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Questions tagged [ethernet-port]

The Raspberry Pi B/B+/2B/3B has a standard Ethernet port for connecting it to the internet and to a network. Other RPi versions, such as all "A" versions, the RPi Zero and the Compute Module do not have the hardware required though in some cases it may be possible to provide such connectivity with an add-on board.

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VPN console dongle

For some reason the only way to connect a console or a streaming device to a VPN is thought a windows PC by sharing the network. My idea is to make a dongle of sorts were I can connect an ethernet ...
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36 views

Cannot enable usb ethernet gadget on u-boot with pi-zero-2-w

I am following this tutorial to establish tftp on my rpi: https://bootlin.com/blog/tftp-nfs-booting-beagle-bone-black-wireless-pocket-beagle/. But I cannot make u-boot start usb ethernet gadget. I ...
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I have a raspberry pi3 and i want to use the ethernet port on my pi to send ethernet connection to my laptop

Is it possible to use my raspberry pi3 like a USB ethernet adapter to send ethernet through to my laptop using a USB, I dont care if the network isn't crazy fast I just want to play games on my laptop
0 votes
1 answer
62 views

Raspberry Pi connect via WiFi, but not Ethernet

I setup Ubuntu Server on Raspberry Pi Model 3B using Raspberry Pi Imager for Windows. While configuring, I setup Wifi and it works smoothly. However, when I plug the device into ethernet it doesn't ...
3 votes
3 answers
15k views

Pi Won't Connect to Ethernet or WiFi

EDIT: This is a brand-new Pi 3 board running raspbian I just got my Pi, and for whatever reason I can't access the Internet. Ethernet will try and configure forever, and when I try to connect to ...
-1 votes
1 answer
463 views

How to setup an ethernet connection over the Ethernet / USB HUB HAT for Raspberry Pi by waveshare on a raspberry pi zero w

I am really new at raspberry pi's and so far i have gone to chatgpt and tutorials for help but i have reached the point of desperation that i ask for the assistance of this forum. Here is my problem: ...
-1 votes
1 answer
125 views

Piface Digital Master and PiFace Relay Plus Slave

I wish to control four state reconfigurable antennas in a propagation measurements using RPis at both ends of the propagation channel. The headless master RPi has a PiFace digital to control the start ...
32 votes
11 answers
45k views

What are the possible OUIs for the Ethernet MAC address?

I'm setting up a computer lab in which many Raspberry Pis are going to acquire IP addresses via DHCP. I'd like to have the DHCP server to differentiate between Raspberry Pis and other clients. What ...
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How to debug suspected Ethernet hardware fault?

I have a Raspberry Pi 4 Model B with 4 GB of RAM that I wanted to upgrade to a Pi 4 Model B with 8 GB of RAM. But with new device (the one with 8 GB), the Ethernet connection stops working after a few ...
36 votes
15 answers
90k views

Raspberry Pi 3 - eth0 wrongfully named 'enx...'

My new RPi 3 device (yay) recently booted up with a deactivated ethernet. So i watched /etc/networks/interfaces and saw the line: auto eth0 iface eth0 inet dhcp Calling ifup eth0 unfortunately gave ...
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0 answers
198 views

RealVNC Viewer doesn't accept keyboard input

I followed this guide to connect my raspberry to my computer, but when i connected with RealVNC Viewer, it does not accept keyboard or mouse input. I am on a Windows 11 computer, Raspberry Pi 4, and ...
1 vote
1 answer
60 views

run script after some device from dhcp ip pool connect to hotspot raspberry pi 4

I was searching answer from over a week and still don't find it. I'm fresh user of raspi and linux and network config so be patient for my stupid questions :) I describe my problem. I used raspi to ...
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0 answers
37 views

Can an pair of RPis sustain a 10G TCP data stream?

If a steady datastream were all they were doing, could a pair of RPIs sustain a smooth 10G data connection over a direct Ethernet wire? Crossover cable if necessary? And if not, anyone know of an ...
2 votes
3 answers
8k views

SSH - Not able to ssh from my laptop to raspberry after rebooting the pi

Greetings to the community! I am struggling establishing an ssh connection from laptop (Windows 10) to my pi connected to it through an Ethernet cable (raspberry pi 3 model B+). The process I am ...
-1 votes
1 answer
516 views

Connect to the raspberry over SSH via mobile connection

I finally got it working that I can use a Huawei E173 modem on my raspberry. When activating it with sudo ifup 3gModem everything works fine, and it connects itself to my Server as I can see it ...
1 vote
0 answers
137 views

how to give power and ETH to pi pico W at same time?

