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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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Redirecting Ethernet traffic through another interface

I'm working on a project where I want to redirect ethernet traffic through another interface. The setup is as follow: I have a computer with a working internet connection. I also have a MBED LPC1768 board which I can connect by USB with my computer.…
Devos50
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How to get IP address of Connected Ethernet or WiFi in MAC

Below is the description what exactly I want to do in my code. I want connected Ethernet or Wifi's IP Address in my Mac Application using Objective C. If my WiFi is connected then I want to get Wifi's IP address or if Ethernet is connected then…
Malav Soni
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Arduino Ethernet Shield does not accept connections

I have been playing around with an arduino ethernet shield, trying to get basic examples to work, to no avail. Here is my setup: The Arduino Mega 2560 is connected to the computer via usb and the ethernet shield is stacked upon it. I have tried many…
byrondrossos
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Packet sniffer in python3

So browsing the web, there is a lot of information about packet sniffers. However, all of the code or libraries seem to only be for python2. I am trying to make a simple packet sniffer in python3 for testing purposes. I grabbed the code from…
zoozoc
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Change settings Prosilica camera Vimba C++

Currently I have working a prosilica ethernet camera (GC1020C) with API vimba in VS2010. I catch a frame, process it and iterate it. I want change some camera settings. For example I want change the EXPOSURE TIME. Someone can help me with this…
Ricardo
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Where "physically" in an Ethernet frame is the checksum located?

Any time I see an illustrative image of an Ethernet frame it shows the checksum at the very end of the frame. This makes sense and I understand why it would be there. However, when I look at a packet in Wireshark the CRC appears to be before the…
bhilgenkamp
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C# SharpPcap send Tcp Packet

Im trying to send a Tcp Packet over SharpPcap to an Server but it dosent work, can someone help me or explain me how i can send TcpPackets with SharpPcap and Packet.Net. More Info's: Im sniffing a connection and trying to send a message to the…
Uther
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How to get the IP address of a remote host from its Ethernet address?

I'm looking for some Linux code to find an IP address from an Ethernet address. I suppose I have to do some inverse ARP trickery but I don't find any example...
Fred
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Sending data between two ethernet interfaces on the same box

I would like to send data between two ethernet interfaces that are connected with a crossover cable in Linux. The two ethernet interfaces are on the same box. I defined the ethernet interfaces to have different static ip addresses (1.2.3.4 and…
messenger
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SocketCAN over Ethernet

I am going to try to explain our scenario briefly. We want to setup a simulation environment for our system running on Ubuntu so that we can use it together with our Windows based simulation tool suite. Currently we are running Ubuntu in a virtual…
dbostream
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Arduino Ethernet Shield client.connect() always returns error

I have been searching around for this problem for a couple of days but still do not find an answer. I am trying to make a simple Webclient connection with the arduino shield based on the sample code provided by Arduino IDE. Here is a simplified…
Ben Quan
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Why Packet drop is not captured under ifconfig?

I have provided below lines in order to simulate the packet drop on my Linux box. # for randomly dropping 10% of incoming packets: iptables -A INPUT -m statistic --mode random --probability 0.1 -j DROP # and for dropping 10% of outgoing…
Amit Singh Tomar
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How to have 2 Arduinos Communicate a variable over Ethernet?

So here is how it goes, I have 2 arduino mega's, both with a w5100(wiznet) shield on them. one has a light sensor, I need the other one to be able to get that light sensor's value from another location. I have searched but was unable to find…
joeybab3
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Android udp multicast with Ethernet

Hello everyone, I'm working on a project with udp multicast. I have a server sending multicast udp packets via an ethernet cable. I have spent weeks of work reading all the posts about multicast on android and I still can't receive any udp packet on…
MultiJazz
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Android ethernet configure IP using dhcp

I have an android box with ethernet interface. There are no Java classes in android SDK to configure ethernet. As a last resort I am using shell commands to configure ethernet. Could any body please guide me which shell command do I use to configure…
Farooq Zaman
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