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

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Problems With 64 bit OS

Just as title said I'm having a lot of problems with installing 64-bit OS. Last week I installed Ubuntu 15.10 64-bit on my laptop. The installation was perfect, no error, a clean wipe HDD install. ...
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26 views

Repairing Network Manager Packages From Live USB?

I'll be honest here, I'm pretty new to Ubuntu and Linux here with my only experience being minor to moderate Command Line usage in Windows (it's REALLY not as scary as many make it out to be) and the ...
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Automatically connect an Openconnect VPN connection

I installed the network-manager-openconnect package and uses it to login to my Openconnect VPN server. The connection works, except that every time I start the connection a two step dialog box pops up ...
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What does “NM_IS_SUPPLICANT_INTERFACE (self)' failed” mean?

I'm using Kubuntu 15.10. Sometimes the wireless connection stops. Using the command sudo service network-manager status, I found these messages: mar 31 22:06:08 mycomputer nm-openvpn[26955]: NOTE: ...
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53 views

Ubuntu create Wi-Fi hotspot - WPA not available

I am using Ubuntu 15.04 and I have a wired internet connection, I am trying to create a Wi-Fi hotspot to share with my Android phone as given in How to create an access point in Ubuntu 15.04 to ...
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30 views

WiFi not working on Ubuntu 14.04.3, with driver Atheros Qualcomm QCA9565 in laptop lenovo B40

Here I had an error on my ubuntu .. Wifi not working Usually, if something goes wrong like this I run the following syntax $ sudo service network-manager restart And it succeeded But this time I ...
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1answer
31 views

Avoiding requirement to type sudo ifdown br0 && sudo ifup br0

My network settings requires me to type sudo ifdown br0 && sudo ifup br0 to kick it into life after a reboot. How can I avoid having to do this? My /etc/network/interfaces has: auto eth0 ...
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28 views

Ubuntu 14.04.04 server version is crashing

We are running openstack kilo HA deployment on Ubuntu 14.04.04 server. All the functionalities are working fine. But Compute and controller nodes are crashing after running the openstack for few ...
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17 views

How to limit network-manager to a single interface?

Is it possible to give network-manager control over single interface only? Such that further added devices are not controlled by nm by default. I would like to assign it to a specific wireless ...
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1answer
44 views

Problem With onBoard Wireless Network Card in Lenovo Laptop Ubuntu 15.10v

Not long ago unexpectedly my wifi stop working, luckily i had a usb-wireless-card. when i connect to wifi with my usb-wireless-card it's all ok but when i unplug it it still gives me what wireless ...
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63 views

Suddenly can't connect to my home network (WiFi)

I've been using Ubuntu on my laptop for about 8 months, and have never had a problem connecting to my home wireless network. But all of a sudden, I am unable to connect. I can see the network, and the ...
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31 views

Making Xubuntu equal or better than Mint XFCE

We like Xubuntu a lot but Linux Mint XFCE has a few items making it better. One item that stands out in Mint XFCE is the nm-applet in the panel that lets you know there are updates. You just click on ...
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23 views

Working with multiple machines

I'm very new to Ubuntu and Linux. I have a program that I've written in python that will take a long time to run on one machine; therefore, I've got four additional machines on the way. They will ...
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17 views

IPv6 privacy extension tab missing form network manager

I have two machines. One running Wily Werewolf Ubuntu 15.10 and the other running 14.04.4 LTS, Trusty Tahr. Whatever you call the network connection app in the upper right-hand corner of the screen ...
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47 views

Aquaris E5 HD (Phone) wifi settings

Not too sure if this is the right place to pose this question, so it not please let me know where it should go. I have recently brought an Ubuntu phone (Aquaris E5 HD). On the whole I like it, but ...
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20 views

Dlink DWA-125 connection quality always 0

I use DLINK DWA-125 on my PC as my network card doesn't support wireless connections and have an issue with my adapter using Ubuntu 15.10. I can see a lot of WiFi spots but the connection quality is 0 ...
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14 views

