Ethernet is a way of connecting computers together in a local area network or LAN.

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eth0 Not working/has no inet address?

I'm fairly new to Linux and networking and i've been playing with tcpdump but when ever I try to run tcpdump it tells me eth0 has no IPv4 address which is true it has no inet whatsoever. This is the ...
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135 views

2 ethernet ports, one on 100mbps, one on 1000mbps problem?

I ran across a strange sight when I ran ifconfig first time today. I have a gigabit server card with 2 ports. I have it set in a bond for 802.3ad usage as my switch supports it. It appears though ...
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1answer
120 views

Why does my ethernet connection fail AFTER installation is complete?

I am installing Ubuntu for the first time on an old laptop (Inspiron 6400) and have run into an odd problem right off the bat. During installation, I am directed to connect the computer to the ...
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1answer
200 views

Ethernet and wireless connection problems [duplicate]

I am unable get wireless or ethernet connection to work at all. I have tried many things like trying to download the drivers while booting from the installation disc, and so forth, because this was ...
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2answers
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Can't connect to a wired connection

I installed Ubuntu 13.04 while Windows 7 dual booted. I have a Local wired cable connection which is working fine with windows 7, but in the case of Ubuntu it is not working. I try to connect using ...
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1answer
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Only Around 50MB/sec Max Network Transfer; had 70-100MB/s on Windows, Ubuntu reports Gigabit Speeds, Why?

I have two different computers, one a desktop, the other a laptop. Both have different network controllers in them (one Qualcomm Atheros, other Realtek). Both using the included driver. Both ...
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1answer
57 views

Unable to connect to Internet via AR8161 Ethernet card

I have a desktop which uses only an AR8161 Ethernet card to connect to the Internet but it does not work whenever I go into Ubuntu. Is it a driver issue or some configuration issue? How can I go about ...
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38 views

Ethernet in new notebook stopped working, even from ubuntu executed live from usb. I have no idea what to do :(

I've bought a new notebook and ethernet stopped working, even from a live execution of ubuntu. Also wi-fi isn't working and I needed ethernet to solve that problem using this guide How do I get a ...
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Force lease renew for leases in /var/lib/misc/dnsmasq.leases

I have a Raspberry Pi connected to my laptop (running 13.04 with Gnome) via direct ethernet using these instructions. Normally, the RPi will connect and work just fine. However, if I disconnect the ...
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1answer
305 views

Unable to connect ethernet in ubuntu

Sir, I am beginner to Linux. I have been trying to get internet access via Ethernet in my Ubuntu 11.04 but have failed to do so. Whenever I attach ethernet cable, it starts scrolling (signaling that ...
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1answer
116 views

How do I make a PC .local instead of IP?

I have this problem at the office. I have 3 PCs that are connected by ethernet cables and one that isn't because that one is connected without a cable, it's wireless. The weird thing is that all ...
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3answers
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Network adapter suddenly stopped working under Ubuntu 12.10

I'm using Ubuntu 12.10 and the network adapter suddenly stopped working. Running ifconfig, the eth0 information is not shown anymore as before (only the lo information is shown). Running lspci, the ...
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1answer
271 views

Why is 'auto eth0' a problem to Kernel > 3.2?

With this new question I refer to this previous question : is there "force" to be online? Why is 'auto eth0' in file /etc/network/interfaces a problem to the Kernels > 3.2 ? When entry ...
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1answer
1k views

Why Is My PCIe NIC Disabled?

I've installed a card with two Intel 82576 ethernet ports into my PCIe expansion slot. I'm running Ubuntu server 13.04 amd64 with the 3.10 generic stable kernel. When I run lspci | grep Ethernet I ...
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1answer
1k views

Ubuntu Broken after Interrupted Software Update

I was working while the Ubuntu Software Update prompt popped up, yet again. I was very annoyed by its constant appearance, so I decided to authorize the update. It started, and after a few minutes, ...
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0answers
309 views

New Install and No Internet Connection

I have an old dell laptop (Inspiron 6400) that I thought I would use Ubuntu 13.04 on. I get no internet connect at all after I installed. Wired or Wireless. I am mainly just trying to get the wired ...
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1answer
242 views

