refers to the wired style to connect a bunch computers or a way to connect to such network. This tag is for both software and hardware part of this issue.

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2
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0answers
936 views

Linux Mint: LAN “Cable not connected”, despite it is

I've just installed Linux Mint 13, 64 bit (from the CD of "c't kompakt Linux", if this matters), and came across a very unexpected problem, for which I've not found a solution with Google or searching ...
0
votes
1answer
1k views

Mint 15 on Lenovo G700: wired internet not working (Atheros QCA8172)

Mint 15 doesn't see internet after installing it in dualboot with windows 8 (in Windows internet works well). My network card is Qualcomm Atheros QCA8172 Fast Ethernet (rev 10). What I did: Install ...
0
votes
1answer
3k views

Linux Mint 17, Wifi Slow and Drops Connection, No Ethernet Connection

On a fresh install and updated Linux Mint 17 XFCE, the system cannot maintain an internet connection through wifi, and is unable to connect at all through ethernet. Wifi will work somewhat slowly for ...
2
votes
1answer
944 views

Unable to add eth0 in Rhel 7

I am unable to find eth0 in RHEL 7 after just installation. Even I created the eth0 inside the /etc/sysconfig/network-scripts/ directory. After created eth0 inside the network-scripts, I am unable to ...
0
votes
0answers
30 views

Wired connection drops after a few seconds

When I connect to my wired network using netctl, the connection drops automatically after a few seconds. It happens both with DHCP and static configuration, but the wifi connection on the same network ...
0
votes
0answers
13 views

How to change network buffer of network interface to get errors?

I tried with sudo ethtool -G eth0 rx 1020, but im getting this error Cannot get device ring settings: Operation not supported. Is there any other way to change network buffer to simulate NIC card ...
2
votes
1answer
57 views

What does the “first Ethernet card” mean in the BSD world?

https://www.freebsd.org/doc/handbook/network-routing.html The designation link#1 refers to the first Ethernet card in the machine. Question: what does the "first Ethernet card" mean? How to ...
1
vote
3answers
3k views

Virtual Interface Not Showing up in ifconfig?

I am trying to create a virtual interface for the purpose of NameBased Virtual Hosting on my CentOS linux box; please find below is the devices' information:- DEVICE=eth0 BOOTPROTO=dhcp ...
0
votes
0answers
34 views

Prefer wired over wireless for local subnet using NetworkManager

My wireless network is bridged to my wired network, so both have the same subnet. How do I tell NetworkManager to give the local subnet route on the wireless interface a higher metric than the route ...
2
votes
2answers
571 views

How can I install Fedora with a newer kernel?

I want to install Fedora on my computer with a netinstall, but it seems that the kernel doesn’t support my ethernet chip (Intel I218V). I tested Ubuntu 14.04 and Arch Linux and the ethernet chip ...
0
votes
1answer
62 views

Arch-Linux after system-update no internet connection but connection lan

Yesterday I updated my Arch Linux after 2 Months with sudo pacman -Syu and after the reboot I don't get any connection with the Internet neither from Browser nor with Skype, etc. When I try to ping ...
1
vote
0answers
546 views

BeagleBone Black doesn't connect via Ethernet on laptop

I have a BeagleBone Black board connected to my laptop with only a serial connection and the Ethernet cable, and powered by the 5mm jack. The serial connection works fine, I can login at any time, but ...
8
votes
2answers
32k views

CentOS 6.3 Device eth0 does not seem to be present (Minimal non-cloned setup)

I installed CentOS 6.3 on my hardrive partition (new install...minimal install). After successful installation, I see that eth0 was down. I looked for this file: ...
2
votes
0answers
41 views

No ethernet device detected

I'm trying to setup Archlinux on VMWare Workstation and for some reason I cannot find my ethernet card. In lspci | grep Ethernet it says Ethernet controller: Intel Corporation 82574L Gigabit Network ...
1
vote
1answer
699 views

Network fail on FreeBSD: Ping to router fails, but router believes computer is connected

I have a TP-Link TL-WN851N wireless adapter, which is based on an Atheros device. When I attempt to connect to my WPA2 wireless network, ifconfig wlan0 tells me that the connection is 'associated'. My ...
0
votes
1answer
38 views

eth0: supported ports

I am having a board with RTL8111/8168B PCI Express Gigabit Ethernet controller, which requires r8169 kernel module to work. After inserting this module, network get started by eth0. Now, due to old ...
0
votes
1answer
41 views

