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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4
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0answers
57 views

How best to enable end-user configuration of wifi or Ethernet on embedded device?

I'm building a device that includes an embedded Linux computer and I need to allow the device user to (easily) configure the device to connect to their wired or wireless network. I know there are ...
3
votes
0answers
13 views

Limit access/transmit rights on NIC to a single user application

I currently have a RT patched linux machine and I need to have full and undelayed access to my Wired interface card. I am running a realtime non-preemtable user application which sends a couple of ...
3
votes
0answers
163 views

Turn down the Energy Efficient Ethernet (eee) aka Green Ethernet

This is what is the Energy Efficient Ethernet. The problem is, that in lot of environments it conflicts with other features and stuff so i really need to disable it. I read that something can be ...
3
votes
0answers
145 views

Ethernet bonding round-robin not work when 1st interface down

I'm trying to understand the bonding mode=0 (load balancing round-robin). Using eth0 & eth1, I created bond0 interface as the configuration below : root@test-env1:~# cat ...
3
votes
0answers
683 views

linux udev rule to load gadget module for client driver

I'm having a hard time automating loading a gadget module and bringing up the usb0 device as a eth interface. The interface in question is g_ether for a embedded Linux device and connecting to a PC. ...
2
votes
0answers
21 views

lshw HWPath priority — how to determine

I have a project here at work where I'm attempting to definitively map ethernet MAC addresses to physical ports (IE card 1 port 0 is eth0 (mac xx:xx:xx:xx:xx:xx) and a non-technical operator can look ...
2
votes
0answers
273 views

Why can't Fedora start my (hard wired) network?

FYI: I've asked this on Superuser but not luck so I'm trying here. I'm not sure which it is more relevant to. I have a hard-wired Ethernet card/cable to my hub. I start Fedora 23 but there's no ...
2
votes
0answers
598 views

Could not resolve host: mirrorlist.centos.org

I did a fresh install of CentOS 7 on an Acer Inspire T. It is a terminal-only installation (no GUI). I connected the CentOS 7 box to a cable modem via an ethernet cable, and the cable modem is ...
2
votes
0answers
118 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 ...
2
votes
0answers
2k views

Multiple virtual interfaces all bridged to eth0

I'm following this tutorial for setting up bridged a bridged Ethernet interface using uml-utilities and bridge-utils and it works for 2 interfaces but no more than 2. What I'm trying to achieve is ...
2
votes
0answers
218 views

No network interface for the lan9118 emulated on QEMU 1.4.0 overo machine

Im using QEMU 1.4.0 Ubuntu 13.04 distribution. Im trying to make the virtrual machine part of the host network so Im ussing this command: sudo qemu-system-arm -M overo -m 1024 -sd ./test.img -clock ...
2
votes
0answers
504 views

Bonding configuration on a blade server with Oracle 6.3

I'm trying to configure a mode 6 bonding on a blade server. Blade Enclosure: HP c7000 Blade Server: ProLiant BL460c G1 Redundancy part of the bond is working, I can pull out any one of the cables ...
1
vote
0answers
69 views

Different behaviour over WIFI and LAN-Ethernet when connecting via VPN

I have some problems getting my internet connection working over the LAN, meanwhile over the WIFI, everything seems to work nicely with my Ubuntu 14.04 LTS machine. First thing I do is connecting to ...
1
vote
0answers
105 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 ...
1
vote
0answers
32 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
1
vote
0answers
98 views

Ethernet only works when PC booted with cable plugged in

My Ethernet adapter is Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 06) and I'm using x64 Arch Linux, kernel 3.18.4. Connections are managed using ...
1
vote
0answers
358 views

SOCAT / MINICOM “No such device or address”

I'm no Linux guru, however I've done quite a lot of research on Socat and I simply cannot create a device that Minicom can see. In this case, port 10001 is the port that a Black Box Ethernet to ...
1
vote
0answers
622 views

Setting up a 802.11s mesh network for mobile devices to communicate with a wired server

I'm in the process of developing an android app that maintains a device's connectivity to a linux-based WiFi mesh network, and periodically sends status information (GPS, battery life, etc.) to a ...
1
vote
0answers
189 views

Cannot connect to the Internet using a Realtek Lan RTL8105TA card

I'm new to both Elementary OS and Linux on the whole. I have made a LiveUsb to try it out before installing it on my notebook. Everything works fine except for the internet. I don't have WiFi, but a ...
1
vote
0answers
171 views

Why on my Linux PPPoE connection displays sometimes authentication failure?

Here is my log: Oct 18 09:51:52 -desktop pppd[2764]: Plugin rp-pppoe.so loaded. Oct 18 09:51:52 -desktop pppd[2766]: pppd 2.4.5 started by root, uid 0 Oct 18 09:51:52 -desktop pppd[2766]: PPP session ...
1
vote
0answers
1k 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 ...
1
vote
0answers
239 views

Which filter configuration in kernel rate limit the outgoing packets to 1packet/sec?

Which net filter in kernel configuration other than iptables enable rate limiting on the outgoing packets on ethernet port?
1
vote
0answers
552 views

wpa_supplicant connection issue: iw dev wlan1 link shows connection, but network unreachable

I've been testing a Wifi card in my machine and I can't seem to get it to connect to my home router. The card is a ralink rt37, I compiled the modules that I needed into the kernel and downloaded a ...
1
vote
0answers
59 views

Can we Bring Up eth1 after removing e1000e modules?

