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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How can I connect to a router through a switched ethernet network?

I have a computer and a router connected at different positions to a switched ethernet network. I want to connect them as if I had plugged my computer directly into the router. As I understand it, ...
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22 views

10base2 (a.k.a. thinnet) over TV coax (wrong impedance) - will it work?

I have a run of TV/DVB-S coax in my house and I think about abusing it for ethernet. I am aware of the "good"/modern solution (ethernet over coax, fancy modulation an all, something like ...
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59 views
+50

Ethernet link going up/down repeatedly

I have a TP-Link TL-WR841ND router with OpenWRT connected to an ADSL modem. The problem is that it often happens that the ethernet link starts going up and down repeatedly and the Internet connection ...
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32 views

Connect to internet with wifi, while wired to a different LAN through ethernet

So I have a small router I'm connected to through an ethernet cable, and I'm having multiple devices connecting to that router through wifi, so they can view my computer screen. Screen sharing on ...
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1answer
17 views

Ethernet port/device not picked up at all in Windows 7

on my Windows 7 machine my ethernet port is not recognised at all. Even in device manager (shown below) it is nowhere and same as in network connections. I've tried installing the motherboard ...
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2answers
23 views

Choosing from multiple network connections

I have two different ISPs in my home and also two different routers. I'm using one for Wireless, and one for ethernet. On my PC here, it has both wireless and ethernet connections setup at the same ...
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49 views

Virtual ethernet adapter not receiving traffic

I have VPS with one network card and 2 IPs (.88 and .87). I have separate mac for .87 address. I need to setup another (virtual) network interface with this IP and mac. I'm not an admin, so this is ...
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5 views

How to connect Data Acquisition System to a Laptop and laptop to a server with Ethernet cable?

Our research group is involved in a continuous monitoring of a structure and we have a data acquisition system (DAQ) and a laptop deployed on site. DAQ is connected to the laptop with an ethernet ...
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1answer
33 views

network connection suddenly disconnected and disabled during large file transfer over the network

I am currently using windows 8.1 64 bit on my laptop. I have a working network setup and I can start to transfer some large (20+GB) files. However after a few minutes the network connection ...
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2answers
93 views

Disable wireless when ethernet connection is detected on an HP EliteBook

My company has recently started giving out HP Elitebooks to employees, replacing the Lenovo ThinkPads we used to use. I'm trying to find a way to disable the wireless when it detects that an ...
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1answer
40 views

Ethernet (en0) loses IP address when WiFi (en1) starts/stops on OSX

We're using the Ethernet connection as a point-to-point connection to a lighting console and then the WiFi to connect to the main network. The issue is whenever we turn the WiFi on/off the Ethernet ...
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1answer
38 views

gigabyte speed in an ethernet connection

My operating system is Ubuntu 12.04. My cable modem is a motorola surfboard extreme. My comcast cable is 58 mbps. I'm using a belkin router. And my NIC is a NVIDIA Corporation MCP51 Ethernet ...
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1answer
31 views

Is there any device that receives WiFi signal and translate to an ethernet?

I was looking for a device that receives my house WiFI and gives me an ethernet, if possible a very high speed WiFi, I would like to put cables everywhere but I can't actually, so this would be my ...
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1answer
25 views

In Windows 7, what is meant by a “managed” network connection? An “unmanaged” one?

As referred to by opening the "Network and Sharing Center" and by clicking through as shown in the illustration below:
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3answers
46 views

How to bind a PC's ethernet port to a particular router?

I wish to limit my office PCs to within the local LAN I set up. So, I've set the router to restrict internet access from these PCs. Basically, the idea is to prevent users from uploading confidential ...
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2answers
27 views

Dual wifi router setup

Can I use a gigabit ethernet switch plugged into my cable modem and then plug two different wifi routers into the switch. I want to use my new high speed router to always go through my VPN and my old ...
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9 views

Properly sharing windows 8 ethernet over wifi

I'm trying to share my ethernet network over a wifi card on my windows 8 pc. I have been able to do it following some guides online but when connected to the wifi hotspot, it doesn't have an ip ...
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2answers
29 views

Unable to access static IP of wired device connected to wireless network

I have a proprietary device with a static IP. I have connected this device to my wireless router through an ethernet cable. When I connect my laptop to the router via ethernet, I am able to access ...
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2answers
19 views

Download and upload from different router using eth0 and wlan0 connection

I have 2 modems, one with 5 mbps upload and another one with 8 mbps download. Is it possible to connect one from wlan0 and another from eth0 interface and use one of interfaces for download and ...
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16 views

How can I configure 2 UNIX hosts to share a single wireless router connection?

