Questions tagged [ethernet]

Ethernet is a family of wired computer networking technologies for local area networks (LANs).

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Cannot connect Raspberry Pi

I know this question has been asked many times, however I still could not find a solution to my problem. I'm using an Ethernet cable to connect to the pi, however when I use nmap to find the ip ...
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3answers
3k views

Find ethernet MAC address without network/keyboard access?

The title must come across as bizarre but stay with me. I need to find out the MAC address of my RPi 1 model B's ethernet interface so that I can allow it onto the network (I live in university ...
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1answer
569 views

Cannot setup static ip for eth0, but dhcp works fine?

I tried to setup static ip for wired internet, but I only managed to do so for my wireless internet. I cannot connect. Here's various files and command I run to test. $ ping 8.8.8.8 connect: Network ...
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1answer
1k views

Get network interface MAC address with Windows IoT

I'm using Windows IoT Creators Update on my Raspberry Pi 3 and programming with C#. I want to read my network adapter MAC address. When I use NetworkInterface.GetAllNetworkInterfaces() it throws ...
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1answer
68 views

Pi Model 1A won't connect to my router via Ethernet cable

I have an old Raspberry Pi 1 Model A that I am trying to fire up for the first time. I followed the Ethernet Gadget tutorial exactly: I inserted an SD card into my laptop (MacBook Pro) I used Etcher ...
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2answers
4k views

Dnsmasq fail to start at boot on Raspberry Pi 3 with Stretch OS

I have configured my Rpi3 as an ethernet router. Rpi3 is running on Stretch Raspbian OS. dnsmasq.conf interface=eth1 listen-address=192.168.2.1 bind-interfaces server=8.8.8.8 # Forward DNS requests ...
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1answer
491 views

Ethernet Gadget with Mac by example

That other question was asking for what my range of options were for SSHing into my RPi from a Mac. Ethernet Gadget is one of several possible solutions. This question is about the specifics of the ...
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1answer
10k views

How to add USB to ethernet adapter on Rpi3 with Jessie

I have an Rpi 3 with Jessie latest os. Now i have purchased USB to ethernet adapter for an extra ethernet port. I want to assign a static IP address to this port. This port is for defining a another ...
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1answer
330 views

Raspbian Jessie network configurations doubts

I have installed the latest Jessie version 2017-08-16 on my Rpi3. I am confused about the network configuration. Jessie shipped with dhcpcd5 and isc-dhcp-client, right? Whether this meaning that, ...
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3answers
2k views

Configure Rpi 3 for ethernet router with jessie

I am configuring my Rpi 3 as ethernet router. I have used dnsmasq for configuring dns and dhcp server. The configuration files are given below. /etc/network/interfaces auto lo iface lo inet loopback ...
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2answers
1k views

Set up headless SSH with ethernet adapter for Pi Zero (Kali Linux)

I have been doing some research about the Pi Zero, and have decided to try and make mine boot as an ethernet adapter. I have followed this tutorial, but could not find a config.txt file. I added mine, ...
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2answers
4k views

Ethernet connection of pi is not detected by laptop

I have a Raspberry Pi 3 Model B, and I'm trying to use my laptop screen as display for the Pi. I had followed various tutorials for this none of it is working. I found that laptop couldn't detect the ...
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2answers
1k views

Is it possible to communicate between two or more pi's via ethernet cable?

So I have started a project and I would like to communicate between two or more pi's via an ethernet cable and without the use of an internet connection. I have read in another post on here that it ...
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0answers
84 views

Problem in using udhcp and dnsmasq on same machine

I am using my Raspberry Pi for configuring both as an wifi hostpot and wired router not at same time. I have written separate bash script file (.sh file) for creating configuration files for wifi and ...
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1answer
2k views

Connecting Raspberry Pi Zero to Ubuntu computer through USB

I am to my wit's end. My problem is I cannot ssh into my Pi with my ubuntu laptop through its virtual USB ethernet interface it creates. I made the necessary modifications to the config.txt and ...
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1answer
831 views

Ip switch by Raspberry Pi

I have an interesting question for you. I search several stack forum to find an answer but I could not able to find anything completely related. I have a rpi and I am using this device as sensor data ...
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1answer
32 views

Monitor goes black when unplugging the ethernet cable

My Raspberry Pi B+ is working well except: the HDMI only seems to work if the ethernet cable is plugged in. If I remove the ethernet cable the monitor goes black. I plug the cable back in - monitor ...
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2answers
62 views

How does the eth0 hwaddress get set based off the cpuinfo serial number?

