Questions tagged [ethernet]
Ethernet is a way of connecting computers together in a local area network or LAN.
2,138
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14.04 Dual LAN Same Network One port unusable
I have a PC with dual LAN, I wish them both to be on the same network and connectable to other systems. I boot with the below settings in /etc/network/interfaces:
auto eth1
iface eth1 inet static
...
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0
answers
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Low throughput and packet loss with Qualcomm Atheros Killer E2200 Ethernet controller when accessing WAN
I've recently switched to Linux as primary OS on my main system. I'm experiencing weird problems with the Qualcomm Atheros Killer E2200 Gigabit Ethernet controller though. This Ethernet controller is ...
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2
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New Gigabit Internet Sanity Check
Comcast installed a gigabit modem today, and gave me the Netgear R8000 router. The tech installed the modem, showed me the device he was using to provision the modem when he was done, and it showed ...
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ethernet connection not showing in top menubar in ubuntu 14.04
I am on ubuntu 14.04(in dual boot with 16.04). I am connected to a router. when I try to connect to ethernet using the network connections in top menubar, I can't find the connection listed. only auto-...
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2
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How can I transfer data from Macbook to Ubuntu desktop using Crossover cable?
I have a crossover cable connected between my Macbook and Ubuntu 16.04 box, what do I need to do now to setup the transfer of data between them?
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Is command arp-scan working with loopback?
Apparently command arp-scan is working with eth0 like :
sudo arp-scan –I eth0 -l
But this happens, when system is set-up with loopback :
sudo arp-scan --interface=lo --localnet
Delivers output ...
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1
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Cannot connect to Raspberry Pi 3 through Ethernet cable [closed]
Standard new Raspberry Pi 3 Starter Kit with Keyboard, Mouse, Micro SD Card.
No screen available that is why first connection is planned through Ethernet cable.
Tried to connect on Ubuntu (two ...
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Wired ethernet not detected 16.04 using ifconfig
I just installed ubuntu and don't have my wireless or wired connections working yet.
When I type in the following:
ifconfig
I don't see anything like "eth#" but instead "enp0s31f6":
enp0s31f6
...
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1
answer
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My wired Internet connection gets disconnected Ubuntu
OK, my wired ethernet port connection works great for as long as I am using it, but if I leave the computer and come back in an hour or so my connecting is still there, but there's no internet. This ...
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1
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No Ethernet after upgrade to 16.10 [duplicate]
I have a Dell Inspiron 5315 and was using Ubuntu 16.04 LTS 32-bit. All was working and I did a update to 16.10 32-bit and I lost the Ethernet connection. I don't have WiFi on the desktop. It has a AMD ...
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How can I get "Ethernet controller: Qualcomm Atheros Device e0b1 (rev 10)" working under Linux?
I recently purchased a new laptop (MSI GT62VR Dominator Pro) that has an Ethernet card that does not work under Linux by default. I have tried installing the alx driver with the instructions in their ...
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Route problem with 2 default gateway!
Along with eth0 I have a ppp0. When there is no internet(by pinging 8.8.8.8) I have to turn on the ppp0 and it then results into 2 default gateways..So I have to delete default gateway of eth0 to get ...
2
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1
answer
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Change the default ethernet card
I've a Ubuntu Server 14.04 and 2 ethernet card.
I now use only the eth1 and so I want to change my configuration because I cannot now access internet with my server.
I've change the file /etc/...
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Sharing internet to wlan0 AP from already bridged eth0
My purpose is simple. I want to share internet available on ethernet eth0 to wlan0 which is acting as an access point. But I have already made a bridge br-lan between eth0 and tap0. So I am not able ...
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how to configure 2 network interfaces with different gateways
Here is what is in my
/etc/network/interfaces file:
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet static
address 172.168.10.252
netmask 255.255.255.0
network 172.168....
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1
answer
605
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Internet lost after ethernet bridge
I have created a bridge br-lan with the help of /etc/network/interfaces. Heres what it has.
auto lo
iface lo inet loopback
allow-hotplug eth0
iface eth0 inet manual
address 0.0.0.0
#allow-hotplug ...
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0
answers
437
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Imac12,2 and Ubuntu 16.04 issues with network NetXtreme BCM57765 Gigabit Ethernet PCIeNetXtreme BCM57765
I have a few iMacs with dual SSDs so they are both Ubuntu 16.04 LTS and MacOSX. The issue, which is very well known, is that there is a bug on MacOSX security patch that had disabled the BCM57765 card....
