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Questions tagged [ethernet]

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

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confusing and oddly specific dns issue

I primarily use the raspberry pi in two locations, at my school and at home, where i connect to the internet using LAN. The school's network seems to enforce the use of a specific dns server, which i ...
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18 views

Connecting Computer without Internet to raspberry with Ethernet and send Information via MQTT

I'm trying to connect a Pc without internet with a Ethernet Cable to my Raspberry and want to send informations from the Computer to the Raspberry via MQTT. I searched trough the internet but ...
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Raspberry pi Proxy ARP wifi bridge + extra ethernet adapter

Going through this thread: proxy ARP WiFi bridge Raspberry Ingo´s solution is working fine for me but I´m looking for an extra... With this WiFi bridge I want to use an add USB-Ethernet adapter (...
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2answers
39 views

Why does my IP address become weird when trying to set up a static IP address?

My Pi is connected to my router by Ethernet. Attempting to set up a static IP address for my Pi, I added the following lines to dhcpcd.conf: interface eth0 static ip_address=192.168.0.2/24 static ...
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25 views

Trying to use Ethernet over Bluetooth between Pi boards

I'm trying to use SSH over Bluetooth via Ethernet over Blutooth. I've based my effort thus far on: Bluetooth PAN Network Setup with BlueZ 5.X I believe I have faithfully followed the instructions. ...
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2answers
40 views

Routing table gets reset with new ip address

I am using the AT&T Avnet IoT Starter Kit to provide cellular connectivity to my Raspberry Pi 3b+. In order to establish the routing table I added an ip command to the file /lib/dhcpcd/dhcpcd-...
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1answer
20 views

wlan and eth disabled at the same time

I'm using 3B+ and there is something wierd. My pi connects to my router via wifi and cable at the same time without a problem. I can both ssh to the wlan ip and the eth ip address. However, when I ...
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2answers
52 views

Simultaneous dual networks (LAN + Wifi) setup

I am in the middle of setting up my home automation system with my Raspberry Pi (3B+), and I have a question regarding networking. My Raspberry is running the Rasbian Lite derivative called ...
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1answer
30 views

Installed Raspberry Pi Desktop on old windows laptop. Wifi and ethernet not working

Very new to this. I had an old laptop laying around and wiped out windows and installed Raspberry Pi Desktop. My Cd/dvd works. Usb ports work. But ethernet and wifi are both down. Does anyone know ...
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1answer
33 views

Raspberry Pi: Host a Site That Can Be Viewed by Access Point Devices

I am thinking of making a Raspberry Pi project in which my Raspberry Pi acts as a special WiFi access point that is connected to my home router. Devices connected to the access point will NOT have ...
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1answer
35 views

Unplug ethernet seems to freeze connectivity-check script

I'm working on a raspberry project with a RPi B+, running Debian stretch. I've included a LED which should turn on when the Pi establishes an internet connection, and should turn off when this ...
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1answer
35 views

Local network speed between devices

I have Raspberry Pi 3 B+ with IP 192.168.0.100 and Rock Pi 4 B with IP 192.168.0.200. Both in the same network connected to TP-Link 1043N V5 router. Both Pis have 1Gb Ethernet. However I am not able ...
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2answers
47 views

Raspberry Pi 3B - Headless - No Internet - Ethernet LAN - Router IP Assigned - Error to Connect

Don't know what I am doing wrong but since I had connected Pi to router's LAN port, I am not able to SSH via any OS. Be it Linux or Windows. I am able to connect it easily if I choose WiFi over ...
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33 views

Raspberry Pi not seeing multicast traffic?

I have a setup in which one Raspberry Pi 3 is publishing ethernet multicast traffic and another Raspberry Pi acting as a subscriber. Both are on a wired connection, plugged into the same switch and ...
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1answer
30 views

Direct connection to Pi with usb-to-ethernet adapter possible?

I've got a pi 3B to which I always ssh over my home network. I'm now going to be traveling for some time and I want to mess around on the go. I read that you can connect directly to the pi using a ...
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33 views

Ethernet Indicator led on pi 3B+ not glowing

I am a newbie to Raspberry Pi and recently bought Raspberry pi 3 B+. I first downloaded and burn the minibian on sd card as some course suggested minibian. But whenever I connect pi with power, only ...
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3answers
103 views

Where does the Raspberry Pi Ethernet MAC get generated?

