This tag covers anything related to home networking, errors using the official repositories, clouds and system administration. This tag also covers simple internet access issues.
0
votes
2answers
29 views
sharing a 1 GB file that can be stream more then 10 computer
i want to share a AVI file which capacity is 1 GB and my os is linux ubuntu 12.10 via a wireless Router by the name of TP-link .
i want to share this file and at least 10 computer capable to play the ...
0
votes
0answers
5 views
while connecting huwai EC150 in ubuntu 13.04 a dialog box asking password opens
i haven't given any password. My modem was working properly till the morning after a restart this problem raised.I cant connect my modem though it has been detected. Pls help me with a solution.
0
votes
0answers
294 views
Network adapter not recognized after Ubuntu 12.10 installation
After I installed Ubuntu 12.10 on my pc my onboard network adapter is not recognized anymore. During the installation and after the first boot everything worked fine. But after a reboot the network ...
1
vote
1answer
39 views
+50
Connect button greyed out for Wireless Network Authentication Required menu
I am trying to connect to a network using the options:
Wireless security: WPA & WPA2 Enterprise
Authentication: TLS
I have entered values for my identity, user certificate, ca certificate, ...
0
votes
2answers
15 views
Ubuntu 12.04 alternatively disable network adapter
I recently installed Ubuntu 12.04 LTS. I'm facing the following 2 problems that I don't understand how to solve it:
Wireless connection was running normally when I installed the Ubuntu without the ...
1
vote
1answer
1k views
How do I set up an Ubuntu FTP server?
I am very new at this, and I need help setting up an FTP server that I can connect to outside of my network. I have Ubuntu Server 12.04 installed, as well as Webmin, and Vsftpd. I just need help ...
0
votes
2answers
1k views
Connecting to multiple networks simultaneously?
Does connecting to multiple networks with different subnet in Ubuntu actually require some extra steps to work correctly?
I have 2 network interfaces on my computer, one is wired nic and the other is ...
0
votes
0answers
17 views
Authentication in wireless network
I am authenticating a network using WPA2, but not working (authenticates then off)
OS: Ubuntu 13.04 Wireless network card : Intel Corporation Ultimate N WiFi Link 5300
$dmesg:
[ 1248.966666] wlan0: ...
1
vote
2answers
25 views
Making websites visible to outside networks with Ubuntu Server 12.04
I am a new Ubuntu Server user, and I need some assistance in setting it up.
I am using Ubuntu Server 12.04 64-bit.
This is my main question: How can I set up Ubuntu Server to host a website that is ...
0
votes
0answers
15 views
Software Center Proxy config
I have a station running 13.04 and I just configured the proxy settings like this:
system->network management-> proxy set on auto
http://user:password@my_proxy
and i also created a file ...
62
votes
5answers
7k views
Best way to cache apt downloads on a LAN?
I have multiple Ubuntu machines at home and a pretty slow internet connection, and sometimes multiple machines need to be updated at once (especially during new Ubuntu releases.)
Is there a way where ...
1
vote
1answer
10 views
Creating or mimicing eth0
I am using an ultrabook (Thinkpad X1 Carbon) that has no eth0 device - it only has wlan. Installation is Xubuntu on 12.04
However, MATLAB requires an eth device during installation. Is it possible to ...
1
vote
1answer
1k views
ubuntu 12.04 server doesn't resolve local domain name
After apt-get upgrade this morning, my Ubuntu 12.04 web server does no longer resolve a domain name hosted on it.
I also received the error message:
"resolvconf: Error: /etc/resolv.conf isn't a ...
0
votes
0answers
12 views
UID based routing doesn't work
I have a 12.04 LTS server with two NICs. They are connected to different networks.
# ip route list table main
default via 192.168.1.254 dev eth0
192.168.1.0/24 dev eth0 proto kernel scope link ...
0
votes
0answers
13 views
Ubuntu 12.04 ethernet card not visible
Sometimes my ethernet card on my HP 8530w is not visible anymore. Wifi works but eth0 is not listed. Ifconfig only shows lo and wlan0
cat /etc/network/interfaces
auto lo
iface lo inet loopback
The ...
8
votes
2answers
1k views
How can I see what ports are open on my machine?
I would like to see what ports are open on my machine, e.g. what ports my machine is listening on. E.g. port 80 if I have installed a web server, and so on.
Is there any command for this?
0
votes
0answers
21 views
IPSec L2TP VPN server on Ubuntu; IPsec SA established, but tunnel doesn't work
I want to setup a L2TP VPN on Ubuntu Raring (13.04) in order to connect to my home network.
