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Questions tagged [networking]

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

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15 views

why rsync speed slows down as the transfer progresses?

whenever I am doing rsync of large files , I noticed the rate of transfer goes down as it reaches transfer completion. why does it happen ? when I start it always start with 10Mb/s.
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0answers
18 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
29 views

How to synchronize GPIO state between two Raspberry over Internet?

What is the simplest way to synchronize GPIO state (states are: 1 or 0) between two Raspberry devices connected via Internet ? What I need is immediately change GPIO state on Raspberry 1 if Raspberry ...
0
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0answers
43 views

How to Make Router(AP) with raspberry pi

I am trying to make AP(Router) with raspberry pi. Using your new Raspberry Pi 3 as a WiFi access point with hostapd At this command I am getting certain error !! entepi@raspberrypi:~ $ sudo /usr/...
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0answers
21 views

Raspberry pi tor router

I am trying to make tor router from last 3 days. I have tried everything.. Too much errors and services are not working ? I have android phone so i am going to provide Internet via android. I don't ...
2
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2answers
35 views

Supplies for non-internet connected, wire-only machine

Instead of using wireless technologies or Bluetooth or anything like that, I would like to only work with wires like the Ethernet and USB cords. This way you can know that the machine has only ever "...
0
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1answer
13 views

Using Multiple Pi Zero's to control momentary contacts from Pi3 and screen [on hold]

I'm looking for a simple interface to activate 6 momentary contacts via Pi Zeros within a range of 100 yards (if 100 yards is too far, how far could it be made reliable to the central Pi3?). A simple ...
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0answers
42 views

How to connect via Ethernet cable from my laptop to the PI just configuring the microSD card?

I recently bought a Raspberry PI 3 B+. What I'd like to do: for an easier workflow, I want to connect to the PI via ssh just using a Ethernet cable. Issues: to make the connection work, I can only ...
0
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1answer
21 views

Is there a way to connect to a Raspberry server with only bluetooth?

Let's say I installed an API on my raspberry pi (with Php, python, it doesn't matter). Is there a way for my Android phone to make direct requests on my API through Bluetooth ? (If my raspberry and my ...
0
votes
1answer
41 views

Unable to ping all PCs inside company network

I am using RPI3 with raspbian and I have it connected to my personnal network via wifi (works fine) but I also connected it to company network with cable. Also I am new to RPi and Linux. So I have ...
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0answers
15 views

Google Translate API rejects exact same script executed on Raspberry Pi, but accepts it coming from other devices!

I am using the following code to translate something via a npm module called google-translate-api: const translate = require('google-translate-api'); var sentence = "Bonjour, mon frere."; translate(...
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2answers
39 views

Programmatically SSH into pi on local network without looking up IP-Address beforehand?

I have a pi in my local network, and I sometimes want to connect to it via ssh. However, the pi always has a different IP-address, so I look it up beforehand each and every time. Is there a way for me ...
1
vote
1answer
34 views

nmcli not detecting any network on R Pi 3 (controlled via SSH Ethernet)

SETUP: I plugged my laptop (Ubuntu 14) to my RPi 3 (Raspbian Stretch) via ssh over an Ethernet cable. PROBLEM: Doing nmcli dev wifi on the laptop gives me a whole bunch of networks. Typing the same ...
0
votes
1answer
33 views

Edimax EW-7811un driver: wext or nl80211?

I am trying to use wpa_supplicant. I see in wpa_supplicant --help that there are four options for its driver parameter (-D): drivers: nl80211 = Linux nl80211/cfg80211 wext = Linux wireless ...
0
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1answer
19 views

Access Point connection problems/questions

So, I have a RaspberryPi3 b+ with Raspbian 4.14.78 and a Ubuntu 16.04 laptop. Now I want to use the laptop as a server and the RaspB as a client and have them communicate wirelessly. But I would ...
0
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0answers
40 views

How do I attach an ethernet dongle to a Raspberry Pi Zero?

I connect the Ethernet to micro USB dongle to the USB port of the Zero. I then connect a micro USB to USB dongle to the PWR port. However, I still don't see any signs that the device is on the ...
0
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0answers
18 views

Websocket With Seperate Webserver

I have a Raspberry Pi 3b and I have a WebSocket server up and running on my localhost after following this tutorial. I can go to localhost:8080 and control my pi using a checkbox running socket.io and ...
-1
votes
1answer
33 views

hostapd 802.11n/ac bandwith [closed]

Some 802.11* standards support multiple bandwiths (20MHz-40MHz-...) and accordingly higher bandwith (in Mb/second)... with this hostapd configuration file, its not entirely clear if we can manually ...
3
votes
1answer
30 views

Mapping to Shared Drive on Linksys Router

I have a 2 TB Seagate drive on my Linksys WRT1900AC router USB. I can access it as a network drive on my Windows 10 PC and as an ftp site when I'm remote. I'm trying to access it on my RPi 3B+ ...
3
votes
1answer
52 views

