Managing and using network connectivity on a Ubuntu system

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820 views

Bypass Authenticated HTTP Proxy :Ubuntu

Is there any way to bypass authenticated http proxy to something like 127.0.0.1:port, so that we could use it any application, simply by filling out the proxy 127.0.0.1:port (which could be used for ...
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3answers
9k views

Qualcomm Atheros AR8172 Driver fix? (lenovo g500s)

Recently I took a lenovo g500s laptop. the product id is LENOVO_MT_20245. after the installation, it could not recognize LAN network adapter. After googling I found out that it has a Qualcomm Atheros ...
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1answer
4k views

atheros wireless ar9285 driver

I have been having problems with wireless on Ubuntu 10 and above, Mint 11 and above. The problem is in the driver for the wireless... I can see that there is no driver installed and yet it works but ...
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5answers
8k views

Can't connect to wireless on a Dell Latitude 620

I have just installed Ubuntu 11.10 on a Dell 620 Latitude. I am new to Linux and am not very techie. I cannot see how to connect to a wireless network. For the avoidance of doubt I cannot 'see' any ...
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1answer
3k views

What user-friendly VPN software is available?

Other than the Network Manager applet at the Natty panel, is there any other user-friendly VPN tool available. One which has a GUI and can be easily setup. Ref. question : ConnMan not detecting ...
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1answer
646 views

Disable internet connection from terminal!

The connect automatically option is allowed for my wired "Wired connection 1". Disconnecting the connection works when I do it from the panel's Network -> Disconnect menu. But when I do that with ...
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3answers
1k views

Network bonding isn't working correctly

Hey guys I'm having trouble setting up Ubuntu Bonding, following this guide. My interfaces file looks like this: auto eth0 iface eth0 inet manual bond-master bond0 auto eth1 iface eth1 inet ...
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3answers
4k views

Check if IP is static or dynamic programmatically

I'm trying to determine whether my IP has been statically or dynamically assigned in Ubuntu 11.04 from within C. The closest I've come is examining /var/lib/dhcp/dhclient.leases, but that doesn't ...
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2answers
61k views

How to configure eth0 manually?

How to manually configure eth0 in Ubuntu? I don't have any DHCP server. Do I need IP address when I am just going to capture packets?
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1answer
2k views

DSL PPPoE connection not working?

I use a wired PPPoE connection to connect to the Internet. What I need to do on Windows to connect to it is put in static IP address, gateway, subnet mask and DNS servers for my LAN card. Next I have ...
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2answers
69 views

FTP to my Ubuntu machine kills my network

I'm having a problem transferring files between my Ubuntu server and other machines with FTP. Basically, if I initiate an FTP request from my Ubuntu to my Mac, it works fine. But if I make a request ...
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2answers
4k views

Server error (-5 - No address associated with hostname)

This seems to be a common problem with 12.04. I've done the searches and found various and sundry replies, but I've yet to find a solution to my situation. I've installed 12.04 32bit on a server box ...
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6answers
22k views

Wireless Connected But No Internet Connection (Ubuntu 12.04)

I am using same network for 2 days and everything was normal. However, today even though it shows me as connected to the network, I do not have internet connection. If I use ethernet cable instead of ...
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1answer
1k views

UDP tuning ubuntu - how to?

I'm having some lags with my server running Ubuntu 10.04 on my UDP packets. What should I do to change the settings set for the UDP packets? I think the problem is there. On my ...
2
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1answer
326 views

No wlan after standby

since I use Ubuntu 13.10, I'm experiencing a bug: I activate standby I press any key to continue working on my laptop The computer is on again, but the wlan doesn't work. → The wlan network ...
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2answers
723 views

Ubuntu 12.10 Network Connection menu GUI doesnt work properly

Many a times I have seen When I click on network connection(besides volume icon), I am unable to select any options. When I hover over VPN connections, the list shows nothing. I have added many VPNs. ...
2
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1answer
7k views

How to install Netgear N-300 UAB adapter WNA3100 on Ubuntu 12.04

After a fresh install of Ubuntu 12.04, the first thing I'm trying to do, is to setup my wireless adapter. I can see it using lsusb: beer@beer-linux:~$ lsusb ... Bus 002 Device 006: ID 0846:9020 ...
2
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1answer
8k views

