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Questions tagged [networking]

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

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1answer
72 views

Why the message “raspberrypi dhclient: send_packet: Network is unreachable”?

I am having a raspberry pi jessie OS. I configured it as ethernet to ethernet router. eth0 is connected to a modem and eth1 is actually a usb to eth converter. Rpi get internet through the eth0 ...
0
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1answer
21 views

How to run DNS server on raspberry repeater using systemd network

Hello I have found a very good tutorial: Access point as WiFi router/repeater, optional with bridge and I've managed to get wifi repeater working (w/o bridge) My question is, how could I run my own ...
1
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1answer
22 views

PINN no internet connection after hard reset

I have recently installed and configured a new server on my raspberry pi 3B. I used PINN as my bootloader and installed some OSes (Fedberry - an Raspberry Fedora implementation - being the main one). ...
0
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1answer
167 views

Access Raspberry pi jenkins server over the internet

I have managed to setup up a working Jenkins server on my raspberry pi 2. The Pi has an IP address through a LAN cable connected into the wall. I cannot however access the Jenkins server from my ...
2
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1answer
2k views

How to connect multiple Pi Zero ethernet gadgets to a Pi 2?

I followed this guide to turn my Raspberry Pi Zeroes into ethernet gadgets and I did not change anything in the /etc/network/interfaces or /etc/dhcpcd.conf files. All of the SD cards were fresh ...
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0answers
26 views

Unable to ping from the Revolution Pi Connect (Raspberry pi based IIoT device) to PC?

Before going ahead what is the problem I am facing let me give you a hint about the Revolution Pi Connect an IIoT device based on Raspberry pi:https://revolution.kunbus.com/tutorials/uebersicht-revpi-...
0
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1answer
125 views

Wifi not being picked up

I currently have a wifi usb dongle attached to my raspberry pi 1 model B, however it is not getting picked up. I think that the wifi dongle is probably not supported but would like to just confirm. ...
1
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1answer
58 views

Begineers - I need dual Wifi on Raspberry 3b

I describe the situation which i need help. I have installed raspbian with RASPAP. I need from my raspberry to deliver 2 wifi ssid: Work, not DHCP, transmit the ethernet on wifi for workers.192.168....
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2answers
48 views

Ethernet connection not detected if cable reattached

Let's say my rPi is functioning properly and has a working Ethernet connection; it has a local IP and I can connect to it. I disconnect the rPi's Ethernet cable because I need it for another device ...
0
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0answers
39 views

Two Raspberry Pi on one router

I have the following: A router with external ip address 209.xx.xx.xx. This router forwards to the ip address of the first rpi (rpi#1) (ports 80 and 443 to 192.168.1.170) and a random port (1234) to ...
0
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1answer
612 views

Make wifi onboard as an access point and wifi dongle as a client

I want to turn my raspberry pi 3 witch installed Raspbian OS to access point and client to access wifi and bridge these two each other (in this question it's better to skip this bridge part). Exactly, ...
1
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3answers
301 views

Unstable Ethernet connection on RPi 4

I run a headless Raspberry Pi 4 (4 GB) which is powered by the official USB-C power supply. I operate the Pi 4 (Raspbian Buster Lite) via the ssh protocol (putty) from a Windows machine. I realized ...
2
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1answer
36 views

How to bridge wlan0 to eth0 without a static ip?

I'm having internet issues in my dorm and I can solve them by bridging the dorm's WiFi (wlan0) to ethernet (eth0). I've read a lot of tutorials online, but most of them are outdated or not applicable ...
0
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1answer
128 views

Cannot connect to my RPi via ssh

I installed raspbian stretch on my Rpi 3 and it works perfectly using HDMI display. But when I run it using ssh on my laptop. I cannot connect it using the ethernet. My laptop sends the packets but it ...
0
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1answer
187 views

Local network with several Pis and devices connected

I have to create a local network (without internet connection) with several Pis (around 20) in a straight queue. Each Pi has to connect as many Pis as possible, but the regular case is that every Pi ...
23
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8answers
24k 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 ...
0
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0answers
40 views

Why the script hang for 2 days?

I am running a python script to check the internet connection of a wifi network. It is being run for every 10minutes. Afwer a one month of working, the scheduler is not invoking the actual function ...
0
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1answer
21 views

Switch back from WLAN AccessPoint to normal WLAN client

I configured my Raspi (3B+, Raspbian Stretch) as a WLAN Access Point, as described here: https://www.raspberrypi.org/documentation/configuration/wireless/access-point.md Now I want to switch my Raspi ...
0
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0answers
15 views

Using RPi to provide powered networking to USB-connected devices?

