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

learn more… | top users | synonyms

3
votes
0answers
921 views

Dell Vostro 1510 can't connect using wired connection

I recently dual-booted my system with Windows 7 and 12.04. I can't access Internet through wired connection, in spite of LAN cable in the socket. It says network cable unplugged, but I can access ...
2
votes
0answers
134 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 ...
2
votes
0answers
931 views

eth0 connection fails

I'm getting really frustrated with Ubuntu 14.04 at this point, after having to solve so many problems with it. I use my current laptop at work, and there it seems to actually be able to connect over ...
2
votes
0answers
261 views

Wifi is Hard-Blocked and Ethernet connection fails - [Ubuntu 14.04] - [Asus B43S-XH51]

I was just using this laptop yesterday on ethernet and a few days ago on wifi. I've never had a problem with this computer and wifi. I currently only have Ubuntu 14.04 installed - no dual-boot with ...
2
votes
0answers
137 views

LXC bridging with two NICs

I am setting up a server to host a number of LXC containers, for now just isolating web and db services. The server I am using has two NICs and I'd like to use one for host traffic and one for ...
2
votes
0answers
35 views

Command line failing with https

I'm a bit new when it comes to networking. As a disclaimer, I installed Chrubuntu. The OS was able to connect fine, but it had an unrelated error and required an install and upgrade from 13.10 to ...
2
votes
0answers
483 views

Strange ethernet behaviour of Ubuntu 14.04 on Fujitsu Esprimo P720 E90+

after I had openSuse running on this machine without Ethernet issues, I installed Ubuntu 14.04 and ran into a weired Ethernet problem. My colleague has Ubuntu 12.04 on the same type of computer and no ...
2
votes
0answers
125 views

Ethernet is unstable - Ubuntu 13.10

Upon booting into Ubuntu 13.10 I can connect to my wired connection. It connects with no issues whatsoever and in fact it never disconnects at all. However, the connection is insanely unstable and ...
2
votes
0answers
216 views

Unable to connect wifi and ethernet

I have installed Ubuntu on my Dell Latitude e6400 laptop. However, I am unable to connect either with Ethernet or wifi. There are no drivers detected under additional drivers. I enabled networking and ...
2
votes
0answers
297 views

New Install and No Internet Connection

I have an old dell laptop (Inspiron 6400) that I thought I would use Ubuntu 13.04 on. I get no internet connect at all after I installed. Wired or Wireless. I am mainly just trying to get the wired ...
2
votes
0answers
323 views

Ethernet connection drops intermittently in ubuntu 13.04

During the last couple of days, I have noticed that my ethernet connection drops about once every 5 minutes. The connection has worked for a number of years without problems before that. I am running ...
2
votes
0answers
118 views

Two gateways on the same network (10.12.15.20 and 10.12.15.21) - is there a way to combine them into single bonded internet connection?

I have two gateways to internet on the same network. Ubuntu is installed on server with only one ethernet card. Is there a way to create a bonding of this two gateways from the same network where I ...
2
votes
0answers
540 views

No networking on boot after upgrading Kubuntu to 13.04

I upgraded Kubuntu to 13.04 today. I'm using an ethernet connection. On every boot, networking service is running and everything is configured properly, but it can't establish a connection. I have to ...
2
votes
0answers
181 views

Dynamic switching between Ethernet and Wifi

At my university, or specifically in my dorm, Ethernet speed is a sluggish 10 Mb/s. Wifi, on the other hand, is as much as 100 Mb/s if you have a good antenna - I do not, so speeds range from 50 Mb/s ...
2
votes
0answers
8k views

Ubuntu 12.10 - “the system network services are not compatible with this version”

Fairly new to Ubuntu, know my way around, but novice user. Started my Laptop running Ubuntu 12.10 this morning, and no wireless or Eth. Look at Network Manager and this message: "the system network ...
2
votes
0answers
151 views

Cannot setup 1 Gbit ethernet connection

I'm using Kubuntu 12.10. My router operate at 1Gbit connection with my other PC, I have 1Gbit ethernet card, cable is cat5e and can't setup 1Gbit ethernet connection. Only 100Mbit/s. lspci|grep ...
2
votes
0answers
2k views

Why can't I connect to my network via wired DHCP connection?

