Questions tagged [ethernet]

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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Can't reach 1Gbps using 20m of cat5e cable

I have installed a rather long, about 20m, cat5e cable linking my VDSL modem to the rest of the network, and used female, surface-mounted RJ45 connectors also rated for cat5e. The reason is I have a ...
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How can I optimise wired throughput on my local network router?

I've got a nominal full-duplex 500Mbit connection through to my ISP (WebPass). When wired directly to their Ethernet port, my machine reliably gets SpeedTest.net results of ~650Mbit down, ~850Mbit up. ...
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Can I connect fast & slow ethernet switches to partition network bandwidth?

Let's say I need to provide decent internet access to 20+ computers by way of a single gigabit ethernet port. One computer in particular must have a bigger tube. Dozens of other devices are already ...
Foo Bar's user avatar
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Cannot access router via ethernet cable

I cannot access my router's settings on any of my computers. The only way to access my router is via wi-fi. I have my router configured to use DHCP and it worked great for years. Devices can connect ...
FCin's user avatar
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What is ECMA on Ethernet controller advanced settings?

By googling there was only answer i found it is related with European Computer Manufacturers Association = ECMA. What does this option do? can be Enabled or Disabled.
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Split Bandwidth Usage Between Ethernet & Wireless

I live in a rural area and have two 4G devices from Verizon. My computer is running Windows 10 home 64 bit. I'm wondering if I can tell my computer to use the Ethernet connection (Connected to first ...
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connecting a receiver to computer using ethernet cable

I learned at class that when we connect two computers with rj45 cable (I think it works for both straight and crossover cable) we can access to one of them , command line precisely, using it's IP ...
damer's user avatar
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TP Link AV500 ethernet connections

The instructions supplied with TPlink AV500 do mention that there are 2 ethernet connections on the power extender but no where does it say whether they can be used for 2 computers, not necessarily at ...
Unclebill's user avatar
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Transfer files between 2 inspirons linked directly via Ethernet cable

I recently got an Inspiron 7559 and I started to transfer files from my old Inspiron 5447 over Wi-Fi. Do I need a crossover cable to transfer files from one to the other using a direct Ethernet ...
Brendan Smith's user avatar
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CAT6 Actually Slowing down connection

I previously had cat5 from my router in the garage run through my house to my room. I then have that go into a gigabit switch, which goes to the computers throughout the room. Now that I have put in ...
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Can I setup one router (modem) for ethernet internet only and another router for Wifi only on the same network?

The Goal: To be able to only turn on the WiFi only when we need it while having continuous access to internet via ethernet (hard-wired). I've found a Bluetooth controlled outlet that I can plug the ...
Samuel Stevenson's user avatar
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How to Connect NAS to PC directly with LAN / Ethernet?

I want to connect QNAP TS-228 to my PC (Window 10) directly (not via network). I know that it is possible because in this video he does it but the NAS is WD My Cloud. I want to know to do it on a ...
Iman Ghavamabadi's user avatar
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Which ethernet cable to use to connect two houses?

I need to connect two houses with two Ethernet cables (each house has its own router). One cable will be used for router-to-router connection and the other cable will be for used for IPTV connection (...
choxnox's user avatar
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Internet bonding with 2 port ethernet PCI Card

If I have two separate Internet lines at home with 2 separate routers, can I achieve the same results with a 2 port ethernet PCI card, than I can with an actual binding device (like a lancer nca etc.)?...
Marnus Steyn's user avatar
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Latencies in Ethernet to RS232 adapter

Requirement: I have a software running on my Windows which communicates to an external device using RS232 port. The hardware receives the commands sent from PC and responds back to PC. When using a ...
lerner1225's user avatar
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how to build a long distance wired network [closed]

My house is 500 meters far from the outer gate, on a steep hill, and there is no straight path or line of sight between the 2 points. How would be the best way to extend the internet connection from ...
Gus's user avatar
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Identify the ethN interface containing a particular octet in CentOS

I have a specific need to identify which interface a part of an octet (e.g. xx.xx.xx.112) belongs to on a CentOS machine My initial idea was to dump the output of ifconfig and parse it manually to ...
Inian's user avatar
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Can't access several websites on Wired connection

I can't access several websites on my Laptop using a wired connection. I am using GTPL(ISP) broadband. One of which is quora.com. When I try to access quora, I get following message: This site can’t ...
Tirth Patel's user avatar
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How my computer chooses a network if multiple networks are available

I have both ethernet and WiFi(from same ISP, with the same default gateway) connected to my computer. What medium the computer will choose to connect to the internet. What is the selection metric and ...
Siva Prakash's user avatar
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What does port forward website look like?

