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

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5 views

“wicd needs to access network cards” at startup

I find that every time I start up my machine (ubuntu 14.04 with xfce 4.10), wicd prompts me for a password before it will startup the applet. In contrast to what some other people have posted, my ...
1
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0answers
14 views

Wireless network icon won't display on the panel

I check the nm-applet on the terminal and this is what it showed up I search on the web for possible solutions for that and i tried it but it doesn't work out.
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2answers
212 views

Why nm-tool is no longer available in Ubuntu 15.04?

Why is the nm-tool command line tool not available in Ubuntu 15.04?
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0answers
19 views

Ubuntu 14.04 lts not booting in new location

When at home, my laptop boots and operates perfectly, including the WiFi. However, when I take it to work, the boot process is interrupted. The graphical envirmonment appears, but nothing works. I ...
2
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0answers
16 views

cat: /var/lib/misc/dnsmasq.leases: No such file or directory

I've searched all over the internet, but couldn't find any answers of my problem.. I want to connect my Raspberry Pi to my laptop. But whenever i try to check the ip address of my raspberry, i get ...
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0answers
14 views

using text browser on linux to display proxy information [duplicate]

I have this question on my project , and can't how can be answer it , could you help me? how can store proxy information Permanently for a text mode browser such as links? I want steps , if you can. ...
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0answers
8 views

Having problems with negative monitor channel, intimidated!

When I try this command: aireplay-ng -1 0 mon0 -a xx:xx:xx:xx:xx:xx I get this output: No source MAC (-h) specified. Using the device MAC (xx:xx:xx:xx:xx:xx) 17:51:23 Waiting for beacon frame ...
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0answers
12 views

long delay to connect to vpn with network-manager

I upgraded from 14.10 to 15.04 and since then it takes ages to connect to vpn (vpnc) from the network-manager. First, I hit this bug which makes nm-applet unavailable at startup. After starting it ...
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0answers
23 views

Execute a network script at wake-up with systemd (15.04)

I would like to connect my VPN after wake-up. 1) I have created a script in my home (wakeup.sh) #! /bin/bash (echo "Sortie de veille: lancement de wakeup le $(date '+%d/%m/%Y a %H:%M')" sleep 30 ...
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1answer
15 views

NM broken on new install - not saving oVPN pwd or init mobile PPP

I've (re)installed 15.04 on my X1 Carbon (migrated back from Fedora). Initially I tried restoring /etc/NetworkManager, but that got me nowhere fast, so I reverted to the stock's backup & manually ...
1
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0answers
25 views

Can't connect with WIFI through nm-applet

I installed Ubuntu Server 14.04 with i3 on my laptop. The reason why I chose for the Server edition is because I wanted a minimal configuration. Additionally, I installed network-manager to help ...
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28 views

Connect button grayed out in 802.1x authentication dialog

Since I upgraded to 15.04 I can't connect to our office wired network anymore since I can't press connect in the authentication dialog.
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2answers
35 views

How can I update a Network Manager connection from the command line?

I have a bunch of Ubuntu machines on my work ethernet LAN and I need to modify the default gateway. I'd rather not traipse round, interrupt people's work, to right click an applet, preferring instead ...
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2answers
171 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 ...
1
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0answers
16 views

WiFi and Lan Network is not working - Ubuntu 12.04

I have a problem with my network connection. I have been using the same laptop with Ubuntu for more than a year, and suddenly yesterday all the connections stopped working (both wireless and wired). ...
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1answer
194 views

Ubuntu 15.04 network manager causing slow boot

Since upgrading from 14.10 to 15.04 a few days ago the boot time, grub OS screen to login screen, has increased from 12 seconds to about 40. This is my systemd-analyze critical-chain output: The time ...
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0answers
17 views

Blocking a domain with dnsmasq - is dnsmasq.conf being ignored?

I'm trying to block a particular domain by having it resolved to 127.0.0.1. I set up /etc/dnsmasq.conf to block this domain, like so: $ cat /etc/dnsmasq.conf address=/blocked-domain.com/127.0.0.1 $ ...
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0answers
7 views

How to run OpenVPN as unprivileged user 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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0answers
42 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 ...
2
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3answers
154 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 ...
1
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1answer
166 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
29 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
45 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
30 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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0answers
35 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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19 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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1answer
43 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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26 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
27 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 ...
0
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1answer
29 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
22 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
51 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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28 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
21 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
18 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, ...
1
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1answer
70 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?
2
votes
1answer
33 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
18 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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0answers
27 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 ...
1
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1answer
27 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 ...
0
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3answers
36 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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0answers
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
89 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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0answers
30 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
31 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 ...
0
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0answers
39 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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0answers
36 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 ...