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

learn more… | top users | synonyms

0
votes
1answer
43 views

Ethernet Connection Not Work (Xubuntu 15.04)

I've been looking around and trying the answers in other places, but none of them have worked so far. I have an ethernet connection on an old laptop. I'm using Xubuntu 15.04. This ethernet connection ...
0
votes
0answers
87 views

Wireless, Ethernet and Bluethooth not working with lenovo G5080 under Ubuntu 12.04.5/14.04 64bit

I have Lenovo G50-80 laptop and installed Ubuntu 12.04.05 or 14.04 for 64 bit. But I can't establish a wireless connection or a ethernet connection. $ lspci -nnk | grep -iA2 net 02:00.0 Ethernet ...
0
votes
0answers
15 views

Ubuntu14.04.02 x64 wired-connection keeps disconnecting

The wired-connection keeps disconnecting but the wireless doesn't have any problem. I tried reboot create new connection apt-get update/upgrade But the problem hasn't been solved at all. Now I ...
1
vote
1answer
25 views

Eth0 lost when ethernet is using crossed cable

I am using Ubuntu 12.04 and I made changes on Interfaces file to change the IP of my touch computer. After reboot everything works well if I am connected with normal Ethernet cable to a Hub or router, ...
0
votes
0answers
5 views

Ubuntu 14.04.2 32 bit desktop version Ethernet is not working

installed Ubuntu 14.04.2 32 bit desktop version Ethernet is not working using first time Ubuntu no wifi hardware in desktop system
0
votes
2answers
43 views

DSL problem in ubuntu 15.04

Network is not connecting, I get the error message (1) Creating object for path '/org/freedesktop/NetworkManager/ActivationConnection/4' failed in libnm-glib.
0
votes
1answer
18 views

every time Software Updater installs something new,ethernet adapter goes wrong

After Software Updater installed something,my network didn't work.it seemed that ethernet adapter driver was updated and the new driver didn't work on my computer.so i have to install the old one ...
0
votes
0answers
10 views

Wired connection and Driver install was automatic on Live USB, after install it won't even recognize cable is plugged in

When I first tried the Live 12.04 it automatically found the drivers necessary for my wireless to connect , and when I plugged my ethernet cable in it immediately read it and connected to my ...
0
votes
0answers
17 views

Why does my eth0 interface always shows the same inet addr in different LAN

Problem in my Ubuntu 14.04 is eth0 interface always shows the same inet address regardless of network in which I am and the name of the interface has also changed from eth0 to eth1 due to some unknown ...
0
votes
0answers
16 views

You are offline now, erthernet problem!

I restated the service nework manager etc but with no succes.Leds are working fine on adaptor. dimitris@dimitris-G31M-ES2L:~$ sudo service network-manager restart network-manager stop/waiting ...
0
votes
0answers
18 views

Unable to find ethernet network

There is no option to connect to an ethernet network . When I open System Settings > Network > Wired and click options it responds Error editing connection Unable to find a connection with UUID ...
0
votes
2answers
27 views

New Internet Connection in Ubuntu 14.04

My ISP provided me the Ethernet Cable only and no router and configured the new network connection in Windows using username, password and service name (using dialup). How to setup this connection in ...
0
votes
0answers
14 views

Manually Shift from a Wireless Connection to Wired Connection on a Desktop Computer

I have a desktop computer using Ubuntu 14.04 where the wired network card appears to be getting flaky. Occasionally, even-though there is no wireless Ethernet card in the desktop computer, the ...
1
vote
0answers
55 views

Can't get ethernet connection to work with 'Intel Corporation 82579LM Gigabit Network Connection (rev 04)' on Ubuntu 15.04

I am trying to get ethernet connection to work on a hp compaq 8200 elite sff computer, but with no success so far. When i plug in an ethernet cable, the network icon starts the searching animation, ...
-1
votes
0answers
32 views

add additional ip in ubuntu 14.04

vi /etc/sysconfig/network-scripts/ifcfg-eth1 DEVICE="eth1" HWADDR="FA:16:XX:XX:XX:XX" BOOTPROTO="static" NM_CONTROLLED="no" ONBOOT="yes" TYPE="Ethernet" IPADDR="157.0.0.101" ...
0
votes
0answers
13 views