It's possible to charge and provide wired networking to an iPhone via a special dongle. The USB ports on an RPi3 can deliver power to a USB-attached iPhone; is it possible to also provide network via ...
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0answers
66 views

SSH Connection refused on headless install, ssh file not deleted - tried everything?

I have the old Raspberry Pi B. I flashed the latest Raspbian Buster (headless version) using balenaEtcher (macOS). After that, I've connected the SD card again and created a ssh empty file on the boot ...
0
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1answer
16 views

Connection to internet terminates when I connect my Raspberry pi3(Model B+) to a VLAN which does not have internet connection

I have a problem with my Raspberry pi. I have connected the PI to the wifi while setting it up for the first time and the internet access worked perfectly but when I connect it to a VLAN which does ...
0
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0answers
37 views

Slow Network throughput of raspberry pi-4 [duplicate]

I have setted up samba server for NAS in my raspberry pi 4. The external disk is USB 3.0 and is working fine. sudo hdparm -t /dev/sda shows speed around 120 MBytes/s nperf also shows link of around ...
0
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1answer
121 views

Cannot connect to raspberry pi in the same subnet over ssl

I set up JupyterHub on my rpi3 via ssh, and want to access it from another computer (not through ssh, but through <rpi3's ip address>:<port>) My computer and my rpi3 are on the same ...
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0answers
29 views

“RTNETLINK answer: File exists” renew ip

I want to scrape website with my pi but first id like to know how to ask for a new ip in case i get ban. I tried with: $ sudo dhclient -r >>>Killed old client process $ sudo /etc/init.d/...
1
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1answer
157 views

How to connect a ethernet device(having its own static I.p and netmask) wirelessly by my laptop?

I have a device which is used to monitor analog sensor data(Micron optics sm130 ) with ethernet port available. It has Static IP as 10.0.0.126 Netmask as 255.255.255.0 DHCP server disabled Its ...
4
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1answer
822 views

wpa_supplicant crashing(?)

I just got my Raspberry Pi B+ together with a WiFi dongle from ThePiHut and am now trying to connect it to my WiFi. It works, at least sometimes. After booting the Pi, I do not get an automatic ...
0
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0answers
22 views

Raspberry PI 3B+ won't connect to smartphone Wi-Fi hotspot if it's “Shared wifi” instead of 4G+

I have a Samsung Galaxy S8 and a Raspberry PI 3B+. The PI can connect to a normal Wi-Fi without any problems. The PI can connect to my S8's hotspot if internet is from 4G(+) The PI CAN NOT CONNECT to ...
1
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1answer
181 views

Python Code for Home Automation times out

I was making a python script for home automation using Adafruit IO as a conduit between IFTTT and the Raspi, and it works great for a while. But after a few hours, it just stops working. I have no ...
0
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0answers
24 views

Forwarding owncloud from PI to router

Aim: Have an owncloud on a raspberry, available from public network e.g. from the IP of my router rather than from the IP of my Raspberry. Background info root@DietPi:~# uname -a Linux DietPi 4.19....
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1answer
434 views

Sending data to and from raspberry pi 3 wirelessly using wifi / sim network data

I'm looking for advice regarding sending and receiving data between raspberri pi 3 and other devices assuming everything has internet connection. The data I'm looking to send doesn't have to be ...
0
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2answers
118 views

Is it possible for the Pi to create a network upon boot that you can connect to it from?

I have recently bought a NodeMCU, a WiFi device that creates a WiFi network that you can connect to, and you get a web server from it at 192.168.0.4. Is it possible to do this with the Pi so that I ...
0
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1answer
433 views

Raspberry Pi 3 4G Dongle Internet to eth0

I have followed the following tutorial to setup Hotspot on RPi with a 4G Dongle. For 4G Modem i use Sakis 3g Scripts. It works fine. But when I try to connect my PC to the ethernet port of the RPi ...
10
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7answers
38k views

Detect if iphone/Android nearby?