Can't find eth0 in my ifconfig output

I have a old desktop with ASUS P5KPL AM/PS board with intel core2Duo processor. I have installed kali linux on it when I run ifconfig in root shell all I can see l0which is my loopback address and ...
2
votes
1answer
798 views

ifconfig ethernet (eth0) no data flow

Hello this is my ifconfig output: eth0 Link encap:Ethernet HWaddr 50:46:5d:44:5e:fe inet addr:10.0.0.6 Bcast:10.0.0.255 Mask:255.255.255.0 inet6 addr: ...
2
votes
2answers
233 views

reset Ethernet bonding without rebooting

I have the following Ethernet bonding configuration: old configuration: bond0 eth0 eth1 bond1 eth2 eth3 new configuration : bond0 eth0 eth2 bond1 eth1 eth3 I have made the ...
0
votes
0answers
154 views

Realtek RTL8111 Network card not working on Ubuntu 14.04

I'm trying to install an Ethernet Card into my Ubuntu 14.04 desktop computer. Here is my lspci output (First one is my new ethernet card): 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. ...
0
votes
0answers
62 views

Ubuntu - Ethernet Card Driver Installation: asm/linkage.h file not found

I'm trying to install an Ethernet Card into my ubuntu 14.04 desktop computer. Here is my lspci output (Second one is my new ethernet card): 03:00.0 Ethernet controller: Marvell Technology Group Ltd. ...
0
votes
1answer
87 views

Can't connect to ethernet Linux Mint 17.1 Xfce

I have just installed Linux Mint on my netbook (HP Compac Mini 700). I have managed to make it connect to WiFi, downloading driver, but it won't connect via cable. Strangely enough, the other day, ...
2
votes
2answers
60 views

Linux network stops functioning after random time (wired)

I'm unsure if this is hard or software issue but I really need to find out. I was running Windows 8.1 for some time, then swapped to Linux mint with kernel 3.13 which worked fine. I updated kernel to ...
0
votes
0answers
6 views

Which technologies can be used to build up communication between MIPS linux and Windows?

We have an embedded Linux system running on a MIPS processor board. This system is used to control and to poll some other hardware, and to consolidate all the measurement data in one place. Now, we ...
1
vote
3answers
123 views

Impossible to have two network interfaces wifi and ethernet (as a backup) working together

I have a raspberry 2 with a wifi interface and an ethernet interface. wifi is my main connection with the ability to just plug in the ethernet as a backup method. I want to assign different static ...
0
votes
0answers
10 views

Ethernet adapter Not recognized at all (Steam Os)

I have having an issue where my Ethernet adapter(realtek TL8118AS-CG0) in my Samsung np365ec(amd a8-4500m Quad core 4gb of RAM)is not recognized at all. The wireless card works fine but is only ...
0
votes
0answers
19 views

Is it possible to control and limit the transfer speed of a Ethernet TCP/IP via command?

I'm suffering from some "low data transfer" from a device running Embedded Linux to my computer. I'm aware that it has some hardware limitations that could be strangling the speed (e.g. 372 Mhz ...
1
vote
1answer
30 views

Two networking interfaces trying to get an IP via DHCP

When using: /etc/network/interfaces auto lo iface lo inet loopback auto eth0 iface eth0 inet dhcp auto wlan0 allow-hotplug wlan0 iface wlan0 inet dhcp wpa-ssid "<myssid>" wpa-psk ...
1
vote
1answer
36 views

Delay after a MAC change

I am writing a script that will change my ethernet MAC address on a local network. It will work as follows: Initially eth0 will be brought down MAC will be changed using the ifconfig utility eth0 ...
0
votes
1answer
33 views

Boot blocked during 1min30sec because /etc/network/interfaces

With the following config (see config file below): if only ethernet cable is connected, it 100% works: I can quickly SSH the computer via eth0's IP, if both ethernet cable and wifi dongle are ...
0
votes
0answers
11 views

I wish to move SBC flash image to new board and maintain network interface indexing

I wrote a small php application on a SBC. I created a disk image from the CF card. When I write the image to a new CF and install on a new SBC the interface index numbers (I hope I am stating that ...
2
votes
1answer
762 views

Hardware Timestamping using PTP

I'm new to Linux programming. I have an Intel NIC with e1000e driver. I'm working on accurate time stamping of packets being captured from a network. My question is if I want to use RT Linux how ...
1
vote
0answers
53 views

Ethernet USB dongle works then randomly drops until restart

I've been using xubuntu 14.04 as my daily driver for a while now, as I've been getting into web development. I'm using a dell ultrabook that has no ethernet port (XPS 12 9Q33), and so I have usb 2.0 ...
9
votes
1answer
872 views

Why my ethernet interface is called enp0s10 instead of eth0?

