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

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The network manager nm-applet has disappeared from the panel of my Ubuntu 14.04 and I don´t have connection to internet [duplicate]

When I try to run it from the command line, I receive an error: ** (nm-applet:2403): WARNING **: Could not initialize NMClient /org/freedesktop/NetworkManager: The name org.freedesktop.NetworkManager ...
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15 views

PPPoe network errors

I am trying to connect wired pppoe network on ubuntu 14.04 I have referred : https://help.ubuntu.com/community/ADSLPPPoE network manager says "device not managed" I followed the setup ...
0
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1answer
33 views

Unable to create wifi hotspot .. even kde is not working .. all this happened after updating in 15.10

When I click the connect to hidden wifi network , It has stopped to show the list of all hotspots I previously connected to, So i tried to check in settings->network->use as hotspot, Even this failed ...
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110 views

14.04 wifi symbol missing; no Internet

Update: HERE is the solution: upgrade made all network manager and wireless disappear in Ubuntu this morning Original Post: Internet used to work just fine yesterday. But now I got this Issue: No ...
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0answers
79 views

Wifi connection problem after updating [duplicate]

The thing is that I need some help with my Ubuntu 14.04. After running an update and rebooting my system, I am not able to connect to WiFi or any other networks. It says: The system network ...
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37 views

Cannot connect to network but works in safe mode

I have had Ubuntu 14 on my computer for a few months and have had little problems connecting to my wired connection. Today I had a problem with booting from my machine that I could fix after booting ...
1
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1answer
328 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 ...
4
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1answer
521 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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15 views

ubuntu vm unable to take ip via dhcp

I copied a ubuntu vm from an esxi server to a vmplayer. I want make the vm visible into the network so I enabled dhcp. My /etc/network/interfaces looks like this: auto eth0 iface eth0 inet dhcp ...
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0answers
123 views

Network manager no longer functional after most recent sudo apt-get upgrade

I am on 14.04, kernel 3.13.0-64.generic #104. I did sudo apt-get update && sudo apt-get upgrade and the network manager no longer works. Is anyone else experiencing this? sudo lshw -C ...
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4answers
940 views

The system network services are not compatible with this version Ubuntu 14.04

I have Ubuntu 14.04 LTS installed on my PC. I have created some new accounts and then after I logged in to my own account there was no internet connection. When I try to open the network settings I ...
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2answers
51 views

Is there a manual “scan for Wifi networks now” in Network-Manager?

Background Most mobile OSes have a button to re-check for new Wifi networks. In Ubuntu I know I can type iwlist wlan0 scan and see the results printed disable and re-enable Wifi in the Network ...
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14 views

nm-tool command does not give ipaddress

Im trying to use nm-tool to get the default gateway address but does not list everything. Here is my command and output. vagrant@vagrant:~$ nm-tool NetworkManager Tool State: connected (global) - ...
39
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5answers
12k views

Last upgrade crashes network manager (no internet connection, no applet)

While upgrading today, something caused my wireless network manager to disappear. Not even connecting via wired connection. This error is being shown by files: **(nm-applet:2716): WARNING **: Could ...
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62 views

The ethernet cable is not detected

I updated my Ubuntu 14.04 lts, but after I rebooted it, it didn't detect the ethernet cable. I tried opening the network manager but it says that the network services are not compatible with this ...
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0answers
26 views

Problems adding an interface to resolv.conf

I'm having problems with my network, and it it just with Ubuntu. If I do: ping www.google.com ping: unkown host www.google.com But: ping 64.233.198.147 Gives me ping. Info: Ubuntu 15.10 ...
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25 views

Lenovo ThinkPad R61 on Ubuntu 15.10: Mobile broadband USB stick needs annoying number of trials until it eventually connects

I'm on a Lenovo Thinkpad R61 running Ubuntu 15.10 and have been doing so since 8.04 with this machine. Since a few weeks, maybe 2-3 months I've been experiencing troubles with the wireless broadband ...
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2answers
136 views

