A family of networking technologies for LANs. Ethernet encompasses bother the physical connection between devices and part of the protocols which define how the connected devices can communicate.

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Fedora 23 realtek ehternet works on livecd, but doesn't on a fresh install

lspci | grep -i ethernet gives the same for livecd and fresh install: 02:00.1 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 12)` ...
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78 views

How to use multiple network interfaces?

I need to use multiple network interfaces in a C program with sockets. My interfaces are wlan0 and eth0. When I connect eth0, the ping through wlan0 returns "Host unreachable", and consequently the ...
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64 views

USB ethernet doesn't hotplug

I recently got a USB3.0 Gigabit ethernet adapter (amazon) for my ultrabook (ASUS UX31A) running Debian Jessie. It works fine if it is plugged in while the laptop boots, however will not seem to ...
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29 views

Multiple ethernet device to single laptop

I am working on a project in which I have to connect multiple webcams to my PC through an ethernet cable. Is there any device which can help in accomplishing this task. How is there any other way ...
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67 views

Ethernet cable is broken or not properly plugged. Windows 7

This morning I tried to install Ubuntu 15.0.4 (having already Windows 7 Home Premium 64 bits installed). I did a dual partition and it worked perfectly. I installed some apps on Ubuntu for programming ...
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134 views

Is it necessary to use a patch panel for my network closet? My subcontractor is trying to convince me to go with a switch only

I am completing my home remodel and have decided to wire CAT6 cables throughout the house with at least 2 sockets for the wall jacks in each room. My subcontractor has already wired all of the rooms ...
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1answer
23 views

Will “smart” network switches send data direct or via its DCHP server?

Bear with me on this one. I have two Airport Extremes at home linked via a long gigabit ethernet cable. I wanted to improve the control over the network by connecting all my devices via smart gigabit ...
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61 views

Configuring network routing when multiple paths available

I plan on adding a 10GbE connection between two devices on my network, thus: As you can see, this creates two paths for traffic between the machines. Is this kind of arrangement feasible? Is there ...
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69 views

Downloads stop half way on Windows over Ethernet

EDIT: The problem does occur with the wifi as well as ethernet. It was just harder to spot. I have an X99 Deluxe motherboard with two ethernet ports. Using either of the ports, or the built-in wifi, ...
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26 views

How does IPTables console logging effect network packet drops?

How does console logging effect network packet drops? I am asking because I have iptables running with logging option and it logs packets to /var/log/iptables. I didn't configure --limit option in ...
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70 views

Windows 8.1 “Ethernet” doesn't have a valid IP configuration

I've searched all over the forums and various other web sites trying to solve this problem but I just can't find a solution. I've recently installed Windows 8.1 on my PC and cannot get my Ethernet ...
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189 views

Setting up Raspberry Pi as router with multiple interfaces on same subnet

Backstory: My college doesn't allow for multicast/zeroconf/upnp on their network (and understandably so, since there are way too many devices on the network). As a result, I'm trying to use my ...
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124 views

How do I add more Ethernet ports to expand on those my router already has?

This may have been asked before, so apologies, but without knowledge of correct terminology I was unable to find a related question. The router provided by my ISP has four gigabit ethernet ports. ...
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59 views

How flow control occurs between ADSL modem and DSLAM?

When Adsl modem gets the ethernet packets, it forwards them to DSLAM at Central Office by phone lines,as i know ethernet protocol uses pause frames for control flow so what kind of protocol is there ...
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442 views

Can I combine Wifi and Ethernet internet connections? [duplicate]

Can I make my computer use both Ethernet and Wifi connections to download files from multiparts supported servers simultaneously or download torrents faster and use both connections to download ...
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28 views

Wrong entries in switch MAC database after network changes?