Is this a port forwarded website? I can only access it on some computer. www.example.com:2041/ Does it use ethernet to use the site or it depends on the conputer?
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What happens to frame when it reaches a switch or router?

As I understand it, when one PC sends a frame to another PC through a switch, the frame remains unchanged. The switch receives it and sends the exact same frame. But what happens if we have two PCs ...
dargemir's user avatar
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Would an Ethernet spliter work for two devices that won't get used at the same time?

I have a single Ethernet cable rubbing into my room and I was wondering if I would be able to hook up my PC and my Xbox using a spliter, only one device will be used at a time.( And if anyone was ...
Desmond Rouse's user avatar
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Ethernet port not showing in device manager (lan not working)

My Ethernet port was causing troubles (in windows) within a few weeks after installing ubuntu but it did worked on ubuntu. Somehow It worked on windows after un-installing the driver and rebooting to ...
Manhathen's user avatar
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Extremely confused on router issue

I have a Motorola Cable Modem from my ISP for Ethernet and Wi-Fi broadcast, and since my girlfriend's Wii U will not see a 5 GHz signal, I decided to order an ASUS RT-1200 dual-band router to ...
Jon Butler's user avatar
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Using two ethernet interfaces for separate local networks on Mac OSX Yosemite?

I have a Macbook Pro with only one builtin in ethernet port. I have a separate USB-Ethernet adapter for the second lan network. I have not been able to get both interfaces to work. Ether the builtin ...
user1739140's user avatar
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2 answers
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Setting up a router from ethernet port

I recently moved into student housing where I have a student-run ISP included in my rent. My ISP is k-net.dk (can't post link). I've tried contacting them, and my own apartment complex internet group, ...
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How to auto route traffic between networks?

I have 1 windows 10 computer connected to two networks (3g and wifi). The 3g connection (IPVPN via netstick) is used to connect to a company's network and the wifi connection used for internet. I want ...
user240386's user avatar
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1 answer
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How to extend usb cable 30m thru ethernet? (with non-powered ethernet usb hub)

I need to connect a usb hub 15m from my computer, i've tried a hub with 4 slots and a power supply, and a 15m active usb cable. The hub has a wireless Xbox receptor (with up to 4 xbox controllers ...
p4x's user avatar
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Ethernet wall socket works only with powered LAN-switch

First of all, please excuse my english, I might make some mistakes. So I have this problem for a year now, I can't find a solution. I have ROOM A, there is my main router. ROOM B is my study room. ...
Andras Vincze-Nagy's user avatar
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Wrong Ethernet Port Settup at Debian Jessie

I have installed MX-Linux Debian based distro which is pretty much pure "debianoid". While installing KDE-plasma 5.x I got to update "testing" repo and everything worked nice and swell. Maybe it is ...
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Wake On lan to pc with raspberry pi over ethernet

I just want to use my rpi as a wake on lan packet sender. Because I can't Connect my computer directly to the router. So I want to use my raspberry pi as a bridge.My pc is connected by Ethernet to the ...
Bruno Moya's user avatar
1 vote
1 answer
218 views

Wifi extender connecting directly to the ethernet port

I just moved in to a new apartment and the apartment has an ethernet port to access the internet (router should be somewhere in the building). Every time i plug my computer to the ethernet port it ...
john derry's user avatar
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Switch Or Router

I have just finished wiring my house with Cat5 cabling, and all keystone jacks added etc. My "server room" is downstairs in my 2 story home, I will be making 6 runs with wall fishes to rooms upstairs....
SmallFries BigGuys's user avatar
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Invalid IP config on new PC

I've made a new PC for my father. (Intel I5 6500 on a Asus Z170P Motherboard 8GB RAM Windows 10) Everything is fine, except the Ethernet connection. When I boot the system, the connection doesn't ...
Rian's user avatar
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Can a 10/100 Ethernet port handle 120 Mbps?