Open NAT with ICS

I've been trying for days to achieve an open NAT with ICS ubuntu 14, It is open when I use windows 8 to bridge but I wish to move over to ubuntu but this is stopping me connecting to friends online ...
0
votes
0answers
15 views

Ubuntu 14.04.2 LTS Ethernet connection doesn't work until reboot

Everytime I start from computer off, it shows that my Ethernet connection is working, however, it doesn't work until a reboot. After that, it works well. Does anyone have an answer for this problem?
0
votes
1answer
27 views

How can I route between different network using multiple ethernet card?

I have two ethernet card in the PC, eth0 is connected to the local network(192.168.0.0/24), and the other is connected to the internet. I can reach all the devices which are connected to this ...
1
vote
0answers
43 views

Ubuntu does not detect onboard Ethernet

I have just replaced my old broken motherboard with a new one. I did not format my HD because Ubuntu 15.04 just started as I hoped. The first time I booted my OS, internet was going great so Ethernet ...
-1
votes
1answer
22 views

Dual OS, Xubuntu works, Windows 7 no internet, and black screen

I'm having a similar problem. I bought my Lenovo ThinkPad L450 without any OS installed. I first installed just Xubuntu without any trouble, all was working well including no trouble connecting to ...
0
votes
2answers
37 views

usb ethernet cable

Does anyone know how to connect a ubuntu laptop to the internet via USB and ethernet? I tried to connect my Sony vaio laptop to the internet via an ordinary USB-ethernet-cable but it turns out I (and ...
0
votes
0answers
49 views

Internet (cable) not working on Ubuntu 14.04

I have quiet strange problem. Ethernet should be work but it does not. I do not know why. If someone could help me that would be great. The network card is detected: sudo lshw -C network lspci ...
0
votes
1answer
39 views

Can't Connect to Internet After Upgrading from 12.04 to 14.04

I recently upgraded from 12.04 to 14.04, and unfortunately afterwards I couldn't connect to the internet, either via ethernet or wifi. It could detect the cable and wifi networks, but it just couldn't ...
2
votes
1answer
35 views

Problem with Ethernet connection on PC, integrated network card (Ubuntu 14.04)

In the network manager : unplugged cable (but cable allright), I dissconect and connect - dont solve the problem. If lspci -nnk | grep -iA2 net - I have this: Ethernet controller [0200]: Realtek ...
0
votes
2answers
60 views

Connect Windows 8.1 to Ubuntu 14.04 using crossover cable

I have a Windows 8.1 and Ubuntu14.04 LTS Computers. I want to connect them to each other using Crossover cable so that I could Transfer files from Ubuntu to windows and back. Can anyone tell me how to ...
0
votes
0answers
22 views

Ubuntu 14.04 Two Ethernet Connection Not Working Together

I am having issue of connecting two Ethernet connection at once on Ubuntu 14.04. It allows only one connection at a time. Even if I just only connect cable and not add any Ethernet settings to the ...
0
votes
1answer
31 views

Ethernet port not working

I'm running 15.04. WiFi is working fine, ethernet not working at all. Have run sudo lshw -C network and this is my output: *-network UNCLAIMED description: Ethernet controller product: ...
-1
votes
0answers
22 views

ip packet forwarding in Debian

I have physical network setup with machine A<---->B<----->C..IP and ethernet configurations are summarized as following: A(eth0: 10.10.10.2)<--->(eth0: 10.10.10.3)B(eth1: ...
0
votes
1answer
54 views

Ethernet Network is disabled in 14.04LTS

When I first used Ubuntu 14.04LTS, I could use the ethernet network option in the network menubar to connect with lan, use the ftp server or browse another pc to share anything. I just need to connect ...
2
votes
1answer
42 views

Ethernet Network card BCM4401-B0 no longer recognised?