I read somewhere (in a few places, actually, can't seem to find the references to it now that I want them) that Raspbian on the Raspberry Pi generates the MAC address for the Ethernet interface based ...
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3answers
212 views

Connecting to RPi from Linux with the ethernet cable without touching RPi

I have a Raspberry Pi 3 that runs on Raspbian and has SSH enabled. However, I don't have any monitor to connect it to (to set up WiFi connection), so my only chance to communicate with it is a basic ...
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1answer
47 views

Two raspberry pi with wifi communication and pc with wifi or ethernet network

I want to setup a network between two raspberry Pi and a pc. The Pi's should use Wi-Fi to communicate with each other, and for the pc it doesn't matter if it's with an ethernet cable or over Wi-Fi. I ...
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1answer
81 views

eth0 static ip at boot

I know this gets asked a lot, but none of the answers are working for me. I have a USB to ethernet dongle on my Windows PC that I would like to connect to a raspberry pi (version 4.14.71-v7+). On the ...
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2answers
123 views

Using a static IP for ethernet and DHCP for Wlan using dhcpcd

How would I be able to use my rPi with a fixed IP on the ethernet port and 'automatic' wifi? I've got the credentials for the known accesspoints, with priority stored in /etc/wpa_supplicant/...
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1answer
71 views

Accessing RJ45 pins individually from Raspberry

I bought a small optical monitor sensor. It basically detects optical pulses from an electrical meter and then triggers an ISR on a datalogger, which is a concrete product for this purpose. Because of ...
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3answers
55 views

Ethernet connection with laptop not working

I just got my new Raspberry Pi3 (model B). I have installed it and now I don't want to use all the cables for mouse, keyboard, HDMI and so on, which is why I have decided to use Ethernet Cable and ...
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68 views

Raspbian Stretch Lite Access internet from Ethernet

Previously on Raspbian OS, I used to access the internet from my Raspberry Pi by connecting it via Ethernet to my laptop. My laptop is running windows 10 and has the WiFi network's internet is shared. ...
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1answer
42 views

Raspberry Pi Wi-Fi AP problem: no network and internet access on the Pi, though got them on Wi-Fi

I decided to use my Pi as a WiFi-AP, and followed the manual here: https://thepi.io/how-to-use-your-raspberry-pi-as-a-wireless-access-point/amp/ I did not setup a DHCP server though, because my ...
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1answer
31 views

Cannot find `hw ether` to force MAC address change

This is a follow up question to this post and subsequently this post. To save you from a long read I am trying to force a MAC address change on my Pi Zero ethernet adapter with: ifconfig eth0 down;...
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2answers
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RPI 3B+ state of /sys/class/net/eth0/carrier won't change

My application check /sys/class/net/eth0/carrier for ethernet status; it works great on RPI 3B but broken on RPI 3B+. If I plug out the RJ45 cable from both RPI 3B/3B+ : the RPI 3B will change the ...
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1answer
2k views

Access point as WiFi repeater, optional with bridge

I need a wireless access point that is bridged with the wired ethernet port and that is connected to another wifi internet router with a client connection as uplink. All devices connected to the RasPi ...
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0answers
26 views

hostapd - using Pi 3 as access point while maintaining Ethernet connection (no bridge)

Currently I have my Pi setup as an access point; It creates its' own network with an SSID and my other devices can connect and exchange messages. For this, I use hostapd and dnsmasq thru wlan0. ...
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1answer
25 views

raspian stretch as ethernet router to VPN not routing between interfaces

I am trying to replace an old box with Rpi to simply provide a VPN connection to some remote point from my LAN All the parts seem to work. From the Rpi I can ping etc local and remote devices and ...
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1answer
66 views

Ethernet & WiFi Pi3b+

I have a raspberry pi 3b+ which I want to connect to two seperate networks. I have an existing ethernet connection which works fine, and i am able to SSH/VNC to the pi over this network. I have ...
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2answers
885 views

10MB/s speed on model 3 B+ gigabit ethernet

I'm running speed tests on raspberypi 3 b+ (gigabit ethernet interface). I've tested with ethtool from the terminal, and it shows Speed: 1000Mb/s Based on this result I assume both the router and ...
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48 views

PPPOE-Connection via Ethernet

I've encountered a problem with my raspberry pi 3. I've moved to a new dormitory and the WIFI/Internet is a special protected one. I'm not familiar with network engineering but for this Internet you ...
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1answer
38 views

