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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convert Ethernet router into integration gateway

I need to integrate to an Ethernet proprietary network. It is IP based but doesn't implement TCP. I need a router which will poll devices on this network, and periodically post the data using ...
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1answer
35 views

Dual ethernet interaction [closed]

I was looking at the overview for MSI's new X99A motherboard and noticed that it came with two ethernet ports. I've only ever used motherboards with a single ethernet adapter so I am wondering how the ...
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37 views

Network devices down suddenly

This is a home network with many wired and wireless devices. Yesterday I plugged in a bad CAT5e cable (Orange/White and Orange - Tx- & Tx+) were crossed. It seems I lost all internet access for my ...
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214 views

Optimal advanced settings for Gigabit NIC

My laptop's NIC is gigabit and I am searching for the optimal settings on the "Advanced" menu to take advantage of gigabit speeds. The settings are: Energy Effecient Ethernet Green Ethernet EEE ...
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78 views

Unable to Connect Marantz receiver on Ethernet on D-link 2750U

I was using a Netgear router, which was connected to my BSNL internet connection working as a Modem and a Router, it was connected to my Marantz receiver as well which I use to connect through my ...
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5answers
93 views

Twisting a LAN cable in the middle of another one

Theoretically if i have 3 devices and i want to connect them through a lan cable, can i connect 2 of them with a LAN cable, then cut it in the middle and twist in a third cable. Will it work as three ...
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23 views

What is the procedure of gaining and maintaining wireless internet?

There are a lot of parts in the procedure of having and maintaining a Wifi connection (or lack thereof) that sometimes makes me confused as to what the heck is going on when I try to connect to a ...
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1answer
54 views

What does a router do?

This question in its current state may be too broad, so I'll clarify. Obviously, most routers today are a combination modem, WiFi transceiver and router, taking the signal off the phone line, ...
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45 views

HTML5 web content really slow, somehow caused by ethernet driver

HTML5 content is really slow for me, browser independent. It seems that my ethernet driver crashed recently, causing HTML5 videos and other content to load slowly, get stuck etc. I updated the driver ...
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37 views

How do I detect whether somebody is using my MAC address?

Some universities use MAC addresses of laptops to share internet. When we access to internet by common routers (universities, working place) if someone use our MAC it is a problem since data usage of ...
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1answer
61 views

Only one of two ethernet connections has internet access

Alright, this one has got me completely stumped. Among other devices, I have three computers currently connected to the same wireless router: One of them is connected through ethernet and has ...
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98 views

Ethernet will not activate on DELL/Alienware Aurora R4 box running Ubuntu 14.04 LTS

I'm running an Alienware Aurora R4 with Ubuntu 14.04 LTS and the Ethernet cable is plugged in, the light is amber, but it will not connect. It shows: NEVER USED. I've turned off IPV6 and set IPV4 ...
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188 views

Rejoin split ethernet cable?

In my apartment we have an old LAN network where every room is reached by ONE ethernet cable that splits in 2 ethernet ports, the same happens to the hub where 6 cables arrive (one from each room) and ...
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3answers
138 views

Splitting my Ethernet signal

My modem comes into my house on the first floor and I have a Cat5 cable running from it through the walls upstairs to my wireless router. I need the router upstairs in order to get a hardline to my ...
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1answer
57 views

“Automate” a clean install of a random personal Windows computer? [closed]

I'm the guy who is always tasked with reinstalling Windows on random personal PCs with different hardware. I'm referring to friends, family, personal PCs and not organized corporate PCs. I did not ...
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37 views

I am getting small shock on my laptop's metal part when i connect to WLAN Ethernet

I use a cat 5e, 4 pairs, UTP cable using T-568 B standards. when i connect this wan cable provided by my ISP (my ISP don't need any Modem it's a direct digital) in my Dell xps 15R L502X (early 2011) ...
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402 views

Is it better to have 2x 48 port switches or 4x 24 port switches in a network?

Short questions Is it better to run a large local network through either : A) run all cables back to 2x connected 48 port ethernet switches (with STP (required by Sonos)). or B) Run 4 x 24 port ...
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257 views

Do Rj45 couplers slow down / create bottle necks in a network?