I'm working remotely and it would be handy to know when someone has gone out for a meeting / lunch in my office. I thought I might be able to passively detect what phones near the raspberry pi (and ...
1
vote
1answer
448 views

Connecting to Pi from Windows via Zeroconf - IPv4 pings fine, IPv6 does not

I've been struggling with getting into my Pi from Windows 10. I'm fairly sure the problem is on the Pi side but if so I can't for the life of me work it out. In short, on Windows I cannot ssh or ping ...
1
vote
1answer
48 views

Unable to connect the RPi to Internet

I am using a flat ethernet cable, connecting my Laptop output to RPi ethernet. I have left the /etc unmodified (to its original state) I have enabled my PC windows network for external ethernet device....
0
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1answer
279 views

How to set a default inet addr to ethernet card like wlan have?

First of all, i am sorry i don't know much about networking and i am beginner in linux networking. Please help me with my problem. I have a Rpi3 and i am configured it as ethernet router from eth0 ...
0
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0answers
18 views

Capture snapshots from network stream

I am using the "Recording to a network stream" recipe to (https://picamera.readthedocs.io/en/release-1.13/recipes1.html#recording-to-a-network-stream) stream video from raspberry pi. I have modified ...
0
votes
1answer
33 views

PIServer network boot

When i boot a raspberry pi model 3b+ from the piserver running on debian stretch x86 i get the follow error : ---[end Kernel panic - not syncing : VFS : unable to mount root fs on unknow-block(2,...
1
vote
1answer
408 views

Register Raspberry pi to DNS server

In the enterprise network, As a client how can i connect my pi to the (Windows)DNS server ? so that i can ssh/ping the pi by hostname without the ip address. Eg: myraspberrypi.domain.org Instead ...
0
votes
1answer
200 views

How to set up a Pi 3B to only utilize an external USB wifi adapter to connect to the internet (and not the internal wlan0 wifi card)?

I am working on creating a mesh network setup using the batman-adv routing protocol and a couple of Pis. One of my issues right now is turning one of those Pi nodes into a gateway node, which is ...
0
votes
1answer
141 views

Cannot Surf the Web Through Chromium

It's weird, I can reach google.com, perform a search and see the results, pull up Gmail, I can go to raspberrypi.org, but anything past that I cannot reach. In the Terminal I cannot ping google.com. ...
1
vote
1answer
399 views

Use Raspberry Pi as VPN gateway specific hosts on VLAN?

I've been trying to figure out how to do this for awhile now and I'm not even sure if what I want to do is possible at this point. I'm trying to update and simplify my current network while ...
0
votes
1answer
273 views

Not able to connect through RDP from public network with custom port

I am trying to connect my Pi 3 that is located at my home from my office network but Windows' RDP client giving error immediately. I am using DDNS service and I can connect my home desktop PC through ...
1
vote
1answer
795 views

How do I create a bridge interface on a Raspberry Pi?

I need a bridge interface for LXC networking to work. Normally I just do something like this in /etc/network/interfaces: auto br0 iface br0 inet dhcp bridge_ports eth0 But Raspbian uses dhcpcd. ...
0
votes
1answer
68 views

How can I create a bridge to eth0 with the following network configuration?

I followed this tutorial so I have a network with two wireless interfaces, wlan0 working as a access point and wlan1 working as a client from another router. How can I bridge wlan1 to eth0 without ...
0
votes
0answers
66 views

Raspbian 9.9 Stretch - Network is unreachable

I have pihole(with DHCP server enabled, router DHCP server disabled) and SMB running on my raspberry pi, and my network interfaces are acting rather strange. From my raspberry pi, I can ping my router ...
1
vote
1answer
44 views

Routing traffic with 2 VPN Gateways on RaspberryPi

I'm using Raspberry Pi to run OpenVPN client. I have 2 client connectios set up, using interfaces tun0 tun1 The raspberry pi uses interface eth0 to connect to the internet. Then I have USB ...
0
votes
1answer
33 views

How can I log all packets sent by connected devices over WiFi when using a Pi as a bridge? [duplicate]

I am using a Raspberry Pi 3B as a bridge between WiFi and another router in the network. My goal is to log all traffic (UDP and TCP) that's being sent by a connected device, such as a phone or a voice ...
0
votes
1answer
154 views

Starting hostapd with script, interference from dhcpd

I'm trying to write a script that starts hostapd when called, but I don't manage to get rid of the dhcp client process: echo 'stopping wpa supplicant' systemctl stop wpa_supplicant.service sudo ...
2
votes
1answer
155 views

PI static LAN IP weird behavior (going to DHCP)

After many tries, I decided to simplify my problem. I am running W10 on my laptop and Raspbian on my PI2, on which is only connected a USB Wifi dongle. The laptop lan IP is static and set to 192.168.2....