How can I change the OUI24 top part of the MAC address of eth0, to one of my own, while leaving the bottom device specific 24 bits to be same. I can see clearly that it appears Jessie's default ...
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0answers
285 views

Raspberry Pi 3 does not boot if not connected to ethernet cable

I'm new here, so I'm sorry if I started an already existing thread. I have a Raspberry Pi 3 with Raspbian Jessie (2017-06-21). It has SSH enabled. I just modified my cmdline.txt to set static IP. ...
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2answers
13k views

TCP Communication Raspberry Pi and PC via Ethernet

I would like to reach my Raspberry Pi 2 from my PC or from PC to Raspberry Pi 2 via Ethernet cable. I aim to send/receive simple data(like "Hello world") in that way. I`ve tried some python code below....
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1answer
1k views

Configure Raspberry Pi for use eth0 and wlan0 at the same time

I am using 2012-07-15-wheezy-raspbian OS on my Raspberry Pi. I have connected Raspberry Pi to the router through lan cable. My laptop is connected to the router through Wifi and hence i can connect to ...
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1answer
1k views

All the ports are not working of my Raspberry Pi 3 (4 USB port and ethernet port)

According to my knowledge, in my circuit only power light of Raspberry Pi is working but all other component such as USB port and Ethernet port is not working. Please help me...... I have just bought ...
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2answers
151 views

WiFi network usage shows more than Ethernet usage

I have created a hotspot in raspberry pi(hostapd) and i have connected my mobile. I am downloading an app in mobile,let say app size is around 11MB.I am started running a network monitoring command in ...
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1answer
444 views

Raspberry PI no wifi connectivity without ethernet plugged in [closed]

There are several similar post on this topic, but none of those give me the answer I need. I hope You can help me. :) I just flashed latest Raspbian Jessie (uname: Linux raspberrypi 4.9.28-v7+). No ...
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1answer
192 views

SSH does not work via wifi on Pi with network cable unplugged

I set up wifi connection on Pi and can ssh into Pi both via LAN and wifi if the cable is plugged in on boot. If I unplug the cable, I can no longer ssh via wifi. If Pi boots up with cable unplugged, ...
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2answers
20k views

How To Get Wifi Password With Connecting via ethernet cable

I just got the raspberry pi 3 and i wanna know if its possible to get the wifi password via connecting with a ethernet cable p.s. its noobs 2.4.2 p.p.s. sorry if its a dumb question i am a beginner
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1answer
7k views

Bridge Ethernet and wifi on Raspberry Pi 3 to reach ethernet device

I have a raspberry Pi 3 that is connected to a measurement device through the Ethernet port and that provides a WiFi network using dnsmasq. As things are now, I can send command to the device from my ...
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1answer
3k views

Static DHCP and manual in raspbian [closed]

What is the difference between static, dynamic and manual. what are the settings required to connect using WiFi and Ethernet in raspbian? Please tell in details.
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1answer
182 views

Proxy Setup Unsuccessful

I have done proxy setup (both /etc/environment and /etc/apt/apt.conf) still cannot connect to internet neither through WIFI nor Ethernet. Please help its urgent.
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1answer
892 views

Howto: Only Connect to WiFi if Ethernet is not available

Simple question: How do I set my Raspberry Pi to only connect to my WiFi network if the Ethernet is disconnected? So it should be something like: Booting up Checking if ethernet is connected Try ...
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1answer
52 views

Unable to connect to internet via eth cable

As I unsuccessfully tried to connect my Pi to a new wifi network at work I kind of blow up the "original setting" and i'm however still unable to connect to internet using my pi. I had the situation ...
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1answer
57 views

How to interact with a fresh raspberry without pluging any screen ? (network config on Raspbian)

I already know how to enable SSH : you have to drop a "ssh" file on the boot partition on the MicroSD card. What I don't know, is how to get an IP for my raspberry. In /etc/network/interfaces, the ...
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1answer
1k views

Raspberry Pi IPv4 address not visible

I had connected my Raspberry Pi 3 with my laptop via a headless connection. I obtained my pi's ipv4 address by using Angry IP Scanner. I performed some mini projects as well. The pi worked fine for ...
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1answer
1k views

How to assign a static IP to RaspberryPi3 running Android Things without using router?

