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

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Having trouble connecting to the internet after a power outage

I'm on Ubuntu 16.04 LTS, having trouble connecting to the internet after a power outage. I've checked the network connections and it seems like the system is detecting the wired connection (ethernet ...
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ethernet interface dropping connection intermittently Ubuntu 16.04

I'm seeing an issue where my Realtek ethernet NIC will occasionally drop pings to the gateway. I have isolated the issue to my PC by using other PCs to test the link without issue. The connection is ...
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Ubuntu Server 14 connects on LAN but not WAN

Every time I boot my newly installed Ubuntu 14.0.4, it always says "Waiting for network configuration". When I log in, I have to type sudo ifconfig enp3s8 up to activate my adapter (for some reason it ...
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Ubuntu 14 cannot connect eth0

I just reinstalled Ubuntu 14. I can't seem to get it to connect to my router... When it powers on, I see it saying in blue letters "waiting for network configuration" or something. When it eventually ...
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14 views

tshark, listen to port does not work

How to listen to the port? Just connect to host (IP, e.g google.com): sudo tshark -i eth0 -H IP // not working sudo tshark -i eth0 -H "IP" // not working sudo tshark -i eth0 host IP // not working ...
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LAN to LAN communication not working while internet works fine. (Ubuntu 16.04 LTS)

I have 2 ethernet WLAN ports on my PC1 and 1 ethernet port PC2. I have a small piece of code that sends and receives packets through ethernet port from PC1 to PC2(LAN to LAN communication). ...
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16 views

Why would ethernet not work after setting up dual boot?

So I have been setting up Ubuntu 14.04 on a separate ssd in my desktop for some machine learning development. I had been manually disconnecting my Win10 side or my Linux side whenever I was booting ...
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16 views

Problem related to ethernet port

I can connect to internet only via WiFi and USB dongle. My LAN port doesn't seem to be working. When I connect my ethernet wire the lights of the port blink. And system detects it. But is never able ...
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27 views

Share Wifi over Ethernet with PS3

Currently I share the Wifi on my laptop to my PS3 over ethernet due to PS3 weak wifi. In Windows 8.1 all is running smooth. I open the Yotube app on my PS3 and I get full HD. I tried to do the same ...
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49 views

MacBookPro11,3 Thunderbolt Ethernet issue with Ubuntu 16.04

Good Day All, I have been having issues getting Thunderbolt ethernet to work in Ubuntu 16.04 on my MacBookPro11,3. If anyone has any experience with this issue, I would appreciate the help! Regards, ...
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routing confusing… server -> PC (wifi -> ethernet) -> laptop (ethernet)

As mentioned. Server ip 10.1.1.1 <-> wifi router 10.1.1.5 <-> PC wlan0 10.1.1.10 & PC eth0 static 10.1.1.6 <-> laptop eth0 static ip 10.1.1.20 Now I cant ping the laptop from server ...
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Raspberry Pi 2 Ubuntu server ethernet not working

I have installed ubuntu snappy on my raspberry pi 2, and everything works fine. It is connected to myb router using an ethernet cable. The ethernet lights are turned on, but my router does not show my ...
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16 views

VMware Mac OS X 10.11 on Ubuntu Shared Connection Problem

I've just installed Mac OS X El Capitan 10.11 on my Ubuntu host pc and I cannot connect to the Internet, when I go to settings in Mac OS it just displays no ethernet connection is found. How can I ...
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63 views

Ethernet doesn't connect in Ubuntu 16.04

I have tried editing /etc/network/interfaces and adding allow-hotplug eth0 iface eth0 inet loopback and auto eth0 iface eth0 inet loopback and auto enp1s0 iface enp1s0 inet loopback and ...
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48 views

Ubuntu 16.04 not seeing Ethernet card

I have a PC with Ubuntu 16.04. I have been using it for 2 months and everything was good. I connected manually to Internet using sudo pppoeconf and then system had been doing it automatically ...
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73 views

Ethernet and WiFi not working on Ubuntu 16.04 [duplicate]

I recently upgraded from 14.04 to 16.04. Ethernet and Wifi are not working. I tried plugging in the ethernet cable but it did not work, Dialogue box appeared saying "Ethernet disconnected". I ...
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24 views

