191
votes
40answers
560k views

How to fix “The system is running in low-graphics mode” error?

Note: This is an attempt to create a canonical question that covers all instances of "low-graphics mode" error that occurs to a user, including but not limited to installation of wrong ...
172
votes
46answers
848k views

Installing Broadcom Wireless Drivers

I'm having serious problems installing the Broadcom drivers for Ubuntu. It worked perfectly on my previous version, but now, it is impossible. What are the steps to install Broadcom wireless drivers ...
51
votes
6answers
223k views

How do I connect to a WPA wifi network using the command line?

So basically, I'd like to use iwconfig to connect to my wifi network when I'm not inside X. But I just don't see a way to do it in the man page. Any idea?
36
votes
4answers
32k views

How to Connect & Share your Internet Connection (Wired & Wireless)

I have Ubuntu 12.04 on a HP 430 notebook and this has a single wired internet connection and I would like to share this with a LG Optimus One with Android 2.3.3. I followed these instructions and ...
15
votes
1answer
212k views

Connect to WiFi network through Ubuntu terminal [duplicate]

I am using my WiFi network adapter on the laptop to connect to the internet on Ubuntu 10.04. I have tried the following steps and got the below messages on the Ubuntu terminal. Please let me know what ...
10
votes
2answers
5k views

How can I configure my headless server to connect to a wireless network automatically?

I'm setting up a headless server, but I don't have ethernet access where I want to put it, so I need it to automatically connect to my WiFi network when it boots up (it has a wireless card). I can ...
6
votes
4answers
22k views

how do I install a network manager on Ubuntu?

I uninstalled my network manager trying to fix a problem. Now I have no network manager and therefore no internet. So I need one and I need to install it?
6
votes
3answers
35k views

Connecting to a wireless network [duplicate]

I have a machine that I just installed Ubuntu Server on. The only problem is that I do not know how to connect it to a wireless network, and I cannot use a network cable to connect it to my router. ...
4
votes
1answer
8k views

How can I display the list of available WiFi networks?

WiFi works fine on various Wifi networks. But the list of avilable networks accessed from the toolbar icon of nm-applet by no longer appears. I just see the known networks. The list of hidden ...
3
votes
2answers
9k views

Is there a way to make Ubuntu “forget” a network connection? [duplicate]

Is there a file or something that holds the data for the internet connections?
3
votes
1answer
38k views

ubuntu 14.04 connect to a wifi network using command line [duplicate]

I have installed Ubuntu 14.04 server and I need to connect to my WiFi network. How can I connect to my WiFi network using only the command line.
3
votes
1answer
1k views

How to recover from uninstall of ubuntu-desktop?

In my infinite wisdom, during a system upgrade, I somehow managed to remove 'ubuntu-desktop' and several other key packages. As a consequence, my desktop is now gone - I only see a standard X terminal ...
3
votes
3answers
21k views

iwconfig usage for WEP access point? [duplicate]

I would like to use my wifi doggle in my pc (ubuntu 12.04). I am able to connect to my access point through the GUI. I would like to do the same in the terminal. My access point uses WEP. So I typed ...
3
votes
1answer
13k views

Can't configure wireless now that WPA2 is enabled! [closed]

I had removed network-manager as soon as I installed Ubuntu 10.04. Earlier I used to do the following to connect (successfully) on command line: iwconfig eth2 essid NASA dhclient eth2 Now that WPA2 ...
1
vote
1answer
4k views

How to Connect/Disconnect to WiFi Via Terminal [duplicate]

I just have a quick question that I have been researching for a while now... How do you connect/disconnect to a wifi network in ubuntu via terminal? I tried several commands that failed. I have been ...

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