Questions tagged [networking]

Questions about home networks, internet, repository issues or anything else regarding networks.

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Is it possible to spoof tcp sockets of an additional IP using the wireless NIC on the Raspberry Pi 3B+?

If it is not possible, I would be curious to know what the closest solution would look like pushing the limits of the Rpi's hardware. Additional information and a concrete example: I have a Pi ...
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1answer
26 views

WLAN only working after LAN was plugged in once

I am currently setting up nearly all devices of the raspberry pi family to do some project-related testing. Therefore I used a script to set up all necessary configurations - especially WLAN. The ...
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25 views

Unable to ping/ connect to external addresses

I own a raspberry pi 3b+ which has a static ip address and local domain. I am able to see it and access it via my local network. I can telnet and ping it successfully and can SSH to it successfully ...
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1answer
21 views

List of all possible wifis not working?

I'd like to get a list of all possible wifis I can connect to. I've been using nmcli with nmcli dev wifi to do so. On my Linux Mint machine this works fine, but on raspbian I don't get any results. I ...
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1answer
35 views

Best way to transfer 100 gb files over LAN [closed]

What method is best for transferring 100gb files between Raspberrypi and Ubuntu PC. I would like to be able to mount a raspberry disk on my PC. So far I have used samba but it's getting slower. Will ...
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5 views

Remote connect when in monitor mode

When I put the raspberry pi in wifi monitor mode it kicks me off my wifi headless connection. How can I have if both in monitor mode but also be able to connect to it remotely via ssh to run commands ...
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12 views

Strange issue with wifi (works only with hdmi)

I have set up wifi connection from GUI and raspi-config. In both cases after reboot rpi does not connect to wifi network. There is one strange thing. If I connect rpi to hdmi it suddenly connects to ...
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17 views

How to use an Rpi (3B+) as a layer 3 bridge, wifi to eth0 connected printer with a static address, using proxyARP and seamless port forwarding?

I am quite new to networking, but have semi-successfully spent time experimenting with different, well documented approaches to using an Rpi to bridge wifi connection from the wlan0 interface to an ...
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1answer
41 views

Offline raspberry and IP addess

I am trying to use my raspberry through SSH, in order to connect to it I wanted to set a static IP address for it. While being connected to my home network, it works fine, the IP is probably set by my ...
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28 views

How to reset RaspberryPi network configuration to default

I've been cloning RPI images for several months and kept adding stuff without keeping track of the changes made to the .conf files. I've messed with the network settings to a point where remote (=...
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1answer
20 views

RaspberryPi cannot be accessed by TeamViewer from 'external' network

Over the last 2years, I've installed TV on many Raspberries and could access them from networks outside of my office, please have a look at my issue: I can access 2 RPIs in my office normally. I have ...
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1answer
30 views

Internet connection is not working anymore on wlan0 after setting a fixed IP on eth0

I'm trying to configure my Raspberry Pi 4 like this : I want a fixed IP address on the Ethernet port eth0 (to connect in local, without having to be connected to my home WiFi router, with VNC) I want ...
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5 views

Setting up a firewall that blocks traffic that is routed through a raspberry pi

Looking for a good way to block traffic that is routed through a raspberry pi that is setup as a network bridge. Pi connects to the wifi and then I plug the laptop into the pi via ethernet. I have ...
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1answer
43 views

Donkey Car Raspberry Pi Wifi Network Switch

I am working on a donkey car project as a senior design project and am working on hooking up my raspberry pi to the WiFi. The WiFi that I am currently hooking it up to will not be the WiFi available ...
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19 views

Cannot find any devices when using BlueZ as bluetooth mesh provisioner

I am currently trying to setup a bluetooth mesh network using 5 raspberry pi 4's using BlueZ's solution to do. After having setup the device to act as a provisioner I have issues when trying to scan ...
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1answer
18 views

Raspberry Pi fails to connect to specific network by wifi/ethernet

I’ve been attempting to connect a Pi 4B 4Gb to a network on a Technicolor DGA4231 router in the latest Raspberry Pi OS. Flashed to a Micro SD card with no modifications at all. It seems to get an ...
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i created a wireless router on my RPI3 but failed to start isc-dhcp-server

