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

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Ubuntu 14.04.1 LTS has problems connecting to wifi network

It(could not connect to the wifi network) started occuring recently (maybe after some update) that system has problem with wifi connection. I have no idea what solves this but sometimes I have to ...
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2answers
4k views

How to completely remove wicd from 12.04?

I had issues with WiFi so I removed Network Manager. I booted Windows OS (dual booting Windows 7 and 12.04) to download wicd 1.7.2.4. Extracted it and installed. However, wcid worked properly with ...
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1answer
17 views

How to create wifi hotspot on Ubuntu 14.04 that is visible to every device?

I was creating a wifi hotspot using kde-nm-connection-editor as instructed on Share Internet Connection With Android in Ubuntu 14.04 but an unexpected error occurred as a result of which I was able to ...
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1answer
138 views

Network manager disappeared on Ubuntu 14.04

After an update, the icon network manager disappeared from the panel. I tried to add it manually but: bash> nm-applet nm-applet-Message: using fallback from indicator to GtkStatusIcon I'm using ...
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0answers
21 views

Define specific internet routing with Network Manager [duplicate]

I have a wireless internet that goes out to the Internet, but I have Ethernet set up for a private internal non-Internet-facing network. When I connect my Ethernet on this private static ...
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0answers
22 views

Problems regarding the network manager with Wi-Fi networks

I am running Ubuntu 14.04.1 LTS 64-bit and our school uses a network with WPA2 Enterprise security and PEAP authentication without a certificate. The inner authentication method used is MSCHAPv2. In ...
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1answer
16 views

How to run an access point and a client on a single WLAN card?

I am setting up a small home server (Xubuntu 14.10 desktop version). I have a ath9k based wireless card for internet access. Unfortunately I can not have wired network from my DSL router to the ...
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0answers
21 views

DHCP not keeping IP at reboot

I have a computer with Ubuntu 14.04 LTS and Windows 8. Last week we had network problems in the place I work and the machine was moved to another sub-network and then brought back to the initial one. ...
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1answer
43 views

Wireless connection won't auto connect when VPN is set to auto connect

I have a wireless connection that connects automatically on its own just fine. In network settings it is set to: "Automatically connect when it is available" & "All users may connect to this ...
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0answers
6 views

Trunk on KDE Connection manager (802dot1q _ graphical )

I have KDE connection manager v0.9.3.3 . I need to connect my ubuntu 1404 with kde desktop to trunk and create vlan on it . I could see vlan on graphic setting bud can not define trunk. How can I ...
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0answers
23 views

vpnc works but network-manager-vpnc fails

I am trying to connect to a vpnc vpn. I first created a conf file /etc/vpnc/clientvpn.conf looking like that: ## generated by pcf2vpnc IPSec ID mygroupid IPSec gateway some.ip.add.ress IPSec secret ...
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1answer
247 views

Cannot change Wifi settings, stuck on WEP Security

I just started using Linux and as such do not have a proper knowledge of how to use the command line and all of those sorts of things, so please try to bear with me :). I have been able to connect to ...
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0answers
15 views

How do I add DNS entries to Network Manager's dnsmasq instance? [duplicate]

I want to add server=/myvpn.org/1.2.3.4 to some file so that my computer searches the vpn domain correctly. I've tried RTFM - but I just can't find the "root" document on "here's how to configure ...
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1answer
72 views

Can't Connect To Wifi Network

I created a WiFi network using my wlan, as seen here but it never connects/runs i mean, it's just a local infrastructure network. Anyone have an answer?
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2answers
4k views

How can non-admin users connect to Wi-Fi networks?

I'm trying to configure PolicyKit so that other users are allowed to configure Wi-Fi connections, but my changes don't seem to bring any results at all. When a non-admin user tries to connect to a ...
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4answers
24k views

How can I troubleshoot “VPN Connection Failed”?

