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

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15 views

Unable to use Internet (hosts unknown) after upgrade from 12.04 to 14.04

I upgraded my PC two days ago from 12.04 (desktop) to 14.04 (desktop). Since then, I am unable to surf on the internet. More exactly, I have the connection (wired) but not host resolving. I have ...
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7 views

Time Warner Wifi not working in ubuntu

I am new to Ubuntu. Ubuntu works well when I connect to router via ethernet and other wifi. But in Times Warner Wifi I always get an authentication error.
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1answer
35 views

Connect to my College's WPA from Ubuntu 14.04 LTS

I have Ubuntu 14.04 LTS, and am running it on a Sony Vaio VGN-CR12OE. It is the only operating system. I am trying to connect to my college's WPA WiFi. My settings for this WiFi connection are as ...
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2answers
24 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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0answers
10 views

Want to disable internet but want to agree for browser

I want to disable all other services that are using the IP except of web browser. Is there a good software? I am on Ubuntu 14.04
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0answers
21 views

Wifi networks will not show up!

I'm running Ubuntu 14.04 on an old '08 macbook. I've gone to system settings>Software & Updates>Additional Drivers and enabled the wireless driver. But when I click the wifi icon on the top ...
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0answers
22 views

cannot connect using L2TP IPsec VPN Manager 1.0.9 on Ubuntu Desktop 14.04

used Synaptic to install L2TP have checked the dependencies are installed too. but cannot connect to work VPN when i click connect Ubuntu reports error 410 $> sudo ipsec verify Checking your system ...
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28 views

problem with network manager (wireless related)

I am having problem with my wireless network for some period of time the network work fines but after some time it stop working ...trying to disconnect shows error device disconnect failed (4)did ...
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2answers
51 views

Cannot connect to wifi using lubuntu GUI on Ubuntu server 14.04

As a first, I just want to say that this website is brilliant and has helped me no end whilst getting back into Ubuntu. I have recently converted a VAIO laptop to run Ubuntu server 14.04. The first ...
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0answers
9 views

Internet drops out when using shared hub or streaming media

Depending on the network I'm connected to my (wireless) internet will drop out every 30 seconds to every few hours. How often I drop out (seemingly) depends on the network, and the amount of traffic ...
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56 views

Ethernet connection intermittently does not work in LTS 14.04

I have been having an intermittent issue with my ethernet connection my laptop. I am using Ubuntu 14.04 LTS 64 bit. I am running a Dell 15 7357. Below is the output from lspci -v for my ethernet ...
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10 views

restricted access on GSM-Modem USBX for AT commands needed

I need help to prevent unwanted access for a GSM-MODEM on tty serial (USB0,1,2) by either: allow access (even for AT-commands) only for two programms, both are root (asterisk and smstools) or get ...
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0answers
16 views

Problem with Dell PowerEdge 1950 network interface

The 1950 has two Broadcom Corporation NetXtreme II BCM5708 Gigabit Ethernet interfaces. When I have eth0 running and eth1 disabled, dhcp client kicks in, and the server is assigned an address and life ...
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0answers
42 views

Network Manager icon disapear 14.04

After installing hostapd in ubuntu 14.04. Network Manager icon disapears. Even after removing hostapd, still Network Manager icon is not appearing. During boot up, "Waiting up to 60 seconds to ...
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0answers
28 views

Network Problem in Ubuntu and i Have dual booted System

I have dual booted my system using Ubuntu 14.04 ,i have configured my lan setting for internet in Ubuntu and Windows 7 ,the problem is i cannot connect to internet in Ubuntu and under Windows internet ...
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0answers
12 views

Unblock 3G modem dialog

when I plug in my usb 3G modem it takes ages until de unblock device screen comes up, sometimes I need to plug and unplug several times and the hole process may take 10 minutes. Is there a way to ...
1
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1answer
115 views

Intel Dual Band Wireless-AC 7260 keeps dropping wifi

My wifi Intel Dual Band Wireless-AC 7260 keeps dropping wificonnection drops and the network to which I was connected disappears from the list of available networks in network manager. The only way to ...
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0answers
77 views

Why does Ubuntu 14.04 not connect to the Internet immediately after a reboot?

