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

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How to run OpenVPN as nobody with Network Manager?

Recently I noticed that when running openvpn as a client on my friends Ubuntu Gnome 14.10 system, the actual openvpn deamon is running as root. $~:ps aux | grep openvpn root <xxxxxxxxxxxxxxx> S ...
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14 views

Programmatically write the network-manager/system-connections

Hi i want to be able to dynamically change the the wifi network configurations, i am trying to write the "ssid" file in the Network-Manager/systems-connections/ and i changed the folder permission to ...
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2answers
51 views

No WiFi on a system76 laptop after upgrade to 15.04

I just upgraded System76 Gazelle laptop to 15.04 and wifi no longer works. It sees many networks and tries to connect to mine, but fails repeatedly (/var/log/syslog seems to indicate authentication ...
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64 views

Can't connect specific WIFI network (Ubuntu 15.04) - I tried all solutions on the forum, but didn't work -

I'm using Ubuntu 15.05, My computer cannot connect specific WIFI network, but it's connecting this network with using ethernet port. Also when I open my computer with Windows 7, this can connect this ...
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1answer
84 views

Can't get online after installing Lubuntu 15.04

I upgraded to Lubuntu 15.04 yesterday. I originally installed Lubuntu at school several months back, so it was done using the school's Ethernet connection. At home, I set up my own DSL connection, ...
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1answer
24 views

ubuntu 12.04 File Permissions or owner were insecure

Let me explain a little bit about what i am trying to do, i am trying to manage Network Manager files via a non root user and i keep getting the error message that says: keyfile: updating ...
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3answers
35 views

DNS not working after upgrade from 12.04 to 14.04

I've recently upgraded my desktop from 12.04 to 14.04 and now my internet connection isn't working. I can access my router. I can go to Google by entering its IP address. My resolv.conf file: ...
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1answer
25 views

dnsmasq disabled on Network Manager

When I first started using Ubuntu, it would always use dnsmasq. I mean when I would enter $ nslookup www.bing.com The result would come from 127.0.0.1. But after installing and configuring ...
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21 views

Activating VPN fails always after temporary loss of internet connection

I have a few correctly set up VPN connections and use them frequently with nmcli. This works most times, but occasionally I can't connect any more with none of my saved VPNs: ...
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0answers
13 views

Xubuntu - missing checkbox “connect VPN automatically”

I'm trying to make my VPN connect automatically (on startup or when I got disconnected from Wifi) and most of users have a checkbox directly in network-manager. I don't. I thought I have old ...
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1answer
12 views

How to broadcast a folder in network of class B network?

I want my specific folder on every pc which is in common network of my college so how to broadcast that folder is there any command like ssh? please help me fast.
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11 views

OpenVPN nameservers ignored by NetworkManager or whatever [closed]

I've followed a dozen suggestions from different websites and nothing helps. I'm using Elementary OS (based on Ubuntu 12.04). I use OpenVPN client to connect to an office network. The company I work ...
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1answer
40 views

Unable to set proper routing between two networks

Three boxes running three different ubuntu flavours (14.04, 14.10, 15.04). I'm trying to get all of these to talk between themselves, while being on different subnets, and I can't figure how, yet. ...
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25 views

"How do I find BOOTPROTO information for eth0

Where can i get BOOTPROTO information in ubuntu? File "/etc/NetworkManager/system-connections/Wired connection 1" doesn't contain BOOTPROTO information.
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1answer
25 views

Where does Network Manager write connection settings for eth0?

