Managing and using network connectivity on a Ubuntu system

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2
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1answer
266 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 ...
2
votes
2answers
715 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
votes
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
votes
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 ...
2
votes
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: ...
2
votes
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
votes
2answers
653 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 ...
1
vote
1answer
114 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 ...
1
vote
1answer
69 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). ...
1
vote
2answers
138 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
vote
1answer
148 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 ...
1
vote
2answers
303 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 ...
1
vote
1answer
10k 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 ...
1
vote
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 ...
1
vote
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?
1
vote
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 ...
1
vote
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 ...
1
vote
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 ...
1
vote
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 ...
1
vote
2answers
797 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
vote
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
vote
1answer
821 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 ...
1
vote
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 ...
1
vote
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 ...
0
votes
2answers
306 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
votes
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 ...
0
votes
3answers
3k 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.
0
votes
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 ...
0
votes
1answer
762 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 ...
0
votes
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 ...
0
votes
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
votes
1answer
226 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
votes
1answer
572 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 ...
0
votes
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
votes
1answer
898 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 ...
0
votes
1answer
912 views

how to enable internet with ubuntu 10.04

I have installed UBUNTU 10.04 dual with my windows 8. but the internet is disabled, both the Ethernet and wireless, I try this link but when type this commands sudo apt-get update there are ...
0
votes
2answers
5k 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
2answers
1k views

After upgrading from 11.10 to 12.04 I don't have ethernet connection, how to solve it?

I had a wired network connection that worked fine in Ubuntu 11.10. I upgraded to 12.04 and immediately after the upgrade was completed, the OS reported my cable unplugged. It was not unplugged and ...
0
votes
3answers
1k views

Printers get signal - but why don't they print in 11.10?

(refers to Ubuntu 11.10 Oneiric) I set up a printer connected via USB (Canon MP630) and a network-printer (Brother HL-2030 via Fritz!Box 3270). When I try to print something the files get sent to the ...
0
votes
1answer
2k views

Troubleshooting wireless network connection: DNS not working

I have a wireless router that assigns IPs using DHCP. My laptop (Acer Aspire 1 110L running Ubuntu 10.10) connects to the wireless network, but DNS is not working. I've tried to trouble shoot the ...
-1
votes
1answer
76 views

Net activity - What does this network activity mean [closed]

tcp 53 domain LISTEN * * . tcp 631 ipp LISTEN * * . tcp6 53564 ESTABLISHED ::1 631 ipp ip6-localhost tcp6 631 ipp ESTABLISHED ...
-1
votes
1answer
68 views

How to map my ipv4 address to external address in iptables

I want to run a minecraft server (port 25565) and have it send to my external address for others to play, then to my hostname (I am assuming this is automatic - Do I need a rule for this too?). But I ...
-1
votes
2answers
318 views

Can't download anything due to proxy

I'm using 13.04 for the first time and I am using proxy base server that's why I can't download anything while I use apt-get update then it shows this message ...
45
votes
7answers
56k views

How to display network traffic in terminal

how to display the actual network traffic (wireless) in a terminal? Additionally: Is it possible to add this info to the chart of top?
25
votes
9answers
14k views

What's the best way to SSH to machines on the local network?

I have 2 computers, one that I use and one for the kids. I want to be able to ssh into their computer to control it (like to shut it down etc) but am curious the best way to do this. We both are in ...
13
votes
3answers
36k views

How to disable IPv6 on Ubuntu?

I disabled IPv6 on an Ubuntu box which has ssh and rsync running. But both of these are still listening on an IPv6 address. How should I fix this? root@box.com:~# sysctl ...
18
votes
4answers
12k views

Network service discovery disabled: What does this mean for me?

Every time at boot I get a message “Network service discovery disabled. Your current network has a .local domain, which is not recommended and incompatible with the Avahi network service discovery. ...
28
votes
7answers
1k views

What precautions should I take when exposing my desktop directly to the internet?

I've always used my Ubuntu desktop behind the security of a router with NAT, but there have been a few times when I've had to plug it directly into an active cable modem. In general, what precautions ...
37
votes
4answers
44k views

What is the equivalent of the “tracert” DOS command?

tracert is a command in MS-DOS command prompt to trace the route to an IP Address. Is there any command in the Gnome Terminal equivalent to this?
20
votes
4answers
50k 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 ...