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

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what does it mean to 'configure a network'?

I wanted to set up a home server for sharing data across a little home network for the several devices in our home (data like files, media, small stuff like that). I installed Ubuntu server on the ...
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53 views

Trouble debugging VPN/pptp connection

I'm trying to connect to a VPN from Ubuntu 14.04 (64bit) using nm-pptp-service. Have played with various configuration options but always get a "connection timed out" error. Managed to connect without ...
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69 views

Ubuntu 14.04 can't find my wireless network

I use Ubuntu 14.04 and I can't connect to the router (which is only 2m away). My smartphone (Android) has connection to it. When I switch to Windows 7 I have connection to my WiFi. When I type sudo ...
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1answer
27 views

16.04: Networking UX Inconsistent with WIFI state

HW: Bus 003 Device 002: ID 13b1:003f Linksys WUSB6300 802.11a/b/g/n/ac Wireless Adapter [Realtek RTL8812AU] Net: *-network description: Wireless interface physical id: 3 bus ...
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28 views

Trouble using Synology OpenVPN from network-manager

I've setup network-manager-openvpn and network-manager-openvpn-gnome no problem, popped in my OpenVPN info and cert, and it connects just fine. Running ip addr shows: 11: tun0: <POINTOPOINT,...
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21 views

Can't access nm-applet through Applications menu on 16.04

On 16.04 I can invoke the nm-applet GUI using Applications -> System Tools -> System Settings -> Network However, nothing happens when I use this shortcut Applications -> Other -> ...
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18 views

How do I restart network manager at logon automatically? [duplicate]

After fiddling around for a long time with a recently purchased USB WiFi adapter (a TP-LINK AC 600 Archer T2UH), I have finally got it working under Ubuntu (KDE neon User Edition 5.6), but only by ...
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24 views

nmcli edit connection not avaiable

Ubuntu version: 14.04 Network manager enabled. I am using SSH connection and I would like to edit a connection through nmcli connection edit, but it just no available. I checked all available ...
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19 views

No 'Network' in System Settings Ubuntu 14.04

I am currently using Ubuntu 14.04 as a single-boot OS on my laptop. When I go to System Settings -> and type Network, nothing appears as in there's no Network option there. When I use the command ...
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70 views

network connection indicator fails after suspend and resume on ubuntu 16.04 LTS

I recently upgraded to Ubuntu 16.04LTS. Network manager indicator on panel stop listing available connections after resuming from sleep. I tried restarting network manager, however not the right ...
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45 views

Hotspot can not be created using network manager

I tried to set up a hotspot on my computer, running Ubuntu 16.04, which I want to connect to from my Android smartphone. The computer is connected to a LAN with interent access and I want to access ...
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22 views

VPN connection issue

I am having trouble with VPN connection can not connect to the workplace, receiving error message VPN connection failed this is what i see in terminal:
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21 views

How to keep VPN connection alive after ssh disconnects

I'm trying to download a large file on my vps which needs to be done using vpn. I use screen to keep wget process running after I close ssh connection to server, but the vpn connection will be lost as ...
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18 views

Give access to restart network services/eth0 without root access [duplicate]

I am creating a support account on a Ubuntu server and given it access to specific folders and log files I would like this account to also be able to either reset the eth interface sudo ifdown eth0 &...
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88 views

Ubuntu 16.04 Network-manager and XRDP

I have a test deployment of 16.04 desktop in Hyper-V, as I'm planning a home deployment. I've noticed that when I setup a VPN connection in Network-Manager directly in hyper-v console, I receive no ...
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21 views

OpenVPN network asks for password

I setup a vpn connection under user_A and it works just fine (I used network-manager-openvpn-gnome to setup this connection). Now I added another user into my system (Ubuntu 16.04) -- user_B. I ...
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32 views

linux wifi work only if reboot with “sudo reboot” after restarting “/etc/init.d/networking”

I have dual boot Ubuntu 16.04 LTS with Windows 10 on a Dell computer. After we got a new router, it did not detect any wireless network. Networking was on but it said ‘no network devices available‘. (...
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34 views

What does it mean “unmanaged device”?