Usb-Eth converter problem - Ubuntu 14.04

I'm using a usb-eth converter manufactured by Digitus. Link; http://www.digitus.info/en/products/network/fast-ethernet-network/network-interface-cards/fast-ethernet-usb-20-adapter-dn-10050/ Device is ...
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12 views

How do I install a driver for my wired Ethernet port

I downloaded the Ubuntu 15.04 iso and created a CD. Running Ubuntu from the CD I had a wired Ethernet connection. I installed Ubuntu on a Dell Latitude 131L. Neither my wired Ethernet port nor my ...
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32 views

How to set up dual NICs?

so I have just got a new motherboard for my Ubuntu 12.04 server and it has dual Gigabit Intel NICs. I use the server as an SMB file server and a Plex Media Server. Currently, I have 1 NIC connected ...
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86 views

NetworkManager/networking process disabling eth0 after user login

I am running a 14.4LTS desktop. When the system boots, the network is configured based on the /etc/network/interfaces settings. I can ping or login to the box remotely via ssh. When the local user ...
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69 views

Ubuntu 14.04 Ethernet and Wifi not working (unclaimed network)

I'm having a problem that seems to be a common issue for new Ubuntu installations (as in http://ubuntuforums.org/showthread.php?t=2260232), but none of the posted solutions work for me. I replaced ...
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13 views

Ethernet drops when connected with multiple networks

I'm trying to connect with two different networks one through my wireless card and with ethernet card but when I insert the wired connection my wireless connection drops even though I still have the ...
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38 views

Multiple IP addresses with bonded interfaces

I have a server with two ethernet ports and I have bonded them together with the following config in /etc/network/interfaces: # The loopback network interface auto lo iface lo inet loopback # The ...
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15 views

Ubuntu-Mate 15.10 Loosing Mac/ETH assignment on restart/reboot

I have not had much experience with Linux so I hope you guys can help me out. I had a working version of Ubuntu-Mate 15.10 running on an Odroid Xu4. I cloned this image and tried it on a different O-...
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24 views

Share Wired Ethernet Internet Connection via Wifi Adapter to Connect from Android

I am using ubuntu 14.04 with kde plasma and i want to share my wired ethernet internet connection via my realtek RTL8188eu Wifi adapter so i can connect and browse internet from my android Samsung ...
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21 views

Masquerade over USB Ethernet Problem

I am trying to create a hotspot with a captive portal for my company. First thing I needed to do was share my internet access. So, what I am trying to do is, have internet cable plugged into eth0, ...
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35 views

Seamlessly switch between ethernet and wifi

At home, depending on room, signal pertubation (many Wifi networks around), and phase of the moon I connect to the modem/router with Ethernet or Wifi. In practice this means either Wifi alone, or Wifi+...
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28 views

Ubuntu 14.04 LTS Ethernet stopped working suddenly

I am using Ubuntu 14.04 LTS. One day suddenly my ethernet wired connection stopped working suddenly. I am using Type 2 modem. Wi-fi is working fine. But no ethernet wired connection. I have tried to ...
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37 views

Internet Drivers unrecognised for both Wireless and Ethernet connection

Recently a driver error appeared on my laptop (toshiba satellite c660-28t...originally windows) and now i cannot access the internet via wireless or Ethernet. I've tried both and it doesn't recognize ...
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207 views

Ubuntu 16.04 - only connecting to ethernet, no wifi option

The issue I recently installed Ubuntu 16.04 on a windows machine. Everything seems to be working fine, except for the fact that wifi doesn't seem to be an option for connections I still have ...
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86 views

Broadcom driver bcm43412 not showing

I deleted windows and installed Ubuntu. It worked perfectly well. For foolish reasons,I deleted Ubuntu and installed it again. But after that WiFi didn't connect and Ethernet cable did't connect. When ...
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47 views

How to disable WiFi in ubuntu?

