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

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Cannot connect to WiFi with Ubuntu 12.04

I have a Dell Latitude E6410 that I cannot get to connect to a specific WPA-Personal Wireless network when Ubuntu 12.04 is installed. What is strange, is that when I have 11.10 (32-bit) installed ...
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1answer
15 views

Ubuntu 12.04 In tray Icon -> “Edit Connections…” not clickable

I am use ubuntu 12.04 with gnome-panel, I press network tray icon then Open following small menu, Last "Edit Connections..." not clickable how can I edit my wired and wifi connection?
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1answer
21 views

Cannot connect to internet through DAP-1650

Problem I cannot connect to the Internet when connected to my DLink Wireless AC1200 Access Point DAP-1650 via Ubuntu 14.04 Trusty Tahr LTS. I can connect to the Internet when connected to my Netgear ...
0
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0answers
18 views

Can't edit connections/connect/disconnet in Gnome NetworkManager applet

since a few days I'm seeing a weird behaviour of the NetworkManager-applet in Gnome. The "Edit Connections" line is greyed out, so I'm not able to call the nm-connection-editor. From the command ...
0
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1answer
34 views

Way to remove unwanted/unused wifi networks from Network Indicator Menu? [NOT a duplicate]

This original question has NOT been answered and is NOT a duplicate question so I am reasking it: Way to remove unwanted/unused wifi networks from Network Indicator Menu? There should be a way to ...
6
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2answers
6k views

How to programmatically get a list of wireless SSIDs in range from NetworkManager

I'm writing a small little app that I want to submit to the Ubuntu App Review board, and one thing I'd like to do is for it to show the names of the detected Wireless SSIDs in a combo box. It's a PyGI ...
0
votes
1answer
45 views

Generic problem with networkmanager on Ubuntu 12.04 / elementaryOS [on hold]

Hello together: Since some days I've got issues with the networkmanager under Ubuntu 12.04. To be concrete it is the nm-applet itself. I can connect via LAN or WLAN without problems, but some entries ...
7
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2answers
9k views

Why is the Edit button greyed out in Network Manager?

Since 2 days ago I can't edit any connections using network manager, because the "edit" button is greyed out. I tried doing a normal restart of the service to no avail. Any suggestions?
2
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1answer
118 views
+500

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 ...
4
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2answers
3k views

How do I remove obsolete Network entries from Network Connection Applet

I see that I can delete networks that my machine "remembers" from nm-applet by clicking on the wireless icon in the panel and selecting "edit connections" -> "wireless". However, sometimes I click on ...
0
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0answers
23 views

Way to remove unwanted/unused wifi networks from Network Indicator Menu? [duplicate]

There should be a way to stop the Network Indicator menu from displaying completely unused/unwanted Wifi network entries in the dropdown. On my indicator menu, there are more than a dozen networks ...
8
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4answers
33k views

How can I completely remove NetworkManager?

I want to disable NetworkManager entirely, and have my eth0 and wifi connections unmanaged. My eth0 on my main linux box is unmanaged and I have no issues with it, I want to do the same to my other ...
2
votes
2answers
3k 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 ...
0
votes
1answer
79 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 ...
0
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0answers
16 views

How to remove the many nm-applets

In 12.04.01 I am using the WLAN via the nm-applet (this is the default way). When the Hotspot is removed, the nm-applet tries to offer alternate connections and asks for their password, and after a ...
0
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0answers
12 views

Kubuntu 14.04 missing some network settings

I'm trying to set up a VPN, but I am missing any VPN settings in my network settings. (I have a picture) Why am I missing these settings? I just did a fresh install of Kubuntu 14.04 LTS.
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0answers
60 views

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, ...
0
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2answers
157 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 ...
0
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0answers
12 views

Can't select “Configure VNP” in Network Manager

For some reason, if I go to Network Manager -> VPN Connections, I cannot choose Configure VPN (it's in grey). Same for Disconnect and Edit Connections. (I would take a screenshot but that isn't ...
0
votes
1answer
188 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 ...
5
votes
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 ...
1
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1answer
55 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 ...
3
votes
2answers
5k 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 ...
3
votes
1answer
410 views

Why does WiFi work with WICD but not Network Manager

So my WiFi can connect with WICD, but not the default KDE network manager. I would like to know why. Do both these applications handle the connection differently? If so what would the difference be? ...
0
votes
2answers
81 views

MenuBar in the right corner doesn't work

My Menubar doesn't show the icons for "network-manager" and the "indicator-multiload". It worked fine until today. Here is a screenshot: I want that it looks like this: I'm using a VPN and ...
0
votes
1answer
90 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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2answers
25 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 ...
2
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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 ...
0
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0answers
65 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 ...
5
votes
8answers
5k 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 commas line, I receive an error: $ nm-applet nm-applet-Message: using fallback ...
0
votes
0answers
19 views

What is the proper way to set up Ubuntu on network with VPN and LDAP?

I've been running into a lot of problems attempting to setup what I assumed should have been a pretty straight-forward configuration, but I guess not. Basically, my computer should do this at boot: ...
0
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1answer
21 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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0answers
15 views

Enable access to WLAN [migrated]

I was given a Acer Aspire One A110 Netbook (ca. 6 years old) with Ylmf OS. It's the first time I own a computer running on LINUX. So I am unexperienced with it. So far I get along quite well, but one ...
0
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0answers
75 views

Network disappears from list, disconnects, others remain

and Ubuntu, with my first question. I have Ubuntu installed on three machines alongside Win7, so they are all dual boot. I have encountered a WiFi connection problem on one, a Compaq CQ62. The unit ...
2
votes
1answer
30 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 ...
2
votes
1answer
777 views

How do I add interface aliases using Network Manager GUI?

I have seen numerous tutorials for creating network interface aliases (for assigning multiple IPv4 addresses to a single interface), but I seem unable to find one for using the Network Manager GUI. ...
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 ...
0
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0answers
52 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 ...
2
votes
3answers
83 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 ...
0
votes
0answers
23 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 ...
0
votes
1answer
83 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 ...
0
votes
2answers
96 views

Wi-Fi networks not detected anymore

Problem : Wi-Fi networks not detected anymore What triggered it ? My computer froze and I ended up having to restart it using the power switch. In case it could be relevant : it froze while I was ...
0
votes
1answer
19 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 ...
0
votes
1answer
211 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. It should work just out of the box for windows and linux. On windows it works, but on ubuntu 14.04 (same computer) it doesn't. ...
1
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2answers
2k views

Ubuntu 13.10 NetworkManager “Dump inconsistency detected” System Freeze

I'm running Ubuntu 13.10 on Asus N550JV laptop. My system gets frozen pretty randomly during the day. Sometimes it's possible to switch to terminal and then back to resolve it, other times it entirely ...
0
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0answers
31 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 ...
0
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1answer
38 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 ...
3
votes
4answers
26k views

Unable to Connect to Internet with 3G USB Dongle for Particular ISP

I'm using USB 3G Dongle for Internet. Previously I was using Tata Docomo (India) as provider, and the Internet was working fine. Now I've changed to BSNL, but I'm unable to connect to the Internet on ...
0
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0answers
20 views

How can I connect bond connection?

I have created a bond connection config. See picture. But how can I connect it?
2
votes
3answers
45 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 ...