Managing and using network connectivity on a Ubuntu system

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1answer
4k views

Ubuntu 12.04 - how can i have eth0 and wlan0 both active where eth0 is primary and wlan0 is just for internet browse

I have a box running Ubuntu 12.04. There i have eth0 which is used as local network no internet. But i have also in that same box wlan0, and WiFi availability. Now how can i have both interface ...
2
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0answers
238 views

Changing device assigned to the modem in Network Manager

I have an EVDO modem. I tried to connect it with wvdial; pppd works fine, but I don't like having to use the terminal. I want to connect using network manager. The modem is detected fine in Ubuntu, ...
0
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2answers
77 views

How can I install applications, share files on a remote computer?

My friend and I are both using ubuntu 12.04, however we live in different places. We want to access each other's computer through internet. How can we do that? For example, if I want to install a ...
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votes
2answers
1k views

How can i make the PC make a 'beep' sound when network cable is unplugged?

How can i make beep sound in the PC when the network cable is unplugged or no network available to any specific interface such as eth0 or eth1? Follow up: $ sudo apt-get install beep $ cat ...
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3answers
830 views

Setting up SANED with sane-test

I'm trying to setup a network service for running saned (running the sane-test backend) on Ubuntu 12.10, running it on a virtualbox. I followed the directions found here and I got to the point where ...
0
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1answer
411 views

How do I get the Realtek RT8139 ethernet port working on a Dell Inspiron N5010?

I have recently installed Ubuntu 12.10 onto my Dell Inspiron N5010 and Ive been all over many forums trying to figure out how I can get my ethernet cable to be recognized so I can set up a wired ...
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votes
1answer
1k views

WiFi keeps disconnecting while using a Proxy

I just installed Ubuntu 12.10 on my Acer Aspire One Netbook and everything works excellent except for the WiFi. When I click on a network I get connected but only for about one minute and then it ...
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2answers
5k views

How do I find what kernel module is behind a network interface?

How do I find out what kernel module is used for any given network interface?
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2answers
66 views

In need of connection help

I've been stuck at this for a while now and cant figure it out. My friend installed Ubuntu 12.10 on my tower and used his internet cable and it worked fine. I asked him before he did it if it was ...
0
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1answer
608 views

How to connect to Internet via wired USB ADSL modem in Ubuntu LiveUSB edition?

I have Alcatel Thomson SpeedTouch 330 USB model modem.I can Ubuntu Desktop 64 liveUSB flawlessly but I don't know how to set up my Internet connection? I tried Network manager and entered my ISP, ...
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2answers
2k views

ubuntu 12.10 Lenovo b570e, WiFi connected but not working

I'm running ubuntu 12.10 liveUSB on a lenovo b570e. It has an atheros wifi card that connects with my home network but I can't browse AT ALL. My network is multiple clients --> router --> isp ...
0
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1answer
337 views

My ethernet connection is not working but it is detected by my computer

I'm setting up an old computer with ubuntu server 12.04. I wiped the drive and went through the installation fine but afterwards the ethernet would not work. It's physically connected to the router ...
1
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1answer
7k views

How to share Wifi through ethernet cable to windows pc?

I am right now using ubuntu 12.04 64bit, I have a small Ethernet net cable. I read somewhere that you can share your wifi from ubuntu to other pc by some editing in network settings. Here is what I ...
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1answer
84 views

How I can see my shares from remote through Internet

I have many shares in many different computers with Ubuntu, Windows and Android. I have already installed Samba and it's working properly. All the shares I could access either from Ubuntu, Android or ...
1
vote
1answer
168 views

Pop-up “network disconencted” even though I am connected. [closed]

The pop-up with the text "wired network: disconnected" is being showed even though I have a fully working connection. This pop-up annoys me so I am wondering if you could turn that pop-up off or ...
0
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1answer
397 views

Unable to connect to wireless network

The following is the info from the command. I hope it helps. Thanks, Mike 00:00.0 Host bridge [0600]: Intel Corporation Mobile PM965/GM965/GL960 Memory Controller Hub [8086:2a00] (rev 0c) 00:01.0 ...
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0answers
819 views

