Tagged Questions

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

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2answers
2k views

How to troubleshoot ethernet port on laptop

I have a problem with my wired connection. To be more specific, my laptop doesn't seems to recognize that I have plugged in an ethernet cable. I tried to download new drivers for my ethernet card, ...
1
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0answers
111 views

Shared internet connection - console equvalent

I know how to share ethernet connection (bridged with wifi) with Network Manager GUI. Now I'm trying to do the same from console (Ubuntu server 12.04). The steps I did for now: Connected to wifi via ...
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1answer
2k views

Why won't Ubuntu use my ethernet cable?

I have Ubuntu 12.04 LTS and for some reason, Ubuntu will not use an Ethernet cord. It will recognize it and say that I have a connection, but it won't access the internet through it. I plan to use ...
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1answer
3k views

What is the Ethernet driver in Ubuntu 12.10?

I have been asked by the IT people at my work to uninstall and reinstall my Ethernet driver in order to try and fix a connection problem. When looking in Software Centre, I find those packages when ...
2
votes
1answer
152 views

No network on Ubuntu Server after changing the modem

I upgraded my Internet connection, and after changing the Modem my Ubuntu Server's eth0 doesn't come up. I looked at /etc/netwrork/interfaces, it looks all normal eth0 is set to auto and dhcp # The ...
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1answer
2k views

Wired ethernet on a Mac mini 2012 with Ubuntu 12.10 problem

I have a issue with a late mac mini 6.1 2012 Ubuntu: 12.10 Kernel: 3.5.0-25 generic lspci -nnk | grep -i net -a3: 00:1f.3 SMBus [0c05]: Intel Corporation 7 Series/C210 Series Chipset Family SMBus ...
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1answer
314 views

How do I install the correct Ethernet driver?

So I’m new with Ubuntu, and I'm having huge problems installing the Ethernet driver to get the wired connection to work. I read that downloading the compatible wireless driver will get it to work, ...
0
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1answer
573 views

Wired connection periodically lost in Ubuntu 12.10 (AR8161)

Wired connection is lost periodically and not reestablished until rebooting. I bought desktop and install fresh Ubuntu 12.10. My network card with Atheros Communications Inc. AR8161 Gigabit Ethernet ...
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2answers
1k views

12.04.2 - after the last update my qualcomm atheros gigabit ethernet driver is lost

after the last update the driver is lost. I have tried hard (several nights) to get it running. Now with the last update it's gone. Any thoughts why this is not supported natively? What is the best ...
1
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2answers
4k views

Ubuntu 12.04 - Not recognizing Atheros AR8161 Gigabit Ethernet

I built my own computer about a month ago and loaded Windows 7 on it, and then decided to put Ubuntu 12.04 on instead. It doesn't recognize my ethernet cable, and I cannot get any internet ...
1
vote
1answer
1k views

Why can't I see my LAN network with Gigabyte GA-H77-DS3H?

I can't connect via Ethernet cable to my Linksys WRTSL554GS router. I think my mobo, a Gigabyte GA-H77-DS3H does not have Wi-Fi so I don't have that option either. When I do a ifconfig this is what ...
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votes
1answer
1k views

Why are Ethtool WOL settings reset on startup?

I installed ethtool and ran ethtool -s eth1 wol g to allow my server (ubuntu 12.04) to wake up on LAN (WOL). This setting is for some reason reset every startup, so I added the above command to ...
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0answers
154 views

Lag spikes and missing n standard for Wireless connection with BROADCOM BCM4327

i have a laptop aspire 5750G with the Broadcom BCM4327. I have enabled proprietary drivers and installed it but there are some problems: First: If i do iwconfig eth2 this is the result: eth2 ...
2
votes
1answer
2k views

Why is my eth0 interface not detected when installing Snort?

I am trying to install Snort on Ubuntu Server in VMware. It works fine before the setting up network cards. I've edited /etc/network/interfaces with the following data: #######Primary address auto ...
0
votes
1answer
749 views

How do I install drivers for the Atheros AR8161 Ethernet controller? - update

I checked How do I install drivers for the Atheros AR8161 Ethernet controller? I have same problem: when I pasted this part wget -O- ...
2
votes
0answers
138 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 ...
12
votes
2answers
2k views

How to configure preferred network for internet?

