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

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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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1answer
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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
98 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 wifi client connection. All devices connected to the RasPi ...
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20 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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31 views

eth0 cannot get a carrier

I have just got a Raspberry Pi 3 B+, but I can't seem to connect to the internet using ethernet. My ethernet cable works fine on my laptop. When I plug the cable into the Pi I get a green light ...
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1answer
17 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
56 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
98 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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28 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
34 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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16 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
53 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
27 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
52 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
38 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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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
140 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
75 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
38 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
64 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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22 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
43 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
53 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
75 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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15 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
63 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 ...
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1answer
150 views

Extra gigabit ethernet to raspberry PI B+

I'm looking for extra gigabit ethernet. I need 4 EXTRA ethernet ports on my raspberry. Can anyone help me? Is there a breakout board with the chip lan7515?
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1answer
43 views

Connect 8 Raspberry pi to MATLAB using Ethernet switch

I have 8 Raspberry Pi 3 and want to connect them to MATLAB (installed in my laptop) using Ethernet 16 port switch (NETGEAR). The idea is that RasPis do some processing and send data in real-time to ...
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1answer
217 views

Multiple Simultaneous SSH Connections

I'm curious to know if there are a maximum number of simultaneous SSH connections into my RPi. I've connected to it twice at the same time, but is there any theoretical limit for the number of ...
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3answers
272 views

Connect RPi to PC with direct Ethernet? [closed]

I am trying to transfer files from a PC to a RPi but I can’t find a way. Please help. Explanation: the PC is actually a Windows device on which I can’t make any installation or configuration. This ...
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43 views

Internet Radio Device with batteries

I have a project that I will make a connection with the Internet and listen to a stream (in my case IP:port or .ogg, .m3u URL online radio station) then decode the music and transmit it to speakers ...
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40 views

Both local network and enterprise wifi connection on pi 3 running stretch

I am currently trying to build a monitor system with rpi, running stretch image, and a esp8266 nodemcu 1.0. I want to connect them using MQTT via a local network on a router. The Rpi is also connected ...
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94 views

How To Create A Private Subnet Behind Raspberry Pi?

I have the following setup: Desktop -> [via RPI eth1] <-> Raspberry Pi <-> [via RPI eth0] -> Router -> Internet -> OpenVPN Server I created a bridge successfully but i do not believe a bridge ...
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9 views

Apt-get via mobile hotspot while connected to LAN

Can someone make some suggestions. I have an RPi that I am using to demonstrate a web server at a secondary school. It does not have any permissions or any way of accessing the outside world through ...
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1answer
173 views

Ethernet prioritized over WiFi (raspbian stretch)

My setup is that I have two raspberry Pis connected directly via ethernet (enxb827eb9c0ecf), let's call them Pi 1 and Pi 2. Pi 1 is also connected wirelessly to my home router. I would like to be able ...
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1answer
100 views

Raspberry pi not detected using direct Ethernet connection

I am unable to use a IP scanner to find my raspberry pi when directly connected using Ethernet. (it worked like 1 month ago) If i connect my rpi into my router and which is then connected to my pc ...
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1answer
43 views

How and from where is the ENC28J60 driver loaded?

I have a raspberry CM3 setup where I added an external eNet port so that I have internet connectivity. It is very similar to the break-out board setup such as this one which is also based on the ...
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26 views

Raspberry pi not getting ip from cable modem?

Cable internet with netgear cg3700 modem, the router part is disabled so it strictly works as a modem and i can use up to 4 ip adresses at the same time. Windows based machines goes online just fine ...
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1answer
543 views

Raspberry Pi Zero W with USB modem using Ethernet to Connect Router to Internet

I have a Raspberry Pi Zero W V1.1, SD Ultra 32GB card with 2018-04-18-raspbian-stretch.img installed. A USB powered hub (with its own 5V 2A power supply) is connected to the Pi Zero W via an OTG USB ...
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109 views

Connecting Pi to an OPC server

I want to connect a Pi to an OPC-DA server to acquire data over an Ethernet connection. Does the Pi's Ethernet port function for non-internet uses? Extra twist... if I want to connect to both the OPC ...
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1answer
171 views

Routing or bridging to connect eth0 and wlan0

I have the following setup: Device A (sensor, static ip=192.168.6.83) | | Enet connection | Device B (raspberry) | | Wifi | Device C (laptop) I have ...
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1answer
50 views

RaspberryPi3 Model B - Replacing usb with additional Ethernet port

I wanted to ask whether it is possible to somehow remove one of the double usb hubs and solder there additional RJ45 port? I know it is possible to use USB to ethernet dongle but that is sadly not an ...
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1answer
27 views

RPI registers often at router

For some reason, my RPI registers many local ip addresses at the router. It is connected by ethernet cable, and doesn't reboot in the meantime. I can't find anything about online... Here's a ...
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1answer
38 views

How to boot up & start using raspberry pi using laptop as a monitor

I have recently purchased a Raspberry PI 3 Model B+. I also have an ethernet cable, a 8GB SD card with raspbian os on it as suggested by most of the tutorials(using etcher), an HDMI cable & my ...
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15 views

Bridging XBee signal with LAN-cable

Currently have 3 RPi's in play. They all have an attached XBee, RTC and Accelerometer. The idea is to be able to send commands and recieve packages over larger distances using the XBee modules with ...
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2answers
75 views

Unable to SSH into rpi

I can’t find the ip address of my RPi after I connect it to my MacBook through a USB ethernet adapter. I have both Internet sharing and stealth mode in Firewall setting turned on. But as I run ...
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2answers
170 views

Automatically switch between WiFi and Ethernet with static IP

As per the documentation found here I have setup my dhcpd.conf with the following: interface eth0 static ip_address=192.168.4.102/24 static routers=192.168.4.1 static domain_name_servers=8.8.8.8 ...
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42 views

VNC connection drops when i bridge wifi with ethernet on Windows 7

. Installed Raspbian stretch on Raspberry Pi B+ (v1.2). I am bridging the connection between my wifi and LAN. RPI IP: 169.254.198.47 LAN IP on PC, Windows 7: 169.254.34.239 The VNC connection drops ...
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94 views

Wired network connection crashes router

I have an RPi2B and an RPi3B. Both of them crash my router (ASUS AC68U) some time after wiring them to the network physically. After the router crash happened, all of my other devices (tablets, ...
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1answer
126 views

Can i set eth0's ip on different subnet than wlan0 and still access internet from it?

I have a raspberry connected to a pc via ethernet. The pc's ip is 172.16.0.2 that can't be changed, so i had to give the rpi's eth0 172.16.0.1 so they can communicate. Meanwhile the rpi's wlan0 is ...