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

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Network is not auto-enabled after start up

After normal system start no network is detected. If I plug off ethernet cable and insert usb wi-fi, no new device is detected either. However if I run system in recovery mode and enable networking ...
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49 views

After Restart, Ubuntu Server Networking Doesn't Work

I've got Ubuntu Server 14.04 with 2 ethernet, eth0 & eth1 after restarting I can't ping IP server from my computer, so I can't log in via ssh It says "Reply from..., Destionation Host Unreachable, ...
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2answers
453 views

After routine update on 14.04, cannot even SEE internet (no ethernet, no wifi) [duplicate]

I am posting this question from my Windows desktop, because as of this morning my laptop is no longer even an internet accessible device, and doesn't even seem to think it's supposed to be an internet ...
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2answers
114 views

Ethernet Connection issues

I have a similar problem to this one: Ethernet connection not working after installing Ubuntu 14.04 LTS I also have a dual boot with windows 7 and ubuntu 14.04. My ethernet connection has always ...
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1answer
134 views

How can I restore my broken (appears to be renamed) wired ethernet connection?

Yesterday I lost my internet connection after rebooting my Ubuntu 16.04 installation. Now when Ubuntu boots, it searches for a network for a couple of minutes, then states "Connection established" but ...
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1answer
828 views

Realtek ethernet driver error ubuntu 16.04

I have recently upgraded from Ubuntu 15.10 to 16.04. when i was using 15.10 ethernet works flawlessly. But after upgrading to 16.04 it doesn't work anymore showing network cable unplugged. I tried ...
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69 views

WOL not working Ubuntu 14.04.4 RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller

WOL (wake on lan) is not working on a Laptop Clevo W650SZ with Ubuntu 14.04.4 but works with Windows 7 Where can be the problem? Any help will be highly appreciated Below you will find some ...
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38 views

eth1 interface interface is not visible

I am trying to work on mininet through Virtual box. My problem is I want to work on eth1 but it's not even visible if I run the ifconfig command from terminal. I just get a eth0, lo, s1 interfaces. ...
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1answer
65 views

Ethernet & Wifi problems Ubuntu 15.10 Lenovo z50

I have recently installed ubuntu 15.10 alongside windows 10 on Lenovo z50. I have connected my LAN wire & have a very good internet connection(it runs very well in windows 10). I have configured ...
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46 views

I have no internet after fresh installing 16.04, but it was functional during installation

It's very strange... I can't connect to the internet after installing 16.04 (I dual-boot with windows 10). It was functional during the installation because it installed updates (I also tried ...
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13 views

Data loss from transfers to a different OS?

I'm trying to back up files to a hard drive loaded with Windows 10. I'm doing so via Ethernet because my photos take up 100 GB that that's the only hard drive I have. Could this method lead to data ...
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76 views

Network Interface does not come up automatically

I have a couple of Jetson TK1s and Jetson TX1s running Ubuntu 14.04 (Linux4Tegra). I need to be able to switch between two network configurations - an "office" one where I'm in the office and can ...
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1answer
135 views

Can't connect to Ethernet on 16.04

I recently started to dual-boot Windows 10 and Ubuntu 16.04. However, I can't connect to the internet over my ethernet port. I'm using a Gigabyte GA-H97M-D3H Micro ATX LGA1150 mobo, which has a Realtk ...
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0answers
55 views

Networks show “Ethernet Network () Device Not Managed” (Xubuntu)

Could not find this question, so apologies if it is a duplicate. I am running Xubuntu on a Lenovo Yoga 211 as my only OS. I do not have an Ethernet port, and as such have of course never tried to ...
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95 views

Could, would ethernet via usb work on BQ Aquaris M10 Ubuntu tablet?