If I have a single network switch and move computer A from one switch port to another, I assume the switch is intelligent enough to erase all MAC database entries from the first port (since the link ...
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53 views

Set bandwidth on TP-Link TD-W8951NB router

I have problem with my router. I want to set bandwidth, ie: for port 2, maximal 300 kb/s. How can I do it? I tried google, but everyone has other design of 192.168.1.1 and I don't have there these ...
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94 views

Connect via remote desktop to server using direct ethernet connection and APIPA address

I recently set up a headless Windows 10 machine to run some shared software that we only have one license for. I want to be able to use remote desktop to connect to it and take control, but I am ...
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96 views

Internet speed stutters—even Ethernet connected devices—when Wi-Fi is enabled on a D-Link DSL-2750U ADSL Wi-Fi router

At my workplace, we have a D-Link DSL-2750U ADSL Wi-Fi Router which is connected to a 24-port D-Link Ethernet switch. It is a very small setup. About 20 clients connect to the network (including ...
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122 views

USB Ethernet adapter keeps disconnecting

I have a surface Pro (the first generation). I had not that much money to buy an expensive docking station, so I've got a USB-HUB and connected a USB Ethernet Adapter to it. Using it, my Bandwidth is ...
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55 views

Ethernet to USB adaptor will it work?

I have a WD MYbook-live NAS drive with only one ethernet port and WD MY Passport ultra portable drive with only 1 USB port. I want to be able to connect the passport ultra drive to my home network ...
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38 views

How to make server answer for who has ARP request not directed to its ip (answer also for different ip)

I have a computer with Fedora, a board running RTEMS and an adapter from ethernet to RS232-RS485. All of them are connected through an ethernet hub, I want to establish a connection between the board ...
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2answers
107 views

Wifi won't automatically connect if ethernet connected

I recently bought a Belkin AC876 USB wifi adapter for my desktop, but I've noticed that it will not automatically connect if I also have an ethernet cable connected as well. As soon as I disable the ...
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101 views

What is the best way to connect my HTPC to my NAS?

This may be a question for Server Fault but I'll post it here first. I have a NAS that runs WebDAV, Sonarr, CouchPotato, Plex, and HAProxy (so that I can access all of those services through one ...
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27 views

Ethernet port has no power when ATX12V1 power connector is plugged in

I have an old Dell Intel Connolly: E187242 motherboard that had the power supply go out. After ordering a new one and plugging everything into the correct ports, my NIC does not light up or getting ...
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652 views

Ethernet splitter, switch, or hub?

Which would be the best option for hooking up 2 or more Internet devices up to the splitter/switch/hub, getting no significant speed loss, and both working at the same time with individual local IPs? ...
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73 views

Do I need special Type of crossover cable to connect two Gigabyte Ethernet controller? [duplicate]

I have two S1200V3RPS motherboards, each having two Gigabyte Ethernet controller. One connector in each motherboard is used to connect directly to internet. Now, I want to use second controller in ...
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27 views

Gparted can not load filesystem when PXE booting

It looks like gparted does not support my Ethernet card... is there any way to make it so it does? I have tried this on my netbook and through virtual box on another machine, and it keeps giving me ...
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89 views

Ubuntu 15.04 - Wired connection Unplugged, Unmanaged, now eth0:avahi

I'm trying to use an ethernet connection on my dell xps 13 (L322x), but somehow the eth0 doesn't want to connect. First it said it was Unplugged, I fixed adding to /etc/network/interfaces auto lo ...
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51 views

Old computer, new install : ethernet and wifi not working

I got an old (5-6y at most I guess) computer from my company. They erased everything and just installed LMDE on it. Problem is, I can't seem to get any internet connection on it. I searched a few ...
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57 views

How can I connect a computer to a network through a windows 7 computer?

I have a linux/ubuntu server that is rather loud is inconvenient to place near enough to my home network router to connect it via ethernet. It sadly has no wireless features. I also have a windows 7 ...
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161 views

What is the logic behind the pin diagram of Ethernet cables?

Is there a reason why the pin diagram of a RJ-45 looks like this? I understand that the orange pair is used for Tx and the green pair for Rx. Why is it that the orange pair and kept together while ...
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109 views

Why can't a single Ethernet cable carry 2 independent connection? [duplicate]

A Ethernet cable has 4 pairs of data lines. In normal conditions only two pairs are used, one as a Tx pair and another as Rx pair. So two pairs are left unused. Is it possible to make use of these 2 ...
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18 views

Which type of ethernet cable to connect ethernet socket to a switch

I have an ethernet socket than I need to connect it to a switch. The contractor seems to forget to crimp the head that is suppose to be connected to a switch for me. Which type of arrangement do I ...
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21 views

TP-Link TG-3468 on IBM x3650 M2?