How can I share my MacBook Pro's wireless 802.11ac connection with a fairly old dual-G5 server? So, I'm thinking that rather than run a CAT6 cable down the middle of my kitchen, I simply connect my ...
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1answer
68 views

Can MoCA be used behind a wired router?

We have Comcast cable internet, and we want to connect two devices: one WiFi router, and one PC via a wired connection. We have these all set up in the same room and it basically works: wall ...
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35 views

ethernet interfaces are sometimes renamed to 'renameX' on startup

I've installed a recent daily build of Ubuntu Trusty on several HP dl380e 2U servers. These servers have 4 x 1Gb onboard NICs. In addition, I've installed a PCIe 2 port 10Gb NIC in each server. The ...
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2answers
958 views

In theory, how would you set up a mechanism by which repeaters/hubs could detect loops and shutdown ports to break the loop? [closed]

I am trying to think of a mechanism to use repeaters to detect loops and then shutdown ports in order to break the loops. Is it possible for any solution to work 100%?
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1answer
117 views

Ethernet for Internet, WiFi for VSwitch

I would like to: Connect to the internet using the laptop ethernet port. Share the Wifi on my laptop to a Hyper-V VSwitch and connect "physical" clients to the Hyper-V domain. (Tablets, laptops, et ...
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6answers
3k views

Do cabled connections and Wi-Fi “use” the same bandwidth?

My brother likes to play games online on his Xbox. However, because he is far away from the router, he uses our Wi-Fi instead of an Ethernet cable. I, being closer to the router, use an Ethernet cable ...
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33 views

Need help for setting up network cameras

I am newbie to here and I do need help from any of you. I work in Japan and I have a shop in Thailand. I would like to set up network camera at my shop in Thailand and I want to look my shop from ...
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2answers
43 views

Crimping T568A vs. T568B color scheme: Does it matter electrically?

I have bulk Cat 5e Ethernet cable with "TIA/EIA-568B.2" stamped on the jacket. I'm assuming this means I should use the T568B color scheme. If I were to crimp both ends using the T568A color scheme ...
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1answer
25 views

The difference between metro ethernet vs fiber internet?

I am confusing these two things each other. Okay, fiber is a type of media used to conduct light signals rather than electric signals conducted across copper cables and thus offering high speed ...
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21 views

Using ADSL Router With LAN Internet As Input [duplicate]

Can I use ADSL modem with Ethernet LAN? The purpose was to broadcast LAN wire internet over WIFI. By mistake,I bought ADSL router, it accepts telephone jack input only as input internet Is there ...
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1answer
118 views

What happens if an unmanaged ethernet switch is looped (connected to itself)?

I don't know much at all about networking, and I when I tried to find an answer to this online I found someone who posted a one sentence answer saying "It would cause lots of broadcasts and ...
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1answer
56 views

Bridging vlans across en0 on OSX 10.9

I'm setting up to run virtual machines to as sample clients with different usage profiles. To do this, the VMs need to run on different vlans to each other, and to the main machine. The switch is ...
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35 views

BeagleBone Black Ethernet Failure

The BeagleBone Black ethernet interface will fail after a few hours of operation. As an example, we did a fresh install of both Debian and Ubuntu on two Beagles (Newest updates for the Arm OS), ...
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31 views

Airport network design - how to wire multiple airport boxes

I have a medium size installation in a big old house (brick exterior, and wood/plaster interior). There is a Comcast UBEE Docsis 3 modem with a short connection to TimeCapsule (router). From there ...
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13 views

How will affect MTU through different hosts?