I am connected to a LAN network and wireless network. Both provide access to internet. Sometimes when the internet on LAN is not working, the browser simply throws an exception instead of switching ...
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2answers
1k views

Problem installing ethernet and wireless driver in ubuntu 12.10

My laptop is Dell Inspiron 14R. My ethernet and wireless controllers are: Atheros AR8162 Fast Ethernet [1969:1090] (rev 10) Network Controller Broadcom BCM43142 802.11b/g/n [14e4:4365] (rev 01) ...
0
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3answers
304 views

Ubuntu 12.10 will only connect through ethernet [duplicate]

Possible Duplicate: How to Install Broadcom / STA Wireless card (BCM43XX) I recently installed Ubuntu 12.10 on a friend's laptop but I'm having trouble getting it to work with his router ...
1
vote
1answer
2k views

12.10: ethernet device is not created on boot

I have a problem with my wired interface - an appropriate device for it is just not created at boot. What is strange about it is that it never gets enabled on boot, but is always created after a ...
4
votes
2answers
2k views

How to sync files on 2 computers using an ethernet cable (offline)?

I have a laptop running Ubuntu 12.04 and a netbook running Ubuntu 12.10. I want to sync some folders from my laptop on my netbook, connecting them with an ethernet cable. Both computers are offline, ...
1
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1answer
634 views

USB ethernet adapter: 'Cable unplugged' message while plugged in

I have an Acer Travelmate C110 with Ubuntu 11.10. There's a built in network card, when I connect the cable to it everything works fine (mail, internet,...). I now bought a USB ethernet adapter. (It ...
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votes
4answers
2k views

Ubuntu 12.10 no network devices detected

I installed ubuntu 12.10 on my Dell Vostro 3460 and no network devices are detected (ethernet and wireless). when I run lspic, I see: 1:00.0 Network controller: Broadcom Corporation BCM43142 ...
0
votes
1answer
967 views

Configure ubuntu with two network adapters and a switch

After 4 hours of trying to configure this I'm getting mad. I've the next setup: eth0: is the on board lan adapter and this one connect directly to a switch. eth1: is the lan adapter (pci card) that ...
0
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2answers
659 views

What package should I install for driver of the Atheros AR8161 Ethernet Controller without net?

I've read in this Question that a new package exists for this driver. But I am confused. There are a lot of packages and I don't know which one do I need. I have a DellVostro-3460, Ubuntu 12.10, ...
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1answer
12k views

Atheros AR8161 Ethernet card not working on 12.10 on an ASUS N56VM

I have installed Ubuntu 12.10 (64bits) (3.5.0-18 kernel) on an ASUS N56VM and the ethernet card isn't working. Wireless card works okay. The card is Atheros Communications Inc. AR8161 Gigabit Ethernet ...
0
votes
0answers
75 views

make both Atheros ethernet controller and Broadcom wireless contrller of dell vostro 3460 work [duplicate]

Possible Duplicate: Broadcom wireless 43142 conflict Atheros 8161 in kernel 3.5 (unbuntu 12.10) I have bought a new Dell 3460 laptop pre-installed with Ubuntu 11.10. All networking worked ...
1
vote
1answer
417 views

Can Ubuntu use multiple devices for downloading?

Let me give an example: I have one laptop, it is connected to 3 different networks all with access to internet. One device uses eth0, another uses wlan0 and a third one uses wlan1. Does Ubuntu knows ...
2
votes
2answers
2k views

How to install ethernet driver on Ubuntu 10.04 LTS with working wireless connection?

How do I install the ethernet driver on Ubuntu 10.04 LTS with working wireless connection? goutham@ubuntu:~$ ifconfig -a lo Link encap:Local Loopback inet addr:127.0.0.1 ...
3
votes
1answer
1k views

Ubuntu 12.10 boot hangs at purple screen when integrated NIC (ethernet card) is enabled in BIOS

Here's my weird problem, with a UEFI Ubuntu 12.10 64 bits installation on an Inspiron 14z ultrabook with an integrated Atheros AR8162 ethernet card (NIC). If the AR8162 card is enabled in BIOS, ...
1
vote
2answers
390 views

Cat 6 Only 100mbit speed

I tried two different cat6 cables directly connected between my two ubuntu machines. This one I ordered online: http://www.amazon.co.uk/gp/product/B002SQPDXS/ref=wms_ohs_product only achieves 100mbit ...
0
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1answer
61 views

Question for class

I have a question for class that I cannot figure out, I was hoping the helpful folks at Ask Ubuntu could help. The question is basically this: Your Linux system appears to have a DHCP problem. You ...
0
votes
1answer
1k views

Problems with wired ethernet connection Ubuntu 11.10

After some partition shuffling, I've got a problem on my 11.10 system. The wired ethernet interface fails to come up, although the wireless interface is working. I'm using NetworkManager. I thought ...
2
votes
0answers
1k 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
1answer
2k views

