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

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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 ...
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votes
2answers
2k views

Trying Network Manager's replacement ConnMan

I'm aware that Network Manager is going to be replaced by ConnMan. How can I try it out? EDIT I installed indicator-network and it's dependencies, so how do use it? Oh, and I'm on 10.10's Unity. ...
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3answers
18k views

OpenVPN GUI client for UDP/TCP

Is there any easy solution for OpenVPN being executed from Desktop for non technician people so they only push a button and get connected to a external VPN? Most of my colleagues are non Linux ...
4
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2answers
321 views

How to know what DNS am I using in Ubuntu 14.04

(A follow up to similar question for 12.04.) Prior to Ubuntu 12.04, you may see the active DNS in /etc/resolve.conf. In Ubuntu 12.04, NetworkManager no longer works with the file. You have to ...
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3answers
7k views

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 ...
4
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2answers
104 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 ...
4
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1answer
9k views

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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2answers
2k views

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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2answers
13k views

What do I put in the “Search Domains” field?

This one has always confused me. What do I put in this field?
4
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1answer
825 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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1answer
19k 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. ...
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5answers
9k views

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
1k views

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
5k 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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8answers
23k views

12.04 wired network doesn't work RTL8111/8168B

its a fresh 12.04 install 64bits. wifi works fine, wired stays off with cable connected and network-manager shows as if cable is disconnected. Turning off networking lights up my network-cards leds, ...
4
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1answer
16k views

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
3k views

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), ...
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3answers
282 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
981 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
15k views

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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3answers
9k 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
8k 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
912 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
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 ...
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3answers
27k views

XFCE4 Network Manager

My standard Kubuntu 10.04 installation works perfectly but now I'm trying the lighter xfce window manager. I can't find any gui tool to configure networks. Someone on the web talks about the gnome ...
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6answers
2k views

No internet access even though the wireless indicator shows 100%

The problem is, my Wireless network connection cannot connect. It's only worked if I plugged in the cable and then used the Internet for a while, after being assured that I am connected, I will ...
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4answers
6k views

How to display UMTS signal strength?

Using a random UMTS USB stick (Huwei 160 or something like this) works an current Ubuntu pretty much out of the box and the setup via network manager (nm-applet) is convenient. But it does not ...
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2answers
7k views

How to debug VPN Connection Issues (13.10)

I'm trying to connect to a work VPN, but every time I attempt to connect it fails. The VPN has been configured in the Network Manager UI and the connection is being started from there too. I have ...
4
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2answers
209 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 ...
4
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1answer
221 views

Access top panel sub indicutors sub-menu items without mouse

I am using Ubuntu 12.04, Is there any way to access network manager menu at top panel(indicators area) without mouse ? may be like we access menu of application by Alt - it will be very convenient. ...
4
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1answer
5k views

NetworkManager refuses to manage my WLAN interface

I'm using Ubuntu 12.10 with Gnome 3.6 on a brand-new Samsung NP900X4C. The installer detected the wireless adapter, took in the SSID and WPA passphrase, wrote these into /etc/network/interfaces and ...
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2answers
3k views

Awesome WM Does not Search for Wifi Networks?

When I start Awesome WM, it works fine but it does not start the daemon/application that searches for and connects to wifi networks. How to make it do that both on startup as well as on demand since ...
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2answers
3k views

Atheros AR8152 ethernet connection not recognized

tried a lot of different answers people gave around the web... none of them worked I get wireless internet and all.... but whenever I tried going wired it doesn't even recognise the option of a ...
4
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1answer
541 views

How can I prioritize wireless networks with network-manager

Mostly I use my laptop in an environment where different wireless networks are available and I would like to preferably connect to one of those and only fall back to the other one if that one is not ...
4
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3answers
2k views

Persistent 3G connection with network manager fails [closed]

I maintain a persistent 3G connection on a remote device using network manager. However, every so often, the link fails and then does not restart itself. I managed to identify an occurrence of this in ...
4
votes
2answers
468 views

Can two networks be activated on the same physical connection in network-manager?

I want access to two networks: a PPPoE network: for external computers (www, etc.) IP(dhcp), DNS, default route a LAN for access to other local computers (local file sharing) IP(dhcp), no DNS, ...
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2answers
2k views

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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3answers
852 views

Can't connect to WiFi after suspend

After resuming from suspend, the Network Manager detects my WiFi signal, but eventually gives up when trying to connect to it. These fixes did not work: $ sudo restart network-manager $ sudo nmcli ...
4
votes
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 ...
4
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1answer
3k views

How can I access debug info for failing VPN connection via Network Manager? [duplicate]

I have a VPN connection set up via the Network Manager. Today it failed because I forgot make the key files accessible, once I made them accessible, it worked. Yay! But, what if I hadn't remembered? ...
4
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3answers
1k views

NM applet dropdown options not working

I recently realized the dropdown options from my nm-applet are no longer working. But I can still control the network configuration by going through the dash. This happened very recently. I only ...
4
votes
1answer
4k views

12.04 - network manager not started at boot

I am on Ubuntu 12.04, 64-bit, fresh install. I have a wired connection (eth1 interface), the IP address is assigned by DHCP, and PEAP authentication (wpa_supplicant) is set up. My problem is that ...
4
votes
1answer
1k views

Random disconnects with an Atheros AR5008

For the most part my Wireless network works perfectly fine. But about once a day, at random times I get disconnected and the key ring authentication for my wireless pops up. All of the correct ...
4
votes
2answers
1k views

USB WiFi is detected but can't connect

I have recently purchased a USB WiFi adapter with a Realtek chipset for my netbook. Network-manager detects it well enough and can see my home WiFi network too, but when I try connecting I am just ...
4
votes
1answer
2k views

Show/Hide either top panel or NetworkManager Applet from command line

We're deploying application specific netbooks to users at a variety of sites. These are basically mobile kiosks that have very limited functionality. Since we can't predict everyone's connectivity ...
4
votes
2answers
2k views

I cannot create ad-hoc wireless networks and stay connected. How can I fix this?

I'm on 11.10, and no wireless networks I create are staying connected. I had created one called "cookie" many moons ago, then deleted it some time after upgrading to 11.10. Strangely, that network ...
4
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3answers
7k views

Auto-connect to hidden wireless without elevating privelege

When I boot my laptop into Ubuntu 10.10, the wireless won't automatically connect; it is configured, and I can get a connection using "Connect to Hidden Wireless Network..." and selecting the name ...
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4answers
2k views

Why is my network manager so slow to start?

Ever since I installed 10.10, the network applet stays with a red exclamation point for about 10 seconds. I don't know why this is happening. Please help me, this is very annoying! I didn't have this ...
4
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1answer
293 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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1answer
1k 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 ...