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

learn more… | top users | synonyms

0
votes
1answer
9 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 ...
0
votes
1answer
20 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 ...
0
votes
0answers
13 views

Ubuntu 14.04 router, Windows computer connects on boot, if ethernet is unplugged and replugged DNS error

When I boot up the Ubuntu server the windows computer that is connected to the ETH1 via ethernet cable is assigned an IP and connect to the internet. If I unplug the ethernet cable and then plug it ...
0
votes
0answers
18 views

Cannot connect to the internet after installation

During installation of 14.04 I had a wired connection that worked. After installing and restarting computer, no internet connection at all. I had used wired connection during install because the ...
0
votes
0answers
22 views

Internet and Trackpad don't work anymore (Ubuntu 14.04)

So, I just got a new laptop, and because of that I set aside my Ubuntu laptop for a few days. The last time I used it was Tuesday and it worked 100% perfectly. Flash forward to today, I just started ...
2
votes
0answers
22 views

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 ...
0
votes
1answer
12 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. ...
0
votes
0answers
35 views

Ubuntu 14.04 + FritzBox 6360cable Connection Issues

at the moment I cannot get any further with guides or forums so I thought and try you guys. My Situation is as follows: My Network is based on a FritzBox 6360cable Router with multiple machines via ...
2
votes
1answer
64 views

Network eth0 DHCP and static ip 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 ...
0
votes
0answers
22 views

Usb to Ethernet Adaptor

I have a Gigaware USB to Ethernet dongle, ubuntu 14.10, and a lenovo miix 2 11.6 slate. I would be happy if it showed up in ifconfig as an eth0 device but plugging it in does nothing. lsusb -d ...
1
vote
0answers
38 views

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 ] ...
0
votes
1answer
47 views

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 ...
0
votes
0answers
78 views

Can't get an ethernet connection with Ubuntu 14.10 and RTL8111/8168/8411

I have spent 3 days working on this problem and have hit a brick wall. Basically I inherited this desktop from a friend and he had Windows Vista running perfectly fine. I have since then installed ...
0
votes
0answers
62 views

Wired or wireless internet connection failure - Ubuntu 14.04

I have a D-Link router and modem connected to my PC running Ubuntu 14.04. I am unable to get both wired and wireless connection out of this setup. All was fine till day before yesterday, when all of a ...
0
votes
1answer
39 views

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 ...
1
vote
0answers
61 views

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 ...
0
votes
0answers
19 views

14.04 server not connecting to install

I'm trying to install server 14.04 and am trying to get to the mirrors but none is working. (I can get it running online). I am also having a hard time understanding the other mirrors if someone can ...
-1
votes
1answer
35 views

ubuntu 14.04 wont connect to ethernet - trying manual question

I'm very new to linux - I'm on my chromebook now trying to look up answers. So I can't connect my linux run pc to my Ethernet (I know it's working as my chromebook can connect to it) so I'm now ...
0
votes
1answer
60 views

Ubuntu Server 14.04.1 LTS keeps breaking entire ethernet LAN

ifconfig syslog at time of failure Basically what happens is: 1) I reboot the machine (either with hard shut down or by hitting the reset button) 2) Everything is fine 3) At some random time ...
0
votes
0answers
20 views

Cannot get eth0 to transmit packets

I have installed 14.10 on a new hard drive and PC dual boots windows 7. Ethernet is OK on Windows 7. On Ubuntu though DHCP fails and manually setting eth0 all the tests I have found by Google look OK ...
0
votes
0answers
22 views

test of usb on ethernet mode

I am trying to connect my DELL XPS 13 developer edition to a network with a USB to Ethernet adapter (this laptop doesn't have an Ethernet port). I am not able get any signal. I have tried using this ...
0
votes
1answer
13 views

Multiple networks with DHCP prioritizing one

I'm trying to setup a client machine connected to two networks, both going out to the internet. Both networks, eth0 and vlan (eth0.8) should use DHCP. I want to use all the domain-name-servers, ...
-1
votes
0answers
31 views

usb Modem ethernet problem on ubuntu 14.04 LTS

i am using MTS Mblaze Huawei EC315 on my ubuntu 14.04 sometimes it works fine as dongle (Ethernet network Huawei technology Huawei mobile) as wired connection but sometime it dont work how to fix ...
0
votes
0answers
37 views

Ethernet connection not working (1 Gbits/s - worked good before)

I have a quite annoying problem : since few days (around 2 months) my linux ethernet connection is not working (it worked good before, don't know why it's not working anymore). I have a dual boot ...
-1
votes
0answers
57 views

(fixed, it was a router problem) Gigabyte 990FXA-UD3 rev 4.0 Ethernet Problems

About a week ago I built a gaming computer for myself that would run linux on it (I use ubuntu 14.04 LTS) Here is my pc specs: Processor: AMD FX-8350 4.0 ghz Motherboard: Gigabyte 990FXA-UD3 rev 4.0 ...
0
votes
0answers
21 views

Ethernet detection problem after recent update

I have been experiencing this particular problem of non-detection of ethernet cable after installing updates via terminal a few days ago. Now either the system doesn't detects ethernet or detects it ...
0
votes
1answer
68 views

Bridge on Ubuntu 14.04

I found on the pagelink. instructions to setup a bridge between eth0 and wlan0. In particular, my system should connect to the SSID (ASUS_HOME) of my wifi modem router located at 192.168.1.1 and ...
0
votes
2answers
52 views

Ubuntu server can no longer get address from DHCP

A couple of years ago, I set up an Ubuntu server with RAID to act as a home file server. All was well until last week, when my other computers could no longer access the files. My problem is ...
0
votes
0answers
92 views