I'm considering buying the above mentioned tablet, but just to be sure, I contacted BQ to ask if they can confirm the device recognises an usb ethernet adapter. Unfortunately they didn't provide a ...
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2answers
4k views

Changing Network Interfaces name Ubuntu 16.04

I tried to change network interfaces name on this new Ubuntu 16.04 LTS version but doesn't have the /etc/udev/rules.d/70-persistent-net.rules . So, I tried to use /lib/udev/write_net_rules but it not ...
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2answers
417 views

Ubuntu 16.04 Ethernet Help

So, I have recently installed Ubuntu 16.04 (Server). And I am having issues getting it connected to the internet on my router. ifconfig -a: enp8s0 Link encap:Ethernet HWaddr **:**:**:**:**:** ...
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53 views

Network interface down after every reboot in Ubuntu 15.10

I have recently upgraded my ubuntu to 15.10 and eventually Ethernet names were changed. I don't have any problem with the names but whenever I reboot the system the Ethernet connectivity is lost. The ...
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1answer
783 views

No internet at all with Ubuntu 16.04

For the first time I am really struggling with this version of Ubuntu. The installation runs perfectly, and even downloads missing files/packets during the setup via my ethernet cable. Then when I ...
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2answers
34 views

How to tell whether your computer is using wifi or ethernet to access the internet

While running Ubuntu 14.04, my laptop has both its Wifi turned on with a saved wireless network in range, and an ethernet cable plugged in (which leads to a Devolo homeplug from the same network). If ...
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1answer
546 views

Can't connect to local network using static IP - Ubuntu Server 16.04

I installed Ubuntu 16.04 on a HP server which has 2 NICs enp5s0f0 and enp5s0f1. I have both configured in /etc/network/interfaces since it's a server and has no graphical interface which could make ...
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37 views

ASUS x550z cannot connect to the internet

I cannot connect to the internet on my ASUS x550z. Wifi will not work. When I click the internet icon it doesn't show anything available. I have tried to connect with Ethernet cable without luck. ...
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2answers
3k views

Why Wired Internet is not working in Ubuntu 16.04 LTS?

You know, I was waiting for this release from last 3 months eagerly. I even downloaded it through torrents to help in anyway I can. When I installed it and I saw that it doesn't recognized my ...
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1answer
56 views

Set specific network interface for internet access (II)

I am using Ubuntu 14.04 with MATE, and my problem is that when I use a local Ethernet cable to access local network via a router (which is not connected to Internet), and at the same time Wireless (or ...
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1answer
77 views

Unable to understand ifup/ifdown proceedings

I am trying to setup virtual ip for ucarp. But after configuration something strange happens with ifup ifdown as try to view the configurations. I change /etc/network/interfaces like # interfaces(5) ...
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3answers
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NetworkManager asks for password repeatedly [802.1x][16.04]

I recently updated form 15.10 to 16.04, I live on a campus, and we have to sign in for internet through 802.1x. I did everything same as I did it on 15.10, but I can't sign in on ubuntu 16.04. After i ...
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248 views

no wired connection after upgrade to 16.04

After upgrading from 15.10 to 16.04 (64bit both), I can no longer establish a wired connection to the internet. I am using a desktop PC without wireless card, so I am relying on ethernet. The cable ...
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24 views

Wired network not able to detect

I tried "<"ifconfig -a eth0 Link encap:Ethernet HWaddr 74:86:7a:24:26:4a inet6 addr: fe80::7686:7aff:fe24:264a/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 ...
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18 views

Wired network not detected in Ubuntu 14.04

Wired network not able to detect. I tried ifconfig -a eth0 Link encap:Ethernet HWaddr 74:86:7a:24:26:4a inet6 addr: fe80::7686:7aff:fe24:264a/64 Scope:Link UP BROADCAST RUNNING ...
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1answer
391 views

Ethernet not working on Ubuntu - Driver r8169: link down

This is the first time that I am using Ubuntu 14.04 alongside Windows 10 on my Lenovo Z51. My Ethernet connection is not recognized in Ubuntu, but it is connected in Windows. Wireless is working fine. ...
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26 views

14.04 How to configure the network: one ethernet port IN, another USB-Ethernet adapter OUT

I want to use my laptop to do some network sniffing tests. For the network traffic, one Ethernet port will be configured as IN, the other Ethernet port will be configured as OUT. As normal laptop only ...
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1k views

Just installed 15.10 but can't connect to the internet

Installed 15.10 manually (windows dual boot) without connecting to the internet and still can't connect via wifi or ethernet. System info: TP-LINK-TL-WDN4800-Wireless-Express-Low-profile Gigabyte ...
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2answers
157 views

What are alternative reasons for low network connectivity?