Learning following project https://github.com/sbcshop/Raspberry-Pi-Pico-RFID-Expansion. Now the requirement is to connect project with Ethernet network, also provide power supply at same time. Qustion:...
2 votes
1 answer
2k views

Connect IP Camera to Raspberry Pi 4 through direct ethernet connect

So we have 3 things: Raspberry Pi 4 IP Camera Ethernet cable We just want to connect the IP Camera to the Raspberry Pi 4 using the ethernet cable directly. Not through any router, switch, network or ...
2 votes
1 answer
3k views

Can't connect to raspberry pi in LAN with ethernet

This is my problem. I have trying yo use a RPi 3 Model B with Raspberry Lite OS (headless) for make a home NAS. Well, the true is I can use it via WiFi, but I can't with a ethernet. My router can see ...
3 votes
3 answers
7k views

SSH to Pi through putty Connection Refused (Raspbian Wheezy)

I just got a RPi2 Model B a few weeks ago and just started to program with it. I am trying to connect to the Internet for the project I am doing. So the OS is installed on my SD the only problem I am ...
2 votes
1 answer
632 views

RPi ignores eth0 connection (RPi 4B+ 8GB & PoE+ Hat)

I finally got my hands on a Pi 4B (8GB version) along with the official PoE+ Hat. I plugged it all in and I was hoping everything would just turn on but no, unfortunately my PoE injector was only 24V, ...
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0 answers
395 views

Adding two ENC2860 ethernets on 2 spi of Raspberry Pi Zero

I have successfully added enc2860 using spi0, I followed https://www.raspberrypi-spy.co.uk/2020/05/adding-ethernet-to-a-pi-zero/ to get it working without any issue on eth0. But I now want to add 2nd ...
5 votes
4 answers
12k views

Raspberry Pi disconnects from network

I have installed Raspbian and have attached 2TB External Hard Disk via USB with ext4 partition. I am trying to use it as a NAS device. Also I am accessing Pi over SSH from LAN and also from Internet. ...
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0 answers
56 views

Is it normal my wired internet connection is capped?

I'm experimenting quite a surprising slow internet connection on the Pi. I scrolled a lot through the web and I'm unable to figure out whether it's supposed to be that way or not: some people seem to ...
1 vote
0 answers
469 views

Raspberry pi ethernet light blinking a color when connected to laptop

I have received a Raspberry Pi 4 Model B, and have been using it for several weeks. I had installed OpenWRT(21.02.1) on one of my MicroSD cards and had put it into my pi. I don't have an external ...
0 votes
1 answer
377 views

Why did Pi-4's port layout change?

If you look at a Raspberry Pi 4 B from port side the side of the USB ports, it's a striking difference to previous B-models that USB block and ethernet jack have switched places. To me this is a ...
0 votes
0 answers
141 views

Forwarding incoming traffic to a pi to another port

So I have my pi 3b connected to another device with an IP address of 192.168.250.1 via Ethernet (eth0). I set my static IP address to 192.168.250.100 so both could communicate. The device wants to ...
0 votes
0 answers
186 views

Trouble communicating between a raspberry pi 3b and Omron plc using pyModbusTCP

Ok so I am trying to communicate with an Omron plc using a raspberry pi running the latest version of raspbian (bullseye in this case). I have been trying to keep it simple, so the only thing else is ...
0 votes
1 answer
274 views

Open a port for flask - remote vs. localhost

I have flask running in a daemon on my Raspi. @app.route("/cmd",methods = ['POST', 'GET']) def cmd(): if request.method == 'GET': order_obj = request.args.to_dict(flat=True) ...
0 votes
1 answer
69 views

Troubles understanding routing rules

I'm trying to use my RPI3 in order to read datas from ethernet communication and send them over wifi to a remote FTP server. I've been able to connect my RPI3 to internet via wlan0 so far, however I'...
5 votes
2 answers
160 views

Raspberry Pi4B RJ45 etchings

What does the etched (vs non-etched) RJ45 jack indicate? I have 3 of the 2GB versions; only one works in the remote location powered by PoE. The two that do NOT work - the newest and oldest of the 3 -...
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0 answers
47 views

How to assign Eth0 IP from external DHCP server to Raspberry Pi4?

I am trying to assign IP address for Eth0 from my router which has DHCP. I have connected my Pi4 with the router. But the IP is not assigned. How can I solve this issue?
5 votes
1 answer
3k views

Building a 'Packet squirrel" using Raspberry Pi

I recently read about hack5s' Packet squirrel, and now I am interested in building a similar device that sits between 2 endpoints (say router and PC) and monitor all the traffic but be invisible to ...
0 votes
1 answer
1k views

Not working ethernet connection from switch - Unifi Controller on Pi4

I've installed unifi controller sw on my Pi4 and managed to start the service, but when I connect the Pi via Ethernet cable to the switch, there is no internet connection. When I connect Pi directly ...
0 votes
2 answers
1k views

