Questions tagged [networking]

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

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138 views

Access Raspberry Pi behind a NAT firewall through Internet

I have been developing projects with Raspberry Pi 4. For the current project I am running a NextCloudPi server on it. I am able to access the server using my Internal IP. I want to access it using a ...
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1answer
173 views

IPv6 not reachable

I have this strange bug on my Raspberry PI that my public IPv6 is not working (sometimes!). When I restart my Pi the IPv6 gets assigned and I can reach my Pi from the internet. However and some point ...
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1answer
292 views

Pi hole: How to set the DNS server back to the router?

There are plenty tutorials how to set up the pi-hole as a DNS server. But I cant find any how to do the reverse. I set up a pi hole as a DNS server and configured in my router to sent all traffic ...
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57 views

How to setup a Raspberry Pi as an access point with bridge and wifi with NAT?

I follow link below for setting up RPi access point with a bridge Setting up a Raspberry Pi as an access point - the easy way I install cloudstack manager which has cloudbr0 bridge Now I want to have ...
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1answer
115 views

IPv6 setup issues, pls help

I'm trying to setup my ipv6 on my raspberry pi 4. Now when I reboot it with fritzbox set to 6to4 I can't access my raspberry any more from my network (ssh, webmin etc). Additionally I can't access ...
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2answers
2k views

PiHole Not Resolving Local DNS Entries for clients with static IPs

I have a Raspberry Pi 2 running Pi Hole 5.2.2 and Cisco Linksys E2000 router running DD-WRT v24-sp2 (08/12/10) std-usb-ftp I want to be able to have PiHole resolve a DNS entry such as MyDevice to an ...
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1answer
88 views

hostapd failing to respond to DHCP discover nl80211: Frame command failed:

I'm trying to set up a AP by using hostapd and I was unable to even after following the tutorial notes step by step: After running hostapd with dnsmasq The AP gets advertised on the air, but ...
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1answer
53 views

I need to run the command “sudo service dnsmasq start” on every startup

I need to run the command "sudo service dnsmasq start" on every startup as I'm using my raspberry as a network bridge (from wifi to ethernet) I know the command works but it's hard to start ...
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50 views

Lag while ssh from remote machine

I have putty ssh client which runs on Windows 10 connected to my Raspberry Pi 4 with 8Gb RAM machine. I'm experiencing lag while working with terminal. For example if I type ls command it might take 1 ...
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1answer
103 views

Cannot Ping/ ssh over wifi

I have read several forums and have tried many solutions. I have a new raspberry pi 3 B+. Up to this point I have connected an ethernet cable to remote into my RPi. Now I am trying to use wifi and it ...
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50 views

Accessing a pi 4 router's localhost

OK, I have a Raspberry Pi 4 running a router so I can have a SSH for any files on the go. So (router)--------eth0--------(Pi 4 Access Point/ssh) --------wlan0------- (my device) I have tools that use ...
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28 views

Name resolution error when provisioning Kubernetes on RPi cluster using Macbook as Bridge

Issue I repeatedly get this error: Request failed: <urlopen error [Errno -3] Temporary failure in name resolution> when I try to provision K3S using Ansible on my Raspberry Pi connected to my ...
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1answer
18 views

Updating custom program over 4G

I have been working on a project that uses a Raspberry Pi 3b+ to send collected data to my server. This Raspberry Pi is setup with a 4G module and is able to send and receive data to and from my ...
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1answer
34 views

Access RPi's Web Server Connected to Smartphone Hotspot [closed]

I built a web server with Flask and I am able to access my website on my LAN. Instead of connecting my Pi to my router, my plan is to connect the Pi to my smartphone's hotspot, for portability. I don'...
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45 views

Streaming video and audio over home network to raspberry pi (for gaming)

I want to stream my video games to my pi 4 2gigs in the living room over the home network. I know we have the steam link but I want to make the project myself for learning purposes. Basically what I ...
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3answers
92 views

Where to put “/sbin/ethtool -s eth0 speed 100 duplex full”

I'm on a raspberry pi 4b /home/pi# uname -r 5.4.79-v7l+ and trying to set /sbin/ethtool -s eth0 speed 100 duplex full The simple reason for that is because it does not work with autoneg / full speed....
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28 views