I updated Ubuntu to 14.04 LTS and I can no longer see my network - No network devices available shows in the network drop down menu. Networking is enabled and if I choose to boot my Dell Inspiron 1300 ...
0
votes
0answers
14 views

How to connect Dual NICs in same system to each other

OK here is what I want to do, it may seem odd but its part of a piece of test equipment and I'm trying to validate that both Ethernet connections work on the same system. I have a system (many ...
0
votes
0answers
49 views

ifdown: interface eth1.10 not configured Ignoring unknown interface eth1.10=eth1.10

Trying to add a vlan pool: This is the entry that I had made in the /etc/network/interfaces file: iface eth1.10 inet static address 172.85.85.1 netmask 255.255.255.0 ...
0
votes
1answer
31 views

Ethernet not being detected in ubuntu14.04

I have DELL inspiron 15R laptop with dual boot windows8.1 and ubuntu14.04 LTS . My ethernet is workinh properly in Win8.1 but when i connect it in Ubuntu, it shows auto-ethernet and nothing happens ...
2
votes
0answers
281 views

Network & WiFi problem not working on lenovo G50-70

This is my first use of Ubuntu. I installed ubuntu 14.4 but the WiFi is not working. I don't understand how to activate them. What should I do? lspci -knn | grep Net -A2 && rfkill list: ...
0
votes
0answers
33 views

Random USB ports turned off and ethernet not working

Bear with me, there's a lot to get through. I built a computer with the intention of writing android software as a project. Initially I installed Ubuntu and I couldn't, for the life of me, get the ...
0
votes
0answers
30 views

15.04 WiFi&Wired fail w v2.19 kernels; work on 15.04 w v.2.16 kernel from 14.10. Toshiba NB15t-A

Neither WiFi nor Wired will connect on 15.04 w v2.19 kernels (or v. 3 from kernel.org) but work with 14.10's v.2.16 kernels on Toshiba Satellite NB15t-A. Title says it all. Neither will connect, ...
0
votes
0answers
39 views

Sharing wired internet connection via router

I'm trying to set up a desktop which is running Ubuntu 14.04 to share existing ethernet connection to a router. The existing ethernet connection is an onboard connection and the output ethernet will ...
0
votes
1answer
62 views

Remove network interface permanently

I'm trying to remove a network interface permanently. For some reason, ifconfig lists eth0 and eth1, although the latter RX/TX metrics remain at zero. I suspect that extra eth1 entry might be causing ...
1
vote
2answers
62 views

How does the system admin gets the ethernet address of computers in the network?

I am very new to system administration. Have a doubt, how does the system admin gets the Ethernet address information of the computers in the network. Actually my doubt is how does he determine the ...
1
vote
0answers
36 views

ethernet shows connection but cant connect to internet [closed]

My system: ubuntu 14.04 LTS dual boot with WIN 8 motherboard: msi z97s I followed these instructions: How to setup a wired network in the IPv4 network settings? ...
3
votes
2answers
116 views

Network manager applet doesn't show wired network connection

I have the latest installs of network-manager and network-manager-gnome. I installed Ubuntu Server LTS 14.04, then installed Cinnamon on top of that. I have LAN network connection (can browse, etc.). ...
0
votes
0answers
29 views

Ethernet is getting slow after few seconds in Ubuntu 14.04

I am using Ubuntu 14.04. The Ethernet net is keep getting slow after few second of plug the wire. I could not browse anything. When I replug the wire it starts and after few seconds again slow down. ...
0
votes
1answer
34 views

ifconfig sets wrong broadcast until ran again

This issue is very confusing for me. ifconfig sets a different broadcast address then specified, until I run the same command again. I'm trying to change the eth0 interface: inet addr:172.23.5.1 ...
1
vote
3answers
373 views

15.04 vivid vervet intermittent selective network outages

I recently upgraded from 14.10 to 15.04 and immediately after the upgrade was finished, I began having network problems. At first I thought the errors were related to my squid3 cache, but I have ruled ...
0
votes
1answer
42 views

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 ...
1
vote
1answer
83 views

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 ...
0
votes
0answers
43 views

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 ...
1
vote
2answers
186 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, ...
1
vote
2answers
283 views

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 ...
0
votes
0answers
46 views

Internet works only after Rebooting or Reconnecting

I recently installed Ubuntu 14.04 on my Dell Inspiron laptop. Initially, the Wi-Fi didn't work. But it started working after I did some update using the Ethernet. But I noticed some problems after ...