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

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14 views

Can't connect to my wlan router but can connect to any other router (but router works fine with other distributions)

Suddenly after Ubuntu freeze I am unable to connect to my router. I have already reset my router but nothing has happend. If i connect my ubuntu with my andriod wlan router it works fine. I have tried ...
4
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3answers
1k views

NetworkManager tray (nm-applet) is gone after upgrade to 14.04 Trusty

I upgraded from 13.10 to 14.04 and now the nm-applet no longer shows in the system tray. I already tried purging and reinstalling the network-manager-gnome package but that didn't help. When I run ...
0
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0answers
14 views

Mobile Wireless access point keeps dropping

I have a Wireless access point on my phone that I've just set up. The phone is a Samsung Galaxy S2 provided by ATT Wireless. When I first set it up, Network Manager recognized the access point and I ...
2
votes
1answer
12 views

Set up OpenVPN (Mullvad)?

I'm trying to set up an OpenVPN virtual adapter for my Mullvad VPN service (which is excellent, by the way). Anyway I'm in the Network Connections utility/panel/applet/whatever-it-is and I am trying ...
2
votes
1answer
482 views

NM-Applet Wi-Fi Icon Missing

I have a Lubuntu (now 14.04) installation. Recently, I logged in to find that the Wi-Fi icon had disappeared, and there was some sort of a keyboard icon in it's place. I have restarted multiple times, ...
0
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0answers
29 views

Huawei EC156 mobile broadband not working on Ubuntu 14.04 LTS 64 bit

Related to Getting HUAWEI Mobile Broadband E173 to work in Ubuntu 13.10 . I have the same situation with the huawei ec156 modem .With wvdial it works perfectly with /dev/ttyUSB0 but with Network ...
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4answers
1k views

How to successfully restart a network without reboot over SSH?

In Ubuntu 14.04 neither sudo service networking restart nor sudo /etc/init.d/networking restart do anything any more. They also both exit with code 1. Something has obviously changed (or half changed) ...
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0answers
26 views

Network connection problems unresolved

After reading through several threads on here about network connection issues, and trying to solve it on my own, to no avail, I thought I'd post the problem here. I have an HP Chromebook 14 running ...
1
vote
1answer
644 views

Getting HUAWEI Mobile Broadband E173 to work in Ubuntu 13.10

I'm trying to get a/an Huawei E173 Mobile Broadband USB device to work with the Network Manager components in the GUI (Ubuntu 13.10). I'm having no luck, but I can get it working successfully using ...
6
votes
2answers
2k views

How to make SMS and mobile calls?

Will there be a way to send sms and make calls using mobile broadbands in 12.04? (If there is a 3rd party app rather than Wammu-Gammu, please mention)
0
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1answer
21 views

how to connect two computers using wifi network and without using Router?

I have an embedded board which has an Ethernet port. this port is connected to a FPGA (an electronic device !) which sends data to this port at 1 Gbit/Sec. I want to monitor this board to see if it ...
2
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0answers
16 views

Internet disconnects by itself and never reconnects unless system restarted

I am using Ubuntu 13.10 and a wireless internet from a modem "Reliance Netconnect" for the internet. I've installed Ubuntu two days back along with my Windows system. So here's a detailed summary of ...
0
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0answers
71 views

Can't connect to VPN on Lubuntu 14.04 LTS

I've installed Lubuntu 14.04 LTS and after having solved the network manager problems adding the nm-applet service on autostart, I configured my VPN correctly but can't connect to it. I've tried ...
0
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2answers
26 views

Told command dpkg cannot be found

On issuing the command sudo dpkg -i (package name) at chronos@localhost ~ $, I get the response sudo: dpkg: command not found. Anyone know why? I'm trying to load version 3 of network-manager and ...
2
votes
1answer
881 views

Why doesn't Ubuntu automatically disable wireless networking when a wired connection is active?