I got a networks card from TP-Link. It is the TG-3468. I want to place it into my IBM server x3850 M2. It has PCIe x8 slots. The slot is a little bit longer than the length of the card, but it fits. ...
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68 views

Right way to “pause” the network interface controller on Windows 7?

I have machine with Windows 7 and with ethernet NIC (network card). I want to interrupt data flow (like when I pull out the network cable). But I do not want Windows to stop network stack (network ...
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12 views

Ethernet ports not giving me network access on dreytek vigor 2860n

I have inherited a DreyTek Vigor 2860n router and it is setup with WIFI and giving me internet access perfectly. Now, I need to connect an ethernet only (i.e. a wired device, not wireless) to it but ...
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76 views

CAT6 RJ45 - Unidentified Network

I have tried 3 times now to attach new RJ45 connectors on each end of the CAT6 cable we have just run around my house and through the crawl space, (so really hoping it's not the wire because it is ...
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1k views

Moschip UA0025c USB - ethernet adapter don't work after upgraded to el capitan

I have upgraded my Macbook Air CTO 8Gb ram (mid 2015) to El Capitan. After that the USB ethernet adapter don't working... first always said cable unplugged, after i removed the interface i can't add ...
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61 views

Two 802.11n access points in same LAN bridged through Gigabit Ethernet

I have a wired home Gigabit Ethernet LAN with several PC's and other devices operating correctly over it and one WiFi N access point/switch/gateway. I have installed another 802.11n access point (the ...
2
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1answer
70 views

Link does not establish on one interface

I'm using an old computer as home server/firewall using a linux based distribution (Mandriva). Initially, it had two NICs, eth0 being the motherboard adapter while eth1 is a 10/100 PCI network card. ...
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572 views

How to configure a NAS -> Ethernet -> Windows PC -> Wifi LAN setup such that all devices can see each other

My desired setup is: NAS has direct ethernet connection to PC PC connects to home network and internet wirelessly (i.e. wifi to router) I want to be able to transfer files to/from the NAS as fast as ...
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1answer
148 views

Using two different networks at the same time

I am wanting to setup an old PC that uses Windows 7 as a private FTP server, however, I've run into issues after connecting the PC to a second network. The server PC is currently connected to my own ...
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788 views

Using ethernet cable (Cat 6) with phone jack?

So I just moved into a new apartment which only allows one internet service (AT&T) and the wireless is so spotty it's basically useless. The living room in my apartment has these two jacks ...
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52 views

Are there DNS performance differences, between macs vs fedora on home networks FIOS?

I recently switched my home network provider to verizon's fios, which proves to be very fast for external internet access. Oddly, however: On one of my laptops which is connected to an ethernet ...
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1answer
709 views

Is it possible to use a Netgear EX6200 W-Fi extender for Ethernet connections?

I have a main router and then in the other section of the house a router used as an extender (Let’s name this network “[Wifinetwork]”). I want to receive the Wi-Fi signal from the extender with my ...
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41 views

Replugging of one wired ethernet connection for three systems only working after a long wait

I'm living in a dorm house of more than 200 students and each room has one ethernet wall plug. On my laptop I'm running Ubuntu and I also have a dual boot PC running Win 8 and Manjaro Linux. I only ...
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137 views

How does OS X decide between Ethernet and Wifi for Internet access

When both are connected does it always use Ethernet or does it monitor both and use the most reliable or fastest one?
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598 views

Excessive number of Ethernet Connections with constant Internet Dropouts

I have no idea how to even begin to solve this problem, so would appreciate some advice. My internet has been dropping out for just my Windows 10 Laptop, no other devices on the network. I ...
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1answer
58 views

After shutting down & turning on, laptop doesn't recognize Ethernet cable on Linux Mint 17.2 Cinnamon-64bit

So after shutting down my laptop and turning it on the day after, Linux Mint 17.2 doesn’t recognize my Ethernet cable connection. I have read a possible answer here. So my questions are simple: Is ...