I was able to successfully establish IPSec SA but tunneling doesn't seem to be worked :(
I have disabled ...
1
vote
1answer
1k views
Ubuntu 12.04 // Likewise Open // Unable to ever authenticate AD users
So Ubuntu 12.04, Likewise latest from the beyondtrust website.
Joins domain fine.
Gets proper information from lw-get-status.
Can use lw-find-user-by-name to retrieve/locate users.
Can use ...
2
votes
1answer
18 views
Connect to a network using only keyboard
My mouse does not work right now, but still I would like to connect to the Internet. Normally I would click the network icon and choose the network, but how to get there without mouse?
I can go to ...
0
votes
0answers
21 views
Ubuntu/Lubuntu Wi-Fi Stopped Working after Screen Replacement/Wi-Fi Disconnect
I changed the screen in my HP530 (so much cheaper than a new laptop).
I had to disconnect the wifi card in the process of opening the machine up. Now I have an unusual problem; the wifi works fine in ...
-1
votes
0answers
17 views
Ubuntu 13.04 running on Dell Inspiron 1520 - Wi-Fi problem [closed]
I downloaded Ubuntu 13.4 today, I'm a total Ubuntu beginner, my Wi-Fi and ethernet aren't working at all.
I'm trying to download the Wi-Fi drivers through the additional drivers, but even the ...
0
votes
1answer
57 views
How to turn off airplane mode?(12.10)
I have a problem get the WiFi to work in Ubuntu 12.10.
When I use gnome network manager it indicates that wireless is disabled by hardware switch while it is not.
In the Network Settings Panel in the ...
0
votes
0answers
11 views
Apt operations always slow on Raring x64
I have tried changing mirrors to the fastest ones in my country, but still apt is 90% slower than my network connection. I usually get 10 megbyte/sec with normal wget operations. This problem is not ...
0
votes
2answers
1k views
Wireless not working when using UBUNTU 13.04 on DELL Precision M6300
I installed UBUNTU 13.04 dual boot with Windows 8.
all working perfectly well except my wireless.
the wireless does not turn on or off. neither it detects any wireless system.
Fn+F2 does not turn on ...
0
votes
1answer
628 views
13.04 Ethernet Adapter not connecting (AR8161)
I had the same problem under 12.10 where my Atheros AR8161 wouldn't even show up under the network options. The device does show up in 13.04 as the name "Wired connection 1" When I try to connect to ...
1
vote
2answers
184 views
Cannot resolve dns on 12.10 install
I am very new to networking on Ubuntu so I have been struggling with this issue for several hours now. I am running a fresh install of Ubuntu 12.10 and I am unable to resolve DNS when using my ...
0
votes
0answers
21 views
Proftpd cannot be accessed from outside the network
I am currently running xubuntu 12.10 with lampserver and proftpd. I have an issue where the ftp works from the home network, but does not work from outside.
I routed it fine through my router because ...
0
votes
1answer
32 views
SSH connection refused when connecting remotly
I set up my ubuntu server and it can connect to itself when running "ssh localhost". However, when I run Putty on windows 8 I get a "connection refused" error.
I have, to the best of my ability:
...
17
votes
3answers
16k views
How do I setup OpenVPN so I can securely use the internet from an unsecured hotspot?
Goal: I want to be able to securely use the internet via my home PC while my notebook is connected to an open hotspot/access point.
I do know that I can use a SSH tunnel/SOCKS proxy, but I don't want ...
4
votes
2answers
838 views
Is there a way to get Broadcom 802.11ac WiFi (43b1) working on Ubuntu 12.10?
I have a dual boot of Windows 8 / Ubuntu 12.10 on an ASUS G75VX with Broadcom 802.11ac Network adapter device 43b1. It seems that there exists no drivers for this adapter. I have done all of the ...
1
vote
0answers
15 views
NetworkManager tries to connect to random wireless networks that it hasn't used before
If NetworkManager can't connect to one of the networks that I've set up for automatic connections, it will start what appears to me to be randomly picking nearby networks and trying to connect to ...
6
votes
2answers
2k views
Can I connect to multiple networks for double bandwidth?
If I used one wired connection to ISP_1 and another wireless connection to ISP_2, can Ubuntu benefit from both, such as running bit-torrent and getting twice the bandwidth?
0
votes
1answer
31 views
Ubuntu 12.04 Routing question
I have got a little network problem:
Samsung 350 v5c laptop.ubuntu 12.04
The problem is that if i use the wifi connection,because that is my internet connection at the moment,and if i want to use ...