I’m using the ethernet interface with a cable connected. Every time I start up my machine and boot into Ubuntu, it is not connected to the Internet. Sometimes it never connects at all. Sometimes it ...
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2answers
72 views

create a AP-hotspot from a wireless connection

I need to create an AP-hotspot from a wireless connection. I use an external wifi adapter connected to my USB port on my laptop as a source for network connection. What I need to do is to extend that ...
0
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2answers
41 views

What could “reject due to mismatch with WPA/WPA2” in output of wpa_supplicant mean?

I'm trying to connect to an Android 4.0.4 device set up to be a wifi tether using wpa_supplicant with /etc/wpa_supplicant/wpa_supplicant.conf ctrl_interface=/var/run/wpa_supplicant ap_scan=1 ...
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0answers
20 views

nm-applet options grayed out after update

Originally nm-applet wouldn't show at startup on Lubuntu 14.04, but this was fixed after one of the recent kernel upgrades. nm-applet ended up starting twice, so I could remove it from the startup ...
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0answers
58 views

Network Indicator icon in system tray is missing in 12.04

My Network indicator icon is missing in 12.04. I have tried all answers of askubuntu but no luck. When I run nm-applet or nm-applet & in terminal it gives message as ** Message: applet now ...
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1answer
15 views

Cannot remove Nexus 5 Network from network list

When I click on the Network Manager indicator I have an odd entry in there called Nexus 5 network Clicking on it does nothing and it does not show up in the list of networks in Edit Connections ...
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1answer
89 views

Ubuntu 14.04 LTS Network Manager overwrites static network interface

I spent far too long figuring this out, and wanted to share. Simple task: Add a static IP address to the 2nd of 4 NICs on my server. To start, I followed the instructions here under Static IP ...
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50 views

I can't Install Realtek RTL 8191SU USB Wireless Driver

When i try to do "sudo make" command in terminal it shows make ARCH=x86_64 CROSS_COMPILE= -C /lib/modules/3.11.0-12-generic/build M=/home/a341276/Desktop/rtl modules make[1]: Entering directory ...
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0answers
71 views

Problem Connecting Ubuntu 14.04 Wifi to 802.11 network

I am having trouble connecting my Ubuntu 14.04 wifi to 802.11 secured network . I use a dual boot 8.1 - ubuntu 14.04 system. My network uses Cyberoam Authentication.The Wireless connects and works ...
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3answers
95 views

OpenVPN GUI client for UDP/TCP

Is there any easy solution for OpenVPN being executed from Desktop for non technician people so they only push a button and get connected to a external VPN? Most of my colleagues are non Linux ...
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2answers
34 views

Is it normal for openvpn-client to do this?

I have been using openvpn for a while, on an obscure port ( example, 43012). I've been noticing on my laptop (client) that whenever the vpn is connected, openvpn is listening on port 1194, which I do ...
2
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1answer
254 views

Wifi Not Working On Ubuntu 14.04 Lenovo G 50-30

I am facing problem to enable wifi on my Lenovo G50-30 Below are the command out put please help me out lspci | grep -i wireless 02:00.0 Network controller: Realtek Semiconductor Co., Ltd. ...
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0answers
90 views

Network Manager Icon disappeared 14.04

So a couple of weeks ago my network manager icon stopped appearing; I still get automatically connected to my saved networks and the internet works fine, etc. If I go into System Settings and look at ...
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0answers
18 views

DNSMASQ Error in Syslog

I was browsing my syslog and I found this error:- NetworkManager[984]: [1407179609.489726] [nm-dns-dnsmasq.c:393] update(): dnsmasq not available on the bus, can't update servers. ...
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4answers
287 views

nm-applet does not work Ubuntu 14.04

The network manager 'nm-applet' has disappeared from the unity panel of my Ubuntu 14.04. When I try to run it from the commad line, I receive an error: $ nm-applet nm-applet-Message: using ...
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0answers
21 views

Have Ubuntu prefer one wireless adapter over another?

