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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2answers
977 views

Can gigabit ethernet Auto-negotiation detect Cat5 cable and downgrade the mode automatically?

Under a Win7 PC with gigabit NIC connected to a gigabit switch, both NIC and the switch support 1000BASE-T full duplex mode, however it is connected by a Cat5 cable. Since both devices support ...
0
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1answer
765 views

Windows 7 use ethernet and wifi simultaneously

I am on a shared ethernet network for internet and I wanted to be able to set up a plex media server using wifi at the same time. so essentially i'd be able to broadcast my media over wifi. would i be ...
1
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1answer
110 views

PXE Boot then Switch to Wi-Fi

Is it possible to boot over PXE and then switch to the wi-fi network? I have my wi-fi laptop connected via Ethernet to my network in order to boot an Ubuntu live CD image via PXE. Now that I have ...
0
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1answer
804 views

NetworkManager timeout and “ip-config-unavailable” on Ethernet

I cannot get this laptop, Craptop, to connect to the Internet using the eth0 interface, but it can connect using the wlan0 interface. NetworkManager, managing eth0, times out when trying to find a ...
1
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0answers
64 views

Connection dropping when i plug an ethernet cable

Not sure if it belongs here, so please forgive me if it's not the right place. On satuday, I installed a SSD on my desktop computer at my parents' place. Then, I reinstalled Windows on it. The ...
0
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1answer
39 views

Router as NAS fileserver

I have a Router with USB hard drive sharing capabilities... but I want to replace it. There's a good chance the replacement router won't have USB sharing capabilities... Can I just disable the ...
0
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1answer
654 views

Using ethernet ports on Surfboard SBG6580 in bridge mode

tl;dr: I have a Surfboard SBG6580 modem/router combo running in bridge mode with an Airport Extreme as the main router. I want to be able to use the Ethernet ports on the Surfboard to attach ...
0
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0answers
256 views

Create a wifi hotspot from ethernet connexion using D-Link DWA 160

How can I create a Wi-Fi in my house using the ethernet connection that I have? Right now I can connect one computer to internet via ethernet. I bought a D-Link DWA 160 B2 wireless adapter. From ...
1
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0answers
118 views

What type of ethernet-to-wireless extender do I need [duplicate]

My house is wired for ethernet. So far, I've got everything taken care of with gigabit switches in most rooms to handle XBoxes, PCs, etc. Until today. My Amazon Firestick arrived and only connects ...
0
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3answers
108 views

can I use eth0 interface to connect to two different networks

I'm using Ubuntu on PC. I have switch with 5 ports, and Rasberry. how can I connect to raspberry via eth0 using static network (192.068.0.0/24) and in same time connect to internet using another ...
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1answer
386 views

Bypassing the router doesn't work?

So I'm trying to bypass my router, just for kicks. I thought it'd be pretty easy, just connect the router-modem wire to the computer, and I did just that, but I'm not getting an internet connection. ...
5
votes
4answers
3k views

How many ethernet cables should I use from one switch to another? [closed]

I've got a cable running from my server room to a room with a switch and 38 computers. My instructor says only one Ethernet cable from the server to the switch in the computer room should be good, but ...
0
votes
1answer
171 views

Win 7 - Run wifi and cable connection simultaneously

I'm wondering how I can connect to 2 different networks (one WiFi and one by ethernet cable). I have notebook with built-in Wireless adapter and also ethernet adapter. After i plug in the ethernet ...
0
votes
2answers
272 views

Why are IP addresses tied to a specific network but Ethernet addresses are not? [closed]

While IP addresses are tied to a specific network, Ethernet addresses are not. Why is this?
0
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1answer
32 views

xbox-360 ethernet to win7 tower to wireless

alrighty i have an xbox etherneted to a pc running win7 this physical connection is solid because upon turning on the xbox the pc recognizes "unidentified network" in a local area connection. this ...
0
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0answers
257 views

How can I create Local Loopback on Linux (RedHat or Debian)?

How can I do the same on Linux (RedHat or Debian)? I need to create local loopback as shown herein: ...
0
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0answers
740 views

10/100Mbps router overwhelmed by Gigabit switch & its devices?

