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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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2answers
193 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
38 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
710 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
63 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
41 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
94 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
132 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
419 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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0answers
238 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 ...
1
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1answer
525 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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0answers
273 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
468 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
4k 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
291 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
1k 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
1k 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
241 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
146 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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1answer
350 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
99 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
310 views

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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2answers
16k views

Access point as WiFi router/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
48 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
70 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
139 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
5k 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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1answer
45 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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1answer
355 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
399 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
474 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
77 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 ...
3
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1answer
2k 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
753 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
544 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 ...
0
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1answer
207 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
41 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 ...
1
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1answer
143 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 ...
1
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1answer
181 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 ...
1
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1answer
338 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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1answer
528 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
445 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
190 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
873 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
3k 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 ...
0
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0answers
170 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 ...
0
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0answers
49 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 ...
0
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2answers
1k 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 ...
0
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1answer
1k 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 ...
2
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1answer
678 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 ...
1
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1answer
287 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 ...