If i buy a MI router 3 which has a 10/100 wan port, will it handle a 120 Mbps internet speed or it's gonna be limited to 100 Mbps?
Ákos Zorin's user avatar
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Fedora Linux - Ethernet interface spontaneously dropping out with "Card not present on Slot" error

I am running Fedora 17 Linux on an Advantech ARK-3440 computer (datasheet). From time to time (say 5 times since Jan 1), it spontaneously loses its network interface. From the Linux /var/log/...
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19 votes
4 answers
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How can I use coaxial cable for ethernet

My office is a converted garage about 30 feet from my house. I have a coaxial cable already running from my house to the office. I want to attach a Ethernet cable from my DSL modem, in my office, ...
David Hill's user avatar
1 vote
1 answer
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Ethernet interface not detected during CentOS 6 installation

I'm trying to install CentOS 6 on a a Dell Inspiron 14z 5423 but cannot get it to detect the wired network interface. Here's what happens: Begin installation with CentOS Minimal CD and go through ...
Nagev's user avatar
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What could cause Power over Ethernet not to work with a specific cable?

My father-in-law is setting up a home security camera system, and the individual cameras are powered via PoE. (802.3af cameras, 802.3af/at switch built into the NVR.) He's having problems with one of ...
pmdj's user avatar
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Multicast in LAN not received by all hosts

I'm writing an application to get multicast updates from a current-measuring device which is plugged into my LAN. The device sends out packets to multicast group 224.192.32.19:22600 every few minutes, ...
André Fernandes's user avatar
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Network manager show eth0 connection but no interenet access

I tried ping www.google.com and ping 8.8.8.8 and access the web browser manually, resulting in "server couldn't connect". I have 3 connections via eth0, wlan0 and wlan1(through USB) , eth0 ...
eyal360's user avatar
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What is a "loopback", can it cause "damage"?

The high school I attend won't allow students to have the WiFi password. Our entire education system is evolving and becoming more and more dependent on the internet. Therefore, I brought my own ...
Griffink17's user avatar
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LAN with intermediate PC

I have the following configuration: PC A <---- ethernet ----> PC B <----- ethernet -----> PC C The PC B has several ethernet ports. The IP address of each computer (all on the same subnet) is: ...
AlexDichter's user avatar
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A Raspberry Pi via ethernet connection apt-get doesnt work hangs at 0% "waiting for headers" any ideas?

So I have a Raspberry Pi connected to a host pc via ethernet. The host PC is connected to the internet, so is the Pi: $ ping www.google.de -c 5 PING www.google.de (216.58.214.35) 56(84) bytes of ...
randomdude's user avatar
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3 answers
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Sharing one internet connection between 2 laptops 12m apart from each other via RJ11

First of all I have to be clear, I am not interested in solutions including wireless (wifi) technology. My modem-router (old fashioned - discontinued- wireless) is located on first floor and connects ...
Alex Tsakiridis's user avatar
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2 answers
3k views

Connect an RJ45 (Ethernet) cable to RJ11 jack (telephone)

I have a landline telephone jack in my room that I wish to get an adapter for that allows me to use the Ethernet port on my computer (what is the name of this adapter?). However the house I live in ...
John Doe's user avatar
5 votes
1 answer
5k views

Home networking: Do I need a patch panel, or just connectors?

Context: My current network layout is as follows: cat cables coming from the walls into a patch panel, from which Ethernet cables are going into a switch, which is connected to a router: An ...
Amit's user avatar
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1 answer
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Network: Is there a patch panel switch combo?

My current network setup is cat5 or cat5e cables going from the wall into a patch panel, from there I have Ethernet cables connected to a switch, and the switch is also connected to a router. Is ...
Amit's user avatar
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Why is AP Isolation not a standard feature for Ethernet?

AP Isolation is becoming a more common feature amongst the default firmware on many consumer-level routers. This feature makes it so wireless clients can't interact in any way with other wireless ...
Mike L.'s user avatar
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DNS Hijacking: tracing the culprit, and preventing future changes

I recently discovered that my Ethernet settings IPv4 properties, in Advanced settings (thanks to Karlis), had two unwanted entries: 82.163.143.157 and 82.163.142.159 which may be related to ...
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