Do Rj45 couplers like the ones here on amazon below slow down a network / create bottle necks. Network switches are specced as gigabit or 10/100, but i havnt seen any couplers specced as such, is this ...
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1answer
108 views

Ethernet over Powerlines

I have a question about Ethernet over Powerlines. I am trying to create a network between my main floor, and my basement. The thing is my basement is a separate apartment. I am wondering if Ethernet ...
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1answer
52 views

Could connecting two seperate routers via an ethernet switch cause issues on one or either of the networks?

We've got 2 incoming internet connections each coming into their own modem / router combi. (I do plan to eventually combine these connections using a load balance, but haven't got round to it yet). ...
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1answer
149 views

Data hub setup for a structured wiring panel

I have a structure wiring panel in my home and the bedrooms and living room all have ethernet jacks. All the coaxial cables in the panel are labelled as: 1, 2, 3, fp1, fp2, and 2 cables called emarc ...
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1answer
111 views

Is there a magic box that can simulate 2 different IP addresses through a USB port

In work we have equipment pc's that is segrgated to the company network because the machine makers pc standard never matches the comapny requirements and validation activities render it impossible to ...
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1answer
282 views

DHCP server on bridged Ethernet/Wifi not working; Windows 7

I live in an apartment complex that provides Wifi. I have my Windows 7 laptop connected to this Wifi, and that works fine. I have setup a network bridge between Wifi and the Ethernet port. I have also ...
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2answers
55 views

Can you suggest a more reliable Wi-Fi setup for use on a Yacht?

I have a friend with a yacht who is having networking issues trying to get devices connected on his boat. He regularly sails between marinas and needs to basically 'repeat' their Wi-fi connection. ...
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1answer
67 views

Get IP address from one-to-one connection?

I have PC box with installed Windows Embedded which runs specific software and have no display and I can't connect one. It has stable ip address which was set years ago, but somehow it was lost by ...
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1answer
2k views

Synology read performance degrades with Jumbo Frames over 6000

Short Version My home network is pure gigabit with devices that all support jumbo frames up to at least ~9000 bytes. Increasing the MTU jumbo frame setting on the Synology to 6000 (bytes) increases ...
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129 views

View network devices on different subnet

I have my main router (192.168.1.1) connected to another router (second router) via ethernet (used as an access point 192.168.1.2) to extend my coverage. Other network devices are also connected to my ...
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1answer
289 views

When terminating a straight through network cable, should I use 568A or 568B?

What the title says, really. Sure, it'll work either way, even if I order them by my favourite colors, provided they are the same in both ends, but what is the "correct" standard to use with 100BaseTX ...
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35 views

No connectivity at CAT6 Ports

I've been running into a bit of a weird issue, so hopefully this run down will help someone come up with ideas I haven't had. I'm setting up a new home that has the following: CAT5E 350MHz T.568C.2 ...
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1answer
62 views

Windows 7 professional Networking query using Sky Broadband and NAS

I have a D-Link NAS which was working happily thru an EE BrightHub. It could access the internet whilst the PC was switched off. I have changed from EE to Sky and find an issue with the Sky hub. It ...
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0answers
88 views

Reset Bios now onboard ethernet is detected but can't connect

The other day I reset the bios on my Dell Dimension e310 and installed windows 7 on it right after. This computer is mainly just for me to play around on so I've been installing a lot of OSs on it ...
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2answers
60 views

How do I get ethernet cable to register on the network? [closed]

I have been using an ethernet cable on my personal Windows 7 x64 laptop to my corporate network at work. I unplugged it one day, then plugged it back in the next day, I didn't even use the laptop ...
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1answer
63 views

Netgear N600 Router/Modem Access Point

I have a NetGear N600 Router/Modem that I used to use before I got a new router and modem. I've been wanting to get an ethernet connection into my room without having to route a cable across the ...
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1answer
126 views

How do I restore wireless access and my wireless connections after using an ethernet cable?