Set master mode on a realtek rtl8192ce

The supported interfaces of the network adapter include also AP. But when I try to set the card on Master Mode with iwconfig wlan0 mode Master, I get the following error: Error for wireless ...
1
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1answer
252 views

No internet with wireless after update to 12.04

I have upgraded to 12.04 LTS. I read somewhere that it could be the network manager, and that I need to downgrade.. But I am really confused as to how to do this with no internet access while using ...
1
vote
1answer
446 views

I can no longer activate wireless on my laptop

I had to reinstall Ubuntu 12.04 LTS on my HP Compaq nc8230. Everything went fine, as before. I did a restart based on "197 Updates", then while carrying the laptop, I pressed the key labeled 2 ...
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1answer
2k views

How to install hardware drivers for my laptop

Everytime I change the OS I usually format my laptop. It is an HP tx-2 Touchsmart. It has a touchscreen and additional hardware that isn't working (i.e. volume control buttons and the network ...
2
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4answers
6k views

Changes to /etc/resolv.conf discarded when connecting to a new network

I have upgraded to 12.10 from 12.04 recently and I am having issues with connecting to the Internet. I got an IP address and am able to ping other LAN IPs in the local network but I am unable to ...
1
vote
1answer
907 views

GUI for running network statistics or bandwidth limiter?

Is there a networking statistics app or indicator for Ubuntu that can measure how much I download/upload every day/week/month and so forth? I'm also looking for something similar that can limit my ...
12
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3answers
41k views

What's the default /etc/network/interfaces?

I messed up my network configuration. Can anyone help me and copy the default /etc/network/interfaces?
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2answers
4k views

Need a few reboots to connect to wireless

I am running xubuntu 12.10 on my msi wind U100 netbook. I have a problem with the wireless connection. Whether the wireless connects automatically to a known wifi hotspot (both at home and ...
2
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1answer
359 views

TCP advertised window in Ubuntu 11.10

I want to increase TCP advertised window beyond 10 packets. I have tried tweaking most of the relevant parameters in /proc/sys/net/ like /proc/sys/net/core/rmem_max, /proc/sys/net/ipv4/tcp_rmem I ...
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2answers
4k views

IP Alias to Virtual Machine

Thank you in advance for any help you can give. I have searched and searched and have not found an answer to my issue. I'm not sure if this should be in virtualisation or networking - since it's ...
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2answers
17k views

Ubuntu 12.10 - network manager not listing wireless networks

Just recently reinstalled Ubuntu 12.10 on my laptop (dual-boot with Windows 7). Had no problem accessing my home wireless network until today. All of a sudden, the network manager doesn't seem to be ...
28
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5answers
88k views

“waiting for network configuration” Problem

This problem happens sometimes when ubuntu starts up. You can't really boot to the interface sometimes. Splash Screen with the 5 dots and a message saying: waiting for network configuration ...
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2answers
206 views

How connect to ubuntu server if it is with internal IP

I have ubuntu server in my home and I want get acces it from elswhere. I don't have public adress IP on my ubuntu server so I can't reach it from internet. I have static DNS etc. I heard of hamachi ...
0
votes
1answer
86 views

Unstable Wifi and Spontaneous Low-graphic Error with Pavilion DV4

I've been having numerous problems with connectivity through WiFi. It had been working for a few days and now it doesn't. On top of that around 40% of every time I turn on the laptop it shows "System ...
1
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1answer
2k views

ralink rt2860 not working anymore in ubuntu 12.10

I just upgraded from Ubuntu 12.04 to 12.10, however, my network card is not working anymore. When I had 12.04 installed, I just had to download the driver from Ralink, go to the directory and enter: ...
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0answers
564 views

RhythmBox cant play any MP3 network file [closed]

I can open and see any kind of file of a specific HDD on the network. All is working fine, except that I can't play any .MP3 file (directly from the network). When I open the file, RhythmBox try to ...
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5answers
10k views