NetworkManager StrongSwan No Certificate

I have used vpnc to connect to a VPN successfully, but it has that bug that it disconnects after 8.5 hours. I want to use StrongSwan. It asks for a certificate. I don't have a certificate. In vpnc, I ...
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2answers
93 views

hostapd hotspot will only appear when ethernet is plugged in

This has been driving me nuts all day. Im using a fresh Ubuntu 15.10 on an odroid UX4 & Wifi Module 4 (RT5572N chipset) What I want is: automatically start hotspot on boot + ability to hotplug ...
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42 views

OpenVPN connected but internet is blocked

I've installed OpenVPN on fresh debian 8 from this tutorial. Connecting from Ubuntu works fine but I can't connect to any ip or dns address but the ip of my vpn. Pinging anything from vpn server works ...
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21 views

trouble connecting to a wpa-eap network by wpa_supplicant

I am trying to connect to a wpa-eap network with wpa_supplicant. My device gets connected but within seconds it disconnects saying reason=2. Output when running wpa_supplicant: # wpa_supplicant -i ...
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92 views

USB Modem Stopped Working Ubuntu 15.10

I use a MTS MBLAZE modem(created by ZTE) to connect to the Internet. Normally Ubuntu automatically detects the modem and in a few seconds shows a notification that "Mobile Broadband Network. you are ...
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33 views

how to see the connected device to my hotspot in ubuntu 14.04

I am using Ubuntu 14.04 and I have make a wifi hotspot using kde-nm-connection-editor. Now I am looking for a way to I can see the device that connected to it. I try nmap but that what I have got ...
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1answer
31 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 ...
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14 views

Reconnecting network drives in fstab when changing network

I have a couple of network drive entries in /etc/fstab, and they work great as long as I'm connected to the same network from boot to shutdown. If i try to change to another WiFi (or LAN), or if I put ...
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23 views

Network-manager: secure storage of VPN private key

I'd like to configure a connection to an OpenVPN server using network-manager. The VPN provider gives me: A user certificate: user.crt A server certificate: ca.crt A private user key: user.key ...
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19 views

Mac address changes every time I tether

Until I did a fresh install of 15.10, whenever I turned on tethering on my phone and it was plugged into to my pc via usb, ubuntu used to connect to my phone and then to my vpn, as I had setup network ...
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How to have the same ip range for a bridged network - Ubuntu Gnome 15.10

I am using an old computer on ubuntu 15.10 to extend my wifi network to ethernet only devices, I used the "Share to other computers" option to bridge my wifi to the ethernet and hooked the ethernet ...
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57 views

WWan Interface Disabled - how to get it enable and work properly

I check my hardware with following command: sudo lshw -C network Output *-network DISABLED description: Ethernet interface physical id: 1 logical name: wwan0 serial: ...
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23 views

Ubuntu 14/15 on hp pavilion cutting net connections after first http request

I finally decided to give my windows 10 a boot and switch to Linux. So, I created a bootable Usb drive with pendrivelinux, wiped out my Windows and installed Ubuntu 14.04 from Usb. The installation ...
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36 views

Re-use wifi network settings across different wifi usb dongles

I have 3 odroid wifi module 4 usb dongles (RT5572N chipset) that, for various reasons, I need to be interchangeable. I set everything up with one, connected to a couple wifi networks and all is fine. ...
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1answer
50 views

Ubuntu 14.04 no longer detecting eth0

I have set my eth0 to Shared Internet with other and that used to work. I can't figure out what I may have done to break this, but the eth0 doesn't seem to detect the link ... sometimes it does and ...
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Network disconnects precisely at same time [closed]

I have network disconnections with my laptop and they occur only when I work at home. The wired and/or wireless network disconnects at the same time approximately : 10:10 AM then 10:20 AM. To get ...
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Wired internet connection lost 5 min after reboot

The wired internet connection is dropped approximately 5 min after a reboot. Running sudo dhclient restores the connection. Once restored, the connection is ok until next reboot. I think the problem ...
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60 views

