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

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Network Manager is forgetting “Saved” VPN Credentials

In Ubuntu 15.04, I frequently VPN into Cisco devices relying on this package: sudo apt-get install network-manager-vpnc Since Ubuntu 7.04, I've been able to save my credentials once, and then VPN ...
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8 views

14.04 on Macbook Pro connecting to wireless

so I'm brand new to Linux and I just installed it as the single OS on my macbook pro. I'm having a problem where I can't connect to my home wifi network and I'm not sure what's wrong. Just to tell ...
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1answer
12 views

WiFi disabled on HP 630

Trying to get work WiFi on HP 630 Lubuntu 14.04 64bit. Output of lspci -knn | grep -EA2 'Eth|Net': 02:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd.RTL8111/8168/8411 PCI Express ...
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12 views

Wifi icon proplem 14.04 LTS help

Need help after i tried to get the wifi icon on 14.04 LTS i did some terminal commands and got the wifi icon on my computer put theres no bars i i click on it and nothing happens.
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1answer
21 views

Lubuntu doesn't see Ethernet and Wireless connection on Dell 1300 Inspiron

I just installed Lubuntu on Dell 1300. But I can't connect to Internet on this laptop and so I can't install all updates and drivers. I didn't find any information about my problem for Ethernet ...
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8 views

why wireshark capture arp-broadcast only?

everyone In fact,it works fine while capturing my own message.But there is something wrong when i try to capture the message whose host is another machine. I run the wireshark on kali linux,while the ...
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24 views

WiFi connection easy mode?

Currently, the only way I've found to connect to WiFi networks on my Lubuntu 15.04 box is to open nm-connection-editor, type in an SSID, and enter security settings. Simply clicking on the network ...
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5 views

My AP service is running some seconds then stops

I did this till the issue: made a script running a Wifi Hotstop :: works ok made a service "WifiHotspot" and put it in /etc/init.d added it for boot launch: update-rc.d WifiHostpot defaults 95 ...
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11 views

Installed 14.04 and can not connect to wifi

I just installed 14.04 and cannot connect to wifi. I am currently using a wired connection but my other computer and phone are connected just fine so it isn't my internet. I've been through all ...
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18 views

How to use the --configure option in the network-admin tool

Well, I have no idea. Neither Ethernet connection 1 nor the standard interface name pair eth0/eth1 nor the internal interface name of my network adapter works here. It occurs to me that network-admin ...
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2answers
28 views

After modifying /etc/hosts which service is needed to be restarted in ubuntu

After modifying "/etc/hosts" which service is needed to be restarted in ubuntu !
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12 views

Internet connection only through VPN after forced shut down

When on campus, I can only access the internet via the university's VPN. The connection is established by the Cisco Annyconnect Client (version 4.1). I also set the proxy in the browser. All according ...
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16 views

No network in recovery mode

I have some problems with the display, so I need to go into recovery mode to repair that. Now the problem is that I can't get the Internet to work. After I get in the command line as root, I do ...
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1answer
31 views

Problem during install Ubuntu 14.04, 14.04.1 and 14.04.2 on HP DL360p Gen8

I'm trying to install Ubuntu 14.04.1 on a HP Proliant DL360p Gen8 with 2 HP Network card 560SFP+ (one onboard and one PCI-E). When network configuration comes up, no DHCP is found even if there is ...
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1answer
31 views

How to route all traffic through OpenVPN using Network Manager?

I can successfully connect to my OpenVPN server from command line using openvpn --config client.conf. The client.conf file contains redirec-gateway directive to route all traffic through the VPN ...
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25 views

Ubuntu 14.04 with Gnome 3, Network Manager issue

I have been trying to update the network setting of a fresh install via the GUI but am seeing this error: error editing connection: did not find a connection with UUID '(null)' The Network Icon in ...
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1answer
25 views

How to fix PPTP split tunnel?

I have installed Ubuntu 14.04 and it is fully updated. I have established the vpn connection to the host vpn server using Network Manager with PPTP. However, when I check the "use this connection ...
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29 views

Why can't I see one specific wifi network?