In Ubuntu I have configured network through network manager. Every thing is working fine.My machine is pinging self machine as well as remote machine. but file /etc/network/interfaces doesn't contain ...
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1answer
25 views

Ubuntu 14.04 ethernet connection using graphical network manager

I am trying to connect Ubuntu 14.04 to the internet with an ethernet cable. I have turned wireless off. The cable works off a Windows laptop that I am using now. When I plug in the cable 'wired ...
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0answers
28 views

Only allow one random IP access a specific port

I have seen a SOCKS 5 proxy service provider, it provides: Basic package: the same account (corresponding to a specific port) only one terminal at the same time Platinum package:the same account ...
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0answers
18 views

Openvpn with network-manager

So I've been trying to setup openvpn with my VPS like this: Raspi: provides route to home lan. Have set up routes on router already. Laptop: use when out and about by connecting to vps via openvpn ...
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1answer
49 views

Ubuntu linking two wireless networks and sharing internet connexion

I must at first say that I'm a total noob regarding networking. I have two wifi adapters (wlan0 and wlan1). wlan0 is connected to a wireless router that is not connected to internet. wlan1 (a long ...
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26 views

Network folder access

I am new to Linux so there are quite few tasks that are new to me. First I am using DSL connection and wire is connected to wireless router and that is how we connect to internet at home. But if I ...
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1answer
16 views

Issue with gnome-connection-manager

I use Ubuntu 14.04 with gnome-connection-manager. Everything worked well, but then gnome-connection-manager crashed and now I can't start it. The process is not running and a reboot did not help. ...
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0answers
17 views

What layer(s) in network stack does WICD or gnome Network Manager manage?

Does WICD or gnome Network Manager manage what layer(s) in network stack: application layer transport layer network layer link layer physical layer My guess is the answer includes network layer, ...
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1answer
64 views

Have internet connection but can't ping External sites

I have an Internet connection and can browse, but I can't ping the google DNS, ping 8.8.8.8 nor can I ping google.com Any ideas why this might occur?
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1answer
27 views

KDE Network Manager Notification Options Not Available

KDE Network Manager is suppose to have notification options for Connection Activated or Deactivated are missing here. I am on Kubuntu 14.04 LTS fully updated. You can see in the picture that some of ...
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0answers
16 views

Implement Catch-all HTTP Server using DNSMASQ

Ubuntu 14.04 | dnsmasq My goal is to setup a catch-all HTTP server using an Ubuntu 14.04 workstation as DNS resolver. I have installed dnsmasq on my Ubuntu 14.04 OS using apt-get install dnsmasq and ...
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19 views

Query the DNS server(s) that are used for VPN

Is there a robust way to show which DNS servers are currently used by dnsmasq? The suggested Command-line to list DNS servers doesn't seem to help when VPN is active, and searching in syslog is not ...
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1answer
24 views

How to block access to all SSIDs except for a preferred SSID

I work in an enterprise environment and I need to block access in Ubuntu 14.04 to any unapproved SSID in a lab setup. The client only wants users in the lab to be able to access one specific SSID and ...
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3answers
35 views

Ubuntu Network manager

I uninstalled network-manager from my Ubuntu-gnome, so I don't have internet connection. How can I reistall it.
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7 views

Can I specify which VPN connection “wraps” another?

I have a VPN connection (say private) setup on a server, which is used as access point. Now, sometimes, I need another VPN connection (say business) to be established (specifically, a cisco one) in ...
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2answers
66 views

Wireless randomly disconnects from time to time

For some reason, my laptop's wireless connection randomly disconnects from time to time. It may suddenly disconnect when I'm editing a Google Docs file, when I'm cleaning my files or when I've walked ...
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24 views

Network is not working after installing some updates in Ubuntu 14.04

Everything was working fine in my Ubuntu 14.04, when I installed some updates last week network is no more working. sudo uname -a Linux bhupendra-VirtualBox 3.13.0-48-generic #80-Ubuntu SMP Thu Mar ...
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0answers
24 views

VPN connection 14.04-Not able to connect

I have installed Ubuntu 14.04 and it seems like I cannot connect to a VPN connection. I am very new to Ubuntu. All the add ons of genome network manger shows checked and installed. I am able to ...
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0answers
18 views

how to change my network configuration files to fix “failed to fetch” error [duplicate]

I'm very new to linux, and every time I try to sudo apt-get something, it gives me the error described in this forum: A "failed to fetch" error occurs when apt-get update is run. How do I ...
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36 views