I have RaspberryPi3 running Android Things connected (ethernet) to a switch in order to communicate with other devices in network. There is no DHCP option. I want to know if there is a way to assign ...
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2answers
218 views

Stream music from PC (Win10) to pi (BIG NOOB)

Hi i have a problem that i would be extremly happy to solve: I want to make my sound (If possible only spotify sound) go from my pc go to the raspberry pi and from the pi to a jackstick to my stereo. ...
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1answer
80 views

Is it possible to SSH to the Pi if the Pi is on an Ethernet cable to the router, and the laptop has a Wi-Fi connection?

I have a strange situation, my Pi is connected via an Ethernet wall port to my university's internet, and my laptop is connected to the internet via Wi-Fi. It's set up this way because when the Pi ...
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2answers
5k views

Pi using a random MAC address after every reboot. How do I stop this behavior?

Recently, after I ran apt-get upgrade, my Pi 3 running Raspbian Jessie started using a random MAC address on eth0 after every reboot. I'm pretty sure this has something to do with the upgrade since I ...
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3answers
988 views

Cannot SSH to Raspberry Pi 3 using ethernet with Ubuntu

When I do the same thing with my Windows desktop with PuTTY, everything's fine. However, my Ubuntu laptop can't seem to find it. It always replies with no route to host. I also tried it with a USB ...
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1answer
367 views

Assigning IP to eth0 device using Pi already set up as a wireless access point

I have followed the tutorial at https://www.raspberrypi.org/documentation/configuration/wireless/access-point.md and successfuly turned my pi into a standalone wireless access point to control my ...
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0answers
128 views

eth0 'bricked' - no link light despite fresh install of Raspbian

I am currently working on a project to set up a Pi 3 to serve DHCP leases to devices that connect to an isolated local network to configure them. In the process I have somehow managed to render eth0 ...
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0answers
34 views

Weird Ethernet behavior when switching SD card between Pi 3's

I've got a number of Raspberry Pi 3 Model B's running Raspbian-Jessie-Lite (2017-04-10) that I've been trying to test switching the micro SD card between. I can have a Pi up and working perfectly and ...
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3answers
3k views

Raspberry Pi 3 wlan0 and eth0 on different subnetworks

I'm wondering if it is possible for a Raspberry Pi 3, (which has an integrated Wi-Fi adapter). With the Pi running some network services (like a web server) can be connected to two different isolated ...
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1answer
3k views

Ubuntu 17.04 direct shared Ethernet connection fails with “Active connection could not be attached to the device.”

I had direct Ethernet connection without a router working in Ubuntu 16.04 for SSH as explained at: https://raspberrypi.stackexchange.com/a/53823/33424 But when I tested again 17.04, set "Shared to ...
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1answer
61 views

How to build access point (from internet into local network) using RPI?

I need to be able to connect over ssh to my machines that are in local network where they do not have publick internet access. I have RPI, yota usb lte router, linux on rpi board, local connection ...
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1answer
293 views

Pi can't connect to the internet so can't ssh

Been trying for hours to figure this out. What I did: installed raspbian on the sd card enabled ssh from sudo raspi-config connected ethernet cable router-pi grabbed pi's eth0 MAC address add said ...
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1answer
5k views

Raspberry Pi Zero and Ubuntu: ethernet over USB

I'm trying to connect to my Raspberry Pi Zero over USB. The steps I followed are: Added dtoverlay=dwc2 to config.txt at boot partition Added modules-load=dwc2,g_ether after rootwait to cmdline.txt ...
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1answer
471 views

Transmitting live video over long distances with ethernet?

I'm having trouble thinking of the best way to transmit live video using a pi zero w and a camera module through a wired ethernet connection of around 100ft. (model 3 could also be used) I want to ...
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0answers
38 views

Connect external Ethernet AP

I want to use an external WiFi Access Point connected to my RPi through the Ethernet (not USB). The DHCP server must be on RPi and wireless clients have to connect to a service running on RPi. I'm ...
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1answer
436 views

eth0 prioritize over wlan0, although it has no internet access

My pi is connected to my home router using wlan0, and have access to internet successfully When I plug my pi with an Ethernet cable, connected to other router, not connected to internet, I cant ping ...
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2answers
587 views

Unable to resolve IP address for RPi connected through ethernet

So I want to connect ssh to my RPi 3 through an ethernet port on my Macbook pro. My RPi is on jessie. I am not able to find the local IP address of the RPi through my computer. I can find the ...