I have an integrated wireless adapter that works OK with Ubuntu and a USB one that works great. When I'm somewhere where I need the extra range and performance, I'll get out the USB adapter. But ...
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1answer
60 views

Can't use the internet over wifi

My Macbook 3,1 can connect to my router, but cannot use the connection. I have tried to solve this problem, but not smart enough to do so. That's why I'm turning to you. How I am able to connect to ...
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4answers
119 views

AR9485 - Kubuntu (Ubuntu 14.04.1 LTS) wireless not connecting anymore

I'm running Kubuntu 14.04.1 LTS on a Asus PU301LA RO039G. Wireless and wired connection worked fine until yesterday, when the "I don't know what" happened. Symptom is the unability to connect to my ...
2
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0answers
53 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 ...
1
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3answers
49 views

Network-admin for server?

I am running a 12.04 distro. I am looking for something that can run in command line on my server that would give me access to change the network settings. Similar programs would be network-admin or ...
0
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1answer
34 views

Is there a command line or some other way to bring up nm-applet UI?

Folks, Environment: Ubuntu 14.04 In my current environment, nm-applet icon can be seen in the panel (as expected). I can right-click on it and bring up its UI. I need to trigger the same UI from ...
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0answers
10 views

DataCards Not Working in Ubuntu 14.04

No ethernet card is getting connected in 14.04. In 13.10 it was working just fine.
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0answers
82 views

Wifi is Hard-Blocked and Ethernet connection fails - [Ubuntu 14.04] - [Asus B43S-XH51]

I was just using this laptop yesterday on ethernet and a few days ago on wifi. I've never had a problem with this computer and wifi. I currently only have Ubuntu 14.04 installed - no dual-boot with ...
0
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0answers
21 views

Can I route Spotify (or other application) through my connection while connected to VPN?

I am connected to a client's VPN in order to test an application I am working on. It has a fairly slow upload speed about ~4Mbps. I have a 75Mbps down and would like to use Spotify with my local LAN ...
3
votes
1answer
52 views

nm-applet disappeared from top panel Ubuntu 12.04

I know there are many similar questions. None of those solutions have worked for me. If I try running nm-applet in terminal, this is the output I get... ** Message: applet now removed from the ...
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0answers
33 views

Network Manager Icon Isn't In the Unity Panel

I accidentally purged network-manager. Hopefully, I downloaded the debs required by network-manager and installed them. Now, the network-manager indicator is not in the Unity panel. Is there a fix? ...
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0answers
85 views

Driver r8169 of Realtek

Somebody knows what happened with driver r8169 of Realtek? Internet connection works well in Windows Vista Ultimate. However on Ubuntu 14.04, it did not work. It does not recognize wired connection. ...
1
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2answers
142 views

Run root script or command as root in startup application in Ubuntu 14.04

I have a wireless adapter that used to work in ubuntu 13.10 (dwa 171) after installing drivers for it. Now it won't work the same way anymore since I upgraded to ubuntu 14.04. I've found the only way ...
0
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2answers
55 views

find mac address of all connected systems [duplicate]

How can I find out how many system are connected to the local network and how can I get all IP and mac address of these systems. Is their any command/package to show the IP details? Can I use this ...
0
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0answers
145 views

Network Manager icon is missing on Ubuntu 14.04 LTS

A while after I installed Ubuntu 14.04 LTS, the network manager icon disappeared from the panel, although the WiFi is working. Also the Bluetooth icon disappeared too. How can I fix this issue?
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0answers
46 views

Problem setting up dial up internet connection

I cannot use my broadband connection. Since I have lost the wired connection option (see here), I cannot manually input my ISP name and password. I tried with this link, which recommended me to run ...
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0answers
88 views

Network indicator missing in ubuntu 14.04 64 bit

Network indicator is been missing from top right corner panel in Ubuntu 14.04 64 bit When I run #sudo nm-applet nm-applet-Message: using fallback from indicator to GtkStatusIcon. Already have tried ...
0
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1answer
16 views

Are internet connection passwords available from some location in /home?

I keep /home on a separate partition. I upgrade by performing a fresh install. I assume that my internet connection passwords, like most of my other settings, will be stored somewhere in /home and so ...