Pi loses local network connectivity

My pi after about 6 or so hours will seemingly disconnect from the network. I have pihole running in a docker container which dies and also my ssh requests time out. This is fixed whenever i unplug ...
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36 views

Raspberry PI router

I am using a Raspberry PI 3B with Raspbian OS 10 as a home router/firewall/pihole/dphcd/reverse proxy. I have connected a USB ethernet adapter (eth1) used as WAN interface. The internal NIC (eth0) is ...
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4answers
72 views

Pi sometimes broadcasts its hostname as '$_HOSTNAME'

I have a strange problem with ma Raspberry Pi, and I'd like to fix it, but I have no idea how. Normally when running, it will advertise its configured hostname to my router, so that I can access it ...
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1answer
244 views

PiVPN Routing Problem

I've recently installed PiVPN on a newly created Pi system and I am able to connect to it ok from a remote client that I created. The problem is that although I'm able to access the node where my VPN ...
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1answer
1k views

RPI4B Ubnutu Server 20.10 wifi setup

I recently installed Ubuntu Server 20.10 on my RPI 4B and cannot get wifi to work. I followed the instructions here, here, and here. When I attempt to setup wifi via wpa_supplicant (the last link) ...
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2answers
84 views

Raspberry Pi Networking

I currently have a raspberry pi4B (p0) with four raspberry pi Zeros (p1-4) all conected to the pi0 via USB (using usb gadget mode for a network connection). To be specific i'm using a pi Cluster Hat. ...
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1answer
194 views

tethered android phone to raspberry pi bridge to edgerouter x

I do not have internet except by using my mobile phone. Last week I bought my first raspberry pi its a 4b and is really amazing. I'm an experienced programmer but a networking failure. I have linux &...
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3answers
167 views

eth0 not added to bridge br0

I followed the official guide and it works perfectly for an rPi3 running on buster but fails on an rPi4 running on buster-lite and I can't see why/I can't see the difference. The problem: In contrast ...
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2answers
72 views

Prevent eth1 from being created [duplicate]

On my raspberry pi I am plugging a USB to ethernet adapter which is automatically assigned to eth1 but I would prefer having it be eth2. I tried to add a dummy interface by doing ip link add eth1 type ...
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36 views

Howto self-restart a service when network link goes down?

I have a VPN using L2P/IPsec. A service I created establishes the ppp0 interface and tunnel. The service basically executes a shell script that does all the work. I can start/stop the service and all ...
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2answers
475 views

How can I set a static IP address for raspberry pi running rasbian (Debian) and connect through it to the internet?

I'm trying to set a static IP address for a rpi 4, and use a tablet as screen which will connect it through remote Desktop application. I tried to modify the /etc/dhcpcd.conf and add those lines: ...
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2answers
43 views

Can't access other devices over network, only via router unit

I recently set up my Raspberry Pi to act as a router. All is working well when it comes to connected devices accessing the internet. The problem is that my computers don't seem to be allowed/capable ...
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0answers
189 views

Why Is Using RPi As NAS For Hikvision Camera - SO SLOW!

For a few years I have been using a Raspberry Pi3 as a NAS drive for my Hikvision CCTV camera to save footage to. I prefer this to a NVR/ DVR, as it is low energy, easy to hide and quiet. I do not ...
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2answers
52 views

Disable Wireless Access Point to connect to Wifi Network

I've followed this guide on how to create a Wireless Access Point. Now I want to modify the behaviour as follows: If the home network is available, don't create a new network and connect to it. If ...
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1answer
79 views

Every 24h, network connectivity ceases

Every day my Raspberry Pi 4 4GB loses ethernet (wired) network connectivity (I don't use WiFi on the device). The device is otherwise still functional, but no matter whether I down/up the interface, ...
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1answer
203 views

How to route Internet from a USB Dongle to Ethernet Port?

I have a Raspberry Pi 4B with the latest Raspberry Pi OS intalled. So I have a USB dongle which is connected to the internet and shows up on Raspberry Pi as 'eth1' interface. I want the lan port of Pi ...
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2answers
2k views

How to install Edimax EW-7811UN V2 on Pi 3 Model B?

