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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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How to force a browser tab (chrome) to use wireless and another to use Ethernet cable?

I know that my question is a little awkward, but here's my situation: I have two networks, one of them is accessible to me via wireless, and the other is accessible to me via an Ethernet cable. If my laptop is connected to both networks, can I…
Hazem Elraffiee
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Arduino EthernetServer read() only works when Serial is initialized and read characters are printed

I have an Arduino project where I read data from a webserver. I have an EthernetClient that reads the data character by character in a callback function. My working code looks like (only the relevant parts): void setup() { Serial.begin(9600); …
tbraun89
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Arduino Ethernet Shield Not Connecting to WebServer

I have a problem making my Arduino Ethernet shield to communicate with the server, the result on the serial monitor is always: my arduino code is #include //library for ethernet functions #include #include…
Ahmad
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What if CRC bits have error in Ethernet Frame?

The Ethernet Frame consists of 32 CRC (Cyclic Redunancy Check) bits for checking errors. Won't there be a huge problem if the CRC bits themselves are changed but the message/payload is correct? Is there a way to detect, avoid and correct this?
Vaibhav Agarwal
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How can I split a single direct ftp download into simultaneous multiple parts?

Is there any way, commonly known or purely theoretical, to have a single link to a single file -- say, a typical download file on your regular browser -- but split the transfer itself into multiple parts from the client side? Essentially, I want to…
lululoo
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Listening for an Ethernet Cable Unplugging Event for a TCP Server Application

I have a C# TCP server application. I detect disconnections of TCP clients when they disconnect from server but how can I detect a cable unplug event? When I unplug the ethernet cable I can't detect the disconnection.
sanchop22
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Linux/CentOS: How to force FTP/SSH to use a particular ethernet adapter

We have a CentOS server with 2 ethernet adapters. Both of these adapters have access to the internet and both can be used to connect to remote sites. Is there a way to know which ethernet adapter will be used when connecting to an FTP server or…
lfboulanger
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Ethernet Linux Control

I'm new on work with linux. I want capture the ethernet packets above the device drivers layer. I know that all the packets pass through the functions "dev_queue_xmit" to transmit the packet to the upper layer and the function "netfi_rx" for…
Ricardo
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Disable a network interface in Arch Linux

I have the following problem. My PC is very old and it has a built in ethernet port that doesn't work, not due to a misconfiguration, I think it's physically damaged. It didn't work in either Ubuntu or even on Windows. I have an ethernet PCI card…
Heldraug
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Arduino Ethernet shield v1.1 ENC28J60 MAC address

I purchased an Ethernet shield, v1.1 ENC28J60. There came no paper/sticky with the MAC address of the card. I'm trying to run the examples and nothing is working. I think the problem is the MAC address. Is a MAC address really necessary? If so, how…
Hugo Demiglio
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Coding for Ethernet PHY Loopback Test

I have to write a Ethernet PHY loopback test in Linux. I've never done it before and had no clue where to start. After some researching, I came up with the plan for the test, and I wonder if anyone can help me to verify it and give me some pointers…
user903151
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Unable to access firebase using w5500 ethernet module with arduino

I'm able to fetch time from NTP server as well as creating a UDP stream but while accessing the real-time firebase, I am confused, how to initiate an HTTP request considering the Auth key. String HOST_NAME =…
Hassaan
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Using iPhone to connect to localhost running on Windows 10 Computer (No USB)

I'm developing an API and I am hosting it on my desktop server running Windows 10 using php -S localhost:8080 -t D:\Code\Projects\Website. I want to be able to use my iPhone to visit this localhost:port webpage without plugging my iPhone into my…
xLnRd
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EtherCAT with SOEM on WSL Ubuntu 18

Has anyone ever tried connecting to an EtherCAT device via SOEM in WSL linux? While TwinCAT successfully connects to my Maxon EPOS4 and moves a DC motor on my laptop under Windows 10 using RT-Ethernet Intermediate Driver, SOEM slaveinfo returns no…
Hadi
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Atmega328P+ENC28J60 freezes after 12 hours operation

I am quite new to the ethernet world. So please bear with me if I do ask stupid questions. I designed a PCB using Atmega328P+ENC28J60 chip (schematic attached in the images below - sch1, sch2). The function of this board is basically sending GET…
Nelson Lim
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