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Questions tagged [ethernet]

Ethernet is a set of networking technologies widely used to interconnect computers.

Ethernet is a set of networking technologies widely used to interconnect computers at the physical (layer 1) and link (layer 2) levels. The capability of Ethernet has matured to the point where it is used for both basic desktop computer networking and for carrier-grade networks where operators must guarantee quality of service.

More information at http://en.wikipedia.org/wiki/Ethernet

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Network Sharing over Ethernet from Windows Host to Linux Microcomputer

I have host computer (Windows 10) with 1 ethernet port, it's connected by ethernet cable to corporative network with fixed ip address: 10.0.160.189 I have also microcomputer (CentOS 7 - console without gui) with 3 ethernet ports, it's connected by…
Valiento
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A gateway of 0.0.0.0 gets added in my linux machine after I assign a static IP and static gateway

I am assigning static IP address on a Linux module using the ifconfig command. sudo ifconfig eth1 10.11.3.80 netmask 255.255.248.0 sudo route add default gw 10.11.0.1 eth1 If I do this before around 60 seconds of time, the routing table looks like…
Aditya Kumawat
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Consequences of re-using socket in TIME_WAIT state

It is a very well-known fact that the risk of using the SO_REUSEADDR socket option is that the socket that has been in the TIME_WAIT state may be replaced by a new socket and the new socket may get stale packets designed for the old socket. But what…
minex
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Ethernet shield chatServer example

I have a few confusions regarding the ethernet shield. The sketch works totally fine,taken from the examples but I have some confusion behind the concept of it. Why is the sketch working without the internet as well? I have found that the sketch is…
Muhammad Hamza Farooq
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Ethernet packets data

image here I would like to know what does these parts below mean. What is 0010 What does the 08 00 27 d5... mean What does the data on the right mean
dridrikos
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Connecting several Raspberry Pi using ethernet only with MAC addresses

I have several Raspberry Pi connected to an ethernet hub. Every Raspberry Pi knows all the MAC addresses of the other Raspberry Pi connected to the hub. Is there any way to make them communicate without the need to set up IP addresses and only using…
Marcos
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ICMP echo (Ping) fails without Wireshark capture

I am developing embedded microcontroller hardware using a Texas Instruments Starter Kit. I am writing the firmware for the Ethernet link between my microcontroller and x86 Windows desktop. I have written my own Ethernet driver for the…
Bubu
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Is it possible to establish communication using just an ethernet cable?

I have two linux systems, server and client, whose both ethernet port has VLAN tagging(preconfigured IP address and same subnet), and connected with a common ethernet cable (no router or network switch in between them). I need to establish…
sjain
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Setting up a connection between a virtio and a mininet host

I am trying to create an environment like this: (https://i.stack.imgur.com/sUOWb.png) Right now I have a connection (eth1 -> eth2) and (eth3 -> eth4). (like the black arrows show). I also have a connection made between docker1 and docker2 in…
Krasny
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Ethernet Types 0xBEEF

There is a field in the ethernet header called the ethernet type. I am writing a communication library in windows using raw ethernet frames. What should I do to take the Ethernet type into consideration? The one I must use is 0xBEEF. Does this…
devin
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How to "listen" MAC address in ethernet network?

When we send data to some server on the Internet, we specify its IP and port. If this server, for example, is written in C++, then sockets will be used on the server. But how does it work if we use Ethernet instead of the Internet? How can one…
Joseph Conrad
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Connecting to a local IP (not in Network) from a computer without connecting to other networked computer sharing same IP

I am sorry, I dont know if this question is already asked (afaik this wasnt asked based on my search results). I have a computer running a software that needs license from a server in my company's domain. For pulling the license, I need to connect…
Venkat
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TCP Communication Without a LAN Connection

I want to test my TCP communication program but my PC doesn't have any Ethernet Ports. What can I use to create a testing enviroment for my program?
Mert Özdemir
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Raspberry Pi 3B+ with Bullseye has no eth0 interface at all

I'm trying to connect my Raspberry Pi 3B+ to my network. But neither do the LAN-LEDs light up nor does the Pi even know what eth0 is. I also have no en. ifconfig outputs the following (ifconfig -a does the same): lo:…
MisterSilvereagle
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How To calculate bandwidth, bitrate and buffer size of switches

Lets say I have 2 switches and 2-2 devices connected to each switch. Each device sends data to other devices in a cylic manner for example Device1 sends data at 100msec, device 2 at 200ms. So i want to calculate the required bandwidth for each…
Sanchit Jain
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