I bought my Lenovo IdeaPad S400 few years ago and immediately installed Ubuntu. Up to this day, Ubuntu 14.04 is running (without problem). However, without changing anything in the system or in the ...
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5 views

How to unmount nfs on shutdown of system via Network Manager

I use network manager and mount a NFS drive via a custom script /etc/NetworkManager/dispatcher.d/99nfs.sh: #!/bin/sh IF=$1 STATUS=$2 if [ "${IF}" = "eth0" ] && [ "${STATUS}" = "up" ]; ...
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1answer
17 views

Ubuntu OpenVPN is connected but won't change IP

I know very little, just want a VPN so I can browse in privacy. So... I downloaded the .ovpn file from CyberGhost, downloaded OpenVPN, put in the details and all that. At first it didn't connect to ...
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1answer
67 views

Unreliable wireless connection with an Intel Centrino Advanced-N 6230

I know there are many questions on this site about wifi issues but I have searched and can't see to find an answer to mine. So here is the deal, a few weeks ago my house got a new router and since ...
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1answer
34 views

Restricted internet access on 14.04. Teamviewer works, websites don't load

I now know it is not a DNS issue, because I can't even ping 8.8.8.8. I've added the output of tracepath 8.8.8.8. My machine running the most up-to-date version of 14.04 Trusty. The mobo has two ...
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8 views

I cant access to the nanobeem on ubuntu please I want the ipv4 not workin on ubuntu 14.04 LTS

Usb nanobeem ipv4 ipv6 not working on ubuntu 14.04 LTS Peas I want access to the nanobeem on ubuntu and the android phone not work on ubuntu its never
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12 views

Why does nm-applet icon still animated after connection?

I am running Ubuntu 15.04. From time to time, the nm-applet icon (in the upper right part of the screen) keeps animated, even after the wifi network is connected and working fine. It does not seem to ...
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22 views

How to check wether remote client is running firefox using ssh?

I want to login to client who is using firefox, i am using arp-scan to fing ip address and ssh to connect to respective client but i want to connect to client who is using firefox so how will i know ...
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1answer
20 views

Console wireless network manager

I have installed i3-wm on my Kubuntu 15.04. But I need sometimes to manually choose Wi-Fi networks. I don't like the way I do it now (stating plasmashell, choosing Wi-Fi and exiting it), So I'm ...
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1answer
63 views

Ethernet not showing up in available connections - Ubuntu 15.04

I thought this would be a standard issue but I can't seem to find the answer on the internet. I have a Dell Inspiron 7527 with Kubuntu 15.04 installed, using the network-manager. Unfortunately the ...
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9 views

Weird network traffic

I am running Ubuntu 15.04. I am connected to my wifi. I have noticed that recently my network traffic has become weirdly shaped like a heartbeat. In my experience my network is experiencing a slow ...
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2answers
53 views

How to block PCs/Phones connected to my Wi-Fi Hotspot?

I create Wi-Fi Hotspot using Network-Manager. Now since everyone knows the my password, whenever I create Wi-Fi for my use(on phone), everyone connects to it which reduces the speed on my PC as well ...
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17 views

Have to force start Ethernet nic every login/restart

I have to run mii-tool -F 100baseTx-FD every time I log in or restart, I tried adding the command to both places answered here: How to run command at startup? but that hasn't worked, I still have to ...
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1answer
28 views

How to diagnose /etc/hosts file having no effect

Right now, on my Ubuntu 14.04 desktop, for testing purposes I've changed the /etc/hosts file to something very simple: 127.0.0.1 localhost 127.0.0.1 something However, this simple configuration ...
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16 views

DSL ubuntu connection error

I am getting following error Connection activation failed (1) creating object for path '/org/freedesktop/NETWORKMANAGRR/Activeconnection/138" failed in libnm-gĺib.
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14 views

nm-applet doesn't load at startup and disappears after resume

Having a problem with network-manager-gnome on my Ubuntu 15.04 with stock Unity window manager. Although nm-applet is added to 'Startup Applications' it doesn't load up after system start. Also, ...
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33 views

LTSP Fat Client Swap

First of all, this is my first foray into Linux and it has been a pretty steep but fun learning curve. I run a small K12 education centre in Japan and have set up an Edubuntu server with 4 LTSP fat ...
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1answer
30 views

Why is a nameserver address not removed from resolv.conf when disconnecting from my work network?

