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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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PCI-E Card cards caused ethernet goes off

I have a problem, with the PCI-E. If i plug any kind of PCI-E cards to the motherboard, the ethernet goes off, but the card is working. System: Ubuntu 18.04 What can be the problem? (I tested with: ...
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ethernet interface, ethernet adapter or bluetooth adapter?

i am running linux mint 17.3 and i am a little bit confused with some network terminology. the output of the ifcongif is: eth0 Link encap:Ethernet ... and the output from tcpdump --list-...
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Need a GUI file server for a Mac Book with screen share Ubuntu to Mac. Ethernet connection available

I think this is the right department to ask this in...? I'm not sure if I'm being stupid here. Basically I setup a hackintosh a while back. It was a good learning experience but I've since got a ...
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Why is ethernet always associated with LAN?

I read this wikipedia article https://en.wikipedia.org/wiki/Ethernet which says Ethernet is used to connect to LAN,WAN and MAN but when i read Computer Networking books and other articles, they almost ...
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What to do with the unused Ethernet pairs?

What's the general rule for unused Ethernet pairs (I couldn't find a solid answer online)? I have a gigabit Ethernet coming in, however, I only need the RX and TX pairs. What do I do with pairs 4/5 ...
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home made ethernet cable speed degradation. what is reasonable?

i made my own cat5e cable for wired ethernet backhaul between my main router and an Access Point (2nd router). the cable is about 80 feet long. one end i put male rj45 and the other i wired to a ...
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Ethernet cable only works in certain positions

I am stumped. I have a Dlink PoE switch connected at point A. There is an Ethernet socket at point B which is connected to point A through a cable running between walls. I have recently run a 50m ...
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Wireless Ethernet Bridge blocking multicast in one direction: FreshTomato 2019.1.015-beta

(Originally posted on Reddit) https://www.reddit.com/r/TomatoFTW/comments/arq47e/wireless_ethernet_bridge_blocking_multicast_in/ I've installed FreshTomato 2019.1.015-beta on a DIR868L A1 (Broadcom ...
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Pinging by 802.3 frame format [closed]

Does simple NICs on PCs understand 802.3 frame format packet? Actually, I can ping my pc by DIX frame format(Ethernet II), but when I switch to 802.3 frame format, pinging my pc is impossible. Is it ...
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Unable to get 1Gbps Connection Speed

My Connection Speed properties are limited up to to 100Mbps instead of 1Gbps. Router Model: TP-Link AC1200 Internet subscription: 300Mbps Connectivity: Wired Info: I have conceal my UTP Cat.6 cable ...
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What does my network switch actually do, at a packet level?

I moved into a new apartment a few months ago. There are ethernet jacks all over the place, and hidden in a closet is an Airplay101 8-way ethernet switch that connects all of those jacks. I am ...
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ONT Showing “Not Connected” When Using Media Converter to Connect the WAN interface to an Ethernet Network

I am using a media converter to connect a ZXHN F660 ONT to an Ethernet Network. The fiber mode, wavelengths, and upstream/downstream match. The WAN (GPON) interface is defined as an IPv4 interface ...
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Network Adapter Disabled on Disconnect

Recently I acquired a Raspberry Pi Zero, which I have been using via a USB cable for ethernet & power. Up until recently, all Windows adapters have been working properly, including when the ...
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My Ethernet card doesn't connect to my router, but does to my laptop?

My desktop stopped connecting to the internet today. It has an Ethernet adapter, which is built into the motherboard, and no Wi-Fi functionality. I started by ruling out faulty cables, by testing the ...
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Many issues setting the default gateway on boot-up

I am using a BeagleBone embedded computer running Debian. I have two network interfaces : A connection to a cellular modem over USB which uses ppp and connects to the outside world. It receives a ...

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