I want my machine to work only on Ethernet. I mean I want to remove the WiFi access in my Ubuntu.
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60 views

ethernet not detecting

Ethernet is not detected in ubuntu14.04. It is detected only after running "sudo ethtool -s eth0 autoneg off speed 100" and after that it works without any problem. It has to be done after every boot. ...
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75 views

NetworkManager doesn't store password for 802.1x

If I create a new ethernet connection, fill in correctly 802.1x security options with correct password and save, it will immediately prompt for password. If I write in correct password once again, it ...
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Broadband (wired) stopped working after a reboot - Ubuntu 16.04 LTS x64

Switched to Unbuntu 16.04 LTS from WinXP a month back. Internet(wired broadband connection) was working flawlessly for few weeks. I'm guessing some automatic updates or something I fiddled with ...
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38 views

Problem wired connection ubuntu LTS 14.04

I have a problem with my network wired connection, my general problem is when I plug the ethernet cable it doesn't work. But the problem is the following, if my computer is on and later I plug in ...
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1answer
55 views

15.10 - Cannot connect to wireless networks at home, but can at remote locations?

Ever since I plugged in an ethernet cable into my laptop at home I cannot connect to the wireless network anymore. It doesn't list any of them. Before it was working fine. The weird part is, whenever ...
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142 views

Intel NUC running Ubuntu 16.04 booting hangs for five minutes if LAN cable unplugged

I've an Intel NUC NUC6i5SYH (i5 6th generation) running Ubuntu 16.04. If I have a LAN cable plugged in, the system boots quickly and the LAN networking works as expected. I can get the wireless to ...
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79 views

Need to probe r8169 after booting

I am running 16.04 LTS x64. Since kernel 4.4.0, I must always issue the command sudo modprobe r8169 after I boot, otherwise my ethernet connection does not work. If I check under network connections, ...
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62 views

ethernet connection not working in ubuntu 14.04

I changed my OS yesterday (scientific Linux->Ubuntu) I removed scientific linux completely There was no problem in connecting to internet before but as soon as I switched into Ubuntu, ethernet ...
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90 views

Ethernet not showing 16.04

A friend asked me to fix this old dell e1505 laptop. I grabbed a 32 bit version of 16.04 to throw on there. On the live USB run it detected wireless and wired just fine. Now after installing it doesn'...
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31 views

Ubuntu 12.04 ethernet settings not working

I have tampered with my ethernet settings and created a new ethernet connection now I can't access internet on that, which was previously working. But wireless is working fine. Here are the results of:...
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121 views

setting up ethernet port for DHCP in Ubuntu 16.04

I have just installed Ubuntu server 16.04 and as per new scheme the default ethernet port is longer named eth0 but is named as enp02s. But this port only gets configured with a private ip address such ...
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45 views

Ubuntu 14.04 Ethernet Connectivity Issue on startup

I have Ubuntu 14.04 installed on my system. My problem is when I start the system after previously shutting it down properly, my system cannot connect to the network via Ethernet connection. Even ...
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132 views

Unable to connect to internet. Ethernet works in windows but not in Ubuntu and Xubuntu

I am new to linux in general. I have tried everything I could find in google but nothing helped so far. Internet works perfectly in windows 7 and windows 10. I can't even connect to 192.168.1.1 in ...
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84 views

Unable to establish a network connection during installation. Ubuntu 16.04 mini

I'm trying to install Ubuntu 16.04 using the mini.iso but I'm having issues connecting to my network. I get to the point where it asks to configure the network and it asks me to select an interface. ...
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25 views

Ethernet dose not connect automatically

I'm beginner in Linux and I install Ubuntu 14.04 LTS. I need to connect VPN automatically, so I choose the "Automatically connect to VPN when using this connection" tab in network connection but after ...
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94 views

Ethernet shows disconnected yet cable plugged in

I have a Latitude E7240. Network cable is plugged in but Ethernet Network disconnected. Have tried all kinds of things with blacklisting, driver search, work off the install USB but to no avail. Here ...
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65 views

14.04 Wifi and ethernet disappeared on reboot, havent returned

My internet was lagging so I rebooted my modem and PC. When it got back, no WiFi or Ethernet. Was using Intel 7260 BT wireless chip for past 2 years, never an issue. Checked cable, router, swapped ...
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72 views

Ethernet does not work with a specific cable (Ubuntu 15.10)

I have to use a static IP configuration. I just got a new ethernet cable, and it worked fine for a while. Then it stopped detecting the ethernet connnection. I mean, it would tell me that I'm ...