When I have Wireless enabled and plug in my Ethernet cable, the wireless connection stays active, even when the wireless and wired connections are through the same network. I'm aware of this question ...
4
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1answer
76 views

make wifi preferable over wired connection in ubuntu 14.04?

how to make ubuntu to choose wifi connection over wired connection when both are connected to internet?I edited the Ethernet connection to route using the preference "Use this connection only for ...
4
votes
1answer
86 views
+50

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
18 views

DHCP and static IP address simultaneously in ubuntu

We can use multiple IP address for a single interface in linux(eth0:0, eth0:1). But can we use dhcp and static IP in the same time?? eth0:1 should have a static IP address and eth0:0 will be configure ...
1
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0answers
160 views

No wireless with lubuntu 14.04 and iwconfig shows card twice

I just installed Lubuntu 14.04 on a Thinkpad T42 (with forcepae option). Everything is working fine but wifi. The applet shows only a few of the nearby networks. If my home network shows, it asks for ...
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0answers
60 views

Network-manager fails to enable network everytime after suspension, What can I do?

I have done the upgrade to 14.04LTS, after that, everytime I suspend my computer, when I turn it on, the network-manager fails to "enable" the network, and I always have to do: sudo restart ...
1
vote
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 ...
1
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1answer
2k views

Cannot connect to wireless in Lubuntu 14.04

I have tried all afternoon to fix this, but now I give up. I am trying to set up an old XP PC with Lubuntu 14.04. It works perfectly fine, except for the wireless connection. Connecting with ethernet ...
0
votes
1answer
31 views

How to disconnect from a wireless network in Gnome 3.10

I wanted to start my hotspot (using ap-hotspot). To enable it, you have to disconnect from the wireless network you're connected to. This was no problem in Gnome 3.8's network manager, but I cannot ...
0
votes
3answers
95 views

Can I have only one program access my VPN?

Currently I have two computers, both running Ubuntu. Both computers connect to the same ISP, but with one I use a VPN service. For reasons not relevant to this question, I am considering getting rid ...
0
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0answers
61 views

modem manager crashed!

I do use 3g dongle also my mobile phone as modem. now im on ubuntu 14.04LTS final version. my problem is when I connect my phone through usb and modem mode then it connects and in network icon when I ...
1
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0answers
707 views

Wireless connection error for SOME networks

I have just installed Ubuntu 14.04 LTS and everything about wireless was ok until I come to work. 14.04 recognized & successfully connected to my home wireless network but it does not connect to ...
0
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0answers
14 views

Help recovering network access in Ubuntu 12.04

I recently installed Ubuntu 12.04 on my HP Chromebook 14. This morning, when I switched from Chrome OS to Ubuntu, I could not connect to the server. When I tried opening network tools, I got a prompt ...
2
votes
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 ...
0
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0answers
30 views

How to connect to Softether VPN server

I have a Softether VPN server on my VPS. It is OpenVPN compatible. I can connect using OpenVPN app on iOS. I also connected on Windows without any problem but I could not make it on Linux. I ...
4
votes
4answers
4k views

How to display UMTS signal strength?

Using a random UMTS USB stick (Huwei 160 or something like this) works an current Ubuntu pretty much out of the box and the setup via network manager (nm-applet) is convenient. But it does not ...
0
votes
1answer
37 views

nm-applet disappeared from awn indicator session area after installing d-bus-1.8.0

I have Ubuntu 13.10, since glib 2.32 failed to compile some newer applications I compiled and installed glib 2.38 and its dependencies d-bus-1.8.0. When I booted in the morning I noticed that ...
0
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0answers
14 views

How can I connect to wifi in Ubuntu 14.04 with LXDE? [duplicate]

I have upgraded my desktop (which runs LXDE desktop environment). In the previous version I had a network manager icon which if I right-clicked, I could see various network options like enable ...
6
votes
3answers
3k views

Ubuntu 12.10 no network and no graphics

I recently upgraded Ubuntu 12.04 to 12.10 only to find out that it won't connect to any network, neither wired nor wireless and the graphics is messed up too as in a low screen resolution. For 12.04, ...
0
votes
2answers
889 views

Why's my wifi-Hotspot connection failing to get established?

What I did: Open system settings, Network, Wireless. Clicked "Create Hotspot" (Nothing happened). Clicked network icon in panel Create New wireless network Entered name and password Entered SSID ...
0
votes
2answers
86 views

Where is OpenVPN's client configuration from Network-manager's OpenVPN plugin?