Server not found with auto ethernet

Almost very often I get server not found issues while surfing with auto ethernet connection. Also I have tried with various options in Ubuntu 12.04 LTS but in vain . I'm using wired connection. I ...
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1answer
699 views

Wired connection fails

I have been using ubuntu for a few years now, and since I upgraded from 12.10 to 13.04 I have this issue, where I get no error or notifications at all, but my wired connection just stops working. The ...
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1answer
8k views

Configure second network card/interface

i'm configuring one server (ubuntu 12.04 64bits, with kvm) with 2 card adapters. The first one (eth0) is configured to work with virtual bridge (vbr0) for the DMZ interface. Ho can i condigure the ...
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1answer
349 views

Ethernet does not connect when WiFi is enabled

Ever since upgrading to 13.04 I have been experiencing a rather weird phenomenon. At the office, we primarily use Ethernet, but there is also a WiFi network in the building (lets call it wifix). If I ...
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1answer
792 views

Kubuntu not showing eth0

I just installed Kubuntu 12.04.2 and do not have an internet connection. I also cannot access the Desktop and only have the terminal. When I enter xlcock I get Error: Can't open display:. I believe ...
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1answer
4k views

How to make ip Address static (eth0)

I'm having a really hard time configuring ubuntu 13.04 to have a static ip address. I have tried multiple solutions but everytime I reboot (can't do the network reset command because ubuntu freezes) I ...
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2answers
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How to install (or troubleshoot) a USB 3.0 AX88179 Gigabit Ethernet adapter?

I have a USB 3.0 AX88179 based Gigabit Ethernet adapter and after searching online, I found many people reporting success with this device under Linux. The driver entered the mainline kernel on ...
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1answer
575 views

How do I connect to an Energy Efficient Ethernet enabled switch?

Is Ubuntu ready for Energy Efficient Ethernet? I tried to connect to a 1Gbit EEE switch but it failed, syslog says: NetworkManager[1041]: <info> (eth0): deactivating device (reason ...
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Ubuntu server 12.04 LTS: Internet connection not working, have tried forum fixes

So, I've installed Ubuntu server 12.04 LTS because of it's minimal processor/memory usage on a former compute node that I've repaired. My goal is to get it connected to my home internet through my ...
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How to configure Static IP's (internal or lan IP) in my ubuntu (VPS)

First of all greetings to all i have a problem with ubuntu i am running ubuntu server 12.04 LTS with GUI (GNOME) Well its a VPS This is my eth0 eth0 Link encap:Ethernet HWaddr ...
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2answers
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Intel I217LM ethernet controller not detected by Ubuntu 12.04LTS

My last installation of Ubuntu 12.04 on a machine using an ASUS Q87M-E motherboard with an Intel I217LM Ethernet controller has failed to detect the ethernet card. The only thing displayed by ...
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0answers
339 views

Ethernet connection drops intermittently in ubuntu 13.04

During the last couple of days, I have noticed that my ethernet connection drops about once every 5 minutes. The connection has worked for a number of years without problems before that. I am running ...
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1answer
393 views

want to manually configure ethernet as second (internal) network

Running Ubuntu 13.04 I am trying to configure a machine as a drbl server so I can use clonezilla to master a bunch of machines. But before we get to that point, I was just testing the networking. ...
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3answers
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Why do Ethernet devices not show up in “/dev”?

Generally I have noticed that plugging in a new device in a Linux system causes a new entry to be listed in /dev (assuming you have the correct drivers). For example: When you plug in a new hard ...
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2answers
605 views

Disappearing and reappearing ethernet connection

I have internet via ethernet cable plugged in directly into my desktop machine; windows and ubuntu on the same machine. The problem is that after loggin in internet is working (though the speed is ...
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1answer
81k views

Trying to configure eth0 and eth1 but Failed to bring up eth1

Trying to do below on Ubuntu 12.04. Trying to configure eth0 and eth1, eth0 works fine, but failed to bring eth1. Below is the settings /etc/network/interfaces: auto eth0 eth1 iface eth0 inet ...
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791 views

Problem sharing ethernet connection via WiFi

I've an Ethernet connection to the Internet and I need to share it via Wifi with my other mobile devices. I followed up the instructions of setting up a hotspot in Ubuntu: I created a new connection ...
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1answer
775 views

Ubuntu 12.04 ethernet is not working?