Just that, when I run ifconfig -a I only get lo and enp0s10 interfaces, not the classical eth0 What does enp0s10 means? Why is there no eth0?
0
votes
1answer
70 views

Problems Setting Up DHCP Server On CentOS 6

I have been trying to set up a DHCP server on CentOS 6 running on an Intel NUC i7. I have installed dhcpd and am using the example dhcpd.conf subnet 192.168.1.0 netmask 255.255.255.0 { option ...
1
vote
0answers
26 views

Configure the network interface to send frames with 802.3 format on freebsd

Is it possible to configure my Freebsd (or Linux) so that all frames are sent in the 802.3 frame format (with the LLC part of 802.2) rather than Ethernet 2 frame format ? Thank you
2
votes
1answer
101 views

How can I share my internet connection (wireless) with an ethernet only computer?

I have a raspberry pi B+ set up in a server configuration and it connects to internet succesfully over Wifi with a USB dongle. My other pi (an A+) has always been located downstairs in the garage, ...
0
votes
0answers
26 views

in realtek 8139cp driver code, where does the start_xmit function triggers the chip?

Hope somebody could give me an explanation. I was looking at http://lxr.free-electrons.com/source/drivers/net/ethernet/realtek/8139cp.c#L731 and found in cp_start_xmit(..) function, there are all ...
10
votes
2answers
3k views

Solving Ethernet watchdog timer deadlocks

I have a debian linux box (Debian Squeeze) that deadlocks every few hours if I run a python script that sniffs an interface... The stack trace is attached to the bottom of this question. ...
0
votes
1answer
15 views

Error while trying to connect 2 pcs in lan

I'm trying to connect two PCs in local network and am having difficulties: not that information you need, so I will put some, if I can put it need more: pc1: OS GNU/Linux Mageia pc2: OS GNU/Linux ...
1
vote
1answer
53 views

check tcp packets reception below tcpdump level

I am having an issue with my smartphone device and packets monitoring: I am trying to find a reason why I cannot establish a VPN connection via PPTP protocol. I have the following successful ...
1
vote
1answer
67 views

How do I understand if an USB Ethernet adapter is compatible with a certain kernel version to use it to load kernel/filesystem?

I'm using an old kernel, 2.6.32, and I would like to boot the kernel over TFTP and mount the filesystem over NFS. Mounting the kernel over TFTP is a plus, but mounting the filesystem over NFS is a ...
13
votes
2answers
6k views

How can I create a virtual ethernet interface on a machine without a physical adapter?

I have a Dell XPS 13 ultrabook which has a wifi nic, but no physical ethernet nic (wlan0, but no eth0). I need to create a virtual adapter for using Vagrant with NFS, but am finding that the typical ...
0
votes
1answer
101 views

How to make virtual interface ping to a host in the network

I crated a virtual interface as indicated in this link. sudo modprobe dummy sudo ip link set name eth10 dev dummy0 sudo ifconfig eth10 up sudo ifconfig eth10 192.168.1.150 now if I want to make a ...
4
votes
2answers
373 views

Send traffic to self over physical network on Ubuntu

I have a dual port ethernet NIC and let's say I have connected both ports in a loop and assigned the following IPs to the 2 ethernet interfaces: eth2 -> 192.168.2.1 eth3 -> 192.168.3.1 I want to ...
2
votes
1answer
73 views

Addresses overlaps

I was putting somes static addresses to my interfaces then it shows me this: 172.16.1.0 overlaps with FastEthernet 0/0 What does it mean when two addresses overlaps and how can we avoid it? EDIT: ...
0
votes
0answers
31 views

wireless and wired both not working at the same time

On a Raspberry Pi, running Raspberry OS, I have bridged eth0 and wlan0 in order to share the internet connection of Ethernet using wifi. both the interfaces are configured and both are up.but after ...
1
vote
1answer
125 views

How to enable ping between machines connected in two interfaces?

I have a linux board with two ethernet interfaces as mentioned below. eth0 connected to another linux machine (ad-hoc) eth0 on board 191.168.1.2 connected to Linux machine 192.168.1.3 eth1 on board ...
2
votes
1answer
57 views

make my Debian laptop switch autoamtically to a backup connection

I have a laptop with Debian OS installed under it. It is initially connected to the internet using an Ethernet cable (via a modem) and I want to automatically switch to a backup wifi connection (which ...
2
votes
1answer
97 views

set MAC address in “interfaces” file without configuring other network parameters

Under Debian Wheezy permanent network configuration takes place in /etc/network/interfaces file. Is it possible to configure hwaddress for an interface without configuring other network parameters ...