My network devices seem to be "unmanaged", or perhaps "managed outside the network manager". I assume this because of syslog messages like Jun 25 18:42:13 lati NetworkManager[811]: <info> (eth2)...
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1answer
40 views

Wlan can see networks but can't connect to any

I'm aware this has been asked before, but nothing in those replies helped me. I'm using Lubuntu and up to a couple of hours ago everything worked fine (i.e. wifi was up an running). A weird problem ...
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24 views

NetworkManager fails to set IPv6 default route

In my syslog my NetworkManager cries: Jun 25 12:54:59 lati NetworkManager[811]: <error> [1466848499.853623] [nm-system.c:1266] nm_system_replace_default_ip6_route(): (wlan2): failed to set IPv6 ...
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55 views

Cannot connect to wifi with Realtek RTL8191SU on Ubuntu 16.04

I upgrade my notebook from 14.xx to 16.04. On Ubuntu 14 can i connect to my wifi network without problems. My wifi network is protected with WPA/WPA2 Personal and using mac filtering on modem. After ...
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2answers
36 views

How can i access others machine terminal through my machine? [duplicate]

is there any command or way to access the other machine terminal into mine to execute commands for other machine that is on the same network.
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1answer
265 views

Wired conncetion icon is displayed instead of Wifi icon - Ubuntu 16.04

I am connected to a WiFi network but wired connection icon is shown: Screen-shot of the problem: I also can't see other available WiFi networks in order to connect to them. Output for lspci -knn |...
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2answers
89 views

Ubuntu 14.04 LTS: Will not connect to wifi + wired connections are disabled

I've had no previous problems with connecting to the internet until today. When I log-in, there is no "wifi icon" in the upper right corner and when I try to connect to a wireless network using ...
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22 views

Route public IPs through wlan0 and private IPs through eth0

I'm currently working in someone else's office. I need to access internal network applications via eth0, but there's no internet on the internal network. I have a decent wifi connection on wlan0 which ...
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0answers
28 views

Lubuntu 16.04 - No Network Manager [duplicate]

I recently installed Lubuntu 16.04 on my laptop & I can't seem to get it to connect to WiFi. I tried using the Network Manager but it won't even start. At first I thought it wasn't installed so I ...
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42 views

Problem with wifi (iwlwifi)

My wifi connection has some problem: when I first boot and login to KDE it is connected to my wifi modem automatically and when clicking on the network-manager icon it display all the wifi Access-...
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88 views

Massive log files on Ubuntu 16.04

I recently installed Ubuntu 16.04. For some reason I have massive log files. For example: kern.log is 10.5 GB big and syslog is 152 MB. I already tried rotating them, but I wanna know what's making ...
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81 views

Ethernet doesn't connect in Ubuntu 16.04

I have tried editing /etc/network/interfaces and adding allow-hotplug eth0 iface eth0 inet loopback and auto eth0 iface eth0 inet loopback and auto enp1s0 iface enp1s0 inet loopback and ...
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1answer
74 views

“No network connection” in Lubuntu 14.04

About 3 days ago my wife did an update using software updater on her Packard Bell dot-s notebook running Lubuntu 14.04. Since then the wifi doesn't work. The applet icon has a little x and the menu ...
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3answers
80 views

WPA PEAP connection failure

I'm trying to connect my HP laptop from Kububtu 16.04 to a WPA PEAP WiFi connection. It either gets stuck on "configuring interface" or keeps repeatedly asking me for the password. Now, I have tried ...
0
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1answer
32 views

hp stream 11 wifi works after reboot but disconnects after sleep and won't reconnect

I have a new HP Stream 11 with rtl8723be driver (lwfinger version with antenna select) with Linux Mint 17.3 (ubuntu 14.04) installed in place of win10. Wifi works after reboot, and works fine while I'...
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66 views

No network adapter or driver found in ubuntu lts 16.04

I have an Intel 1st Generation Compute Stick with Intel Atom Processor that was preloaded with Linux. However, to save space I installed LUbuntu 16.04 Linux LTS, but the wireless is no longer working. ...
3
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1answer
33 views

nmcli: How to get the “last used” connection

I'm trying to configure an auto wifi connection script for a remote system. You can connect to saved connection with this command: $ sudo nmcli c up "connection name" There are occasions where the ...
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0answers
85 views

Ubuntu 16.04 Network Indicator shows wrong status

After fresh install of Ubuntu 16.04 I am facing issues like Network indicator showing wrong status even though I have connected to dongle. Sometimes it shows connected to LAN icon. What could be the ...
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2answers
71 views

How to configure 2 interfaces without losing Internet connection?