Ubuntu 14.04 Wired Network Connection does not work

Running Ubuntu 14.04 on my laptop I can connect to the internet wirelessly no problem but when I try to connect to the router via a lan cable I am unable to get a connection. It seems I am unable to ...
0
votes
1answer
74 views

use of eth0 and wlan0

I have a simple Arduino HTTP Server and I want to browse this server from my Ubuntu. If I assign to Arduino an IP 192.168.0.9 and I connect the Arduino HTTP Server to my router (to any of the 4 ...
0
votes
0answers
71 views

Ubuntu doesn't connect to ethernet, it works only on second connection

I have ubuntu 14.04 running on a lenovo w540 About a month ago suddenly I had no ethernet connection, At the begining it worked only if I type sudo dhclient -v eth0 I played a little bit, and re ...
1
vote
0answers
54 views

Network Bonding Ethernet and Wifi

I am trying to bond my Ethernet (eth0) and Wifi (wlan0) connection to increase aggregate bandwidth. (They are both on different networks with different bandwidth allocations.) So far I've attempted ...
0
votes
1answer
80 views

Is r8168 installer in ubuntu software center secure and working?

Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 06) that is what Ethernet Card I have. I have a question: I am using 14.10 and I have found issue with ...
0
votes
0answers
40 views

Can not connect to Ethernet on Ubuntu 14.04

I just recently got Ubuntu, after installation I can't seem to connect to the Internet via Ethernet. I need help.
0
votes
1answer
273 views

What is the meaning of p3p1, p2p1, p1p1 network device?

The devices that used typically to be called eth0 now seem to be p3p1, p2p1, p1p1. I presume the name means something, but have been unable to find out what. I think it is not related in any way to ...
0
votes
0answers
43 views

How can I get an Internet connection from another computer using Ethernet?

My wife and I use our laptops in the dining room. Our wireless router is in the computer room, which is far away. We connect using the our laptops. Unfortunately, my wireless adapter just broke. My ...
0
votes
0answers
111 views

I recently installed Ubuntu 14.10 on my Laptop and Ethernet wont work whatsoever

I ran some commands like lspci -nn and the output is as follows: 00:00.0 Host bridge [0600]: Intel Corporation 3rd Gen Core processor DRAM Controller [8086:0154] (rev 09) 00:01.0 PCI bridge [0604]: ...
0
votes
2answers
48 views

How is a device managed when not in /etc/network/interfaces on Servers?

On my Ubuntu Server, 14.04.1 LTS, I have not specified any devices in /etc/network/interfaces, yet they (multiple ethernets) work completely as intended with static IP. I have heard from multiple ...
0
votes
0answers
22 views

Ubuntu tries to access internet via iPhone rather than wi-fi

I've just installed a fresh copy of Ubuntu 14.04, and then entered my credentials onto the wifi to access the internet. Everything seemed fine. Then, I plugged in my iPhone via USB to charge it. Now, ...
0
votes
1answer
115 views

Ethernet (intermittent) +wifi (not working) in 14.04 on HP Elitebook 725

I have purchased an HP Elitebook 725 and installed Ubuntu to dual boot with Windows. Initially I installed 14.10 but, following discussion at http://ubuntuforums.org/showthread.php?t=2254816, I have ...
1
vote
1answer
79 views

How do I get eth0 IP address

When I type in this command line I got this.But it did not contain IP address.Actually I want to connect with Raspberry Pi with ssh connection.So do that I want to get IP address of eth0 .If there is ...
0
votes
0answers
38 views

Configure router through ethernet and simultaneously access the internet through wifi

As the title says i have a new router that i want to be able configure through Ethernet(will not be used to connect to the internet, just for local experimentation). I also have the WiFi adapter of ...
0
votes
2answers
173 views

Ethernet connection is not showing in my ubuntu 14.04

These are outputs of some useful commands:- May it helps... 1.-> ifconfig output--> lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 ...
0
votes
0answers
170 views

14.10 Cannot connect to internet through a wired connection. Try before install boot option selected

I'm currently attempting to install 14.1 on a new computer via USB. No Wireless. It's plugged into the ethernet port on a Gigabyte GA-990FXA-UD3 ATX mother board with an AMD FX-6350 3.9 GHz 6 core ...
0
votes
1answer
178 views

14.10 Cannot connect to internet through a wired connection. Still trying before install

I'm currently attempting to install 14.1 on a new computer via USB. No Wireless. It's plugged into the ethernet port on a Gigabyte GA-990FXA-UD3 ATX mother board with an AMD FX-6350 3.9 GHz 6 core ...
0
votes
0answers
152 views

Cannot connect to internet via ethernet 14.10 still trying to install

I'm currently attempting to install 14.1 on a new computer via USB. No Wireless. It's plugged into the ethernet port on a Gigabyte GA-990FXA-UD3 ATX mother board with an AMD FX-6350 3.9 GHz 6 core ...
0
votes
1answer
37 views

Ethernet interface Ubuntu 14

My ethernet interface is disabled on Ubuntu 14, I had no problem with Ubuntu 12.
0
votes
0answers
53 views

Connecting to Ethernet

I purchased a used Dell computer with Ubuntu running already, and this morning a prompt came on the screen telling me an update was available. I updated everything that was listed and after my system ...
0
votes
1answer
71 views

Unable to Make Network Connection!

I am brand new to Ubuntu, and have just made a dual boot system, running Windows 7 as well. During the Windows installation, Windows was able to automatically search for a WiFi access point, but ...
1
vote
0answers
297 views

Wired connection not working (on Ubuntu 14.10)

The problem As from the title, I am not able to establish a wired connection with my HP Pavilion dv7-2215el on Ubuntu 14.10 anymore. I've read possibly every related question, but none of those have ...