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

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How to use DSL connection and ethernet Network concurrently

In my university, we use a dial up network for internet. Apart from that we are also connected with Ethernet network. By this we can access shared folders of other friends. But In windows we did it ...
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How do I add an additional IPv6 address to /etc/network/interfaces?

this question How do I add an additional IP address to /etc/network/interfaces? mostly asks what i want except that i want to add more IPv6 addresses in the same interface eth0 without incrementing to ...
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LAN is not working, Showing “Cable Unplugged”

I am using Lenovo B490 laptop and everything was fine. Few days back My friend used my laptop in my absence and after that I am not able to connect internet through the LAN port. It is showing that "...
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2answers
1k views

ALX on AR8191 does not appear to be working 15.04

I am trying to use the ethernet port on my Lenovo y580, which previously worked untill I upgraded to ubuntu 15.04 from 14.10. My hardware is recognized, and I can connect to an ethernet network, ...
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Ethernet Connection randomly disconnects after transmit queue 0 timed out

Description of problem: Ethernet connection gets disconnected at random apparently without any reason. I have tried the following command to restart my ethernet connection, sudo service network-...
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1answer
828 views

VirtualBox - no eth0 or wlan0 connection (Ubuntu / CentOS)

I checked all possible places in order to solve this issue and only decided to post a question here because I'm at the verge of giving up. So, I recently installed VirtualBox 4.3.26 on my Ubuntu 14....
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233 views

Cannot connect DSL after upgrade from 14.10 to 15.04

After upgrade Ubuntu I cannot connect to DSL. I have system message: (1) *Creating object for path '/org/freedesktop/NetworkManager/ActiveConnection/9' failed in libnm-glib.* What is it? I have got ...
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Ubuntu 15.04 after reboot lost Ethernet connection

I've installed Ubuntu 15.04 and after a reboot I lose my Ethernet connection. After I've disable and re-enabled my connection Ethernet works fine, until I reboot again. This has been going on ever ...
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264 views

How to make virtual interface ping to a host in the network

I created a virtual interface as indicated in this Unix.SE post. I.e. sudo modprobe dummy sudo ip link set name eth10 dev dummy0 sudo ifconfig eth10 up sudo ifconfig eth10 192.168.1.150 I want to ...
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Ethernet connection not working after installing Ubuntu 14.04 LTS

EDIT: PROBLEM IS BACK.. I cant figure out a permanent and reliable way around the bug (have managed the bug to go away 2 times) my files keep duplicating themselves with a ~ after their name, so if I ...
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Ethernet not working and wireless is slow

I have a desktop PC that I built that I recently installed Ubuntu 14.04 next to Windows 8.1. It has an Ethernet port on the motherboard (MSI Z97S) and a wireless card in a PCI-Express slot (Asus PCE-...
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Ubuntu 14.04 ethernet connection using graphical network manager

I am trying to connect Ubuntu 14.04 to the internet with an ethernet cable. I have turned wireless off. The cable works off a Windows laptop that I am using now. When I plug in the cable 'wired ...
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“No network devices available” Ubuntu 14.04

I'm new to the Ubuntu community, so please, give a step-by-step answer if possible. Everything was fine, until my battery became critically low and my computer turned off. After charging and turning ...
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Share internet from PC to unrooted android smart phone connected via USB cable

I am running Ubuntu 14.04 LTS with Windows 7 Dual boot (both 32 bit) in my desktop. I use cable broadband (Ethernet). I have an unrooted android smart phone running KitKat 4.4.2. This device has a ...
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1answer
552 views

KVM Bridging - Network connection fails if I change Device model to VirtIO from rtl8139

I'm setting up my first VM and am using bridging to access my network. It's a Windows7 VM on Ubuntu 14.10. I read that changing to 'Device Model = VirtIO' in the definition of the VM will improve ...
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2answers
104 views

Can't connect with ethernet. System keeps trying to connect then give up

Recently i did a fresh install of version 14.04 on my desktop. Despite of some problems, everything is working fine. The only thing that i can't get to work is my Ethernet connection. When i try to ...
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373 views

OSSEC HIDS reports “Interface entered in promiscuous(sniffing) mode”

