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

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9 views

Proxy VPN settings in Network Manager: for remote or local?

So I am at some place with a normal (direct) internet connection and want to go through a remote network (my work) where I need a proxy to access the internet. Thus, I need to configure also a proxy ...
1
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0answers
19 views

Cannot connect to VPN ubuntu 14.04

I'm using hide.me I followed the tutorial, but I cannot connect to the vpn. It shows up in the menu, but I cannot select it, it just does nothing. I think it should be common sense to allow for an ...
2
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1answer
40 views

changing the priority of network interface

I want my ppp0 connection to have higher priority over wlan0. I added following lines to /etc/network/interfaces file. iface wlan0 inet dhcp up ifmetric wlan0 20 ...
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0answers
18 views

Network manager conflict at startup in Xubuntu 15.04

In previous versions of Xubuntu I haven't had this particular problem but what happens is that the Network Manager appears sometimes after startup and some other times it doesn't show up. Also I ...
1
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2answers
39 views

Unable to connect to the internet on a ubuntu 14.0.4 laptop using zte(reliance cdma) AC2739 usb modem‏

many linux/ubuntu users face this problem -->(connect to internet using modem zte/etc.....) because modern dongles have usb storage + modem+cd rom, usb_modesswitch blablabla....................... ...
1
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0answers
28 views

How do I connect to an L2TP IPSec VPN using a PSK on 15.04?

I've installed StrongSwan and the network manager helper and I have the options in the applet for VPN, but it only supports certificate configuration, not PSK entry. I've tried to add the PSK into ...
0
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0answers
16 views

Cannot connect to VPN at all after upgrading my router

I am using UBuntu 15.04 I previously had a TPLink Modem+Router and I was able to flawlessly connect to the VPN on my Ubuntu 15.04 without any issues. Than I upgraded to a DLink 2750u Modem+Router and ...
0
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1answer
35 views

NetworkManager does not start automatically

I used this QUESTION to configure the default of Ubuntu 14.10 to start in RUNLEVEL 1 but when I switch to another RUNLEVEL (2,3,or 5) , there is no network connection and I have to start the ...
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1answer
22 views

How do you make sure that new hostname is successfully broadcast to the network?

I am trying to reset my hostname, but I am not sure if the broadcast is successful or not, is there a way to check? user:~$ sudo hostname newhostname user:~$ sudo dhclient sudo: unable to resolve ...
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0answers
9 views

Cannot Connect to WPA2 Enterprise on Ubuntu Phone

I wrote a NetworkManager config file by myself and I also tried the one mentioned by Stunts in this post. I put each of them into /etc/NetworkManager/system-connections/ but nothing happens. I ...
0
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0answers
22 views

Network manager core dump 15.04

I am trying to get someone to respond to this question: Ubuntu 15.04 reboots by itself But in the meantime I get this on Uuntu 15.04 nm-applet (nm-applet:4109): nm-applet-WARNING **: Cannot grab ...
0
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1answer
34 views

Apartment Network Issue

Ok so I'm trying to SSH into my home machine from work/school. Problem is, even though I set up my router appropriately, I can only ssh into it when I am in my apartment's network (not my own ...
1
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1answer
27 views

Network Manager VPNC

I am trying to connect to an Xauth Ipsec VPN, I have entered all my relavent infromation and the VPN seems to fail without an error that I can debug. Uses Username/password, Group name and then a ...
0
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1answer
34 views

WiFi keeps dropping out but still shows as connected

I installed Ubuntu the day before yesterday and am still having a few teething issues. Every half hour or so my wireless connection just stops, but is still indicated as online. Disconnecting and ...
0
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1answer
26 views

Remove network interface permanently

I'm trying to remove a network interface permanently. For some reason, ifconfig lists eth0 and eth1, although the latter RX/TX metrics remain at zero. I suspect that extra eth1 entry might be causing ...
0
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1answer
29 views

Reset network settings to what Ubuntu installs

The problem is I messed up lots of files (such as networkmanager.conf) and other because my laptop was not connecting to an ad hoc network, it connected to other hotspots like my androids shared ...
0
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0answers
11 views

Network manager can find all but the default network on startup

I recently installed Ubuntu and everything is still vanilla except for i3wm which I am using instead of Unity. When I startup Ubuntu it cannot find the default wireless network that I set during the ...
0
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0answers
8 views

VPN Configurations lost after boot

I had VPN connections stored in network-manager and everything worked like a charm. However, i recently deleted all my VPN connections and added new ones and now, after every reboot they disappear. ...
1
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2answers
41 views

How does the system admin gets the ethernet address of computers in the network?

I am very new to system administration. Have a doubt, how does the system admin gets the Ethernet address information of the computers in the network. Actually my doubt is how does he determine the ...
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2answers
42 views

SOLVED - Cannot connect to network using a WiFi USB Adapter

This question has been solved. Thank you for all your help. The solution was just to downgrade. Didn't even need to install the OS for it to work, it worked inside the installer. My mother's old ...
0
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0answers
14 views

Set preference on wired network connections

I am running Ubuntu 14.04 LTS with Unity on a Laptop. I have configured two different wired Connections named "home" and "office". I use the work connection more often than the home connection. ...
1
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0answers
30 views

Creating a WWAN profile in NMCLI, or alternate way of connecting to 3G via CLI?

I need to connect to the internet via a TP-Link MA260. After spending hours with usb_modeswitch and other tools, I finally got the device to be recognised as a modem and have the interface wwan0. ...
0
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0answers
8 views

Make Ubuntu set custom DNS for new connections by default

I am using custom DNS servers. For each new connection I have to add custom DNS servers manually. Is there a way for all new networks to have different DNS servers automatically?
1
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1answer
26 views

Different proxy servers to diferent networks

I'm looking to a alternative to configure a different proxy each time that I connect to a different network. By example: Network 1 (cable) - Servers - proxy 192.168.0.1:3128 Network 2 (wireless) - ...
3
votes
2answers
55 views

Network manager applet doesn't show wired network connection

I have the latest installs of network-manager and network-manager-gnome. I installed Ubuntu Server LTS 14.04, then installed Cinnamon on top of that. I have LAN network connection (can browse, etc.). ...
0
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0answers
18 views

Reconnecting interface from nmcli

I'm writing application in which I have to disable all network interfaces. Because nmcli nm enable false is only temporary (and autoconnects after some time), I use nmcli dev disconnect iface ...
0
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0answers
91 views

Can't connect to my dsl connection in ubuntu 15.04

After the recent upgrade, when I tried to connect to my dsl, it shows like this.. Connection activation failed. (1) Creating object for path '/org/freedesktop/NetworkManager/ActiveConnection/5' ...
0
votes
1answer
43 views

Xubuntu's Network Manager cannot detect wifi on Lenovo G450 laptop

I just recently installed Xubuntu 14.04 on dual boot in my Lenovo G450 laptop. For some reason, I can only connect to the internet on an ethernet cable since the Network Manager fails to detect any ...
0
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0answers
17 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 ...
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0answers
37 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.
12
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2answers
682 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?
0
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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
votes
0answers
33 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
15 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. ...
0
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0answers
15 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 ...
1
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0answers
28 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 ...
1
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0answers
57 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 ...
0
votes
1answer
38 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
39 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 ...
0
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0answers
46 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.
0
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2answers
54 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 ...
2
votes
2answers
674 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
21 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). ...
2
votes
1answer
917 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 ...
0
votes
0answers
24 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 $ ...
0
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0answers
27 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
57 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
votes
3answers
210 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
vote
2answers
378 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, ...
-1
votes
1answer
30 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 ...