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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601 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 ...
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2answers
43 views

Internet amazing via Ethernet, unusable via WI-FI?

so I got this new internet a few days ago, it's a 4G LTE Dongle which I connected to a TP-LINK TLL-MR3420 router to share it with the house (the ISP recommended it), I'm connecting my desktop to it ...
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0answers
49 views

Computer won't connect to network with auto-negotiate enabled

we just replaced our Netgear switch due to failure. The original and replacement were the exact same model: GS752TXS-100NAS with 48 gigabit ports. However, after the replacement was installed, one ...
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2answers
19 views

Will a Samsung Network Extender work after disconnecting the Ethernet cable?

Is it true that once configured the Samsung Network Extender from Verizon will work after disconnecting the Ethernet cable?
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19 views

Ethernet device not available in Windows “Network Connections”

I posted this in the Raspberry Pi section earlier, and someone said it was off topic. Hope this is better :) I'm trying to connect my pi to the internet by bridging the connection through my PC. When ...
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0answers
20 views

Is there a way to set a “keep alive” interface in Debian 8.0?

I'm working ins some personal proyects, and i need to set an Unplugged Ethernet NIC as Keep Alive(i mean simulating as conected) is there a way to archieve this on Debian 8.0? I've researched for my ...
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2answers
37 views

Two simultaneous connections under OS X

Is it possible to have a wired and a wifi connection established at the same time (under OS X) and define which services should use each connection? For example: Connect to my Raspberry Pi via ...
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3answers
262 views

Why is surfing/downloading so slow when uploading/syncing to Google Drive over ethernet?

First please note that I am using ethernet, not wifi. Checking with my ISP, I have 5Mbps download and 512Kb upload. So why is it that while uploading to Google Drive (I happen to use the Mac OSX ...
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1answer
54 views

Moving the ADSL modem: Best way of extending the cabling

I have had my phone company bring a direct cable from their FTTN switches in the basement to my living room. The cable they have used is a typical Cat5e. The company's modem has a RJ11 connector ...
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1answer
43 views

What is the use of the synchronization preamble in Ethernets? [duplicate]

In the context of Ethernets, what is the purpose of the synchronization preamble field from the beginning of an IEEE 802.3 frame? I'd take a guess that it was meant to distinguish packets from noise ...
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1answer
48 views

Use two routers without daisy chaining (use like WLAN card)

My WLAN card recently started losing quality, but I just got a new router (and kept the old one). The problem is that the router is down one floor and we don’t have Ethernet going through the house, ...
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1answer
69 views

Trying to connect both a router and a laptop via PoE

I have a PoE, which I’ve been connecting to my router for years. If I needed a wired connection for some reason, I would also run an Ethernet cable between my laptop and my router. My signal began ...
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1answer
429 views

Landline phones over ethernet

Is there anyway to be able to access the landline phone signal over Ethernet of a LAN as due to shoddy cabling in our house has only left us with 1 connector that still works when you plug your phone ...
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3answers
1k views

How is uniqueness of MAC addresses enforced?

Again and again I read that devices are uniquely identified by their MAC addresses. But how are MAC addresses determined? (And do they tell us anything about the device which they represent?)
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0answers
14 views

inspiron shuts off repeatedly when ethernet is plugged in

I have a Dell Inspiron 5348 that shuts off (as if the power is cut) when the ethernet cable is plugged in. At first it will run for 3-4 hrs, then shuts off at shorter intervals until it won't stay on ...
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1answer
109 views

how do I set up a wired 1 to 1 network connection between two computers?