WiFi failure in Ubuntu 14.04

My WiFi connection's been working fine for months and suddenly conked out. It's not the WiFi itself, as my phone and other machines can use it fine. It's my computer that can't connect to it (nor to ...
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0answers
58 views

airodump-ng fopen failed: No such file or directory

I was trying to test a wpa wifi network. I wrote the following command airodump-ng -c 11 --bssid 34:5B:34:7B:AC:66 -w /root/Desktop/ mon2 Note: The BSSID I have posted here is wrong for of course ...
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0answers
57 views

Ubuntu-GNOME - nm-applet icon just disappears when usb-tethering is active

I don't actually use UbuntuGNOME distro, but rather installed ubuntu-gnome-desktop package on the stock unity-based version of trusty. All other things are smooth after transition, except this one ...
0
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1answer
38 views

Ubuntu 15.10 Wifi Hotspot

As of now i can only create Access Point (AP) wifi networks with open security. I want to add WPA protection to this hotspot. However whenever i try add this the option is always greyed out. I have ...
0
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0answers
37 views

Ethernet not working but wifi does

I have never used ethernet on my pc since install. Now I tried to connect it and it seems to try using 802.1x security(asks for credentials) on my home network.When I try to disable that security, I ...
0
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0answers
19 views

What alternatives are there to NetworkManager? [duplicate]

I am relatively new to Ubuntu 15.10 (with gnome), formerly using openSuse (with kde). So far, my impression is that Ubuntu (or gnome?) is not as good as openSuse (or kde?) in using internet. My ...
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19 views

NetworkManager won't auto connect with a VPN set to auto

Up until about a week ago my ethernet and VPN were automatically connecting fine, but now if I have "Automatically connect to VPN when using this connection" checked the network fails to connect ...
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15 views

Ubuntu 12.04 Server turning up 6RD router functionality + tunnel

I need to use my Ubuntu 12.04 server to set up an IPV6 6RD router and create a tunnel from server for use with testing via Spirent Test Center. Cannot get tunnel to set up. Following standard ...
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39 views

Laptop DNS broken after use on another network

I have a laptop running Xubuntu 12.04 Desktop 32bit. It was a clean install about 3 years back. I took it abroad recently and used it on somebody else's network. I was getting intermittent name ...
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0answers
7 views

Ubuntu 15.10 Network Interfaces Name [duplicate]

I have just installed (fresh-installation) over VMware Workstation 10 an Ubuntu 15.10 64-bit virtual machine. Here, network interfaces names have been changed from 'ethX' to 'enXXXX'. My target is ...
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14 views

Network Manager does not store Passwords any more

Since I updated to v14.04 I have the following issues with my Network Manager - accessing VPN (openvpn) profiles takes a long time ~1min - executing VPN (vpnc) profiles takes a long time ~1min - ...
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1answer
19 views

Can the hotspot created in XUbuntu visible to windows devices?

I created a wifi hotspot in Xubuntu following the steps in : How to setup an Access Point mode Wi-Fi Hotspot?. However I noticed the following : 1. My OnePlus one device was able to see the wifi ...
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34 views

WPA2 and EAP cannot connect like other devices

My company uses WPA2 Enterprise encryption. I entered everything like so. I have seen this issue a couple of times on this forum, but I have a slightly different question. We connect to this WIFI ...
0
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1answer
29 views

My laptop cannot detect wifi

Please help me to solve my problem,the following is detail of my device http://paste.ubuntu.com/14575114/ ########## wireless info START ########## Report from: 19 Jan 2016 20:18 WIB +0700 Booted ...
0
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1answer
117 views

How to configure rtl8723be to detect wifi networks (solved for HP laptop)

This condition is associated with: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1240940 I am using a rlt8723 wifi card with Kubuntu 15.10. The card is configured as shown: ifconfig: ...
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115 views

Mobile broadband somehow did work in Ubuntu 15.10, but fails now

I recently switched from openSuse (KDE) to ubuntu 15.10 (Gnome). I'd like to use a mobile broadband Huawei USB stick, that did work in openSuse. However, I am having trouble using it in ubuntu. For ...
0
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1answer
39 views