Excluding this, as I have tried all methods listed on this site. And excluding this and this, they are in the aforementioned site. What are possible causes for a software based slowdown of internet. ...
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1answer
57 views

Ubuntu 14.04 unable to establish Ethernet or WiFi connection

I recently installed Ubuntu 14.04 on dual boot with Windows 7 on separate HDD. I went through several threads regarding connection problems but I didn't understand them much as I have never used Linux ...
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1answer
63 views

Multiple gateways with one ethernet adapter

I want to connect to multiple gateways with one ethernet adapter, this is how I tried to do it. /etc/network/interfaces auto lo iface lo inet loopback # This is my home network. auto eth0 iface ...
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0answers
14 views

Wireless switching on two VLAN

I have a question regarding how to switch between two VLAN using terminal commands. One is a wired connection which I use for an application that needs to be inside our intranet. The other is a ...
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0answers
74 views

How to route Ethernet network to Wifi network for internet access

I am trying to setup a small RaspberryPi 3 cluster using Docker Swarm and a custom image for the RaspberryPis from HypriotBLog. I have two network ranges, 10.x.x.x on my ethernet card connected to a ...
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1answer
235 views

Ethernet not working on ubuntu 14.04 LTS

I have been struggling a lot trying to activate my ethernet connection without success. I am on ubuntu 14.04 LTS on a dell xps8900. I have a dual boot with windows 7 and ethernet is working fine on ...
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0answers
14 views

15.10 - New installation Ethernet not working (Qualcomm Atheros AR8161) [duplicate]

I was recently running 14.04 LTS on my PC, but my drive failed on me. When I put my replacement drive in, I decided to setup on 15.10 to see what's all changed. After setting up a clean (new) install ...
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0answers
117 views

MSI laptop wifi and Ethernet issue

I have installed Ubuntu 15.04 into MSI GE62 6QD laptop. I found few issues and had to disable the ACPI by setting it "acpi=off". However, that has disabled wifi and Ethernet connections. If I enable ...
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1answer
94 views

No Network Connection - ifconfig shows only lo - lshw -c network says *-network unclaimed

I got a new ThinkPad E460 with no OS installed, but had an ubuntu 13.10 USB stick around which I used to install ubuntu 13.10. The OS works fine, however I can't connect to the internet through ...
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1answer
138 views

Can't connect to internet during Ubuntu installation

I am fairly useless when it comes to hardware issues, so I appologize if this is a very simple question. I am trying to install Ubuntu on a computer that I purchased from a friend. When I get to the ...
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0answers
88 views

Ethernet network randomly disconnects

I installed Ubuntu-Mate 16.04 on my Dell Dimension 4700 Desktop. The Ethernet network randomly disconnects after a few minutes of use and in order to get a connection I have to disconnect and ...
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1answer
71 views

Install Network Adapter

My onboard ethernet adapter fried on a thunderstorm, I just bought a network adpater (Intelbras Pef 132), but it is not working,it doesn't connect, it says to run on Linux systems, I'm running Ubuntu ...
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33 views

em1 needs to be manually started on boot

On every boot, I have to run the following commands to get my ethernet to function: sudo ifconfig em1 up sudo dhclient em1 sudo /etc/init.d/networking restart The ethernet adapter was working fine ...
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0answers
26 views

wired/wireless issue

I am having a strange problem. I have only noticed it now since I have not really used my ethernet adapter port before, only been using wireless. I did some research and tried setting dns but still ...
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0answers
30 views

VNCviewer on ethernet cable

I have a Raspberry PI which starts a VNCserver on boot (with tightvnc). I want to remote access the PI via an ethernet cable. It works on windows with tightVNCviewer, but on Ubuntu 15 when i run the ...
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1answer
78 views

Ethernet Not Working on Ubuntu 14.04

I have installed ubuntu 14.04 on separate partition and Ethernet is not working. Hardware - AMD FX - 8320E DDR3 8GB AMD Radeon R7 200 series lspci -knn | grep Eth -A2; ifconfig -- Output Below ...
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0answers
38 views

Interfaces Renamed - Why?

I've got a machine I'm trying to use as a KVM host, with interfaces, one on the M/B and one separate PCI interface. I'm trying to use one interface to my "main" network (192.168.75.0/24), and one to ...
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1answer
97 views

ubuntu 14.04 wifi and Ethernet doesn't works [duplicate]

i've just install Ubuntu 14.04 from a key on my computer, I have already installed 5 time ubuntu on other computer, but for this one, i can't connect to internet at all... And i have try every ...