I believe I've got the scenario outlined in this SU answer, where my 10/100Mbps router is being overwhelmed by a Gigabit switch and the devices connected to it. This comes into play with frequent ...
0
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0answers
97 views

ubuntu 14.04 cant connect to any development board through ethernet

i was trying to connect by intel galelio board to ubuntu 14.04 through ethernet but it is not getting connected. it shows "connecting" for some time (the networking symbol is blinking) and then it ...
0
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1answer
189 views

Ethernet works on Ubuntu, not on Windows 8.1

I have pretty strange problem. I have dual boot of windows 8.1 & ubuntu. The thing is that ethernet perfectly works on Ubuntu, but won't work on Windows 8.1. All it says in Win is that is ...
0
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2answers
50 views

access over different IP network over the same cable

I have two machines: A and B A and B are in the same Ethernet network divided only be a switch but they have different IP network. A is on 10.0.0.1/16 and B is on 172.17.1.1/24. I have access to A ...
0
votes
0answers
258 views

Short-circuited ethernet wiring? Cable tester loop

Ethernet at the place I rent was dead, and since I noticed the wire was terminated in "reverse" 568 B standard, I bought crimper and cable tester to fix it. However, there is still NO connection ...
-1
votes
1answer
300 views

Can my laptop's model have internet speed restrictions?

So I just upgraded to 120 Mbps internet. It works fine on all of the devices on the network, I get up to 90-100 on most. However, even connected through an ethernet cable, this specific laptop keeps ...
1
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2answers
82 views

Home NAS design?

There are a lot of questions about NAS here. I'm looking for input on how to expand my home network: with a (4-bay) NAs. Current setup: 1x PC (gigabit ethernet), 1x Mac (gigabit ethernet), 1x media ...
0
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1answer
86 views

Internet access without NIC card?

If have a USB modem dongle for INTERNET connection. Can i access INTERNET from a brand new desktop/laptop without NIC card using this dongle? I feel that the dongle is just a modem ( with a DHCP ...
0
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0answers
59 views

Some sites load very slowly or not at all

I am staying with my friend in her dorm room. She doesn't have wifi, we're just using one Ethernet cable she has. While her computer (win7) works as expected, when I plug in the cable, some sites are ...
0
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4answers
132 views

Is it possible to use a ethernet switch to provide two different routers with the same internet?

Say I wanted to created two networks. One for the more privileged group of people. The restrictions on this network would be less severe. Then the other network would be for the "guests" or those ...
0
votes
1answer
2k views

Linux Mint: Set eth0 to static IP now linux won't boot

I set my desktop running Linux Mint 16 to a static ip. The idea being I could connect to the desktop as a server. This way I could access my bitnami lamp stack from my laptop if I wanted to program in ...
0
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0answers
314 views

Driver ma-config : “your hardware is not supported on this windows version”

I'm not sure if it's the right place place to ask for this but well, I don't find the answer anywhere so I try here. To be simple I'll describe my situation : My PC was running under Win 8.1 x64 and ...
0
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0answers
29 views

unable to change ip address because ipconfig is telling me the ethernet cable is disconnected when its not

lenovo something running windows 8 This is what I get: "No operation can be performed on Local Area Connection while it has it's media disconnected." The ethernet cable is connected and internet is ...
1
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1answer
173 views

Type of UTP cable for running outdoors

Currently in our home we have UTP Cat5e cables for Internet connection, which have been here for over 10 years. We are now going to expand a line to the back of our yard and we'd like to make it a bit ...
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votes
4answers
554 views

Two PCs, one ethernet port - whats the best solution [duplicate]

I have two PCs which need to share one ethernet port. What is the best solution? I have tried using a splitter, and then two splitters.....only one PC gets internet at a time. What can I try? ...
0
votes
2answers
824 views

windows 8.1 broke internet

recently I was forced to update to windows 8.1, and now neither my WiFi nor Ethernet works at all. I have a Qualcomm atheros Ethernet adapter and an Intel WiFi one. I've tried changing drivers ...
0
votes
2answers
295 views

Cisco Catalyst 2950 Console to DB-9 female to USB Linux

My dad has given me a secureworks iSensor with centOS, 3 ethernet cisco catalyst switches and a the wires needed to connect them. I am trying to connect several computers via ssh, and eventually a ...
1
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0answers
399 views

Use wifi direct via bridge on ethernet enabled devices

i have sony smart tv which supports wifi-direct and has ethernet port on it. I have a wifi bridge or wifi router which is connected to my tv using Ethernet port rather than those sony wifi-adapetr. ...
14
votes
9answers
3k views

Why are Ethernet/MAC addresses needed?