Is there anyway to get an error log for a failed VPN connection attempt? All I get is this notification and I have no idea where to go from there:
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1answer
50 views

OpenVPN -> SSL Bypass VPN on specific PORT

I am looking to have a VPN enabled on ALL ports except incoming port 80 for my Apache server. My computer is connected to openvpn on Ubuntu to a router that is not connected to a vpn. It is a per ...
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0answers
18 views

eth0: no link - works after windows

I have onboard Atheros ethernet card that is supported via atl1c driver. While I do have a green leds on the card and on the switch the Ethtool claims that there is not link which is confirmed in ...
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1answer
39 views

Network Manager state 'disconnected,' won't enable Wi-Fi from clean install

I just completed a clean install of Ubuntu 14.04 and Network-Manager has Wifi permanently disabled. nmcli nm status Shows that the STATE is disconnected, WIFI-HARDWARE and Wifi are both disabled, ...
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4answers
5k views

Tata Photon Plus not working in Ubuntu 12.04 though configured and was running once upon a time.

I have installed Ubuntu 12.04 few months back. My modem, Tata Photon Plus got connected after a number of unsuccessful trials and I browsed the net successfully. But since a month, it is not getting ...
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3answers
13k views

Is it possible to install Ubuntu through network?

I would like to install Ubuntu for almost 120 users. But it's very difficult in using USB and drives. please suggest ....
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1answer
21 views

Stuck at getting IP configuration

Recently, whenever I try to connect to Ethernet, Ubuntu detects the LAN wire but takes a long time(about 10min) to get the IP address. Output of nm-tool: Type: Wired Driver: r8169 State: connecting ...
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3answers
4k views

Huawei E303C Problem / Problema con Modem Huawei E303C

TRANSLATED: I am really a new Ubuntu user, but for some time ago, I have tried Xubuntu and I liked it. Because of this I went a little further to Ubuntu. Right now, I am having this problem. I use ...
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3answers
3k views

Unable to connect to VPN using gnome-network-manager

I originally wanted auto-connect vpn upon login, but after much trial and error and connection issues it looks like my network manager is corrupt. Unity ubuntu 1404 When I try to connect via ...
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2answers
4k views

Can't connect VPN pptp on 13.10

So I am having the exact issue as was happening in this question here I have also installed a VPN connection via NetworkManager and getting the exact same stack trace. I've looked at ...
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0answers
61 views

Wired or wireless internet connection failure - Ubuntu 14.04

I have a D-Link router and modem connected to my PC running Ubuntu 14.04. I am unable to get both wired and wireless connection out of this setup. All was fine till day before yesterday, when all of a ...
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1answer
36 views

Connect to two networks simultaneously

I want to connect to two networks simultaneously using the Ethernet and in-built WiFi or to two WiFi networks by installing an additional WiFi adapter. My requirement: I have two sets of devices ...
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0answers
58 views

Ethernet Lights Not On When Cable Connected And Not Working

I have two OS and second OS connects to internet easily, so it's not a hardware problem. The output of lspci is: 00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM ...
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0answers
27 views

Xubuntu 14.04 Won't prompt for password when connecting to a wireless network?

I recently updated my Thinkpad X61s from Xubuntu 12.10 to 14.04. I've always used XFCE. Before I was always able to click on any network from the wifi icon on the task bar, if the network required a ...
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0answers
14 views

Ubuntu network manager VPN ignoring netmask

I configured my VPN using the Ubuntu network manager, which works fine if I let it override my default route. However, I'd like to only route certain traffic over the VPN. So made the following ...
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1answer
19 views

Can't execute nmcli in an upstart job

The file below is the default network-manager.conf upstart job. $ cat /etc/init/network-manager.conf # network-manager - network connection manager # # The Network Manager daemon manages the system's ...
4
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1answer
183 views

Network Manager icon disapear 14.04

After installing hostapd (Ubuntu 14.04) Network Manager icon disappears. Even after removing hostapd, still Network Manager icon is not appearing. During boot up: Waiting up to 60 seconds to ...
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2answers
10k views

What do I put in the “Search Domains” field?

This one has always confused me. What do I put in this field?
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1answer
3k views

Network Manager missing after update: no connectivity

After an update and restart, I found that the network icon on the top is missing and so, I cannot connect to LAN, wifi, USB modem, nothing. Now, I am booting from a Live USB, then chrooted to my ...
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4answers
33k views

How do I fix DNS resolving which doesn't work after upgrading to Ubuntu 13.10 (Saucy)

After upgrade to 13.10 my DNS resolving fails. It seems the DNS servers which I get by DHCP (LAN) are not used. I could temporary solve the problem by adding nameserver 8.8.8.8 to /etc/resolv.conf. ...
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7answers
7k views

How can I make NetworkManager ignore my wireless card?