Need to add route manually to connect to internet

On some wifi networks, I need to add a route manually in order to connect to internet. It seems that network manager only adds a route for the IPs that are in the same private network. $ route -n ...
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27 views

Cant connect to OpenVPN because of Invalid VPN secrets

So I signed up for a vpon and installed it properly and had it working. Yesterday I had a problem where I needed to completely reinstall Ubuntu. I re-set-up my vpn connection and now i'm running into ...
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1answer
53 views

14.04 - Unable to connect Windows PPTP VPN

I am trying to connect a Windows PPTP VPN. I created VPN connection through the Network configuration in the Settings. I configured VPN credentials such as gateway, username and password. Nothing ...
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0answers
12 views

Networkmanager: Always automatically connect to last LAN connection

Using the NetworkManager (actually, I access it through the GUI on Kubuntu 14.10), I have two LAN connections configured. One is using DHCP and one is using manually entered IP settings. Now, when I ...
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9 views

Kubuntu does not accept my WPA-Enterprise credentials / resets them

I have set up a FreeRadius server on a RaspberryPi which is connected to a WLAN-Access Point. I want to log in to the Wifi now, but everytime I enter the network credentials and the CA-Certificate the ...
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0answers
41 views

Network manager failing to load etc/network/interface all messed up

I am having major hassles with my system, can't connect to Internet or share files, on boot I am getting the following fails: Configure network interface = fail Configure network device ...
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1answer
42 views

VPN Not working, PPtP

today I was trying to set up a VPN. I have all the credentials and everything entered, but every time I try to connect, it says this. Here are the pictures for the steps I take to recreate this ...
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1answer
27 views

arp-scan command displays (Unknown)

this command sudo arp-scan --interface=wlan0 --localnet display the following results: 192.168.1.1 *:*:*:*:*:* D-Link Corporation 192.168.1.101 *:*:*:*:*:* (Unknown) why i can't see the name ...
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49 views

Noob user. No network (wired). Cannot ping router

Let me start by saying I am pretty new to Linux, so forgive my unavoidable noobness and thank you for readning this. I am trying to set up a good environment to learn programming and familiarize ...
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25 views

How to automatically connect to wifi connection after entering keyring?

After starting up ubuntu, I need to enter my keyring password, which I don't mind. What I do mind is that it is not connecting automatically to a wifi connection stored in the keyring after entering ...
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5answers
56 views

Disable every network permanently

I have Ubuntu installed on an USB device, I need the system isolated from any network (LAN, wifi, bluetooth, etc.) permanently. I read a lot of suggestions but some are user-related, other disable ...
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1answer
24 views

A new connection is generated instead of using the new settings

I am trying to set up a static IP address using the nm-connection-editor tool. I select the currently-used wireless network, click edit, go to "IPV4 Settings", click add, enter a valid IP address, ...
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36 views

I cannot create a Wifi connection for Hotspot

I created a hotspot for my phone by using the instructions provided in here: http://ubuntuhandbook.org/index.php/2014/09/3-ways-create-wifi-hotspot-ubuntu/. After using it for some while, I decided ...
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2answers
48 views

etc/network/interface empty no internet connection

My internet connection has gone suddenly and I find my /etc/network/interfaces is completely empty, I can't ping my router and ifconfig for eth0 shows no ip address or broadcast address, I tried ...
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10 views

Use VPN route only for vpn range

When setting up a VPN connection using the UI (System settings => Network) the VPN connection is used as the default route after connecting to it. How can I avoid this? That is without assigning ...
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0answers
12 views

Where is created Wifi hotspots located?

I use my small homeserver as Wifi hotspot. Usually I just use the ad hoc "internet sharing" hotspot feature in NetworkManager. Today I created a new Hotspot, without password, because I needed it for ...
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1answer
32 views

/run/network/ifstate keeps getting reset on reboot

I find that my /run/network/ifstate file keeps getting overwritten on boot. On this session I'd edit it to $ cat /run/network/ifstate lo=lo wlan0=wlan0 eth0=eth0 But on next session (after a ...