How can I create in Network Manager, multiple wired lan connection configuration for the same wired card? I use to move between a lot of offices where I need to change my network config (IP, Mask, ...
3
votes
2answers
5k views

Why do none of my local servers resolve?

When I try to ping or browse using a web browser certain domains names that we host on our local network, it does not work. Yet, dig and nslookup correctly return their details. What do I need to do ...
17
votes
2answers
9k views

Where to add the Pre-Shared Key for the Server Authentication with Network Manager for L2TP/IPSEC?

Previously, I was trying to figure out how to install the L2TP/IPSEC manager code. I guess Ubuntu/Canonical switched away from OpenSwan to StrongSwan, but didn't really announce it. So that was ...
11
votes
1answer
4k views

Set specific interface for internet access

I have a machine with three network interfaces running Ubuntu 12.04 LTS, 64-bit, kernel 3.5.0-49. I am using all three interfaces. Two of them are connected to LANs (eth0 and eth1) and one is ...
9
votes
6answers
4k views

How to know what DNS am I using in Ubuntu from 14.04 onwards

(A follow up to similar question for 12.04.) Prior to Ubuntu 12.04, you may see the active DNS in /etc/resolv.conf. In Ubuntu 12.04, NetworkManager no longer works with the file. You have to directly ...
7
votes
2answers
6k views

How can non-admin users connect to Wi-Fi networks?

I'm trying to configure PolicyKit so that other users are allowed to configure Wi-Fi connections, but my changes don't seem to bring any results at all. When a non-admin user tries to connect to a ...
5
votes
1answer
25k views

How to connect to WiFi from Lubuntu?

After add the Manage Networks icon into the panel, I can see my Wi-Fi network on the list. So I click on the SSID and it prompt for a password. I enter the right or wrong password but nothing happens. ...
2
votes
2answers
3k views

No “ENABLE BROADBAND” option in network settings of ubuntu 12.10

i used to use 12.04 LTS and had the same problem..upgraded to 12.10 as i have read somewhere that 12.10 has a fix for it...but i still face the same problem.. *i have wvdial...usb-mode switch packages ...
1
vote
1answer
1k views

Network devices unmanaged after resume from hibernation in Ubuntu Gnome 13.10

After confirmation that hibernation/resume worked well with sudo pm-hibernate, I enabled hibernatation on /etc/polkit-1/localauthority/50-local.d/com.ubuntu.enable-hibernate.pkla to get the option in ...
0
votes
2answers
1k views

Ubuntu 12.04 - Network Manager Problem In System Tray

I am using Ubuntu 12.04 and I installed fallback version of desktop. I have a problem about my network manager in system tray. I can see network manager but no button is working in network manager in ...
10
votes
3answers
13k views

gray button for saving “editing VPN connection” in Ubuntu 12.04

I have installed 12.04 and setting up the OpenVPN via network manager. the network-manager-openvpn-gnome is installed, and I can open "configure VPN..." and see "Add VPN", however I can not save my ...
9
votes
1answer
3k views

Make wifi preferable over wired connection in Ubuntu 14.04?

How do I make Ubuntu choose wifi connection over wired connection when both are connected to internet? I edited the Ethernet connection to route using the preference "Use this connection only for ...
9
votes
2answers
11k views

How can I add the Network Manager Applet to the panel after removing?

In rearranging the panel, I removed the Network Manager Applet. I tried to add it back, but it doesn't show up in the list (Add To Panel). I can start it up and see it as a running process ...
7
votes
1answer
242 views

What packages add support for different VPN types to Network Manager?

What VPN types does Network Manager support, and what packages do I specifically need to install to allow the support of those VPN protocols?