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

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missing wireless-driver on 14.04

As I explained in a previous question, I have problems with my wireless on Ubuntu 14.04 LTS. Often the following occurs: On start-up my computer doesn't always connect to my wireless When connected, ...
6
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1answer
493 views

Where to add the Pre-Shared Key for the Server Authentication with Network Manager for L2TP/IPSEC?

Previously, I was trying to figure out how to install the L2TP/IPSEC manager code. I guess Ubuntu/Canonical switched away from OpenSwan to StrongSwan, but didn't really announce it. So that was ...
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1answer
65 views

Wi-Fi connecting to other networks of the same name

I've been running Ubuntu 14.04 on a macbook air for about a year now, and I've recently been experiencing some strange behavior when it comes to my wireless connection. Let's assume my wireless ...
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2answers
33 views

Is there a way to view a list of previously joined networks? 14.04

From Windows Vista onward, previously joined networks are stored in the HKLM\SOFTWARE\Microsoft\WindowsNT\CurrentVersion\NetworkList\Signatures\Unmanaged registry key. I am wondering if there is a ...
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1answer
275 views

How To fix a PPTP VPN client connection (Ubuntu on VirtualBox)

I have just installed Ubuntu 14.04 on VirtualBox and I'm trying to set up a VPN client. I have configured it with the same settings I use on a Mac and I am able to connect from that without any ...
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1answer
46 views

Using 12.04 LTS network manager mixing up login and wifi passwords

I've been using 12.04LTS on my laptop for a while now, with automatic security patches etc. etc. I use wired ethernet at work, and wifi at home. Until recently both worked seamlessly and without any ...
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1answer
58 views

How can I configure the default transmission rate for 802.11 (“WiFi”)?

I need to lower the transmission rate of my IEEE 802.11g network interface controller to have acceptable an packet loss ratio (< 0.5 %), otherwise it becomes very high (> 50 % is typical, but it ...
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86 views

Lubuntu nm-applet fails to start

I thought this was fixed back in 2014 but it has popped up again. After some recent updates, the nm-applet in the LXPanel has once again failed to appear. The last time this happened after the ...
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3answers
214 views

Nslookup resolves search domain but ping does not (14.10) [duplicate]

At my company, many of our configuration scripts, etc use just the server name. For example, http://server rather than http://server.company.com. I have configured the search domain in the GUI Network ...
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25 views

Cannot connect to VPN Ubuntu 14.04 [duplicate]

I have installed vnpc and network-manager-gnome and have created a new vpn connection for my workplace with credentials I know are working for others. When I try and connect, I get an instant 'VPN ...
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1answer
112 views

How to permanently remove unused/unwanted access points appear in the network menu item Ubuntu 14.04

As shown in the image below, all the access points above the connected network are unused. I want to remove this unused entries from the menu indicator. And I have already tried the solution ...
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1answer
40 views

IPv4 is not getting configured on Ubuntu in a dualstack (IPv4/IPv6) network

I set up a router with IPv6 capabilities (I replaced the firmware with OpenWRT) as my main router and successfully configured DHCP including static leases. Almost everything works fine, all IPv6 ...
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1answer
283 views

How do I configure the search domain correctly (14.10)?

I recently installed Ubuntu GNOME on my work computer, replacing Windows 7, because I will be doing a lot of Linux development work. Many of our configuration and development scripts use shortened ...
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54 views

eth0/wlan0 bridged, no connection without loopback

Ok bear with me because I'm fairly new to this ;) I just installed ubuntu 14.04 and my network interfaces seem to be bridged....wlan0 is being assigned the mac of eth0, also I have normal ...
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1answer
48 views

I Think I Just Messed Up My Whole System, HELP!

so i was trying to fix some dependency problems with my repositories and stuff and i ran sudo apt-get -o Debug::pkgProblemResolver=yes dist-upgrade and this is what happened (some log from the ...
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0answers
30 views

How can I connect bond connection?