I have installed the latest version of OSSEC HIDS (2.8.1), and I keep now getting these email notifications from it: OSSEC HIDS Notification. 2015 Apr 08 11:26:17 Received From: Bath-Towel->/var/...
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Ubuntu doesn't detect eth0

I use dual-boot Ubuntu 14.04 / Windows 8.1. I formatted Windows, but grub didn't catch Windows. So I used boot-repair and it worked well except one thing... Ubuntu doesn't detect eth0 after I used ...
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I managed to completely remove my ethernet card, even from BIOS

The problem is that I can't use my built in ethernet card. BIOS can't see it if I use SMART LAN it runs only "Virtual Cable Test", Windows can't use the card obviously, not even Xubuntu. Here is what ...
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234 views

How to route transmission traffic

Trying to get Transmission to only use my wifi interface (wlan0), while everything else uses ethernet (eth0). I was able to bind Transmission to the wlan0 IP but can't get it to work unless I ...
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2answers
927 views

Ethernet not working. Says cable unplugged on Ubuntu Gnome 14.10

When I go into the network settings in Ubuntu Gnome 14.10 (Which I heard is now a official flavour of Ubuntu) it usually says it's connected but at 10Mbs which is extremely slow and barely scratches ...
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No ethernet connection only wifi

I'm providing some of the terminal tests I done for a Dell latitude D520 with Ubuntu 12.04. Please any help will be appreciated. PCI: lspci 02:00.0 Ethernet controller: Broadcom Corporation BCM4401-...
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250 views

How do I share my ethernet connection with my Android phone?

How can I share my ethernet-connected Ubuntu 14.10 laptop's Internet connection to my Android phone?
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309 views

How do I connect to the internet using a wireless router at the same time as connecting to a lan using an ethernet connection?

Setup: I have two computers, both with an ethernet and wireless interface. I have router A that is connected to the internet. I have a router B that is not connected to the internet. I would like ...
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New install of 14.04 with wired connection. getting error “Disconnected - you are now offline”

Pretty much the title. Feeling really lost. Output of ifconfig: eth0 Link encap:Ethernet HWaddr 74:d4:35:97:a6:97 inet6 addr: fe80::76d4:35ff:fe97:a697/64 Scope:Link UP ...
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Connect to internet on Ubuntu 14.10

I recently downloaded Ubuntu 14.10 on my HP Pavilion. I try to connect to internet by wired connection but Ubuntu doesn’t recognize the Ethernet card. When I follow the instructions at: http://www....
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Recognize ethernet adapter on Ubuntu 14.10

I try to connect to internet on my Laptop HP Pavilion using Ubuntu 14.10, but there is a problem that Ubuntu doesn't recognize the wired connection or the Ethernet adapter: When I type ifconfig, it ...
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USB ethernet not being redetected after unplugging

I have a USB Ethernet adapter for an Ubuntu 14.10 laptop. When I turn on my computer while it's plugged in it gets detected fine and I'm able to access the internet. The thing just works. However ...
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Ethernet not working

I am new to ubuntu and I am having trouble accessing the internet via eth0 (it was working till yesterday). I have gone through the forums and implemented a few suggestions (creating new ethernet, ...
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1answer
79 views

Unable to run 2 ethernet connections at the same time

I have a workstation with the two ethernet ports (eth0, eth1), the problem is that i cannot run with both ports up and running. I can run with either one of them, but not both. auto lo iface lo inet ...
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Ubuntu 14.10 cannot connect to Wired Network from my Desktop

I upgraded my Ubuntu version to 14.10 and all of a sudden it won't connect to Internet at all. This is my Desktop and after upgrade it shows a wireless icon in the network manager panel Here are some ...
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Ethernet connection problems in Xubuntu 14.04 (intermittent packet loss)

UPDATE: I have discovered that eth0 did not reset to half-duplex all of the time but only some times. Also, it occasionally appeared to have trouble resolving DNS. Then, I connected the system in ...
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240 views

wlan0 does not work.(eth0, wlan0 same netmask)

I am using Ubuntu 14.04. as wlan0 was connected to WiFi. The ping is not a gateway for wlan0. netmask of eth0 and wlan0 is the same. root@kwon-530U3C-530U4C:/home/kwon# ifconfig eth0 Link ...
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Ethernet is keep disconnecting in ubuntu 14.10

