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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23 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 ...
2
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0answers
17 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 ...
2
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1answer
123 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
51 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 ...
2
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1answer
48 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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0answers
16 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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0answers
36 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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0answers
26 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
33 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
29 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
16 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
29 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
48 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
50 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. ...
2
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1answer
31 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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0answers
66 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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40 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
17 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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0answers
18 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
17 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
21 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
41 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
26 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
41 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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0answers
15 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
28 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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5answers
148 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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0answers
27 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
30 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
42 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 ...
0
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1answer
89 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
74 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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10 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 ...
0
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1answer
58 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 ...
0
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1answer
51 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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0answers
350 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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1answer
50 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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0answers
82 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
56 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 ...
2
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0answers
53 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 ...
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0answers
24 views

A separate network card for p2p traffic [duplicate]

I have a motherboard with 2 ethernet outlets. Is there a way to route all p2p traffic though one (with VPN) and the rest through the other without VPN? I am on Windows 7. EDIT: there are solutions ...
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0answers
49 views

Realtek PCI network card not functioning on Linux

I have two Realtek Ethernet devices on my Linux (CentOS) machine. The onboard interface is detected but the other one is not. In the below lspci output first one is working. [root@compute ~]# lspci | ...
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0answers
29 views

Connecting 3 PCs in a LAN

I'm running on GNS3 and in my topology I've connected 3 PCs. PC1 is connected to PC2 via eth0 and PC3 is connected to PC2 via eth1. I can only ping between PC1 and PC2. I cannot ping between PC2 and ...
0
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1answer
41 views

Wireless clients disconnected from router when PS4 traffic begins

I consider myself pretty good at networking, but this one has me stumped. My brother-in-law has a PS4 connected by wire to his router. All other (three or four) clients are connected wirelessly (one ...
2
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1answer
60 views

Ethernet switch throughput

I'm not a network/hardware guy so please bear with me if I'm using the wrong vernacular in my question: My office recently upgraded our Internet from 50/10 Mbps to 150/20 Mbps. For this upgrade, we ...
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2answers
45 views

Can I get some advice on my speed using wifi? [closed]

I have AT&T DSL and, as expected, the speed isn't the best. They made me pay a high price for a cheap router and modem (2in1). I've had the router for a few years. Lately, the speed has been ...
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5answers
57 views

Do RJ45s need to be wired differently to enable POE (Power over ethernet) ?

On larger projects we tend to buy cat6 in drums of 1000ft, these are then run to the locations as required and RJ45s placed on the ends by the electrician, this all works fine. Were now starting to ...
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1answer
37 views

Flat ribbon network cables sold as UTP, are they really twisted, and how?

I am about to buy some network (Ethernet) cables for home use, and am looking at the flat ribbon variant as here: However, given the very flat form and no visible structure that actually suggests ...
4
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2answers
77 views

How can powerline ethernet adapters be faster than their hardware ports?

On many of the powerline ethernet adapters, they claim high speeds of 500 Mbps, however, I've noticed that the actual jack on the device is only 10/100 Mbps speed. For reference - look at the specs: ...
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1answer
36 views

Intermitent high latency caused by Cablemodem

I have 2 computers conected to my Thompson model TCW770. I have been experimenting connection problems while playing online in different games. I have some seconds every 2-5 minutes that the game is ...