Using networkmanager and dnsmasq. When I'm at work I have a wifi connection that is statically configured with IP, dns server, and domain search. When I connect, resolv.conf has both the server and ...
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15 views

Low speed and problems in USB tether

I have strange mtr result, this is google.com mtr result: DEMON (0.0.0.0) ...
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1answer
35 views

Network traffic blocker by ip and port

I'm getting continues traffic to my AWS ubuntu server. Those traffic increase my bandwidth billing in a high level. Is there any ip port blocker tool or a way to block those traffics?
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21 views

TOSHIBA SATELLITE C50 dual boot windows 8.1 and ubuntu 14.04 , ubuntu connects to wifi but without intenet access

As the title says, I connect to wifi but without internet. My my brothers laptop and my mobile works fine also my windows works fine. I can connect and all works fine at other wifi networks I ...
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59 views

cant set wlan0 to mon0 mode only goes to monitor mode

so i dont know if this is supposed to happen but I have my wireless adapter all configured I have a tn wn822n usb thing i got off newegg. airmon-ng only finds something under interface if I connect to ...
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0answers
11 views

NetworkManager missed custom connections

I'm using Ubuntu 14.04. I have added my custom wired connections in the Network Connections, but in the list of available connections (when I open menu from the tray) there is only ifupdown (eth0). ...
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15 views

Replicate Network Interfaces with Network Manager

I would like to replicate this segment from my /etc/network/interfaces Xen installation with the Network Manager GUI and NOT bridge-utils: auto lo iface lo inet loopback auto eth0 ...
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28 views

while run the nm-applet command in ubuntu 14.04 get error.Pls help to resolve

while run the nm-applet command in ubuntu 14.04 get error.Pls help. (nm-applet:2990): nm-applet-WARNING **: Failed to initialize D-Bus: Did not receive a reply. Possible causes include: the remote ...
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58 views

Ubuntu 15.04 keeps disconnecting

I had previously posted this question here, but it was closed due to 14.10 being EOL. I have made the upgrade to 15.04. Every so often, my wifi will disconnect. I have posted the output of "lshw -C ...
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1answer
59 views

L2TP/IPSec VPN Connection

On OS X, there's an option for L2TP/IPSec VPN in network connections where it lets you enter an IP Address, Username, Password, and Shared Secret. I downloaded Strongswan in Ubuntu, but do not see ...
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1answer
25 views

automatically select between wired and wireless networks [closed]

I am using ubuntu 10.04 LTS. I have two interfaces: one is wired and the other is wireless. When the two interfaces are up, ubuntu priorly select the wired to access internet. However, when the wired ...
2
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1answer
68 views

wired network connection in xubuntu not working with r8169

I am working on a brand new laptop with xubuntu 15.04. Wireless is working ok. Wired connection says connected when plugged in, and disconnected after 2 seconds or so. "Enable networking" is ticked. ...
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129 views

Home network Speeds (LAN and Wifi) very slow, Internet download is fast

Good evening, I have a home network hooked up and an ASUS (RT-AC68U) Wireless-AC1900 Dual-Band Gigabit Router with CAT 7 running throughout my whole house. My server is wired, Windows 10 machine is ...
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0answers
22 views

How does network manager identify a connection over usb0?

Here's a thing I'm trying to solve: I have a PC running Ubuntu 14.04 and an ARM board running some Linux. I want to have RNDIS-ethernet-over-USB connection between the two, and I want network manager ...
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2answers
107 views

DNS is not working, /etc/resolv.conf is not overwritten. Why?

I have this configuration in my server in the Network Manager connection: /etc/NetworkManager/system-connections/wired-connection [connection] id=wired-connection uuid=0c501f08acc5497cb7... ...
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0answers
13 views

Ubuntu 12.10 Hotspot support WEP / WPA

I'm following this tutorial : http://ubuntuhandbook.org/index.php/2014/06/share-internet-with-android-ubuntu-1404/ and I've managed to get my hotspot running (sharing ethernet over wireless). ...