I am using Ubuntu 14.10. Ethernet keep disconnecting after 1 min and displaying below message. result of command "sudo lshw -C network"
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Restore wired network connection

Hi My problem is the following: I was at my friend, were they had mac filter on the network. I used to clone the MAC in the network manager, but I accidentally copied it in the wrong field, and ...
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1answer
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Ethernet link not detected in ubuntu 14.04 after update

Since I ran some update in the past week or so, I have not been able to get a wired connection. Specifically: Initially, during boot up, the ethernet link light is on As ubuntu boots up, the link ...
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System restarts whenever ethernet cable is connected (and system is not connected to power source)

I have a strange problem with my Ubuntu 14.04 system. If my laptop is not connected to a power source, and I plug in my ethernet cable, the system restarts. It's an AMD processor with ATI radeon ...
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1answer
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Ubuntu Print via LAN using USB 2 to Fast Ethernet box to USB printer

Ubuntu 14.04 Printer HP OFFICEJET K7100 (wide format) USBNETBOX1 by KONIG, based on ASIX AX88772 chipset Installed HPLIP-3.14.10 version was installed on 19-01-2015 - Ran test print connecting my ...
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731 views

Connecting to internet through bridge

I'm trying to connect my ubuntu desktop to the internet but my wireless card doesn't work on it. I have a Windows 7 desktop sitting next to it which connects to the internet through wifi so I'm ...
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78 views

Ubuntu - Method to install drivers [closed]

How do I install ethernet driver on Ubuntu? Isn there a program which installs the drivers?The .exe files dont work.There are linux editions but i do not know how to install them.
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414 views

Ethernet won't work unless I set the speed to 100

I'm currently on 14.04 LTS, but I been testing on 12.04 LTS as well and the same problem occurs. My motherboard is a MSI Z97 MPOWER MAX AC. Basically, the ethernet is detected but it doesn't connect ...
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1answer
4k views

Error fetching interface information: Device not found

Running 14.04 on VMWare player, I am trying to configure a new Ethernet device eth1 through editing /etc/network/interfaces. I have configured a device for eth0, and that is working properly. Here ...
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948 views

ARP flux how to solve

I have a server with 2 NICs having an IP address in the same subnet, this is what my /etc/network/interfaces looks like: auto eth0 iface eth0 inet static address 192.168.2.155 gateway 192.168.2....
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Define specific internet routing with Network Manager [duplicate]

I have a wireless internet that goes out to the Internet, but I have Ethernet set up for a private internal non-Internet-facing network. When I connect my Ethernet on this private static ...
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101 views

14.04 Ethernet works only directly through modem

After searching through all the help suggestions, I still cannot find a direct answer to this: I recently bought an empty Lenovo Thinkserver and successfully installed Ubuntu 14.04 via a live USB. ...
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Network eth0 DHCP, static ip and autonegotiation issues

Background I am running an Ubuntu Server on 14.04 which is currently up-to-date. I have only one network device connected to it. When I use my Ethernet cord and connect it from the wall to my laptop (...
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Intel 82576 Ethernet Controller stuck at 10Mb/s

I have a server board which uses the Intel 82576 network controller. When I plug it into my gigabit switch it auto configures a link speed of 10Mb/s. $ sudo ethtool eth0 Supported ports: [ TP ] ...
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Ethernet works during install, but after booting neither eth0 or wlan0 appear

First time I tried to install 14.04 on my Dell Vostro 1500, the wi-fi didn't work to download updates while installing. Upon first boot, it still didn't work so I plugged in the ethernet cable. Still ...
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Why is my USB Ethernet Card not working in Ubuntu 14.04 Server?

I've got a laptop which I'm trying to set up as a server (a rebadged Uniwill 223ii0), but it has an ethernet port which is dodgy (sometimes works, sometimes doesn't). I bought a £20 usb ethernet card ...
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Ethernet Lights Not On When Cable Connected And Not Working

I have two OS and second OS connects to internet easily, so it's not a hardware problem. The output of lspci is: 00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM ...