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Questions tagged [ethernet]

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

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USB 2.0 Extender not showing on /dev/ttyUSB0

I have an anemometer which outputs a RS232 signal with a frequency of 10 Hz. I have a RS232-USB converter so I can read the data from the serial port with cutecom, minicom etc. But I want to put the ...
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Connect Ubuntu Server 16.04 to Windows 10 using Ethernet cable

EDIT: ipconfig on Windows: Ethernet adapter Ethernet: Connection-specific DNS Suffix . : Link-local IPv6 Address . . . . . : fe80::49d7:ec19:199f:b968%13 Autoconfiguration IPv4 Address. . ...
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Ubuntu (alternate) server 18.04: no network interfaces

I installed Ubuntu 18.04 using the alternate server installer. During the installation no network interfaces were detected. I could not figure out how to setup networking (neither ethernet nor wifi). ...
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Ethernet - Windows works, but not on Ubuntu 18.04

On my Ubuntu 18.04 laptop the ethernet doesn't work at my home network (also wifi, hotspot, and usb tethering also don't work). But my Windows laptop works at my home network. Also the Ethernet works ...
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No internet access in Ubuntu, No ethernet Port, No wifi capability! Help!

Okay so here is the rundown. I have a lenovo 330s laptop. I have put Ubuntu 18.04 onto a USB device, and I am running it in compatibility mode (if I don't I have to click e to edit and type in noapic ...
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Ubuntu(16.04.5) new install cannot ping default gateway/other systems in network

This is my first post and please forgive if i am asking something very trivial. I tried several things that I read on the forum but couldn't figure out a solution that works for me. I installed ...
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448 views

WiFi works on Ubuntu, but not wired connection

I installed Ubuntu (server) onto a computer and during the setup I connected it to my wifi and it works fine. However I am trying to move it to a wired connection and it doesn't seem to recognize the ...
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Ubuntu 18.04 Ethernet device not found (WiFi working fine)

I am using a brand new Dell XPS 13 9370 (developer edition with Ubuntu 18.04) with Dell dock WD15 (which has a RealTek Gigabit ethernet adapter). The wired connection was working on the first day or ...
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54 views

Bonded interface down after boot

I've just completed a fresh install of Ubuntu Server 18.04 on dedicated hardware. After login, the bonded network interface is not assigned an IP from DHCP. If I run sudo dhclient the bonded interface ...
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Wired Connection not workin in XUBUNTU 18.04LTS

HI I have download XUbuntu 18.04 LTS and a I am new to it. I want to connect my laptop with wired connections (Ethernet), but its only connect to WiFi. Is there anyway to connect. First i read some ...
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Ethernet connection getting disconnected frequently [duplicate]

My Ethernet connection is getting disconnected frequently. Earlier my system had the default r8169 driver for Ethernet which was updated recently to r8168. I have dual booted my system with Windows ...
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Issue with Ethernet dropping Connection Irregularly Ubuntu-Budgie

I have been running into intermittent ethernet connection issues using a custom build, Ubuntu-Budgie 64, system. I have gone through so many of the other conversations about applying fixes via ...
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Weird netmask on the ethernet interface after configuring DHCP server

I wanted to enable DHCP server on Ubuntu 18.04.1 LTS so I have installed isc-dhcp-server. In /etc/default/isc-dhcp-server I have added an entry fot the interface: INTERFACES="enp3s0". Then in /etc/...
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Mosquitto responds on Ubuntu on HP Microserver, not on PCDuino

I have a HP Microserver running Ubuntu LTS 18.04, and I use it as a MQTT broker. I port forward port 1883 from my internet router to 172.16.97.2 - the address of my Microserver. I want to run it on a ...
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Ubuntu 16.04 - Inconsistent Ethernet Adapter Activity

I'm experiencing odd network interface behavior in a clean install of Ubuntu 16.04. I never experience any connectivity problems on the Ubuntu box itself. I am always able to reach out to the other ...
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142 views

Internet connection drops down gradually in LAN connection in Ubuntu 18.10

After connecting LAN cable 2-3 minutes later I see a question mark in my LAN icon on the top right corner and then I am unable to browse anything. Videos on YouTube are also starting to buffer. But ...
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Ubuntu 18.04.1 does not boot without ethernet cable

This is my /etc/network/interfaces: # ifupdown has been replaced by netplan(5) on this system. See # /etc/netplan for current configuration. # To re-enable ifupdown on this system, you can run: # ...
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Wired network fails with DHCP, appears to work but does not with static IP

I have problems connecting with Ethernet to my network, with Ubuntu 18.04 (but also with Linux Mint 19) on my Desktop PC. With DHCP connection, the operating system tries to connect but fails ...
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wireshark monitor mode ethernet card Ubuntu

I read somewhere that is best to disable all protocols on the capture card to avoid the card itself sending and receiving any traffic, in Windows you can just uncheck all protocols on the card ...
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Cannot connect to network after configuration changes (14.04 - RTL8111/8168/8411 ethernet controller)

I am having trouble connecting to a wired network. This happened after some unintentional configuration changes. It's possible I may have accidentally uninstalled my networking driver. This computer ...
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38 views

Can I automatically turn on my hotspot when ethernet is plugged in?

My router is quite a distance from my work space, but I have an ethernet cable running that distance. When I plug it into my laptop, is there a way to automatically turn on the laptop's hotspot so ...
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ethernet doesn't get recognized?

Ubuntu says I have no internet connection, but I have a working ethernet cable plugged in. I am using this mainboard: http://www.asrock.com/mb/AMD/980DE3U3S3/index.de.asp Does anybody know how I ...
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76 views

Share WiFi connection over ethernet on Ubuntu 18.04 via CLI

I have a laptop running Ubuntu Server 18.04 with a wireless connection to my network. I want to then run an ethernet cable from this laptop to a desktop running Windows 10 such that the desktop ...
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Network Switching

Is there a way to switch between Wireless and Wired connections without switching either of the connections off when both are connected? I am using 18.04.
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Bridge the Ethernet connection to another machine from an Internet connection on laptop

I have a problem about to bridge the Ethernet connection of laptop running on Ubuntu 16.04 to another Ubuntu 18.04 machine as follows and appreciate for whatever comments. Laptop with static IP 192....
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Wireless connected but internet not working with eth0 communicating with device and wlan0 as wireless connection

I am trying to set up my Ubuntu 16.04 machine to communicate with a lidar scanner (Hokuyo) through my ethernet port (eth0) and have my wifi connect to the internet over wlan0. The lidar communication ...
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75 views

how to change the displayed name of Wired ethernet in nm-applet [closed]

I just want to change the name shown in this picture (the name in the applet shown by red color) : click to see image NOT the name (vmnet1) that is shown in the ifconfig or IP link: vmnet1: flags=...
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143 views

Ethernet isn't working on Ubuntu server 18.04 LTS

I'm setting up a server with Ubuntu Server. I'm using a seperate machine to set this up as the server I have doesn't have any display out. I've put the hard drive in another computer and are working ...
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796 views

ubuntu 18.04.1 copper ethernet is now wlp2s0 - no wifi interface available - eno1 just sits there

Dell Latitude E6430 - ive not fooled around with things so this is an update thats got this confused. I now have copper wired ethernet connectivity, somehow via my wlp2s0 interface instead of the ...
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Ethernet not detected in Linux Ubuntu 16.04

I have an issue that my Ethernet is not detected in Ubuntu 16.04. Here is the result of lspci -nn command: 00:00.0 Host bridge [0600]: Intel Corporation 4th Gen Core Processor DRAM Controller [8086:...
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Dell XPS15 Ubuntu 18.04 ethernet not connecting

I have recently installed Ubuntu 18 on my dell xps 15, to my surprise wifi is working perfectly but I cannot get wired ethernet to connect. The output of lshw is: sudo lshw -C network *-network ...
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Ubuntu 16.04, ethernet connection only present one time after inserting the graphic card

I have an issue concerning Linux (Ubuntu 16.04) and the internet connection. In general, it is impossible to connect the PC to the internet. I tried to use lspci, ifconfig or lshw -C network and ...
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Ethernet interface has strange 'label', what does this indicate, and how did it get that name? [duplicate]

I have been wondering for a while a while now, ever since I have had this computer (used bought second hand at a boutique), ifconfig reveals ethernet is named "enxb49cdff2ec62", why is this, this ...
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Wired Ethernet Connection doesn't work in Ubuntu 18.10 while wifi connection works properly

I am currently using ubuntu 18.10 but the same problem was there in ubuntu 18.04. Wifi connection works properly on my system but wired connection sometimes works and sometimes . I have to do either ...
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62 views

Unmanaged devices Ubuntu 18.04 with installed openbox

I have installed on ubuntu 18.04 server edition manually the xorg, nm-applet and openbox wm and over the ~/.config/openbox/autostart I have the following settings: dbus-launch nm-applet& lxpanel &...
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Recently did some unusual dist upgrade and now my networking doesn't work

So I did check that my devices are registered both ethernet and wifi usb adapter lpci/lsusb they show up when I check ifup or ifconfig I get no devices, ping fails I am currently using i3-wm I tried ...
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Ethernet connection not showing on system tray

I am using Ubuntu 18.04, recently I added another ethernet connection profile from "wired" settings. However, I realized that now when the Wired connection is established it is not shown in the system ...
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1answer
340 views

Ubuntu 18.04 ethernet not configuring automatically

I have a laptop with Ubuntu 18.04 Desktop installed. The system is eager to configure and operate WiFi, but I need a wired connection because my adapter is slow compared to the 1000BASE-T Ethernet. ...
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New wired connection profile just appeared

System : Ubuntu 18.04.1 I usually connect through the 'Wired connection 2' which was my only connection profile on the network manager. Today, when I logged in my computer, a new profile was there '...
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Ubuntu cannot be resumed by WOL after first BOOT (from 4.15->4.19rc)

Dears, I've annoying bug with my ubuntu ( tested kernel 4.15.x -> 4.19rc) Test Case1 : First coldBoot systemctl suspend Try to resume by WOL ( not working ) resume by keyboard systemctl ...
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2answers
305 views

Ubuntu 18.04 - No Wifi networks found

I have Ubuntu 18.04 Dual booting with Windows 10 on my HP-EliteBook-745-G2, and for some reason, I cannot seem to find WiFi networks through my WiFi adapter, but Ethernet works (however, Ethernet ...
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Have Network Manager 1.10.6 reuse existing USB network connection (new network connections get created for renamed ones)?

I have a Bela.io (BeagleBone) device, which when attached to the PC (here Ubuntu 18.04 laptop) via USB, appears in Ubuntu as a Wired network connection (it also adds a removable drive, but that's ...
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27 views

Confusion regarding network speed distribution

I don't know what I am writing but I will try my best to explain my query. I use two ways to connect to internet currently, one through Wi-Fi through my mobile network and other using my LAN ...
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18 views

Ethernet hangs after reboot

I'm experiencing a strange issue on my Asus K550V laptop running 18.04. After rebooting the system, the ethernet adapter cannot connect. After power down/power on, everything is fine. Wifi functions ...
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Ethernet no longer working ubuntu 16.04 LTS

My ethernet connection has stopped working out of the blue. It does sometimes work quickly for a few pages but then takes ages to load the next page. The internet connection is a very fast ...
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CURL error 28 on Ubuntu Server using mgp25/Instagram-API

I'm using mgp25/Instagram-API code in my project, and I keep getting the following error: <b>Fatal error</b>: Uncaught InstagramAPI\Exception\NetworkException: Network: CURL error 28: ...
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how do i access phone/4g dongle plugged in a router using wammu or alternative?

My configuration is an ubuntu pc connected to internet through a mobile phone or usb modem plugged in an ethernet router (openwrt - upnp is activated and i can ssh the router). What i'm looking to do ...
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How to fix/setup DSL wired connection in Ubuntu 18.04?

I'm using Ubuntu 18.04, was using a wired connection without problem (this connection does not require username/password), but yesterday I tried to setup a wired connection with another ISP and couldn'...
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USB 3.0 ethernet adapter not working — Ubuntu 18.04

I recently bought a new ethernet adapter for my laptop, but it always fails to connect to the internet. I have not touched my network settings (everything is set to automatic), I know the USB port ...
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Login screen not working when Ethernet cable connected

I recently update my OS to Ubuntu 18.04. after this update, i restarted my computer. It boots well. Displayed login screen but hanged. I couldn't not login. I removed my Ethernet cable and restarted ...