Network authentication not working

I just installed Ubuntu 12.04 and Im trying to connect it to my NAS. It connects fine to folders where there are not authentication needed. However, if I try to open a password protected folder it ...
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3answers
11k views

Ethernet conection not working Atheros AR8152 OS 12.04

I have instaled Ubuntu 12.04 but my network conection doesn't work and i know it's becouse of the drivers I've run $ lspci | grep Ethernet and this is the result 02:00.0 Ethernet controller: ...
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1answer
1k views

ConnMan not detecting already existing wireless network

Old title : Wireless connected, but no internet until I re-add network Every time I boot my Laptop, it doesn't connect to Internet. Although upon boot it does say "Connected to ", but when I try to ...
2
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2answers
662 views

How to enable Nautilus mounted remote shares in a file system dialog

I can see the remote share from nautilus and browse to it. I want to access that share from another application in this case, Eclipse - which is using the standard open file dialog. Is there a ...
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2answers
286 views

Adding Canon Pixma MX860 to Ubuntu 14.04

I have a Canon Pixma MX680 all-in-one hard-wired to my LAN. Trying to add a printer using Settings | Printer | Add Printer | Network Printer gave me a whole bunch of choices--Find Network Printer, ...
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1answer
166 views

Cannot locate wireless networks on Acer Aspire M5 laptop

I just purchased an Acer Aspire M5-583P laptop and installed Ubuntu 14.04 on it (this is not the machine I am typing on now). Upon restart I am unable to connect to the internet and am not able to ...
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1answer
80 views

setting up apache2 webserver — differences between behaviour within my intranet and outside

I am new to apache2. I have an ubuntu 12.04.4 LTS machine in my home, and just installed apache2 on it. I wanted to set up a webserver running on a port other than port 80 (my router uses port 80). ...
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2answers
167 views

Setting a hotkey for connecting and disconnecting a network connection in KDE environment

Is there a way to set a hotkey for toggling connection through a network cable: Also if I have a command in command-line that can do this or a piece of C++ code that does this I can set a hotkey ...
1
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1answer
169 views

Ubuntu 12.04 LTS Network Icon Mistaken

After some diagonic processure, I've found that my wireless network has not yet resolved but my wired connection has mistaken the wrong icon. eth0 Link encap:Ethernet HWaddr 20:6a:8a:3f:70:90 ...
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2answers
325 views

Why my roommates' connection to the Internet is lost, when I'm connected to our router on Ubuntu?

We have 4 computers in our flat. When I'm starting to use Ubuntu and when I'm connected to our network, at least one of them has connection problems, that is, their connection status says that ...
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1answer
12k views

ubuntu on 13.04 hyper-v connection problem

I recently download the new disk of 13.04 of 32bit. I have Hyper-v on windows 8 64bit. I try to operate 13.04 on hyper-v but i can't connect to the network. I have already set at hyper-v manager that ...
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1answer
6k views

Toshiba Satellite C850, Wlan, rtl8188ce not working

I installed Ubuntu 12.04 onto a brand new Toshiba Satellite C850 64 bit laptop. Wlan does not work, Tries to connect, gives up after some time. $Windows7 works 100%. There appears to be a problem ...
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2answers
1k views

Networking 3 Virtual Machines

How do I set up a network with three virtual machines using Virtualbox and Ubuntu 12.04 32-bit so that they all run together?
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1answer
12k views

How do I share a folder on SAMBA?