Get wireless access points name or ssid which do not prompt for password using shell script in ubuntu

I just want to get wireless access points name or ssid list which do not prompt to enter password using shell script in ubuntu. Or I can say that I want to get ssid or wireless access point name list ...
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2answers
33 views

stop Network Manager from Terminal

I'm following these instructions and got as far as the command sudo stop network-manager where I received the output stop: Unable to connect to Upstart. According to this post I should use the command ...
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1answer
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Connected but no internet access in Ubuntu 14.04

I have been using this broadband connection for a long time. Suddenly it stopped working, it shows "Connected DSL connection 1". But whenever I try to browse any website, it doesn't load and shows ...
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70 views

Can't connect to WIFI Access Point in 14.04

I am using Ubuntu Trusty Tahr (14.04). I have my WIFI driver installed properly. When my computer starts, and if an Access Point is saved, it will connect to it. It works fine for 5 miutes or so ...
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24 views

MAC address always changes

I have a host PC with a MATE desktop. And also i have embedded devices(beagleboard , edison etc.) . When i am working on them i share my internet/network by ttyUSB. But whenever i close them my host ...
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38 views

VPN error “Socket bind failed on local address” “Address is already in use”

I'll try not to make this too wordy. I know nothing about Linux or VPN but I'll try to follow instructions and give any additional information you need from me. I've installed OpenVPN successfully ...
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38 views

Network restart is showing errors

In a VirtualBox, I am running Docker services in 3 Ubuntu Trusty VMs. I have to make them communicate with each other. For this, static IP needs to be set, and all VMs need to have different INet IP. ...
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14 views

How i can connect to multiple vpn at same time [duplicate]

I need connect to multiple vpns at same time (10 networks with different ranges of ips that do not conflict) in same computer. I do not want to navigate through them only access each network ...
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2answers
230 views

Laptop can't connect to wired internet

Ubuntu 14.04. It detects wired connections but can't get an IP address. I've tried it with different wired networks and each time had the same problem, both with nm-applet and wicd. My other computer ...
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32 views

Ubuntu Wifi connect button greyed out

I just performed a fresh install of Ubuntu 15. I having trouble connecting to the WIFI network at my school. I type in the username, password but the "connect" button remains greyed out. I'm ...
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49 views

hostapd-wpe not working but wireless adapter supports AP mode?

Sorry if this has been asked already, but I just couldn't find any questions that had solutions which actually worked for me. I've basically downloaded hostapd-wpe, patched it, ran make and ...
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1answer
48 views

How to disable NetworkManager on Ubuntu 15.10? [duplicate]

I already tried: Commenting out exec NetworkManager in /etc/init/network-manager.conf. echo "manual" | sudo tee /etc/init/network-manager.override However, ps aux | grep NetworkManager always ...
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32 views

Choose specific internet interface, when using additional local wired connection simultaneously?

I have seen Set specific interface for internet access and How to set up dual wired and wireless connections?, which essentially ask the same as this, however the answers there doesn't work for me, so ...
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1answer
50 views

How to disable show password?

I work for a school and I want to disable this part. When ever the network goes down and it has to reauthenticate, the kids have a chance to see the password. How can I disable that part?
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Can't enter edit connections and Network Manager logo says I'm not connected but I am connected

Title says all but it's really weird. Network Manager logo says I'm not connected. But I am connected to internet. I can download apps and things via terminal but I can not use Software Center because ...
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NetworkManager does not start / fails to start and they say it's not a bug (#1489154)

After rebooting, NetworkManager all of the sudden has stopped working. Its icon appeared in the tray, then disappeared, then appeared again and so on 3-4 times. All my config files are correct, I ...
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1answer
81 views

Wireless connection dropped randomly

I have a fresh install of Ubuntu 14.04.04 which I installed side by side Windows 10. I have the problem that my wireless connection drops randomly. When I start the system it is all fine, but after ...