I created a wireless router with RPI3 but isc-dhcp-server is not working i made changes to dhcp.conf ie uncommenting authorative and also subnet 192.168.1.3 netmask 255.255.255.0 { range 192.168.1.10 ...
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Single raspberry pi as access point and a SDN controller doesn't fully work and It's not clear why

I've been trying to setup my raspberry pi to act as an access point, which, after a host connects to the AP, it assigns the host to the SDN. I managed to get the AP working by following the tutorials. ...
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23 views

How to assign / change the Access Points SSID programatically

Using a Rpi 3A (B or B+) with Buster. Its set up as an access point with an SSID of WaiterControl, a static IP address, and I have Mosquitto on it to control MQTT messages. I have various ESP32 ...
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19 views

Accessing pi-hosted website over ethernet

I'm trying to test Mopidy and the Iris web client on a Raspberry Pi, but it seems that the network I'm using doesn't allow clients to access other local IPs remotely (at least via SSH, ping, and ...
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1answer
22 views

Connecting to 82.68.133.179:80… failed: No route to host

I am trying to wget to a server in order to obtain some information. I am running on RPi Zero with the Waveshare Ethernet / USB HUB HAT for Raspberry Pi, 1x RJ45 Ethernet Port, 3x USB Ports pi@...
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22 views

Wakeonlan successfully wakes one machine but not the other

I'm experimenting with using my Pi as a Wake on LAN Server but only having partial success. I'm using a RPi 4 and two regular x86-64 desktop PC's. The Pi is running the latest RPi OS Lite and the PC's ...
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1answer
23 views

DNS issue, resolv.conf doesn't reflect interfaces configurations

I open this issue because I have a weird behavior on my Raspberry Pi 4 8Gb where I have installed raspios_arm64-2020-08-24 After I did the installation, I made changes in /etc/network/interfaces.d/...
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26 views

SSH and VNC functionality stops working after a week or so

I'm running a raspberry pi 4 model B as a private server using raspbian. When I set it up and enable ssh and vnc functionality I can access it via both of those methods from other computers just fine. ...
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79 views

Cannot ssh raspberry zero over ethernet using adapters (Micro USB to usb and usb to ethernet)

I have: Raspberry pi zero with one micro HDMI port and 2 microUSB (1 for power and the other for general purposes) One Power Supply 2.1A (which I thought should be connected to the power microUSB One ...
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18 views

Not able to mount D-Link DMW-156 on ubuntu system

D-Link DMW-156 is a 3g USB dongle, when I plugin to the usb it shows green light for few seconds and then red light.Have tried the following commands on the terminal. sudo mount /dev/sr1/mnt mount: /...
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22 views

Wired network connection not working - 2 items in settings VPN and Proxy

I know everyone tries hard and it can't be easy. I'm on the edge of a heart attack or stroke myself just getting anything to ever work. I'm new to the Pi-niverse and am setting up a 4. Its having ...
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30 views

Using Systemd-Networkd for Multi-Interface Networking

I am attempting to create a multi-interface wifi to (wifi, AP / ethernet) setup. I am using Systemd-Networkd, and I am able to get the base configuration to work without issues. I run into problems ...
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1answer
45 views

Pi 4 - Connecting with eth0 but not with wlan0 [closed]

I am facing a issue in the last days. I have a LAMP server working 24/7 and connected with networks using wlan0. About 2 months ago, i bought a 4G LTE router and used it. All fine, so i decided to try ...
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29 views

How can I use the Raspberry Pi as a Plex media server and access the files on my Firestick?

everyone The Raspberry Pi is an amazing machine, and there is a project I am aiming to do, but I need a bit of help. I am aware that you can set up the RPi as a media server using Plex. However, I ...
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1answer
38 views

Raspberry pi doesn't connect via ssh

I am quite new to the raspberry pi and to get used to it I wanted to start a project with it. The first step is obviously to flash an image (I am using Raspberry pi lite since the recommended one is ...
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30 views

Failed to get D-Bus connection: Unknown error -1

Well I ran into a major network failure when I try to get two PIs talking to each other directly through their Ethernet ports. They use to connect to each other and communicate, but for some odd ...
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1answer
27 views

Dynamically configure raspberry pi hostname

Using a script - How can I tell if another device already exists on the network with the same hostname as my pi? I'm building an IoT product using a raspberry pi. Currently I communicate with the pi ...
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1answer
26 views