I do not want NetworkManager to list or manipulate my wireless card. Can I hide its interface from NetworkManager somehow? I have tried adding this in /etc/network/interfaces, iface wlan0 inet ...
6
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2answers
2k views

Network only using one DNS when connected to VPN

My company has a VPN that I need to connect to. In OSX, I do this by using openvpn with the following configuration: client dev tun proto udp remote <GATEWAY_ADDRESS> <PORT> resolv-retry ...
0
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1answer
29 views

network manager not working

I'm using Ubuntu 14.04.1 server. Recently, I installed Ubuntu desktop for it; before that it had automatically gained an IP address through DHCP. After installing Ubuntu desktop, I have provided an IP ...
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1answer
44 views

OpenConnect: Force all connections throught VPN (if IPv6 unavailable)

On Ubuntu 14.10, I'm connecting to the same VPN service using either OpenConnect (through the network-manager-openconnect(-gnome) packages or the Cisco AnyConnect Client. Using the AnyConnect client, ...
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2answers
5k views

ifconfig eth0 eth0: error fetching interface information: Device not found

I'm new to Ubuntu. In my system WIFI is working fine but Ethernet is not working fine. ifconfig -a lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 ...
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0answers
83 views

Can't connect to PPTP VPN with ufw enabled on Ubuntu 14.04 with kernel 3.18

Suddenly VPN disconnected and can't reconnect no longer on kernel 3.18.1, so I try to install kernel 3.18.2 but my problem still exist. But I can connect to VPN with 3.14 kernel easily. The output of ...
0
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1answer
76 views

Get Qualcomm Atheros AR93xx Wireless Network Adapter to work under Ubuntu 14.04

I'm trying to install TP-Link TL-WDN4800 Adapter with Ath9k under trusty. From all solutions I have read in the internet so far, nothing works. Network manager can see the ssids of different ...
0
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1answer
56 views

How to Install/Configure/Manage Server/ProxyServer for my small office to control everything ?? (Ubuntu 14.04)

I am totally newbie to Servers. I'm running a small web based office with having 25 employees. It's been 3 months & i'm watching that my team is sucking up all my internet data in ...
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3answers
79 views

repeated password dialog for laptop wifi connection

I'm having the classic problem when trying to connect my laptop to wifi - repeated password dialogs, even though the credentials have been entered. I'm using the standard network manager. Machine ...
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0answers
32 views

Removed network-manager and now network won't connect

I dislike ubuntu network-manager intensely so I have recently uninstalled it from a Lubuntu 14.10 machine in my company network and now I can't connect to the network. I have edited ...
0
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2answers
27 views

Set network manager dns

I have Ubuntu 14.10. When I'm at work I can browse the internet without problems. Now that I'm at home, I can connect, but I'm not able to browse the web. Some informations: the output of ifconfig: ...
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3answers
3k views

how to display network manager icon on xfce panel

I install xfce in U Trusty,but the network manager icon disappear.when I run sudo nm-applet,the icon shows.Not only the network manager,but also power manager and fcitx icon disappear,fcitx is a ...
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1answer
34 views

network-manager no longer starts automatically

First post here I think I have a 14.10 box that used to be a 14.04 box. It's a media centre. When it was a 14.04 box it booted up fine. Now though it doesn't. When it boots it pauses on "Waiting for ...
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0answers
33 views

Trouble with wired connection

I'm running Ubuntu 14.04 and having problems connecting to a wired connection. My computer is having problems connecting to the network. Up until now, I have been able to solve this problem by doing ...
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1answer
34 views

What “flavour” or type of LAN should I be using? [closed]

I have Lubuntu 14.04 installed & running well on an old P4 machine (32 bit). I have Ubuntu 14.04 installed and running well, as a dual boot with WinXP, on a newer Core2Duo Asus MB system. Ubuntu ...