I am trying to setup TCP in RTnet. I am not sure whether its possible. I read that RTnet is not supporting TCP. Is that so? So now I am trying to setup rteth0 as server and eth1 as client. To setup ...
1
vote
0answers
364 views

Super slow internet requests

My Internet connection seems to be extremely slow on loading pages, specifically (it appears) when the browser sends the request for the first time. It takes like 5-6 seconds just to send the request ...
1
vote
0answers
141 views

Identifying MaxSpeed of a Bonded Interface

I have configured Ethernet Bonding for our RHEL 6.2 Servers. Bonding is working fine but few confusion for me when I configured MRTG to monitor the bonded interface. MRTG is showing MaxSpeed of the ...
1
vote
0answers
1k views

Unable to install Atheros AR8161 Ethernet controller driver for centOS 6

I've installed CentOS 6.3. However, eth0 does not show up on ifconfig. So I figured out that I need to install alx Ethernet driver from here. Since my internet is not working, as ethernet drivers are ...
1
vote
0answers
1k views

Why does eth0 only go up sometimes on boot?

I just installed Arch with Archboot. On boot, there's about 50% change of eth0 to go up. If it doesn't I'll have to reboot. What could cause this? If it goes up, dmesg contains: [ 7.9...] IPv6: ...
1
vote
0answers
460 views

Wlan0 Static Ip bridge

EDIT: Even taking br0 out, still cannot get a static IP connection. I had the following /etc/network/interfaces configuration and it was working auto lo iface lo inet loopback auto eth0 iface etho ...
1
vote
0answers
69 views

Would it be possible to not have the network link cycled on loading the kernel module?

Using some cheap hardware in a thin-client setup we use a diskless PXE booting a small Linux kernel. Currently, it takes a quite some time to boot it fully up and we're looking into some optimizations ...
1
vote
0answers
354 views

Configuring multiple static IP addresses for a disk image

Using Ubuntu 10.04 I'm using Clonezilla to create and install a customized image. I'd like to be able to set up multiple static IP addresses. For example, I'd like the first interface to have the IP ...
0
votes
0answers
9 views

add 10G fiber NIC however not able to see it go to up state

I have added a 10G Intel PCIe card to my Linux machine. I have connected both sides of the cable and the remote side comes up when I plug the cable into my linux machine and goes down when I remove ...
0
votes
0answers
13 views

No response to DHCP broadcast

Following on from this question, I'm still trying to get ethernet and DHCP working on a buildroot-based embedded Linux board. Here's what I'm trying: The ethernet interface is brought up using ...
0
votes
0answers
11 views

Could two servers connected by one cable use the link in the same time?

I'd like to know if two servers connected through a cable, can use the only connection to communicate in the same time. For example suppose both have are ssh servers, could I log in from A into B and ...
0
votes
0answers
32 views

Active-backup bond of 2x mode 4 LACP bonds

I have 2 switches and a server with 4 NICs. The switches are connected together with a LACP LAG. I'd like to have a situation where I'm able to survive a switch failure, also still have the ability ...
0
votes
0answers
176 views

Ubuntu ethernet connection works for few seconds then drops (with Win 7 dual boot)

I've looked through other posts with similar issues but so far to no avail. I'm running dual boot with Windows 7 and Ubuntu 15.10 and although the Ethernet connection works on Windows, when I boot ...
0
votes
0answers
36 views

Multiple Ethernet interfaces

I am using Debian 7.8 on a PC Engines APU board. The APU also has an apache server on board which is the main application for external users to access the APU and its associated applications (which ...
0
votes
0answers
38 views

Set Primary NIC - Fault Tolerance and Redundancy - Raspbian Wheezy

English is not my native language so please be patient. Hi to all, happy new year. I have a Raspberry Pi 2 (model B) running Wheezy (4.1.7-v7+), after a lot of help from Diederik and the community, ...
0
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0answers
76 views

Ethernet and wireless controller not recognized any more

I have a pretty grave problem. I wanted to use some programs that dont run with Wine. So i set up a Windows-To-Go on an external hdd. Upon booting it said something like Devices are being ...
0
votes
0answers
63 views

Questions about setting up an OpenWRT Router as a client and ethernet ports

I'm fairly new to Linux and wanted to create a little OpenVPN setup. I have a computer setup with an openVPN server and a (cheap TP-link) router with openWRT and OpenVPN (client). Basically, I want to ...
0
votes
0answers
61 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 ...
0
votes
0answers
92 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 ...
0
votes
0answers
2k 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
177 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
0answers
17 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 ...
0
votes
0answers
31 views

Ethernet adapter not recognized at all (Steam Os)

I have 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 2.4ghz, and ...
0
votes
0answers
73 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 ...
0
votes
0answers
61 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 ...
0
votes
0answers
39 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 ...
0
votes
0answers
40 views

POE Connection Failure

I have 2 POE ports which are on different NICs. When I connect them together the ports' Ethernet does not come up. In other words, the associated "port status" register of those ports should turn to ...