Transmission won't connect to any peers

After my upgrade from Ubuntu 12.04 LTS to 12.10, Transmission won't download from an anti-leech tracker (ALT). If I download a torrent via Magnet Link, everything works fine, but if I download from ...
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3answers
8k views

No Wireless connectivity after installing Ubuntu 12.10 on Windows 8

I am new to Ubuntu/Linux. I have installed the Ubuntu 12.10 version on Windows 8. After installation, there is no wireless connectivity. I have searched the forums and tried things that have worked ...
2
votes
1answer
406 views

Copy hangs in local network

I want to copy files from one Ubuntu system to another.They are both in local wireless network. I shared entire home dir on one, and tried to copy some files to another. It works for some time and ...
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0answers
256 views

How to setup and configure Proxy Server in Linux box for a network? [duplicate]

In Ubuntu, I am going to start Squid and Squish for proxy setup, but have problems in squid to make every workstation use proxy. Setup and configuration of squid is working properly, for testing ...
2
votes
2answers
564 views

Can't ping external websites

I can't ping google.com with my virtual ubuntu 12.04 server. I have set up a proxy URL in my /etc/apt/apt.conf file and it says Aquire::http::proxy http://urlname.com:9999; Now, I don't know a lot ...
0
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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 ...
11
votes
3answers
22k views

What does “ping: sendmsg: No buffer space available” mean?

I had an intermittent issue (which resolves itself spontaneously, after using a different connection for a while) that caused Internet requests to fail, with one particular wireless network. After ...
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vote
1answer
1k views

Can I cut other computer connection from terminal or software?

I have a modem that can be accessed with my brother. Sometimes my brother plays internet games and it makes my connection slower. Can I cut my brother internet connection via terminal? If not, which ...
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vote
1answer
2k views

Samba Shares Ubuntu 12.04 and Win 7 Home Network

I have managed to create a home network of sorts between my desktop with windows 7 and my laptop running Precise Pangolin using probably more than a dozen different tutorials I have read here and ...
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0answers
80 views

Getting started [closed]

I have set up a VM with Ubuntu Server and I seem to have access to other machines on the local network but I don't seem to have access to "outside" networks. I determine this with ping (for example ...
0
votes
1answer
350 views

Ip Tunneling Driver

I am trying to use a AppGate client on my Ubuntu 12.04. some AppGate client services need IP Tunneling driver to be installed and running on the system in order to work. I have downloaded IP ...
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1answer
3k views

Ubuntu 12.04 http connection refused

Today all of our Ubuntu 12.04 installations have developed a wierd bug. Whenever you try to access the internet either in a browser (Chrome & Firefox tested), apt-get/Software Centre or wget/curl ...
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votes
2answers
3k views

12.04 on VirtualBox -No internet access on Guest OS

I have Windows 7 as my Host OS which has wired Ethernet working. My guest OS on VirtualBox is Ubuntu 12.04. The problem is that I cannot browse. I have: Enabled sharing on Windows; Have used NAT, ...
1
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1answer
326 views

Pluscom MAC address shows up but “wireless unavailable”

I've got a pluscom pci card plugged into my desktop and although the mac address shows up in network manager, it says "Wireless unavailable". I'm using Ubuntu 12.10 Gnome Shell Remix... ...
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2answers
6k views

Need to restart network interfaces and kill wpa_supplicant, how to fix?

My workplace uses 802.11x authentication for their WiFi network, and several times per day I get booted from the network and need to do the following: Disable networking sudo kill -9 Restart ...
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1answer
635 views

Highly available iSCSI target

I'm in the process of setting up iSCSI target on DRBD following the steps detailed here. I would appreciate if someone can answer and explain the following queries: Is there a way to set up just 1 ...
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0answers
19 views

Is it possible to view per-process statistics on traffic usage? [duplicate]

Possible Duplicate: Specific traffic analysis In bmon and vnstat I can see whole amount of received and sent traffic. But I can't see its origins (processes that sent those requests). ...
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1answer
1k views

Trouble setting up wvdial

I'm using nokia x2-00 as modem and idea as service provider.my wvdial settings are as follows: [Dialer Defaults] Init1 = ATZ Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0 Init3 = ...