I am trying to connect to the LAN of the university where I work, on a wired connection. The Internet is accessed by VPN after connecting to the network. On Windows 7, the computer seems to ...
2
votes
0answers
307 views

Cannot connect to ethernet port

I'm running Ubuntu 12.04 LTE. I'm trying to connect via ethernet for the first time but have had no success. Ifconfig eth0 returns: eth0 Link encap:Ethernet HWaddr: 00:01:2e:3f:f1:a0 inet6 ...
2
votes
0answers
43 views

Can sender node receive own packet from hub network

I believe that the hubs rebroadcast any bit sent to it to all hosts, including the original sender. I want to receive packet on the sender node. Is it possible in Linux? Is it enough to add: ...
2
votes
0answers
528 views

No internet connection with an Atheros AR8121/AR8113/AR8114 adapter

I have Ubuntu on my netbook. It wont connect to the internet, I did a system check and I have a Attansic Technology corp. Atheros AR8121/AR8113/AR 8114 PCI-E, ethernet controller (revb0). I'm not ...
2
votes
0answers
2k views

decreasing boot time on Ubuntu 12.04

I know it is just a luxury problem. But I would like to decrease the boot time of Ubuntu 12.04. Before it started up within 60 seconds, after tweaking a bit I keep it now constantly around 37 seconds. ...
1
vote
0answers
46 views

“No network devices available” Ubuntu 14.04

I'm new to the Ubuntu community, so please, give a step-by-step answer if possible. Everything was fine, until my battery became critically low and my computer turned off. After charging and turning ...
1
vote
0answers
51 views

New install of 14.04 with wired connection. getting error “Disconnected - you are now offline”

Pretty much the title. Feeling really lost. Output of ifconfig: eth0 Link encap:Ethernet HWaddr 74:d4:35:97:a6:97 inet6 addr: fe80::76d4:35ff:fe97:a697/64 Scope:Link UP ...
1
vote
0answers
65 views

Recognize ethernet adapter on Ubuntu 14.10

I try to connect to internet on my Laptop HP Pavilion using Ubuntu 14.10, but there is a problem that Ubuntu doesn't recognize the wired connection or the Ethernet adapter: When I type ifconfig, it ...
1
vote
0answers
32 views

USB ethernet not being redetected after unplugging

I have a USB Ethernet adapter for an Ubuntu 14.10 laptop. When I turn on my computer while it's plugged in it gets detected fine and I'm able to access the internet. The thing just works. However ...
1
vote
0answers
77 views

Ethernet is keep disconnecting in ubuntu 14.10

I am using Ubuntu 14.10. Ethernet keep disconnecting after 1 min and displaying below message. result of command "sudo lshw -C network"
1
vote
0answers
23 views

System restarts whenever ethernet cable is connected (and system is not connected to power source)

I have a strange problem with my Ubuntu 14.04 system. If my laptop is not connected to a power source, and I plug in my ethernet cable, the system restarts. It's an AMD processor with ATI radeon ...
1
vote
0answers
104 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 ] ...
1
vote
0answers
102 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 ...
1
vote
0answers
639 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 ...
1
vote
0answers
493 views

Ubuntu 14.04 not using alias em1:1 address

I'm trying to use two IP addresses on a single network device. The device is an onboard NIC and came up as "em0" after initially booting, something I hadn't seen Ubuntu do before. I'm using a ...
1
vote
0answers
236 views

Bridge wireless and ethernet to KVM

I've just installed a new laptop with Ubuntu 14.10 Desktop and I'd like to get try and get KVM running so that I can host a couple of guest VM's. The problem is I can't figure out how to configure the ...
1
vote
0answers
35 views

No usb or Ethernet after installation

I'm writing this using mobile phone. I installed Ubuntu latest, but only usb 3.0 ports are working, Ethernet and usb 2.0 seems to be recognized but not functioning, and this also happened on Fedora ...
1
vote
0answers
173 views

Ubuntu 14.04 upgrade wired ethernet slow

I have upgraded to 14.04 and am experiencing slow wired ethernet connection. Windows 7 pc wireless connection receives 8Mbs Ubuntu 14.04 LTS 1-2Mbs Only started after upgrade. Ethernet details: ...
1
vote
0answers
240 views