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1
answer
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No WiFi and Neworking connection on Ubuntu 16.04
I can achieve the connection to any wifi or wired red, but when I tried in the browser Chrome or Firefox the page doesn't load. It was working perfectly, but I don't know why this error come. The same ...
16
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3
answers
20k
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After upgrade to 16.10 ethernet stopped working [duplicate]
Network Manager reports:
device not managed
Output of sudo lshw -C Network:
*-network DISABLED
description: Ethernet interface
product: RTL8111/8168/8411 PCI Express Gigabit Ethernet ...
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0
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eth0 interface is DOWN with r8101 Ethernet driver
I've got Ubuntu 16.04 and the kernel modul r8101 running my Ethernet controller. My problem is that my interface eth0 is always in a DOWN state, dmesg | eth0 shows
root@controller:~# dmesg | grep ...
2
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1
answer
5k
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r8168 module not used by ethernet controller
I discovered that my eth0 interface is constantly down (I use wlan0 for WiFi). After some googling I replaced r8169 module with r8168 (apt-get install r8168-dkms), but after rebooting failed to find ...
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2
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Unable to get ifup & ifdown to bring up eth0 | Ubuntu 14.04
I'm trying to set up a static IP on a dual boot laptop ( Win10 and Ubuntu Studio 14.04). These are the settings:
sudo nano /etc/network/interfaces:
# interfaces(5) file used by ifup(8) and ifdown(8)
...
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0
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Ubuntu 16.04 LTS take 100 seconds to boot (maybe problem with mount sda9 and ASPM r8169)
I have Ubuntu on my HP laptop in dual boot,and it takes always more than 100 seconds to boot. I read a lot about this problem but I didn't solve.
The system has 2 problem:
Mounting my sda6: which ...
3
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2
answers
21k
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How does the arp command resolve hostnames?
When I run the arp command I get the following:
mark@mark-P8Z77-I-0:~$ arp
Address HWtype HWaddress Flags Mask Iface
192.168.1.128 ether 08:86:3b:...
3
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2
answers
10k
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how to configure RTL8101/2/6E PCI E to detect link
I have a newly acquired dell notebook that came with a RTL8101/2/6E PCI E Ethernet card installed. After scouring the Internet I can not find any solutions to get it to detect the cat5 cable when ...
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1
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Is there a command to get the list of tagged and untagged VLANs in ubuntu?
Is there a command to get the list of tagged and untagged VLANs in Ubuntu? While creating a VLAN using vconfig or ip link command, we are not specifying whether the VLAN is tagged/untagged. Also I am ...
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2
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695
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I cannot access my files on the other Ubuntu computer
I have two computers, first one have Ubuntu 16.10 and Ethernet Card support(10/100/1000mb)-(Laptop).
Second one have Ubuntu 16.04 and Ethernet card (Support 10/100mb)-( as server)
so I've shared ...
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1
answer
990
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Ubuntu 14.04 no ethernet connection, network manager detects only wireless networks
Installation from Live CD of Ubuntu 14.04 on ASUS-based desktop (motherboard M3A-79T Deluxe with 88E8055 PCI-E Gigabit Ethernet Controller by Marvell) highlighted 'no internet connection' issue. So I ...
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3
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Ubuntu 16.04 lts - network does not start on boot - bonding
Ubuntu 16.04 lts server with 4 nics bonded on IEEE 802.3ad Dynamic link aggregation.
Upon reboot, the network service fails to load automatically and have to do a manual start using sudo /etc/init.d/...
9
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0
answers
1k
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USB to Ethernet in Dell XPS 13 with Ubuntu 16.04 [closed]
I am running Ubuntu 16.04 on a Dell XPS 13. As the computer does not have an Ethernet port, I purchased a USB to Ethernet adapter (IcyBox IB-AC509).
It worked fine until recently, when I did an ...
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1
answer
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IPV6 Binding Failure Error: Cannot assign requested address [closed]
I have configured Ubuntu Linux system with the following interfaces & assigned IPV6 addresses as follows:
**Eth0:** Link encap:Ethernet HWaddr 00:50:56:8d:57:64
inet addr:192.168.254.10 ...
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0
answers
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Can't ping Ubuntu16.04 from Windows 10 (or vice-versa) over direct ethernet connection
Yesterday ifconfig brought up an 'eth0', along with IP addresses etc that allowed me to use PuTTY to use an Ubuntu machine remotely.
Today that's gone, and there are "eno1" and "eno2" options instead ...
2
votes
1
answer
797
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Can't connect to wired network with NetworkManager or DHCPCD
The question is pretty self-explanatory. I can't seem to connect to a wired network, only wifi. Under the network manager menu, Ethernet is grayed out, and says disconnected underneath (also grayed ...
