Questions concerning network connections.
26
votes
7answers
36k views
network manager says “device not managed”
I used to be able to share my network connection by editing the Auto Eth0 to share with other computers in the Ipv4 section and now I upgraded my laptop to 11.10 .
Now are there no wired connections ...
8
votes
10answers
25k views
How to share a wired Internet connection with an Android phone?
I have been trying to share my wired Internet connection with my Android phone. However I could not succeed in doing this. Has anyone of you ever succeeded?
Operating systems that I use are as ...
10
votes
5answers
24k views
407 Proxy Authentication Required
When I try to install a software using Ubuntu Software center I get:
Failed to download repository information
Check Your Internet connection
When I try to do a apt-get install something, I get:
...
13
votes
5answers
6k views
Internet slow on Ubuntu but not windows
I have just installed a dual boot windows7 /ubuntu 11.10 and the internet is much slower than windows.
I have read the post here and tried the solutions presented and none have worked.
Here is what I ...
6
votes
1answer
3k views
Internet connectivity indicator applet
Because my internet connection is very unstable at the moment I'd like to use a small indicator applet for the unity panel. Since I'm connected trough a WLAN/Wifi Router I can see in the ...
10
votes
4answers
13k views
Problems Connecting MSN with empathy
I don't know if I am the only one with this bug, but I can't use my MSN account with a freshly installed Ubuntu 11.10 with Empathy. It used to work with my Arch Linux, but now with Ubuntu, it ...
0
votes
2answers
6k views
Ubuntu Software Center not working - “Check Your Internet Connection”
Whenever I try to install any package, I get the error "Unable to Download Packages", "Check your Internet connection". But the strange part is that I can use synaptic to download and install the same ...
6
votes
7answers
3k views
What are common causes for greatly decreased internet speeds?
Two days ago I set my computer up to dual-boot with Windows 7 and Ubuntu 11.04.
On windows 7, my download speed averages around 500kb/s, regardless of time of day.
On Ubuntu, downloading simple ...
1
vote
1answer
832 views
Mobile broadband slow to be detected
-- UPDATE 1: relevant syslog lines.
-- UPDATE 2: a step further. I was able to solve the GSM modem enable failed: (32) SIM PIN required loop specifying the PIN in Network manager > Edit ...
3
votes
1answer
9k views
How to unblock something listed in rfkill?
I think I may have found the cause of my problems with connecting to wifi in Ubuntu 11.10.
I type this in Terminal:
peter@peter-AO531h:~$ rfkill list all
0: phy0: Wireless LAN
Soft blocked: no
...
1
vote
1answer
1k views
Internet connection not working although it says it is connected
I have a Toshiba z830 with ubuntu 12.04. I could use without problems the DSL connection (I have no router, only a modem) at home until a couple of days ago:
It stopped to work when while connected ...
0
votes
1answer
1k views
Wireless not working on Lenovo B-575
Help, because without internet, Ubuntu is useless. I can't enable wireless. My physical switch is on, it's working in windows, but I just can't enable wireless. I updated my drivers, and when I goto ...
6
votes
2answers
999 views
What should my MAC address be? (now shows 00:00:00:00:00:00)
I have three computers all wired into my router. The box I'm posting this from is running Ubuntu 11.10, and another machine is running Xubuntu 11.10 Both connected automatically when the ethernet ...
4
votes
4answers
3k views
'Activation of wireless network connection failed' error with a BSNL BroadBand modem# DNA-A211-I
I'm getting the message 'Network Connection Failed' frequently when I connect to wifi using 12.04. I was using the same connection without any problems, in Ubuntu 10.04 and Windows Vista. What might ...
2
votes
2answers
3k views
Update Manager reports a “404 - Failed to fetch” for a deb file
Update Manager is reporting this error:
Failed to fetch us.archive.ubuntu.com/ubuntu/pool/main/s/software-center/software-center_5.2.2_all.deb
404 Not Found
I checked and my Internet connection is ...
0
votes
2answers
214 views
In Wired Connection settings save option is getting grayed out
Each time I switch to manual configuration, of wired connection in Ubuntu 12.10, the save button gets grayed out. As soon as I start setting it in Manually, it gets grayed out.Please help !
One ...
0
votes
0answers
108 views
Apt-get install gives error “connection timed out”
I tried installing samba by writing the command apt-get install samba. I got the following message:
Reading package lists... Done
Building dependency tree
Reading state information... Done
The ...
0
votes
4answers
7k views
Update Manager Not working Fail to Download Repository Information
When I try to update, I get this error:
Failed to Download your repository information
Check your internet connection
W:GPG error: http ://ppa.launchpad.net oneiric Release: The following
...
6
votes
2answers
2k views
Unable to connect to wired DHCP connection via my PC?
Hi As I upgrade my pc to ubuntu 11.10 I can't connect to the wired connection ! It doesn't even find my Device MAC address !!What can I do ?
ifconfig -a
eth0 Link encap:Ethernet HWaddr ...
6
votes
1answer
398 views
Why does Network-Manager close when it cannot bind to any connection?
When Network-Manager is not able to bind my Ubuntu to any connection, after a while it closes. The icon in the notification area (or indicator area) disappears, and it does not run any more. For ...
3
votes
2answers
1k views
Can I connect my Ubuntu laptop to my HDTV wirelessly?
There are some devices that allow to connect laptops to High Definition TVs. One good example is Intel WiDi device. The problem is that most of them do not support linux/ubuntu.
It would be nice to ...
3
votes
6answers
2k views
mobile broadband quick connect..how to?
I have a Reliance broadband + mobile broadband connection. It connects fine, but the only problem is it takes more than 2 -3 mins to get the connection started. If I plug in the USB datacard, the ...
1
vote
1answer
2k views
Is it possible to use Windows Internet Connection Inside Virtual Box Installaion
Suppose I install Ubuntu on a Virtual Box, will I be able to use my Windows Internet connection, which is connected through a wireless device that Ubuntu is unable to detect?
4
votes
2answers
4k views
How do I connect to a VPN in GNOME-Shell?
I used to be able to choose "connect to vpn" from the network-indicator in Ubuntu but since I've upgraded to Ubuntu 11.10 I'm only using GNOME-Shell and I can't find anyway to connect to a VPN from ...
2
votes
2answers
687 views
Connection drops after about 5 seconds and is real slow with a Centrino 1030 wireless card
I have a Dell XPS 15 with dual boot windows 7 ultimate and Ubuntu 11.10 and the wireless connection is really bad on Ubuntu, I have 2-5mbps in Ubuntu and keep losing the connection for 5sec, but in ...
0
votes
2answers
3k views
My Dell Inspiron 1501 wont connect to any network (wireless or wired)
I just recently installed Ubuntu 12.04, replacing windows vista on my Inspiron and it wont connect to the internet by any means. It won't detect any wireless networks and when I try the ethernet cord, ...
0
votes
0answers
163 views
Cannot connect to WLAN with increased frequency
I have increased my frequency from ~2.4 GHz to 5 GHz and the channels from ~5 to 128. However my notebook (mobile phone and tablet do work) can no longer connect to my router! I am using a Broadcom ...
0
votes
0answers
128 views
Why are a few sites taking so long to load? [closed]
I have a pretty fast Internet connection and sites load fast, but recently a couple sites started to open very slowly. Even odder, it happens from my desktop computer but not from my laptop computer ...