Ubuntu 14.04 ethernet connection problem

I've just upgraded from 12.04 to 14.04, and when I disconnect the ethernet cable or I suspend, network manager keeps trying connecting 4-5 times, with failures, and then finally succeed. If I restart, ...
1
vote
0answers
126 views

Wifi and ethernet networking stopped working in ubuntu 14.04

I have a System76 Kudu Professional version kudp1, it came with ubuntu 13.10 but I upgraded it to 14.04. After the last upgrade I did it stopped detecting ethernet and wifi networks. nm-tool output: ...
1
vote
0answers
116 views

how do I access Wifi on xubuntu 14.04? It has something to do with with the proprietary drivers stopping me

I'm running Xubuntu 14.04 on a Dell Latitude D620, I do not know what kind of wifi card I have but I do know I have one. When I turn it on Xubuntu doesn't attempt to search for wireless networks, ...
1
vote
0answers
111 views

Ubuntu 14.04 ethernet slow

Hey since this morning my Ubuntu 14.04 Ethernet connection is really slow but the strange thing is I have a hotspot in my machine and the phone connected to it has fast Internet.......... I really ...
1
vote
0answers
400 views

network card issues on ASUS N550JK with ubuntu 14.04 LTS

The network card (realtek gigabit ethernet) doesn't work, doesn't send or receive packets. There is an error message saying something about a transmit queue timeout. I'm including some output that may ...
1
vote
0answers
132 views

USB Keyboard/Mouse, Networking broken by kernel update

I recently (automatically) updated all the kernel-related packages (linux-image, linux-headers etc) to version 3.13.0-27.50. I'm using the generic kernel for AMD64. After reboot I find that my USB ...
1
vote
0answers
105 views

Chrome and Firefox not working/slow

Chrome has stopped working and Firefox is slow, sometimes so slow that it does not work at all. I have tried installing Chromium, but the effects were the same. I uninstalled Chrome and then updated ...
1
vote
0answers
111 views

Cant connect ot internet with latest version of ubuntu

I want to be a frontweb developer and i was advised to install ubuntu. I've tried some ubuntu versions before (only live cds to try) but I never really like it. After a long day to even install ubuntu ...
1
vote
0answers
3k views

Creating bridge from wlan to ethernet

I know there is lot of threads about bridges and how to make them and manage them but still i haven't reached a goal. So i need bridge between wlan and ethernet but mean while i need connect to ...
1
vote
0answers
130 views

How to recover ASIX AX88179 from backports installation

I recently installed https://www.kernel.org/pub/linux/kernel/projects/backports/stable/v3.13.2/backports-3.13.2-1.tar.gz with make defconfig-wifi && make && sudo make install ...
1
vote
0answers
327 views

Download Speed is unusually slow?

On a internet speed test I get on average 20 download and 2 upload, however when I'm trying to actually download something, be it updates, or just recently a Kali Linux .iso file it only downloads at ...
1
vote
0answers
326 views

Hardwired ethernet not working but wireless is

I have 2 ethernet cards (built into my motherboard) and 1 wireless card (assigned via dhcp as 192.168.1.67 by my ATT dsl modem/router) on my linux box. Wireless works fine. I tried using Network ...
1
vote
0answers
799 views

Ethernet problem in Ubuntu 14.04

pardon my total lack of knowledge as I'm a first time user of Ubuntu. I recently installed Ubuntu 14.04 in a machine which already runs Windows 7 HB. I have an ethernet connection which I use to be ...
1
vote
0answers
334 views

unstable wired ethernet network connection after upgrading from 13.10 to 14.04(amd64)

Recently I upgrade my system from 13.10 to 14.04, after a week I faced unstable wired network connection issue. Checked network manager it shows connection as ok. Below is the detail information of ...
1
vote
0answers
37 views

Starting Ubuntu from computer off will not start ethernet connection; ok after reboot

Starting Ubuntu from computer off will not start the ethernet connection. It will however, start my connection on a reboot every time; this has happened through many versions of Ubuntu. This may be ...
1
vote
0answers
322 views

onboard ethernet card does not work

I am using Ubuntu 12.04, my motherboard got damaged, so I have to replace it with a new motherboard. I connected the hard disk to the new motherboard. My external Ethernet cards are working, but the ...