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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14
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10answers
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
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2answers
28 views

Not getting gigabit on my office ethernet

I've got a new fiber based internet connection and new gigabit router (ZyXEL Wireless VDSL2 Gateway) whereas my old router was only 100Mb/s. My desktop computer is in my office in a 4 years old ...
0
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0answers
10 views

One computer (Win7) with two network adaptors, how to configure it to work as a network bridge/sniffer

I have a laptop (Win7) with two Ethernet ports (actually one original, one USB-Ethernet adapter). Both of them can work individually well. Now I want to configure these two network adapters in this ...
3
votes
5answers
64 views

Is a router necessary between a modem and a switch?

Is it possible to change our internet setup from this: Cable Modem -> Wi-fi Router -> (via wired connection) Unmanaged Switch -> CAT 5e Server Rack -> Wall Ethernet Port -> Computers To This: Cable ...
0
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1answer
62 views

Properly insert ethernet cable into RJ-45 wall port?

This has always puzzled me and made me wonder if there is a better way of accomplishing such a simple task. Many might have come across one variant of an Ethernet wall port with a plastic cover over ...
1
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1answer
7k views

Ethernet issues in Linux mint.

After a hardrive crash I installed mint 17 LTS with many attending woes related to lack of drivers (two of my 8 usb ports can actually recognize devices plugged into them). I'm currently attempting to ...
0
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2answers
35 views

Cat 5e Wire Next to 12V

I'm currently running a consumer grade router from inside a closet, and want to switch to business grade equipment. So the plan is to place a wireless access point on the wall outside of said closet ...
1
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0answers
45 views

Windows 10 ethernet not working; Windows troubleshooter says modem issue

My wife's Windows 10 desktop has been having intermittent issues with the wired Ethernet lately where nothing loads, pings fail, and eventually it "just works" again some time later. I've ruled out ...
0
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1answer
36 views

Is it possible to use my router to extend any USB hardware?

Using Windows 7 x64 Ultimate and an AT&T (Motorola) router 5031NV. I want to use my USB devices in another room. I am already connected via Ethernet cable to the router and was wondering whether, ...
1
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1answer
74 views

How to connect to PCs together via Ethernet for file sharing?

I have a PC running Windows 10 and another running Windows 8.1, I' trying to connect them using an Ethernet cable so I can transfer 100 GB from the Windows 10 machine to the Windows 8.1. I've set IPs ...
0
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2answers
33 views

Which ethernet port should I use [on hold]

My Windows 10 PC has an onboard Ethernet port as it should, but also an Ethernet card attached. A friend more knowledgeable about computers built it, not I. I have been using the card instead of the ...
1
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0answers
18 views

Internet slows to a halt on one computer when another connects with ethernet - otherwise works fine

I've recently moved in with my partner and found that whenever his computer is on my internet connection slows down to the extent that I can't load webpages, but the moment his is turned off mine ...
0
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3answers
3k 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 W5100/...
0
votes
2answers
64 views

Detect Raspberry Pi on eth0 and connect to it

Actually it is simple: I have connected a Raspberry Pi with Raspbian OS to the ethernet port of my notebook running Kali Linux (based on Debian). Now I want to ssh into the Pi, but I do not know the ...
0
votes
4answers
8k 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 ...
4
votes
3answers
125 views

Ethernet port doesn't work while Wi-Fi does

So I'm trying to fix this problem for a while now and have seen many similar problems, but all of them got solved through one of the steps listed below - not mine. The problem is: Ethernet cable ...
1
vote
1answer
26 views

two different ethernet lan connection internet connection issue

I have a two lan connection: Ethernet 1 is a my internet access. Eherhnet 2 is our office lan connection /no internet access/ So I have problem with internet connection while I enable 'Ethernet 2' ...
1
vote
1answer
735 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
2answers
3k views

Powerline networking stopped working

I had powerline networking working in the morning but its not now. I notice that the ethernet port does not blink at all. Is the wire spoilt? Should the port blink even when there is no internet or ...
0
votes
1answer
35 views

How to use 2 Ethernet ports on the same computer to connect 2 different routers

I have a desktop with 2 Gigabit LAN ports, I need to connect to the main router in the house so I can run my VPN and access my data offsite. However, I also need to be able to use the router in my ...
7
votes
2answers
3k views

Windows 7 DSCP and 802.1p QoS Mapping?