Problem connecting pi b+3 model with ethernet cable on a windows machine

I've read multiple guides on how to connect a raspberry pi with a pc through internet yet I always fail . I have a windows machine,I did share the wifi connection with the ethernet which the pi is ...
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80 views

Internet connection repeater or bridge

What I'm working with Raspberry Pi Model B+ Soc BCM2835 Speed 700Mhz 512MB 2usb Wifi no. Ethernet yes My question is. How do I turn my Rpi into a wifi whatever it is called done. I'll explain more ...
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1answer
107 views

cdc_subset: probe of 1-1.1:1.0 failed with error -22

I have a FreeAgent DockStarTM Network Adapter running on a debian Stretch OS with its rootfs partition on an external USB memory stick. Using this Ethernet Gadget tutorial and this USB Mini 5Pin ...
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2answers
143 views

Is there a multiple USB to Ethernet hub?

I want to create a network of raspi 0's connected to Ethernet. Can I connect them all to one Ethernet wire via a USB hub? Thanks
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1answer
104 views

Manually change MAC address on USB to ethernet module Pi Zero

Very unusual request here, I know you aren't normally meant to change your MAC address since it's burned into the interface you are using, but I am networking 2 raspberry Pi zeros together, each with ...
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2answers
42 views

In Raspberry Light how do I conditionally disable the wlan interface when the eth interface is connected?

We are using Screenly and a Raspberry Pi 3 Model B for digital signage. I see from the documentation that this is running on Raspberry Light version of Linux. Due to the web interface for Screenly, we ...
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0answers
16 views

Hosting Hotspot Attempt Stops Ethernet as USB Connection

I'm sorry for the noobie question. I'm following the digital library tutorial from "https://learn.adafruit.com/digital-free-library". Currently I am using a Raspberry Pi Zero W and connecting ...
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1answer
599 views

VPN Passthrough two ethernet interface

I'm a quite new in the network my internet acces have a proxy so to by-pass it I use a VPN hosted on my VPS. I use the OpenVPN Client software for all my devices. (Windows, Android, Linux) I got a ...
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2answers
190 views

Controlling multiple raspberry pi's

Preview I'm working on a ROV project and there are 3 Raspberry Pi, cameras sensors and motor drivers which are controlling from Raspi. I need to control them via my laptop and I don't have internet ...
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2answers
189 views

Connect to raspberry pi (running lubuntu 16.04) from a laptop running ubuntu directly via ethernet cable

I have a raspberry pi running lubuntu 16.04. I want to connect to it directly via an ethernet cable. I can connect to it via a vnc server (over the Internet) but that's not preferred as i need to ...
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1answer
117 views

OpenVPN server works as expected on WiFi but fails on wired

I'm trying to connect to my Raspberry Pi's OpenVPN server from my laptop (using my phone as a WiFi hotspot for testing purposes). When the Pi is connected to my WiFi network it all works exactly as ...
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0answers
27 views

Rpi3 WIFI AP go down after some time of innactivity?

I have setup my Rpi 3 as wifi access point and it was working for a long time. But some day, wifi stop working unexpectedly and i was no idea that what was the problem. It means wifi access point is ...
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1answer
61 views

Make a program to run on a specific network interface?

Short question: How can you make only one specific program run off wlan0 and leave everything else to run off the ethernet? Long question: I've been using my Raspberry Pi for a while now and I love ...
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1answer
92 views

Weird behaviour with Raspberry Pi Zero W regarding DHCP IP address and MAC address

I've tried to 'fix' the IP of my Raspberry Pi Zero W in the local network by creating a DHCP rule in the router: always allocate 192.168.0.109 to the MAC address of the Pi. I use a D-Link router and ...
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1answer
154 views

Problem with ethernet and usb controller after update/upgrade

I use a Raspberry pi 3 Model B Today I tried to update my Raspbian OS(installed with berryboot) version from 09.05.2017 to the latest version. I was ssh'ed into the raspbian pi user(root) and typed: ...
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0answers
17 views

Wireless & wired connections disabled

This is my first day using RPi. I have a RPi 3 model B. I was trying to change my RPi's IP address and subnet mask. While doing that I deleted my interfaces.swp swap file and rebooted my board. After ...
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2answers
122 views

Independent Eth and Wlan both with DHCP giving access to Pi without bridging

I have Motion running on my Pi. I want to be able to access the Motion interface/feed (hosted on <pi ip>:8081) to be accessible both via WiFi and via Ethernet with a static address and DHCP for ...