Superuser doesn't explicitly list this problem, so I'm documenting it here. I have a standard Windows 7 x64 (Home Premium) Asus laptop and have been using wireless for years. I then recently took it ...
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69 views

vmware debian vmxnet set_features() failed (-1)

I have a strange error in my vmware client (debian 7) on boot: something like: vmxnet error eth0: set_features() failed (-1) ... I am not able to copy it because when boot is finished and the ...
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1answer
37 views

Paying for expensive, relatively slow WAN link between virtually adjacent offices. Alternatives?

A few years ago, I worked for a corporation which payed quite a lot (I forgot exactly how much but it was quite a few hundred dollars per month) for a WAN link to connect two adjacent offices. The ...
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267 views

Will I experience degraded performance on a Ethernet connection through a splitter if I'm the only user on the line?

I currently have a long wire ethernet chord travel from my office to my bedroom (the rooms are side by side), as I wish (It's a long ethernet cable wire). I went from a 1.9 MBPS to a 15.+ MBPS after ...
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91 views

Switching to WiFi connection when Ethernet is slow (Windows 7)

My PC is connected to a powerline adapter via an Ethernet cable, and I get a fast connection. However several times a day the powerline adapters seem to lose connection for a couple of minutes, ...
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1answer
169 views

Using a DD-WRT router as a wireless ethernet hub

As the title says, I have a DD-WRT router that I would like to use as a wireless ethernet hub. I have a machine in an RV park that is ethernet only, and I need to connect it to the internet. The park ...
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2answers
149 views

Scanner Canon DR-2020 U network

I bought a scanner (Canon DR-2020 U), but it doesn't have the network card. How can I make this a network scanner? I can hook the scanner to a computer that is on most of the time, but is it ...
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1answer
190 views

2 Pair Ethernet not working

I have one 4 pair cable. The brown pair is being used for a telephone (that is working). I took the green & orange pairs and punched those down to a CAT6 block and added a CAT6 connector at the ...
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2answers
282 views

Why is my connection only 100Mbps?

We recently have installed Cat6 cabling in our walls using Cat5e jacks (Could not find any other type). From research, this seems to be a working method, however the connection is auto-negotiated by ...
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11 views

withdraw MAC address assignment

Is it possible to un-claim ownership of a MAC address via special kinds of gratuitous ARP or possibly by sending ARP packets with special addresses (e.g. 00:00:00:00:00:00) to invalidate cache table ...
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1answer
315 views

Wired connection being dropped

I have an ARMv7 microcomputer (based on Freescale IMX6) that works as media server, running on Archlinux. The last couple of weeks i've been having issues with the wired connection (eth0), it drops ...
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2answers
563 views

Should I connect my laptop through an ethernet cable instead of wifi?

Im currently running Internet through everything in my house (two laptops, one desktop, 4 phones, a couple iPods) through WiFi through my 2.4GHz router. My laptop is pretty much always sitting very ...
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1k views

Ubuntu 14.04 15.04 wired internet not working

I'm pretty new to Ubuntu. I have this installed on a separate drive. My normal boot is Windows 8, which I am currently writing from, so no issues with the cable or router. My wired internet isn't ...
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213 views

Is it worth using Cat6 cables with existing Cat5e wiring? [duplicate]

We are currently in the process of installing a new Wi-Fi repeater in our house. Our house was built with Cat5e cabling in the walls, conveniently going from the location of our current router to our ...
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405 views

Ethernet connection fails in virtual machine (linux mint 17 KDE)

I am having trouble gettting my internet to work in my virtual machine. I am using VMware on my Windows 8.1 pc. The VM runs Linux mint 17 KDE. VM settings: either NAT or bridged (both fail to connect ...
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2answers
72 views

Is there such a thing as a double ethernet cable?

I have a cable modem in the living room. I have ethernet running out of the cable modem to an Apple Airplay, then back out of the Airplay to a 4 port switch so that I can hardwire all my consoles. I ...
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103 views

Transferring Files Over Ethernet to Network Storage Kills Internet Connection

I have an Airport Extreme router (newest model) with a USB drive attached that I transfer files to. My Mac Pro (3,1 running latest Yosemite) is connected to this router via Ethernet, and I've been ...