I want to share my home folder with my Windows machine, but I have no idea how to share the folder. I can't find any up-to-date guides on Google, so how can I share my home directory?
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2answers
9k views

DHCP not working on new install

A new Kubuntu 12.04 install is not getting IP addresses from either the wired connection nor from any wireless connection. The cables / router ports / wifi adapter / access point are all known good ...
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1answer
1k views

No internet connection after update 12.04

I updated 12.04 and then not able to connect to internet via firefox or thunderbird email. It is a wired connection. ifconfig output: eth0 Link encap:Ethernet HWaddr 54:e6:fc:85:0b:63 ...
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4answers
1k views

DNS stopped working on laptop

Was working fine then stopped inexplicably. I can ping the gateway/DNS router/firewall (Untangle) using WiFi and cable using WiCd. Network Manager does not work on this computer Firefox reports ...
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3answers
1k views

Network configuration problem

I am using Ubuntu 11.10. In my dorm I have to change network configuration and then if it is successful, I have to enter a user name and password for wired internet connection. Anyway, I had many ...
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2answers
844 views

DSL network connection problem in ubuntu

In Ubuntu 10 How can I've access to internet through my DSL network.In windows7 I'vea network dialer, I just enter user name & password.In ubuntu I've created a dsl network ,In the add section ...
1
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1answer
4k views

Using Ubuntu as a router?

I've seen many tools to use Ubuntu as a router in which an internet connection could be shared from Ethernet over Wifi or vice versa. I'm looking to achieve this except with 2 Ethernet connections: ...
1
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1answer
831 views

How do I enable the wireless card automatically without using fn + F5?

I have a problem with my keyboard and I can not enable my wireless because the fn + F5 does not work. I can enable the wireless card on Ubuntu without this key (fn + F5)? OS: Ubuntu 10.04 LTS - Lucid ...
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3answers
1k views

Safe Home Network through WiFi

Maybe this is such an obvious question that it's a duplicate. I have Ubuntu 10.10 on both my PC and Laptop. The Laptop connects to the Internet through a WiFi router. The PC connects to the same ...
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1answer
1k views

How to connect to DSL modem using PPPoE?

I am connecting to the internet through a pppoe connection, but for some reason I can not connect to my modem (it's address is 192.168.1.1). Before I set my pppoe connection, I could connect. So, is ...
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2answers
485 views

Wireless doesn't reconnect after resuming on after the upgrade to Ubuntu 14.04 on my MacBook Pro.

I have a MacBook Pro with it dual-booting with Ubuntu 14.04 and Mac OS X, and a few days ago I upgraded Ubuntu from 13.10 to 14.04. When I suspend and then resume the system, wireless tries to ...
0
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1answer
2k views

Installing Tata Photon Plus Dialer-Ubuntu 13.10

I am using Ubuntu-13.10. I bought a new Tata Photon Plus Prepaid connection (EC-156 Modem). I installed the dialer in my Windows Desktop Pc and it went fine. I tried to install the dialer software in ...
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3answers
5k views

How to change the MAC address of pc? [duplicate]

I am currently using ubuntu 13.04 along With windows 7. But I want to change my MAC address of pc. Is there any way to change it.
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1answer
1k views

GUI for Ubuntu Server without Internet

I am first time on this community. So, even I have a problem but I am still excited about it :). I recently installed Ubuntu Server edition 12.04 however I figured out that it did not install any GUI ...
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3answers
2k views

Connect to school network drive

I have a problem: My school have a network drive, called I:\, which i can connect to from Windows 8, but i cant do it from Ubuntu :( I am a complete Linux noob, so its probably just because i dont ...
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2answers
4k views

Realtek RTL8723AE Driver not working in Linux Kernel 3.5.0-37-generic version

After lot of searching I found out that my Linux Kernel is 3.5.0-37-generic and I am unable to install my Wireless Lan Card Driver which is Realtek RTL8723AE. For some reason when I try to command ...
0
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1answer
236 views

Wifi can't connect, cable connection barely works

I'm having problems with the internet connection on my Ubuntu 13.04. I deleted Windows 7 from my computer (where the internet worked without any kind of problems) and installed Ubuntu 13.04, but now ...
0
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1answer
580 views

Help setting up wireless in Ubuntu 13.04 [duplicate]

I'm having problems connecting my WIFI in Ubuntu 13.04 . So I was wondering if filling in the data manually ie: the IPv4, IPv6, the SSID and BSSID info etc. I did try this before but maybe I put in ...
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2answers
68 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
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1answer
939 views

Two NICs Ubuntu Server 12.04

I have two NICs within my Ubuntu server. One being the internet, the other being an internal network. I have the following configuration whereas eth0 is the internet, eth1 is the internal network ...