Wifi doesnt work after wake from suspend

After waking from suspend, my wifi doesn't work. I'm using a USB wifi adapter. In the Network Manager indicator dropdown, "Enable networking" is checked, "enable Wi-Fi" isn't appearing at all. When ...
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15 views

High latency spikes BCM4352

Here's the facts: Using Ubuntu 15.10 Using network-manager (also tested with wpa_supplicant) Using bcmwl_kernel_source (unable to compile broadcom_sta, other kernel_source versions are not working) ...
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1answer
27 views

How to moniter network usage through my Dongle, not laptop

I have been using nethogs to track my network usage but it seems to only track usage to and from my laptop. I would like to track all usage that passes through my mobile wifi unit. I have allowed ...
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23 views

Setting wlan static ip for ubuntu 14.04 laptop

I have read related links and followed them.. standard solutions of editing /etc/network/intefaces have worked fine on other laptops but not working on one of my laptops.. Here is my ...
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12 views

Can't connect to my class network

For some reason I can't connect to my computer science class network. We all have our own UN and PW. I have no problems connecting to other wifi networks. I tried to change to IPv4 settings too but ...
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0answers
16 views

NetworkManager still managed unmanaged interfaces

I am using Ubuntu 15.10, I have included in the etc/interfaces the ethernet interfaces that I do not want to be managed by the NetworkManager setting them to manual. I have also modified the ...
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0answers
46 views

Dns probe finished no internet, mobile broadband Ubuntu 15.10

I try to connect my internet dongle to Ubuntu 15.10 as usual step that carry out in creating new connections in Ubuntu. But I see strange behavior are they, I can't choice preferred connection type ...
0
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46 views

Ubuntu 14.04 StrongSwan VPN Client

I need to connect to a VPN from Ubuntu 14.04. I've read that OpenSwan is now deprecated and so I should be using StrongSwan instead. However I'm having trouble locating any simple VPN client ...
0
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39 views

How can I stop NetworkManager from overwriting my '/etc/resolv.conf' file?

I have manually changed the DNS setting to avoid DNS - leaks and I dont want NetworkManager to rewrite my file all the time. # Generated by NetworkManager search <ispnamehere> nameserver ...
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0answers
31 views

Wifi stops working after sometime

I am using Ubuntu 14.04LTS, Wifi stops working after sometime.It shows that ubuntu connected to wifi , but no input data. I need to restart network manager everytime to get it working. any solutions ...
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25 views

a strange situation with wicd network manager

Before I explain the problem, let me tell you the strange situation : I successfully get connected to WiFi hotspot I create from Android phone to use its data service using wicd. But I can't browse ...
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23 views

ubuntu 15 suddenly drops networking

I freshly installed Ubuntu 15 and everything was working fine. After an hour of surfing the Internet , suddenly , all the network connections got dropped , i was even unable to ping the local ...
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71 views

L2TP Network Manager plugin cannot be installed

I'm using ubuntu 15.10 and a beginner of Linux/GNU system. I know almost next to nothing about VPN's detail too. So the terminology about VPN might be wrong. I and my colleagues use a server with ...
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0answers
23 views

Accidentally lost network manager [duplicate]

On Ubuntu 14.04, the internet kept disconnecting. So, I decide to restore connection ability, but I am new to linux. I typed: sudo apt-get purge network-manager The wifi icon on the top right was ...
0
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0answers
15 views

Lubuntu 15.10 secure network indication missing

I installed latest Lubuntu 15.10 and I can not see in the list of WiFi which one is protected and which one not as it was in previous versions. Anyway, the locker icon is presented in the folder of ...
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22 views

Ubuntu 14.04 not connecting NEED HELP

Im new to Ubuntu I just built a computer and ran out of money for windows so I'm using Linux in the mean time but it's giving me trouble with connections to the Internet iv changed ...
0
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1answer
22 views

Unable to connect to wifi when wifi switched off and on again

I am able to connect to wifi on login, but sometimes, when the wifi switched off and on again, it is not connecting again. Usually, I put downloads and close the lid. When I see after sometime, wifi ...