0
votes
2answers
41 views
Linux Server and LAMP basic questions
I am pretty new to the Linux environment. I have been asked to setup a Linux server and LAMP. I do have a background on network and windows server admin, however when it gets to Linux servers, I don't ...
0
votes
3answers
3k views
Ubuntu 13.04 cannot connect via WiFi but can connect to HotSpot created with Android
I've just bought a new computer (Lenovo G580) and installed Ubuntu 13.04. I can't connect via Wi-Fi, only via cable.
I've tried with several networks (mine and my neighbors) but nothing, and then the ...
2
votes
1answer
23 views
Configure “Link-Local Only” without NetworkManager?
I have two computers, each of which I want to connect to a camera that communicates via "Link-Local" Ethernet.
The first computer has a full install of 12.10. I can get the camera communicating by ...
0
votes
2answers
2k views
Wired card not connecting after trying to connect
I have an Ubuntu 12.10 PC. When I plug in my internet cable it starts connecting and after a minute it says it can't connect. I tried different cables but nothing works. Wlan works.
I think it's the ...
0
votes
1answer
23 views
Ubuntu 12.04 ping 8.8.8.8 does not work on one network only
I'm using Ubuntu 12.04.
I can connect to and use the internet on one wireless network (say A) and not on the other network (say B).
I can connect to B and get an IP address.
When I ping 127.0.0.1 it ...
7
votes
10answers
17k views
Wireless is disabled by hardware switch on Dell Inspiron 1750
I have a problem where Ubuntu (12.04) says there is a wireless network card, but it is disabled by a hardware switch. How do I turn it on?
I checked the BIOS, and the wireless card is enabled there.
...
0
votes
1answer
22 views
VirtualBox Headless: Unable to create hostonly network
I am trying to create VM with the one Bridged interface and one Hostonly interface, but I keep getting an error as the I am not able to attach a device to the hostonly nic. I have done this:
# ...
0
votes
0answers
8 views
Realtek RTL8169 PCI Gigabit not connecting
I am having a weird issue. Moved my PC to another place and when I tried connecting the internet cable connection the network card did not correctly connect to it. It simply started a loop where it ...
0
votes
2answers
952 views
Ubuntu upgrade to 13.04 won't let me connect to wi-fi (or to Ethernet)
After upgrading my Acer Aspire 4810T to Ubuntu to 13.04 32bit connection to any wi-fi (or Ethernet) usually fails. Sometimes, maybe once in five tries, rebooting may resolve the problem. Contrary to ...
0
votes
2answers
152 views
Wifi not working
While I was trying to install Ubuntu, the wifi was working fine but after installation and update, I'm unable to connect to wifi. Can you please guide me on it.
Seeing other posts with similar ...
0
votes
0answers
24 views
Slow Network with Ubuntu but not Windows
I have fought this problem for a long time now and it seems to be getting worse.
I have a NIC with Realtek rtl8169. I know these chips have caused problems but it
works just fine in windows. ...
0
votes
1answer
1k views
Android to 12.04 USB tether not working
I'm trying to USB tether an Android phone (SGS2 LTE) to 12.04 to use its Internet connection. Enabling "USB tethering" on the phone brings up a "wired connection 2" on the network connections menu.
I ...
1
vote
0answers
13 views
Problems installing AWUS036H on Ubuntu 12.04 in VirtualBox
I'm trying to get my Alfa AWUS036H wireless card to work inside my VirtualBox, the drivers installed fine, and Ubuntu sees the USB wireless card but I can't get it to connect:
Here's my kernel ...
0
votes
0answers
14 views
No more wlan0 interface
Since this morning I'm trying to configure my USB stick with Ubuntu 13.04.
I tried to compile a driver, without success, then I tried to install the windows driver with ndiswrapper.
After the ...
-1
votes
0answers
34 views
Not able to open google on firefox
I had installed ubuntu 12.10 , this is very well connected on network. I am able to access internet through browser. Also, my system was accessed by others.
when I am trying to give commnad apt-get ...
0
votes
1answer
26 views
Where to get wireless drivers for ubuntu?
I am working with a Dell Inspiron 1545. I recently installed Ubuntu 12.10 on my computer and after I was done, I observe that there is no wireless functionality available on my system.
I go to the ...
0
votes
1answer
69 views
Wi-FI not working on ASUS U56E on Ubuntu 13.04
I don't think this is a huge problem because it seemed to be an easy fix for Ubuntu 11 and 12 so now I'm using 13.03 and cannot find a solution to my Wi-Fi problem.
My lap-top can find all the ...