I'm expecting wlan1 (wlan0 is the onboard wifi), however ifconfig doesn't show any new wifi adapter lsusb Bus 001 Device 009: ID 7392:b811 Edimax Technology Co., Ltd dmesg [ 2230.446927] usb 1-1.3: ...
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0answers
22 views

Network authentification for Raspberry 3b+ [closed]

I am a beginner with raspberries and I wanted to modify the hotspot of the raspberry. I would like that anyone could enter the hotspot with a password, but in order to really use the functionalities ...
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124 views

Runing pihole when pi acts as wifi repeater

I got my raspberry pi setup as described here It runs as a wifi repeater which creates a new wifi on client side. I want all devices connected on the client side to use a pihole which also runs on the ...
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0answers
28 views

Accessing RPi from any computer using ssh or local network without password

I would like to run a Python script on my computer that starts another Python script on my RPi. For this I need to establish a connection between the computer and the RPi. However for my case, the ...
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1answer
1k views

How to execute a Python script on RPi remotely and receive data? [closed]

Question: I am trying to run a Python script remotely on my RPi from another python script on my computer. For now, I have created a local network on my RPi, that my computer can connect to. I tried ...
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0answers
42 views

Can iptables be used to monitor a specific host and port without being a gateway or access point?

I have a Pi 3B+ that I want to use to monitor traffic forwarded from the router to another host (and a specific port) on the network. I am currently using the ethernet interface on the Pi to connect ...
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0answers
248 views

Connect LTE modem to RPi with systemd-networkd networking

I have a rpi3b+ running latest os as headless with everything up to date and I use systemd-networkd for networking on it. I'm trying to connect a LTE usb modem to it for wan access. For that I use ...
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0answers
120 views

nmap not showing hostname after changing it in /etc/hostname

When I run nmap -sn 192.168.1.0/24 I get (among other things) Nmap scan report for 192.168.1.198 Host is up (0.17s latency). MAC Address: 56:31:C4:A0:1B:3E (Unknown) which I know is referring to the ...
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0answers
25 views

Raspberry Pi Hosted, Network LED Manager

I have been looking for a while and I have not found an answer. I am looking for a vendor neutral, LED manager/server that would let me manage all of the wireless LED strips already in my network. ...
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0answers
146 views

Use Raspberry Pi to monitor traffic on local network through a specific port

Is there a way to have a Raspberry Pi Model 3B+ monitor traffic on the local network through a specific port? I am running Plex on another machine on the network and have my router port forwarding to ...
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1answer
56 views

Raspberry Pi loses connection when external drive is plugged in

The situation I have a USB-C Samsung external drive. I bought a USB-A adapter adapter for it so that I can plug it into my new Raspberry Pi 4. It is running Raspbian OS with the latest updates. My Pi ...
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1answer
56 views

Rasperry Pi wireguard configuration and user access

I'm trying to setup Wireguard on my Raspberry Pi, which kind of succeed, but now I have problems with additional configuration of it. Is there a way to allow some users to see other computers in local ...
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0answers
24 views

Save ip address of device connected to RPi network

how can I automatically save to file an IP address of a device connected to RPi (configured as a router). Every time a new device is connected to my network I would like to open a file (or create if ...
1
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1answer
394 views

pi-hole: DataTables warning: table id=groupsTable - Invalid JSON response. … see http://datatables.net/tn/1

Hello fellow tinkerers, Struggled some time to get pihole working. In the browser, got constant JSON messages: DataTables warning: table id=groupsTable - Invalid JSON response. For more information ...
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0answers
17 views

Problem connecting pi from external network

so I'm setting up a motion server(to get a live feed of my house over the internet) and everything works fine as long as I connect to the video feed from another machine while on the same network. My ...
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2answers
974 views

Max networking performance with RPi 4 (Gigabit ethernet), with/without a USB3 external disk connected

I want to use my RPi4 as a small home NAS. To do that, I'm trying to benchmark the maximum file transfer performance. Workflow: Rpi4 connected to home router with a 1 Gbit cable computer connected ...
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1answer
216 views

Create new secure ad-hoc network

I am trying to create a secure ad-hoc network generated from a pi 3b+ running Buster. I would like to have a password prompt to show up when I try to connect to the network on various devices. Here is ...
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2answers
37 views

Roboust Network connectivity

I want to run a headless (no monitor and keyboard) Pi 3a in the somewhat fluent environment (at home, in an Artist’s studio, on the attic of an cathedral). The Pi is controlling some Christmas ...

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