When I create a QoS policy in Windows 7 through the Group Policy editor and set a DSCP value, does Windows 7 add the 802.1p QoS field to the Ethernet frame? If so, how does it map the different ...
1
vote
2answers
3k views

Can't connect network in “CentOS 7 on Dell Precision T7610 ”

I have installed CentOS 7 on my system Dell Precision T7610. While I am trying to connect to network. PFB the details [sigma@localhost ~]$ nmcli d DEVICE TYPE STATE ...
0
votes
0answers
4 views

Understanding discrepancies between ethtool output and what actually occurs

My previous question was asked here, about enabling flow control. When running "ethtool eth0", I get a line in the output that states -> Supported pause frame use: No My new question is, Even ...
3
votes
0answers
22 views

repeater via ethernet to increase wifi speed

I live in an apartment block with >20 other routers normally in range; when I'm next to my cable modem/router in the main room of the apartment, I get >150Mb speeds but moving to my bedroom (which is ...
1
vote
1answer
69 views

Is it possible control RJ45 Ethernet conector pins?

My notebook has broken first pin on the RJ45 Ethernet connector. Is it possible to somehow configure that Linux will not use it and instead of it use another? If I am right there is need only for 3 ...
0
votes
1answer
29 views

can you allow only Ethernet packets destined to a certain MAC address through a network adapter?

I would like to transmit UDP ethernet packets from my PC to custom hardware (of known MAC address) which is directly connected with an ethernet cable using no switches. Different services on the PC ...
1
vote
4answers
21k 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 ...
2
votes
0answers
27 views

Ethernet interface EEPROM failure after thunderstorm: Any way to recover?

During a thunderstorm, two times in a row the ground fault circuit breaker tripped and a number of devices, including my NAS lost power. After the second time one of the ethernet interfaces of my NAS ...
12
votes
5answers
28k views

How can I tell which network interface my computer is using?

On a MBP (OS X 10.6.2) I've got the wired ethernet and wireless airport configurations set up to use the same static IP to my router (e.g. as described at http://forums.macrumors.com/archive/index.php/...
0
votes
2answers
42 views

Can't get Giga ethernet with this cable… but why?

I'm asking here after finding and reading Why is my LAN not gigabit? Similarly, I have a CAT5e patch cable which will only connect at 100Mbps. All my other cabling is CAT6, but this one patch cable ...
3
votes
2answers
7k views

Is there an Apple USB Ethernet driver for Windows?

I recently needed an Ethernet adapter for my laptop, which has USB and WiFi (of course) but no Ethernet. Somebody offered me an Apple USB-to-Ethernet adapter. I figured Windows would offer the driver ...
1
vote
2answers
42 views

Wireless Network Shutdowns When Wired Connection is Active — Was Working

I have a Dell Latitude E5550 running Win7 64-bit that I use at work in a Dell advanced docking station. Prior to yesterday, when docked and connected to a CAT 5 cable, the LAN connection would ...
0
votes
0answers
191 views

Random Connectionloss, Ethernet Controller of an Asus Z170 Pro Gaming

Around christmas i was building a new PC System so first of all the specs: MB: Asus Z170 Pro Gaming Case: NZXT H440 CPU: Intel 6600K ; Cooling: Thermalright Macho Rev.A Black&White RAM: 2x 8GB ...
21
votes
10answers
8k views

Is it possible to connect an external GPU via Ethernet?