I have created a bond connection config. See picture. But how can I connect it?
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1answer
413 views

Configure VPN… is greyed out and I cannot edit my VPN settings

Today I see that my "Configure VPN..." part is greyed out and I have been using several PPTP VPN connections so far and today suddenly this seems to be inactive. I did the changes in the network ...
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0answers
41 views

Networking, Bonding two 10Gs with one 1G on 14.04

I have a problem with bonding two 10G NICs. After I configure the /etc/networking/interface file with the below addresses and setting, once rebooted, neither the 1G or bonded 10Gs are pingable unless ...
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2answers
633 views

vpn l2tp connection on ubuntu 14.10

I am using Ubuntu 14.10 and I need to create a VPN L2TP connection. I installed strongswan, as suggested by this answer, but now I don't understand how to configure the connection. The connection ...
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0answers
21 views

Can I reuse system-connections on new installation?

I've just made a new Ubuntu install, and kept the /etc/NetworkManager/system-connections folder around. Then I copied all my connections to the new install, but it won't connect. (I guess because the ...
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3answers
55 views

NetworkManager connects to random network

I upgraded Xubuntu to 14.04 a few months ago and ignored that problem for a while, but it's getting ridiculous. My NetworkManager connects to some random (configured) network, instead of the last ...
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0answers
69 views

Can not connect to router with WPA2 Enterprise

I am using Ubuntu 14.04 and I am not able to connect to my WiFi which is encrypted with WPA2 and requires username and password and proxy My laptop configuration: Lenovo ideapad Z-570 OS(x64)- ...
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1answer
49 views

How to connect to two VPNs at the same time?

At my university, I have to connect to the local VPN in order to be able to connect to the Internet, at the same time, I want to connect to another VPN. What should I do?
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2answers
62 views

network manager - run script when connect failed [duplicate]

is it possible to tell network manager to run a script when network connection gets down (and it can't reconnect)? e,g: I have A bug in my network card driver, and sometimes NM fails to connect, a ...
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0answers
133 views

PPTP VPN connection always fails

I'm using Ubuntu 14.04. And I'm trying to use the VPN service of bestfreevpn.com using PPTP protocol. Previously I've tried some other free VPN services and I can't seem to connect to any of them. I ...
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55 views

Networking not working anymore with wifi

On a Xubuntu 14.04 system, network connections have recently stopped working. What happens is that the computer connects fine to 2 local wireless networks (within the same router), however when using ...
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2answers
64 views

dhcp server setting

I have a ubuntu desktop (running on a raspberry pi) that is configured with dhcp on eth0. This device comes from an environment where they use a server to route all the internet trafic and dhcp ...
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0answers
14 views

How to configure proxy authentication in ubuntu to work with terminal when my password contains @ [duplicate]

My USERNAME is 500037280 and my password contains an @ sign. I'm not able to change that at any cost. Is there any way to configure my proxy authentication from a terminal?
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274 views

Failed to connect to Cisco anyconnect VPN via openconnect

I've read several texts about this on the web and this site but couldn't solve the issue.I have network-manager-openconnect and network-manager-vpnc plugins installed on Ubuntu 14.04 (for GUI usage). ...
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1answer
200 views

Unable to load VPN connection editor in Ubuntu 14.04 LTS

Some time ago I created a VPN connection using Ubuntus own Network Manager, which worked fine! Now, a few months later, I want to go in and edit the connections details, but instead I get this error: ...
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23 views

Power went out, Network Manager service went haywire. Reboot wouldn't bring it back up, but restarting service did. Why would this happen?

This is kind of strange. My power went out randomly yesterday for a split second. My server came back up and it would not connect to the network. I couldn't ping out from the server, it wasn't ...
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2answers
113 views

Ubuntu WiFi fails to connect

###Read Edits below### initial post I'm using 14.10 ubuntu and it is dual booted with windows 8.1, my issue occured "randomly" (being careful using that word - i dont remember if i did anything ...
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1answer
31 views

network-manager won't show same SSID hotspots!

I'm currently using WICD and it shows 4 different hotspots and their details (channel, etc). These 4 hotspots have the very same SSID. I can connect to whichever I want. So far so good. The thing is, ...
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41 views

Skype and network indicators missing from

Recently I lost network and Skype indicators from top panel. I still have language, and battery indicators and clock, but these two are gone. When I tried to run nm-applet i got this message using ...
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0answers
84 views

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
200 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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0answers
22 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
33 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
33 views

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

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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1answer
101 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
20 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
149 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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21 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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0answers
32 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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0answers
36 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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3answers
167 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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156 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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0answers
155 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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29 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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0answers
135 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 ...