I know how to write and when to put OpenVPN's config files for clients but I would like to be able to see the config files generated by network-manager-openvpn plugin. (For instance to change logging ...
0
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0answers
105 views

How to connect mts broadband to internet in ubuntu 14.04?

Modem is not detecting in network manager but it is detected while running lsusb command. Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus 002 Device 002: ID 8087:0024 ...
1
vote
1answer
966 views

Ubuntu 12.04 thinks my wireless network is hidden (but it's not)

I've just installed Ubuntu in a dual boot Linux/Windows setup on an ageing Dell Inspiron 1520. After searching answers on here I got past the Broadcom wireless card/no connectivity issue and the ...
1
vote
1answer
44 views

Ubuntu server 12.04 LTS Network problem

Ok everyone, I am "sorta" new to ubuntu and am now running a Ubuntu 12.04 LTS server. I did a basic install of 12.04 lts 64-bit. After initial boot I logged in and ran 'sudo apt-get update'. After ...
2
votes
2answers
2k views

Why Network Manager Can't Detect My ZTE USB 3G Modem!

I am using ubuntu 12.10. I use a ZTE USB 3G Modem to connect to internet. I connect that modem through a driver software which was provided with the modem. This modem works fine. I can browse , use ...
1
vote
0answers
15 views

802.1Q VLAN Tag - is possible to set without editing config file?

Is it possible to make tagged vlans to be shown on network-manager like PPPoE connections? My computer is a laptop so I can't add another Ethernet card and now I must edit config file to ...
-1
votes
0answers
38 views

VPN - where to find CA certificate?

I'm trying to setup a VPN connection in Ubuntu 13.10. So I installed the OpenVPN "plugin": sudo apt-get install network-manager-openvpn Then I clicked the network icon on the top right of my ...
0
votes
1answer
54 views

After deactivating NetworkManager, how do I add the DNS server address to resolv.conf?

I deactivated NetworkManager with sudo apt-get remove network-manager because I want to have all network configuration in /etc/network/interfaces. After system restart, I see that cat ...
2
votes
1answer
25 views

How do I configure a machine to respond or not respond to ping requests?

How can I manage my Ubuntu machine so it doesn't (or does) respond to PING (ICMP ECHO_REQUEST - type 8) requests? Normally almost all computers in a LAN network respond to ping with an ICMP ...
1
vote
1answer
380 views

Notification When someone connects to my local network , ARP, Notification file

I have a question concerning Ubuntu 12.04 LTS Desktop - notifications (same notification as Rhythmbox application when playing music back and forth), technically if I'm not mistaken it should be ...
1
vote
0answers
280 views

How to persistently maintain cloned mac address on Network Manager?

I'm on Gnome 3, and it seems like I'm able to add cloned mac address to my network interfaces from the GUI wizard of Network Manager. The catch is, every time I reboot my computer the cloned mac ...
0
votes
1answer
40 views

Wired LAN Conncetion not working, but router says I am connected

I already looked for other questions maybe answering this, but nothing really seems to apply here. After a fresh install of 12.04, I can't get a wired connection established. WLAN works fine. What ...
1
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0answers
132 views

I can't turn on my wireless?

My wifi is off and when I go to the network symbol it says network enabled but it doesn't say anything about wireless. I have this dell ispiron mini that doesn't have a physical wifi switch I have ...
0
votes
2answers
492 views

Unable to mount Internet Manager ZTE MF-195 USB wireless modem

I just got this ZTE MF-195 USB wireless modem, and when I plug it in I get this message: Unable to mount Internet Manager Error mounting: mount: /dev/sr0 already mounted or /media/Internet Manager ...
1
vote
1answer
734 views

Installing BSNL UTStarCom 300R2U ADSL2+ Modem via USB port

anoop@blackTiger:~$ lsusb Bus 004 Device 002: ID 0451:6060 Texas Instruments, Inc. RNDIS/BeWAN ADSL2+ Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub Bus 003 Device 002: ID 045e:00cb ...
0
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0answers
17 views

Does anybody know if exists a solution for this bug? [duplicate]

I have been using ubuntu 13.10 (amd64bits) for a while and always the same problem happen with me when I add a new VPN connection. My problem is the same as described in the follow website -> ...