I am using Hyper v for my linux lab. I have Ubuntu Server 16.04 which contain 2 network cards that shown in the system as 2 Interfaces. eth0: I configured it to get IP from DHCP server (my dlink ...
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38 views

Usb-Eth converter problem - Ubuntu 14.04

I'm using a usb-eth converter manufactured by Digitus. Link; http://www.digitus.info/en/products/network/fast-ethernet-network/network-interface-cards/fast-ethernet-usb-20-adapter-dn-10050/ Device is ...
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1answer
60 views

how to use a router as DNS server? [closed]

While this solution seems to work fine, can I instead just use the NetGear WNR1000v2 - N150 Wireless Router itself as a DNS server? (I had an odd circumstance where the VOIP phone worked fine, but ...
0
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1answer
103 views

NetworkManager/networking process disabling eth0 after user login

I am running a 14.4LTS desktop. When the system boots, the network is configured based on the /etc/network/interfaces settings. I can ping or login to the box remotely via ssh. When the local user ...
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64 views

Ubuntu 16.04 WiFi dropping on WPA group rekeying

This issue has been bothered me for a while now. Whenever my WiFi drops, it shows this in the syslog: Jun 13 19:56:38 hp-ubuntu wpa_supplicant[1008]: wlo1: WPA: Group rekeying completed with 00:23:69:...
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2answers
120 views

not able to create hotspot in ubuntu 16.04

I am tried using following method , but phone is not detecting this hotspot https://help.ubuntu.com/16.04/ubuntu-help/net-wireless-adhoc.html can anybody help me?
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88 views

Created hotspot in ubuntu 16.04 is not able to connect

I had created hotspot using kde-nm-connection-manager in ubuntu 15.10 and was able to connect to it successfully. When I tried to do it in ubuntu 16.04 after upgrading, it says failed to activate ...
0
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1answer
59 views

Disabling WiFi while airodump-ng is running crashes the session

I'm starting airodump-ng from the aircrack-ng package (version 1:1.2-0~beta3-4 on 16.04) like this: Switch my WiFi device to monitor mode (creates new virtual interface mon0): sudo airmon-ng start ...
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40 views

Not getting different Wi-Fi networks after switching off the Wi-Fi button on my notebook and then switching it on again! [duplicate]

Ever since after installing Ubuntu 16.04 LTS, I am encountering a weird problem. When I connect to my Wi-Fi network, it works fine and even I get a list of different Wi-Fi networks to which I can ...
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1answer
77 views

Why Network Manager is not available to new user accounts in 16.04? Why nm-applet does not start for new users?

Network Manager (nm-applet) is not available in the panel for new user accounts, and manually running nm-applet does not start the network manager. I needed to create 2 accounts for different users, ...
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13 views

Ethernet drops when connected with multiple networks

I'm trying to connect with two different networks one through my wireless card and with ethernet card but when I insert the wired connection my wireless connection drops even though I still have the ...
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1answer
46 views

Wireless Network not showing Ubuntu 14.04

I cannot connect to my wireless network. I have referred many stack overflow questions related to this and the one that I found closest, perhaps the exact was this one, the difference only being that ...
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27 views

Network manager shows LXC network as Ethernet

Since I installed LXC, the network manager icon in the top right corner always shows me as being "online" ie the double arrow symbol that appears when you have an Ethernet connection. Since the LXC ...
2
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0answers
25 views

Random loss of static IP (multi-homed setup)

I have few Raspberry PIs installed Ubuntu Mate 15.10 and configured them with both DHCP and static IP addresses on eth0. The /etc/network/interfaces looks like this: # interfaces(5) file used by ...
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21 views

Ubuntu-Mate 15.10 Loosing Mac/ETH assignment on restart/reboot

I have not had much experience with Linux so I hope you guys can help me out. I had a working version of Ubuntu-Mate 15.10 running on an Odroid Xu4. I cloned this image and tried it on a different O-...