I don't understand why Ethernet MAC addresses are needed. Can't all computers just be connected to the unified network and use IP addresses to communicate? For example, there is a following mechanism ...
0
votes
1answer
130 views

how to force 10baseT after negotiation fails

I have a 25 meter Cat5e ethernet cable connected to a FritzBox and a computer. If I'm using a short cable I will get an 100 and 1000 Mbps connection respectively. But with the 25 meter cable I will ...
1
vote
1answer
580 views

setting up connman to manage a single preferred connection

I have a device that has both ethernet and wifi adapters. I'm trying to use connman to manage my connections. I'd like it to connect to ethernet when it's available and fallback to wifi if there's ...
1
vote
3answers
491 views

How to add an additional ethernet jack in a room already wired?

I have a router and switch in the basement and have set up ethernet jacks here and there on the first floor. During some remodeling, I had an electrician pull Cat6 cable up to my 2nd floor. Now I ...
2
votes
0answers
287 views

How do MAC addresses get burned into devices during manufacturing?

I'm interested in the steps necessary to manufacture an IP-capable device - say an Ethernet card. Manufacturing the hardware is pretty straight forward since all of the devices are exactly the same ...
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0answers
320 views

Kali Linux over WiFi listed as new-host-X on Verizon (fomerly: WiFi only works with an Ethernet cable)

This was the text of my original question. I am keeping it here just in case I end up having this problem again: I installed Kali Linux as a dual boot using these instructions: ...
3
votes
1answer
210 views

Ever have bad voltage on an ethernet jack on a router/switch?

So I've got a bit of an odd problem I'm trying to solve. I have an ASUS RT-N66U router which has a desktop, xbox, and my brand new NAS directly wired into it. Whenever I hook the brand new NAS up ...
1
vote
1answer
726 views

Can't connect to Internet (Ethernet or WiFi) after 14.04 upgrade on ideaPad U530

I am currently unable to connect to the Internet on my newly upgraded Ubuntu 14.04. Network Manager is able to identify wireless networks, and it can detect when I'm plugged into an Ethernet ...
2
votes
0answers
63 views

Ethernet audio transmitter for long ranges?

I need to make up a solution for transferring audio file from server to speakers (preferred option via Ethernet). The problem is that in worst case the server may be ~300 km away. Is there any ...
0
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0answers
20 views

Connected devices

I have several devices connected to my Network. At the moment, 2 x Access points connected by ethernet (plugged into 2 network points), 1 x IPod and 1 x PC connected by WiFi. When I query the ...
6
votes
2answers
2k views

Difference between Ethernet and Ethernet cables?

Though I have read definitions of Ethernet on many websites and everywhere, what I read is that it is a technology. I do not get what do they exactly mean by technology. Is Ethernet the same as an ...
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votes
1answer
94 views

Why no ethernet after shut down?

I installed Linux Mint 17 and had Ethernet connected. I shut down the computer and the Ethernet connection vanished. BTW, I had the same experience with Ubuntu. If the OS can see the Ethernet ...
16
votes
2answers
38k views

Maximum length of Ethernet over CAT5

As part of my course I’ve been reading the paper Ethernet: Distributed Packet Switching for Local Computer Networks. I understand that “classic” Ethernet (over coaxial cable) has a maximum length of ...
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0answers
197 views

win7 ethernet cord “disconnected” when setting network adapter speed to “auto”

When I change the speed&duplex settings of my ethernet adapter to auto, my win7 machiene does not realize I have an ethernet cord connected. Using 10mbit/s full duplex mode works, but my ...
0
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1answer
20 views

Will the network interface change between different operating systems?

I am interested to know if the network interface name (eth0, eth1, ..) associated with each physical ethernet card will change depending on what OS you use. If it is constant how does it assign the ...
0
votes
0answers
263 views

PC connected to two networks but no Internet access

I'm trying to set up two networks on my PC but am encountering an issue when connected to both. The PC connects to one network via Ethernet. This network has no Internet but is essential to operating ...