Ethernet dongle not working on a Lenovo Thinkpad X1 Carbon

I have recently bought a Thinkpad X1 Carbon, installed Ubuntu 12.10 and everything I need works like a charm - except for the Ethernet USB dongle. Searching Google hasn't brought up any solutions or ...
0
votes
2answers
2k views

network is disabled

I could successfully connect to network through livecd but through my hard disk it is not possible. :~$ sudo ifup eth0 ifup: interface eth0 already configured :~$ sudo lshw -class network ...
0
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0answers
481 views

No ethernet or wireless interfaces on 10.04

So, I just got a new Lenovo ThinkPad T430s and installed Lucid 10.04 on it. The installation went fine but when I logged in there was no connection to the internet even with a cord plugged in. ...
0
votes
1answer
2k views

Setting up Ubuntu Server as a Router with DHCPD and 3 Ethernet devices

My configuration: Ubuntu 12.04 DHCP3-server BIND9 eth0, eth1, eth2 eth0 is the external connection eth1 & eth2 are the internal network eth1 and eth2 are supposed to be seperate ...
1
vote
1answer
247 views

HP mini 5102 Ethernet does not work after suspend on Lubuntu 12.10 [duplicate]

Possible Duplicate: No wireless after resuming from suspend? Ethernet works fine after system is rebooted The onboard card is seen in 'lspci' as: 43:00.0 Ethernet controller: Marvell ...
1
vote
1answer
563 views

Ethernet Connection Unavailable

I'm running Ubuntu Server 12.04 on a laptop with an Intel NIC (driver e1000e). When I connect the ethernet port to the internet (college network, DHCP) it works out of the box. Now I'm trying to ...
2
votes
2answers
646 views

12.04 won't recognize ethernet connection on my Toshiba Satellite

Like the title says, I have just installed Ubuntu 12.04 on my Toshiba Satellite P875-S7200 and I can connect to the internet via wifi but my computer doesn't seem to recognize when I plug in a wired ...
1
vote
1answer
360 views

Ethernet to NAS, Wifi to Internet on same subnet

On my Windows configuration, I use a Wifi to connect to the interwebs: 192.168.1.x (DHCP) Also on my Windows configuration, I have a NAS and a second computer with Ubuntu connected via a switch on ...
0
votes
0answers
707 views

Cannot see eth0 after fresh installation of 12.04.1 in dell ultrabook with window 7

the ifconfig only shows wlan0 and l0, no eth0, tried to edit /etc/network/interfaces to asst auto eth0, then run init.d networking restart, it said, eth0 device cannot be found, anyone has similar ...
2
votes
1answer
3k views

Ubuntu 12.04 - how can i have eth0 and wlan0 both active where eth0 is primary and wlan0 is just for internet browse

I have a box running Ubuntu 12.04. There i have eth0 which is used as local network no internet. But i have also in that same box wlan0, and WiFi availability. Now how can i have both interface ...
0
votes
1answer
327 views

How do I get the Realtek RT8139 ethernet port working on a Dell Inspiron N5010?

I have recently installed Ubuntu 12.10 onto my Dell Inspiron N5010 and Ive been all over many forums trying to figure out how I can get my ethernet cable to be recognized so I can set up a wired ...
1
vote
4answers
2k views

ethernet problems in ubuntu 12.04

So today I popped out my hdd with ubuntu on it and put in a fresh hdd and installed win8 (wanted to try it). I got everything installed, upp and running and decided to go back to ubuntu (for obvious ...
0
votes
1answer
289 views

My ethernet connection is not working but it is detected by my computer

I'm setting up an old computer with ubuntu server 12.04. I wiped the drive and went through the installation fine but afterwards the ethernet would not work. It's physically connected to the router ...
0
votes
1answer
2k views

Problems with 12.10 and Mac Mini 2012

When installing Ubuntu 12.10 on a Mac Mini 6,2 (2012 model), it doesn't detect any network interface. How can I fix this?
0
votes
1answer
385 views

Internet access problem in 12.10

Using ethernet connection, I cannot establish a internet connection on my chromium browser, received a DNS error (or something related to that. I am very sure that I don't have any parental controls. ...
1
vote
1answer
853 views

ethernet not working on new Lubuntu 12.10 installation

The title says it all, I freshly installed Lubuntu 12.10 and it isn't able to connect to the intranet and/or internet. Actually, it is working randomly, if I restart the computer 2-3 times, it might ...