I have two computers connected by an ethernet cable. One is a Windows 8.1 devbox, and the other is a CentOS 7 development server with only a terminal interface (No GUI). The development server will ...
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1answer
160 views

Find MAC address of a device on the other end of an Ethernet cable

Before anyone points it out, this is a different question to Check MAC address of a device on the other end of an Ethernet cable. I'm interested in an automated way (rather than Wireshark, etc) of ...
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1answer
246 views

Sharing WiFi Internet connection via Ethernet from Win 7 to Ubuntu

I'm currently setting up my first ever Ubuntu machine, and ran into some trouble sharing the Internet from my Win 7 computer. The Windows 7 computer is connected to the Internet via WiFi, and is ...
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4answers
2k views

Fiber Optic Home network? [closed]

My ISP is offering fiber optic connections in my country, so I decided to get one. it has 100 Mbps down and 50 Mbps up. also I have several computers and a file server in my home. So I want to cover ...
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1answer
715 views

Does a router affect internet speed through Ethernet?

My parents are moving out to the country, so obviously i go with them. We have an internet service that supplies 1.5 Mbs down and 600 Kbs Up, or something around there. We just got it set up today and ...
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33 views

Modem ethernet disconnects upon connecting to Internet

I am able to access my modem via ethernet when it's not connected to the internet. When I plug the cable connection and and the modem connects to the internet, the ethernet connection disables and on ...
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2answers
89 views

Ethernet disabled when Modem connects to internet

I am able to access my modem via ethernet when it's not connected to the internet. When I plug the cable connection and and the modem connects to the internet, the ethernet connection disables and on ...
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1answer
196 views

How to disable checksums on ethernet card in Windows 10?

How to disable checksums on ethernet card in Windows 10, preferably generaly (not hardware/driver specific)? I'm looking for Windows counterpart to ethtool -K eth1 tx off
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1answer
269 views

How to make Windows 10 Ethernet connection with no gateway a private connection?

I'm new to Windows 10 and have troubles finding a way to set one of my Ethernet connections (I only have one active currently) a private connection. This is simply a connection that connects to one of ...
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2answers
127 views

Homemade Ethernet Cable Not Working Properly [closed]

I run an Ethernet cable through my walls and crimped at both ends as a twisted cable: Orange stripe Orange Green stripe Blue Blue stripe Green Brown stripe Brown As I need to connect my router to ...
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1answer
107 views

Replacement for Ubiquiti AirWire power supply

I have an "Ubiquiti AirWire Plug 'n Play Wireless Ethernet Cord" That has been working perfectly for years. The other night, there was a lightning strike that blew up everything connected to a ...
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2answers
61 views

Is it possible to configure my wireless router such that it does not affect the network topology of my university?

I live in the graduate/Faculty housing at my university. The university supplies an Ethernet drop as well as a in unit wireless router. When I tried to configure my wireless router for my apartment ...
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2answers
88 views

How to extend Ethernet wirelessly?

The short question is: can I use Wifi to create an Ethernet socket 50 feet or 100 feet away? I got a Network Attached Storage device (NAS), and it needs to plug into a Ethernet socket. I wanted to ...
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0answers
43 views

How to bring up admin status of TAP port

I've created a virtual TAP port using tunctl command. I want to bring its admin status up as apparently it isn't by default as verified from "ethtool" command's "Link Detected" option: Settings for ...
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1answer
68 views

WRG614 Router; Slow Wifi, Fast Ethernet

DL speeds of 25 mbp/s on ethernet, DL speeds of 400 kbp/s on wifi. Upload speed stays consitent at 3Mbp/s on both.
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3answers
7k views

No ethernet adapter displayed on windows 10

I upgraded my machine (after a lot of pain) to windows 10. My wireless adapter seems to be working correctly, although the signal in the room is too poor to use the internet via wifi, but the ethernet ...
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2answers
3k views

How to extend an ethernet cable with a cheap coupler?