Gigabit Ethernet on RPi3B+

I have a problem with my network interface. My ISP provides a 1000Mbps download connection, but doing a speedtest from my raspberry pi 3b + it stays below 10Mbps so I ran ethtool eth0 and I find that ...
0 votes
0 answers
27 views

Pi2 as an USB-Switch to share his eth-connection

I want to share my thoughts and questions about using a Raspberry Pi as an alternate Switch/Router or whatever. First my problem is, I have 3 stationary PCs, all of them are connected to a switch (eth)...
13 votes
3 answers
26k views

Why am I getting far slower internet on my Raspberry Pi when compared to my Mac and Windows Computer

I have reasonably fast broadband, which on my Mac, using Safari 6, is perfect for my uses. Webpages load quickly, and I am extremely satisfied with it overall. My Raspberry Pi is another story. I can'...
3 votes
1 answer
14k views

Connecting two Raspberry Pi's via Ethernet

I'm currently working on a project that uses a rpi to do controls and data acquisition on a hydroponics system. However, I want to use another pi as a webserver that would also host a database for the ...
0 votes
2 answers
2k views

Can't get Gigabit speeds with my Raspbberry Pi 4 powered NAS [duplicate]

I have a Raspberry Pi 4 acting as a NAS which I connect directly to my computer through cat 5 cable from the Ethernet port on the Rpi4. I have set up a file-server using SFTP and that has worked well, ...
0 votes
0 answers
344 views

pi4 won't return after reboot connected switch?

I have PI4 that connected to router after I reboot ONLY the router , I can see the pi is still connected to the router - but I can't reach it. The pi have static ip. No ping to the pi , disable \ ...
0 votes
0 answers
312 views

add SPI wthernet connection , not working - how can I check why?

I have added a spi ethernet tp my pi zero connected it and added the needed files anyspi.dtbo , w5500.dtbo added in config.txt dtparam=spi=on dtoverlay=anyspi,spi0-0,dev="w5500",speed=...
0 votes
1 answer
2k views

Is it possible to enable 1 Gbit ethernet on RPi 2, 3, 4? [closed]

By default, it seems that the ethernet port on RPi 2 is 100 Mbit. Is there a way (via software) to enable 1000 Mbit ethernet? I also have the same question for RPi 3, and RPi 4.
1 vote
1 answer
316 views

Is it possible to make a WIFI to LAN Bridge with the RaspberryPi3b and Bridge Utils?

I am currently trying to make a bridge between the Wifi and Lan on the Raspberry Pi 3b with Raspberry Pi Os Lite for an Assignment. The Task is to connect the Raspberry to the Wifi and then Bridge it ...
0 votes
1 answer
552 views

RaspPi as Master, 4x ESP32 with cameras... Networking, Image transfer and logging [closed]

To give some background: I am a seasoned software developer with experience to different degree in (Java, Python, JavaScript and even some C/C++), but I am new to IoT. The project I am planning is a ...
1 vote
2 answers
10k views

Using dhcpcd.conf for VLAN interfacing (raspbian stretch)

I want to add a VLAN interface to the eth0 port of my raspberry pi. I have assigned a static IP to my physical interface eth0 and my /etc/dhcpcd.conf file looks like this: interface eth0 static ...
-1 votes
2 answers
359 views

Can I connect to my Raspberry Pi 3 with neither an internet connection nor Ethernet cable?

I am trying to learn how to connect to my Raspberry pi 3 to my laptop without internet or a router. I know some have suggested that I use an Ethernet cable, but my computer (Windows 10) does not have ...
0 votes
2 answers
1k views

Ethernet adapter to rpby Pi Zero

I am trying to connect a Rspby Pi Zero to the internet through a physical cable. Some micro USB to Ethernet femel adapter exist but they charge a lot for it and I am looking for faster delivery. So ...
1 vote
2 answers
1k views

LAN only works if connected directly to the router

I have this setup: A router in my living room that "feeds" all internet plugs. In my office the LAN connection works correctly with my PC and PS4 but my Raspi 4 does not detect any signal. However, ...
-2 votes
3 answers
6k views

Chromium can't reach site when i am connected to my wifi network

Yesterday i got my Raspberry Pi 3 model B and I have internet problem. I have Ethernet cable to my computer (mac) and I use my mac as a router. Everything works fine on my phone, but when i connected ...
2 votes
0 answers
158 views

rPi 3B+ boots with no activity light or ethernet

I’ve been using a 3B+ headless for several months. Yesterday I rebooted like I normally do using sudo shutdown -r now. It shut down, but wouldn’t boot up again. I figured I had done something to the ...
0 votes
1 answer
322 views

Connect switch to rpi eth1 and provide a custom dns

I am having issues finding the correct approach to take with my RPI setup. I have a router that does not let me disable DHCP and subsequently wont let me modify the DNS associated. I would like all ...