I recently installed ubuntu 12.04 LTS, and have tried every method out there to get my Ethernet cable to work...unfortunately not one of the methods out there worked for me. here are some of the tests ...
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2answers
709 views

Added second network adapter and can't get a connection from ether

I have since dropped the second Ethernet adapter totally. I still couldn't get it to work so I reinstalled ubuntu (was working with a fresh install anyway) The adapter worked fine to begin. Then I ...
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1answer
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Ethernet not detected whatsoever

I recently installed Lubuntu 13.04 64-bit on one of my older computers (the computer is ancient - DDR1, no USB boot, yet it's 64-bit. Go figure.) Anyway, the Wi-Fi adapter I tried to use ...
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My Ubuntu Live CD will only connect to my wired internet on one computer

I recently burned the Ubuntu 12.4.2 live cd, and put it in my Lenovo N580 notebook to install Ubuntu to my 32 GB Sandisk flash drive. It completed successfully, but after booting from my flash drive ...
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1answer
3k 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 ...
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1answer
388 views

Ethernet Card doesn't connect

I have tried multiple gigabit network cards, the latest ST1000BT32 Startech, and two different gigabit routers. The machine refuse to connect and pull an IP address. I've tried different ethernet ...
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1answer
649 views

Dell M6700 ethernet (e1000e) not working in 13.04

I have 13.04 64-bit on my Dell M6700. Wired ethernet worked for a while, but now stopped working. As an extra information, the ethernet works through the docking station (port replicator), but not ...
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1answer
362 views

Ubuntu 13.04 Upload Speed Slow

I have 2 machines on the same LAN. One downloads and uploads perfectly. The other downloads great, but the upload is painfully slow ~30kb/s. It's using the onboard ethernet port, which I think is a ...
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1answer
173 views

Driver install question

VERY new to all this. Built a box to run Ubuntu server 12.04 During installation it would not automatically make a internet connection. I figure the new board needed to have drivers installed ...
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947 views

Ethernet port on thinkpad doesn't connect but the one on the ultrabase (dock) does [closed]

I just recently bought a used Thinkpad X200s and installed Xubuntu 13.04 on it. I am have issues getting the ethernet port on the laptop to connect. I also have a Ultrabase dock for the laptop. While ...
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0answers
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How do I pxeboot all of ubuntu onto a computer without any i/o exept ethernet (and keyboard) while without an hd?

I have an old Vaio computer that was going to be thrown out because it has a faulty hard drive, and no i/o ports work except the ethernet (and the keyboard). (Note: I know that it is possible to ...
2
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0answers
119 views

Two gateways on the same network (10.12.15.20 and 10.12.15.21) - is there a way to combine them into single bonded internet connection?

I have two gateways to internet on the same network. Ubuntu is installed on server with only one ethernet card. Is there a way to create a bonding of this two gateways from the same network where I ...
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2answers
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Can't connect to ethernet with Atheros AR8161 on Ubuntu 12.04.2

I have read most of the answers that seem relevant to this, but I thinlk my issue is different and I haven't found the answer. I have a new HP Pavilion HPE h8-1360t computer. It has Windows 7 and ...
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5answers
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Ubuntu 13.04 on Mac Mini 6,2 ethernet port Broadcom NetXtreme BCM57766 not detected

The said network adapter is not recognized in 13.04. In 12.04 and 12.10 I had used the driver proposed from broadcom download site, configured as dkms package it was always updated. On the 3.8.x ...
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Is there a way to use a laptop with a wireless card to bridge connectivity to a computer that only supports Ethernet? [duplicate]

How would I setup my laptop (which obviously has a wireless card) to bridge the internet provided by the wireless to a device (Raspberry Pi) that doesn't have wireless access, through my laptop's ...
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1answer
4k views

Inconsistent internet connection device (eth0 eth1 eth2)

I'm running Ubuntu 12.04, and to my knowledge there is only 1 networking card on my machine (Dell laptop) --- I can't imagine why there would be more than 1. Sometimes my internet connection runs ...
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1answer
384 views

Ethernet problem after upgrading to 13.04 wired connection

I upgraded from 12.10 to 13.04 but now I do not have an Ethernet connection. I upgraded just an hour ago. Is there a way to enable or check the hardware to see if my card is supported. I need help as ...