I had issues with my new ISP, and I found that it has something to do with the MTU. This is the actual setup: Client, Win7 with jumbo frames, 9000 MTU Linux box: on the local side, a network card ...
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1answer
58 views

DNS server does not respond after reboot in Windows 7

First of all, I think that this might be an issue with the router (TP-Link) because I never had this problem before I moved into a new apartment. But I also recently formatted my PC, so I'm not sure ...
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2answers
85 views

Does the length of Cat5e cable affect the network speed?

Ok for starters we have Time Warner which happens to be the worst provider ever. We have two PCs(windows 7) and two Laptops(windows 8). We are paying for 100mbps our laptops on wifi average around ...
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3answers
76 views

My Internet access stopped working after restarting CentOS Linux

I have given static IP on my Vmware CEntoS virtual machine. My internet was working fine. but after restarting machine This is my ifcfg-eth0 file DEVICE="eth0" NM_CONTROLLED="no" #ONBOOT="no" ...
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3answers
55 views

Can I split the ethernet signal from cable modem

Can I connect the Ethernet cable from my cable modem into A wireless router A direct Ethernet connection to a PC Do I need anything special? What kind of splitter?
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24 views

Sudden and persistent powerline networking issues

Seems like quite a few people have strange issues with their powerline setups, but I picked up a pair of Linksys PLE400's about 6 months ago when I couldn't achieve a reliable wireless connection due ...
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1answer
42 views

Why are USB connectors different from RJ45/Ethernet connectors?

I note that USB cable and Ethernet cable (RJ45/Cat5/...) have the same function : to transmit data as fast as possible over a wire or a port that we can connect and disconnect. In their evolution they ...
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172 views

Set MAC address fails - RTNETLINK answers: Cannot assign requested address

I am attempting to change the MAC address of eth0 to 3d:dd:c8:88:c2:0d on a linux mint 15 cinnamon machine. Using "ip link set dev eth0 address" fails as seen below and macchanger produces a similar ...
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1answer
21 views

Can the Linux kernel shuffle Ethernet frames?

I have an FPGA connected to a Linux x86 via an Arista switch. The FPGA-to-Arista link is 10Gb Ethernet, and the Arista-to-x86 link is 1Gb Ethernet. For some reason, when I sent a "burst" of 10 ...
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19 views

Using 2 internet connections - (1 wifi - 1 ethernet) - on the same machine at the same time OSX

Is it possible to use 2 internet connections - 1 WiFi 1 Ethernet at the same time on a mac mini (OSX) ? Ive got 2 lines coming into the premasis and would like to use one for backups and one for ...
2
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0answers
69 views

Windows 7 won't detect ethernet cable

A month or two ago, I bought an ethernet cable to replace my existing wireless connection on my computer, as I frequently live stream and wireless connection is too unstable to do that. I should also ...
7
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1answer
40 views

Two Devices, Same Subnet, No Communication

This is a stripped down version of my home network, and my problem is I can not get 192.168.20.100 to communicate with 192.168.20.4. The workstation pings both routers and the server fine, and ...
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1answer
225 views

Looking for a fiber optic “switch” or “router” for home use

The gist of my question: What is a "fiber optic" switch called? I.E. a layer 2 ethernet switch that uses fiber TX and RX connections and sends layer 2 network traffic between the fiber strands ...
2
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1answer
52 views

Can't use Wifi when Ethernet is Active

I'm not able to use Ethernet and Wifi Simultaneously on Windows 7. I've read that it is supposed to be default in Win7, but when I connect the Ethernet, I can't connect to WiFi. A pop-up comes up ...
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3answers
50 views

Why is my wireless internet connection abysmal when my wired connection is great?

I know speed is likely to be slower over Wi-Fi than ethernet. This is about the consistency or persistence of the connection itself. When I'm plugged into gigabit ethernet, I get a great connection, ...
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33 views

Network Instable Connection over LAN, Airport Express works

I just got a cubox-i4 but have a big problem with the LAN connection. It establishes and crashes again. The thing is, that if I connect it via LAN to an Airport Express (connected via wifi), the ...
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3answers
148 views

How does a router detect a connected device ? (ENC28J60 module)

BACKGROUND: I am actually an Arduino beginner and learning to connect one to the internet via Ethernet. I'm not using the more commonly used (much easier) Ethernet shield (based on the Wiznet ...