I have laptop which has working Ethernet port but I always use WiFi . I am wondering if it is possible to run and use a graphics card (with external power supply) connected to the Ethernet port (with ...
1
vote
0answers
35 views

Dropped packets in all Linux and Unix

I have a problem. I have motherboard by Supermicro – X11SBA-LN4F. There are 4 ethernet ports. In first port i have internet. In second port i have my local network. When, i write "ifconfig" or "...
3
votes
1answer
4k 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 ...
0
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0answers
25 views

Why there are no RJ45 mini ports? [duplicate]

Since all the ports in modern computers come with a mini version, how come that there is not RJ45 mini to be used at ultrabooks and other highly portable machines? Even though WiFi has become very ...
0
votes
0answers
17 views

Connect computers on wifi extender to workgroup

Good afternoon, I am trying to connect 4 computers to the same workgroup but I am having some problems. I will try to explain. 1.- 2 of them are connected via ethernet to the router 2.- 2 of them are ...
1
vote
1answer
40 views

Can I use a DSL router for LAN to WAN with ethernet?

I have an ethernet port that I want to turn into multiple ports, and I want to do this via a separate router. Right now I am using an old "Linksys EtherFast Cable / DSL Router" with my computer ...
0
votes
1answer
29 views

Ethernet LAN Port broken on HP Compaq 6730s. What model is compatible to mine?

My little brother broke the Ethernet LAN port on HP Compaq 6730s. I wanted to order this part, but I can't anywhere find the part for this model. I found this on E-bay: HP Compaq 6720S - Ethernet LAN ...
0
votes
0answers
18 views

how to turn serveral linux machines (centos) into server client on an ethernet with static IP

I am trying this for the first time, so not quite sure where to begin. I have looked at search and obviously end less amount of info. I have several Centos 7 machines, and I like to turn one into a ...
0
votes
1answer
30 views

Is it possible to connect a tablet to the network without wifi via usb without otg adapters?

We must connect a tablet to the network without wifi access, using usb cables. As far as I know there are OTG adapters to do this, but I'm interested in doing this without those. (Not all of the ...
-1
votes
1answer
35 views

wired Ethernet connection not functioning

i am using window 10 in my office and recently i cant connect to the wired ethernet. Each time when troubleshoot, it states that more than 1 protocol is missing and cant be fixed. I tried off the ...
1
vote
4answers
77 views

Looking to wire one CAT6 ethernet cable into TWO keystone jacks

Is this possible? I'm trying to wire two Ethernet jack ports into a trailer outback so two computers can plug into the wall at the same time. I have one long CAT6 cable with an rj45 connector on one ...
0
votes
0answers
21 views

Only Pin 5 working on multiple Cat5E cables

I have CAT5e cable running through my home for landline, and I'm repurposing it for internet. I terminated the ends of each cable with a RJ45 punch down keystone. I then tested it with a network ...
15
votes
6answers
16k views

Set Ethernet Network as Metered Connection in Windows 8

Windows 8 introduced a new feature which allows users to set any Wi-Fi network as metered so that they can check their bandwidth usage: [img credit] But, it doesn't allow users to set any Ethernet ...
0
votes
1answer
49 views

How to configure Windows 7 to discover a device connected to its ethernet port?

I am setting up a device (BNC RTSA spectrum analyzer) which connects to my Windows 7 laptop directly through the ethernet. I can ping the device in the command window, but it does not show up when I ...
0
votes
0answers
10 views

enable ethernet on ubee router

I am trying to enable ethernet on my ubee Time Warner router.enter image description here I can connect via wireless and everything works fine, when I use wired I get not DHCP address and the lights ...
0
votes
1answer
41 views

Windows 10 Internet randomly disconnecting

I recently did a Fresh Install of Windows 10 about a week ago now, all was fine up until last night where my internet started randomly disconnecting every 2 minutes and then it eventually spanned out ...
0
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0answers
31 views

Hyper-V limited host FTP speed (to and from Internet) after creating External Virtual Switch

After running Hyper-V with Windows 8.1 and Windows 10 for more than 2 years, now that I upgraded my Internet connection to 200/200 Mbps, I noticed one strange behavior, and that's my FTP transfers (...