I have a long ethernet LAN cable buried in the wall and replacing the the whole thing is not an option. I simply want to extend the cable a bit without bringing a network guy home. I have lots of ...
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1answer
435 views

Trying to achieve faster file transfer rates on my home network

I have tried to work through this problem on my own, but I have reached the point where I need your help, and/or encouragement. I have a small home network set up. The main components are 2 Macs ...
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60 views

ethernet issue QualComm Atheros AR8151

I have a strange issue with windows 8.1, I'm trying to connect with an Ethernet cord. In Network Connections it states: Ethernet Do Not Use Qualcomm Atheros AR8151 PCI-E... I cannot get online ...
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0answers
121 views

Linux server to send and receive from RS-232 using socat

I'm trying to bench test a configuration where a Linux server will send and receive RS-232 data from a Black Box RS-232 to Ethernet converter. I've followed this example. I've configured ser2net.conf ...
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1answer
7k views

Hp N54L Proliant microserver network driver (Windows 10)

Hoping someone can shed some light on an issue i am having after the Windows 10 upgrade. Everything on my HTPC is running 100% apart from the network (Ethernet) , wifi works fine via a dongle however ...
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1answer
29 views

can windows have two or more real(not virtual) lan connection from one Ethernet?

I am making a c# application and checking Mac address . in my computer there are three wireless LAN connection, two of them virtual and one real connection as shown in ipconfig /all . It also shows ...
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1answer
67 views

Ubuntu server does not connect to the internet anymore

I switched off my Ubuntu Server, but, when I started it, it didn't connect to the Internet. It is connected to the router via Ethernet. What can I do? The result of ipaddr is: 1: lo: ...
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3answers
124 views

Wireless working but ethernet not working in Ubuntu 14.04 in hp laptop

ubuntu@ubuntu-HP-15-Notebook-PC:~$ ifconfig eth0 Link encap:Ethernet HWaddr d0:bf:9c:1a:8b:3e inet6 addr: fe80::d2bf:9cff:fe1a:8b3e/64 Scope:Link UP BROADCAST RUNNING ...
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1answer
2k views

No network connection Windows 10

I recently updated my PC to Windows 10 from Windows 8. My computer is not finding my ethernet network adapter anymore and I therefore lost internet connection. My motherboard is the MSI B85-G43 and ...
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0answers
56 views

Everytime I restart router, i have to plug in ethernet cable again in wan port. Why?

I have an ADSL+2 modem to which I have connected to a TP-LINK WR740N wifi router with a 100 feet Cat6 Ethernet cable. Every time I turn on the router , i have to plug in the Ethernet cable again in ...
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1answer
37 views

Networking via Switches and Powerline ethernet

I'm interested in trying out this Xbox to Windows 10 streaming thing. Right now my setup is that my Xbox is on its own powerline ethernet switch, as is my PC, and the router is on a 3rd one. The ...
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2answers
180 views

Determine bottleneck for the Wi-Fi speed and match the Ethernet speed

The speed on my Wi-Fi is substantially less than the speed on the Ethernet. Through mtr, I don't see any substantial packet loss between the laptop to the router. I want to be able to diagnose the ...
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2answers
1k views

Wondering why this ethernet wall plug is not working?

I have an ethernet wall socket in one room which is wired to another ethernet wall socket in another room. Everything appears to be connected up correctly, but it does not appear to be functioning. ...
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10 views

HP Probook 6460b automatically disconnect wireless connection ethernet cable plugged [duplicate]

I am using HP ProBook 6460b laptop. I want to use both wireless and wired connection simultaneously. But when I am try to connect Ethernet cable on Ethernet port the wireless connection going to ...
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279 views

Ethernet LED blinks

I have HP 1000-1140ATU notebook PC. it has 2 Ethernet LED. One is White(glows when Cable is plugged and router is working.) second Orange which keeps blinking while Communication. Now my problem is ...
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83 views

Sharing internet without wifi

How can I use the Internet on two computers when I only have one Ethernet cable connected to the switch in my hostels's server room which is further connected to central sever room which is further ...
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1answer
66 views

PC no longer finds network adapter

Yesterday I came to find my computer no longer connected to the internet. It is hard wired directly to the router with an ethernet cable. When I started to investigate the problem, I found out that ...
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1answer
230 views

How to securely run two LANs on a single ethernet cable?

there are two rooms (A and B) connected by an ethernet cable (~50 meters long). All the main appliances are in Room A (router, server, firewall, smart switch…). Currently all the devices in both the ...