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vote
1
answer
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Why do I have to keep disconnecting and reconnecting the wired network every few seconds?
This question would look similar to many but it's different. It's not about my network keeps disconnecting ! Let me explain the problem: I have a wired ipv4 network connection, and the network sign ...
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answers
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Ubuntu 16.04 ethernet not detected
I have a Dell XPS 9360, with Ubuntu 16.04 preinstalled, to which I connect a Thunderbolt 3.0 adapter. When I plugged in the Ethernet cable to the adapter, I was able to connect just fine. I went off ...
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vote
1
answer
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Is the RTL8169 PCI Gigabit Ethernet Controller supported?
I wanted two network cards in my SFF PC, so bought a cheap one from Ebay. I plugged the card in, and hoped that it would 'just work' - no such luck.
It was detected at boot time - the following ...
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0
answers
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Ethernet network problem causing /var/log files to fill up all available space
I've been having a network problem that fills up the files kern.log and syslog until my SSD doesn't have any space left.
I noticed this problem occurs when I do these steps:
Ubuntu is connected to ...
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1
answer
3k
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Killer Ethernet E2400 not connecting 16.04
I'm using Ubuntu 16.04, with this hardware:
# E2400 Killer Ethernet
lspci -nn | grep 0200
04:00.0 Ethernet controller [0200]: Qualcomm Atheros Killer E2400 Gigabit Ethernet Controller [1969:e0a1] (...
2
votes
1
answer
61
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can't connect to internet even by wire(could before)
I've got a problem on my laptop, I had internet and wi fi all the time on it, now connections are saved but laptop isnt connecting to any internet even by using the direct wire (router is working 100%)...
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Interfaces do not come up automatically when ethernet is plugged in, 16.04
I have a minimal installation of 16.04 on a singleboard computer, the network interfaces are configured through the interfaces file (network manager is not installed).
auto eth0
iface eth0 inet dhcp
...
0
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2
answers
1k
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Why won't my ethernet connection and wireless conection work on my Dell inspiron 1521 laptop after installing Ubuntu 16.04.1 LTS?
I installed Ubuntu 16.04.1 LTS today on 3 of my desktops and one of my laptops. Everything went fine up until i got to the Dell inspiron 1521 laptop. After installing Ubuntu I found there wasn't any ...
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1
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527
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Network connection not linking permanently
I'm using Ubuntu 16.04. I've tried everything to keep my ethernet connection working but I'm not having much luck. The only thing that has worked so far is
sudo ethtool --change enp1s0 speed 100 ...
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0
answers
3k
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Wired connection not working Ubuntu 16.04
My wired connection was working fine when all of a sudden, I got disconnected and wired connection stopped working. Wireless is still working and ethernet is working on Windows. Also, I am able to ...
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1
answer
472
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No internet from the ethernet (and sometimes wi-fi) ubuntu 16.04 LTS
half a year ago I installed this version of Ubuntu alongside with the existing Windows 10. Everything was OK, but several weeks ago it sometimes didn't want me to give an access to the Internet from ...
2
votes
2
answers
258
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Problems with ethernet and wifi
I'm having problems with my internet connection with ethernet and wifi. Recently We have changed office and now We have internet connection that the only difference is the new is a Gigabit speed.
...
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0
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ZTE ZXHN H208N Modem Issues (Wireless/Ethernet)
Wireless & Ethernet on this modem won't work corectly (tried both methods)
It connect fine but neither programs connect very slowly or won’t connect at all
Major apps (like updater) sometimes ...
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1
answer
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Ubuntu 12.04 LTS Won't Connect to the College's Wired Network
I browsed for similar questions and found a few but these were old and seemed to be system-specific. Hope you don't mind I ask again.
I have a DELL OptiPlex XE2 with Ubuntu 12.04 LTS installed. I am ...
1
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1
answer
2k
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DHCP lease for raspberry pi not found
This question is semi - related to this one: Networking - Shared to other Computers - How to find a client's IP address?
My setup is such that I'm using laptop as ethernet gateway, and raspberry ...
8
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2
answers
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Networking - Shared to other Computers - How to find a client's IP address?
The hardware is like this:
Laptop with internet access via WiFi. The router is practically inaccessible.
Headless Banana/Raspberry/Your-Favorite-Flavor Pi that needs an SD image and some additional ...
0
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0
answers
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Network LAN manual
I have a few problems with LAN Ethernet.
Laptop shall be NFS server for a small board, like Pi. Right now I am operating with GUI Network manager and set a fix IP to my enp3s0 (why not eth0 ???).
As ...