Remote data transfer in a few km wide range

I am working on a project where the pi is operating on a wide range. I need a reliable real-time connection between my PC and the pi itself. What i was thinking about: -radio ×not an option, because ...
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3answers
30 views

Connecting to a smb server on my iMac

I figured this would be as easy as sudo mount.cifs //192.168.10.101/Media /mnt/media/imac -o user=house,password=12345 mount error(13): Permission denied On the Mac I created a share called Media ...
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1answer
37 views

Unable to connect to WIFI

I'm new to raspberry Pi usage and have taken over a raspberry pi project from a colleague who has just left. The model I'm using is 3B on a 7" Touch Display. Upon booting it up, it says 'no ...
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55 views

Headless SSH without Wi-Fi setup

||| Hello there, noob question: I've acquired my first rpi (a Zero W) three days ago and made a headless setup. Currently, it works as a logging device. I really liked the prospect of logging into the ...
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2answers
56 views

Why can't I find the local IP of my PI?

I tried the following command to find the local IP of my RPI: nmap -sP 192.168.1.1-254 But, the only IP I find is my PC. I know that my PI is at 192.168.1.6 which I can SSH into without any problem ...
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0answers
32 views

Raspberry Pi can't issue dynamic IP address to Laptop connected via Ethernet cable when Laptop is also connected to home wifi

I am new to configuring networks so please excuse my ignorance if I have made some obvious and simple mistakes. For educational purposes, I am trying to set up a small wired network where a Raspberry ...
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1answer
34 views

Disabling IPv6 to fix name resolution issues on LAN

I have a conventional LAN configuration. It consists of a router/firewall/gateway running OPNsense, and a variety of hosts - mostly Macs, RPis, Ubuntus, my WiFi APs and the usual phones and video ...
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43 views

Raspberry Pi 4 8GB not showing up on network and isn't able to transfer files

I recently bought a Raspberry Pi 4 8gb that I am using as a local nas. When I got it I connected it to wifi, installed samba and got it configured - it worked perfectly (was accessible/discoverable/...
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1answer
33 views

Restrict PI to LAN only on specific interface

I found out that manual network interface configuration should be done in /etc/dhcpcd.conf, not in (/etc/network/interfaces). Using the example right from the config file I added the following to the /...
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1answer
34 views

how do I route/ping from home router's clients to another AP's(raspberryPI) client. here, AP and router client is in same network

I have 3 RPi (pi1, pi2 and pi3) and 2 (pi1 and pi2) of them are connected to home router and receive IP address dynamically. One of the pi(pi2) is used as AP mode and another (pi3) pi is connected in ...
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44 views

no static IP on WiFi with dhcpcd

I'm trying to set up the Pi 4B as an access point for a device (headless standard Raspbian). Therefore I have plugged in a WiFi dongle which is correctly found as wlan1. I want to install a dhcp ...
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1answer
81 views

Linking two interfaces on same subnet using dnsmasq

I'm trying to configure my RPi to give me access to devices conencted either of eth0 or wlan1. Desired function is this: User connects to RPi AP via wlan1 and is given an IP Separate device connects ...
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0answers
18 views

WiFi Problems , including priority and not being able to connect to certain networks

So I am trying to setup my RPI4 wpa_supplicant.conf file with priority for my different networks , but the file just keeps reverting back to what it was before i edited it , and it also disable the ...
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94 views

What is ConnectionError Failed to establish a new connection: [Errno -2]?

I am running a 6 script and they are running at different timings using systemd service and timer. Each script access the same url at least once. When I check the log file of some scripts, they are ...
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54 views

Gstreamer parameters to stream multicast and reduce latency + framedrops

What I've tried: I'm using 2 Raspberry Pi's So I figured out to stream the desktop from one Pi to another with the following commands: Transmitter: gst-launch-1.0 -v ximagesrc use-damage=false xname=/...
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0answers
29 views

The wifi adaptor installation process gets interrupted with errors

I tried to install a wifi adaptor driver, but i keep on receiving this error and it does not continue from the point onwards. install -p -m 644 8821cu.ko /lib/modules/5.10.11-v7l+/kernel/drivers/net/...
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1answer
63 views

The installation of RTL8188EUS Wifi adapter interupts and displays two errors

Apparently as the Raspberry pi 4 model b does not support Monitor mode, i plan on using a WiFi adaptor to carry out the task.But when i try to install the drivers of the adaptor, there seems to be an ...

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