SSH works on one pi but not another - same SD card

SD card in Pi3B number one - no problem. Swap that same SD card to Pi3B number two: - Connection refused when trying to ssh from another computer. - No problem pinging the Pi at its new ip (assigned ...
-1
votes
1answer
64 views

cannot modify raspberry dhcpcd.conf

i am trying to modify the dhcpcd.conf on my raspberry to remove the part where the static ip address is, however, after editing and saving the file using sudo nano /etc/dhcpcd.conf the changes does ...
0
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1answer
90 views

raspberry pi network bridge eth0 wlan0 static ip

So I want to setup a network bridge between my ethernet connection and the wlan adapter such that the raspberry 3 acts as a device where my chromecast can connect to and shares the internet connection ...
0
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2answers
64 views

Static IP in /etc/dhcpcd.conf not taking effect

I'm trying to set a static IP for my Pi Zero's USB ethernet port using /etc/dhcpcd.conf. I'm using Raspbian Stretch. Here is my /etc/dhcpcd.conf file: pi@raspberrypi:~ $ cat /etc/dhcpcd.conf # A ...
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0answers
21 views

Problem with Downloadspeed on Pi 3

I have a problem with the download speed of my Raspberry Pi 3. If I use speedtest-cli for a test, I only get a third of my full download bandwidth and my ping is also tripled. I installed and updated ...
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0answers
60 views

Raspbian access point not working

I have followed the guidance in https://www.raspberrypi.org/documentation/configuration/wireless/access-point.md however no wireless network can be seen on any other devices and I now have no ...
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0answers
19 views

How to design a acknowlegement Function.?

import RPi.GPIO as GPIO import time def wait(): if GPIO.input(5)==1: print ("ack rcvd") return GPIO.setmode(GPIO.BOARD) GPIO.setwarnings(False) GPIO.setup(8,...
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0answers
21 views

“No route to host”, but only for a single computer

I have a Raspberry PI (Jessie) running Hassio. All computers (Mac mini, MacBook, iPads) are on the same network and all can ping or be pinged from the RPI except 1 The failing machine is an iMac ...
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votes
1answer
42 views

How to fallback to DHCP when STATIC fails?

I have a linux computer with a pre-configured static ip. When the pc is installed i need to access it via remote access teamviewer. Sometimes the static ip not working. Then i would like to switch to ...
0
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0answers
55 views

How to get ipv4 address for WiFi connection?

I have tested with the last couple of Raspbian builds (the latest is with "October 2018") and I'm not able to get any ipv4 addresses using WiFi. I have no problem getting an ipv4 address on the wired ...
0
votes
0answers
90 views

hostapd service not starting

I am trying to build a hotspot around raspberry pi with the Quectel 4G LTE Module and base shield. Whenever the RPi boots up the udhcpd service status keeps as running but however hostapd service ...
0
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0answers
50 views

How to use raspberry pi as wired VPN router?

TLDR; I have a Google Wi-Fi that doesn't support VPN and want to put a raspberry pi 3 between my modem and the Google Wi-Fi to be a VPN router. Question: I found tutorials on how to make a raspberry ...
0
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0answers
33 views

Raspberry 3 stretch double static IP configuration

I'm trying to configure my Raspberry Pi 3B Stretch to have 2 different IP's on /etc/dhcpcd.conf In my case, I work on two different places : my home and my school and I wanna have my pi automatically ...
0
votes
1answer
35 views

WPA Enterprise problem connect

The only way I've found to connect to an Enterprise AP is to modify the wpa_supplicant.conf file, adding this: ctrl_interface=/var/run/wpa_supplicant update_config=1 country=IT ap_scan=2 fast_reauth=...
0
votes
1answer
29 views

Browser-based software to configure as a router

Was just wondering this when trying to configure an RPi as a router, is there a software that you can install on your pi to be able to configure the port forwarding, DHCP, etc by accessing the local ...
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0answers
19 views

Pi disconnecting

I have a RPI 3b which I use as my alarm clock. It plays internet radio and is controlled by an app over WiFi. The weird thing is that at random moments I can't access the pi anymore. It doesn't show ...
0
votes
1answer
41 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 ...
1
vote
0answers
54 views

Unable to Ping Raspberry Pi

I have a Raspberry Pi on my network (via ethernet) that is unable to receive any pings. I try to ping it from a computer on the network but it times out. I can SSH into the Pi just fine. I can ...
0
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2answers
70 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/...
0
votes
1answer
37 views

Netboot raspbeery pi with nfs server different filesystem

I'm trying to netboot some Rpi 3B+'s, I have it working if I put the nfs server on another rpi, but if I use the same configuration, just put the nfs server on a Centos machine with xfs file system, I ...
0
votes
1answer
34 views

No wireless interfaces found

I am currently trying to connect my Raspberry Pi 3 to Wifi, but the UI is telling me "No wireless interface found". Here is my ifconfig : eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu ...
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0answers
30 views

Wifi nor Bluetooth interface not found

Today i after long time falshed new retropie os and after some finding found out wifi and bluetooth is showing as not found i tried 3 fresh installs of retropie and now i tried raspbian desktop still ...
1
vote
2answers
30 views

How to use Config file between multiple pis

I have multiple pi's running a program where they listen for a broadcast message and trigger a python script. My python script that's triggered has config details that is same for all pi's. Whenever ...
0
votes
2answers
74 views

RPI wifi repeater - slow internet speed

I configured my RPI as a wifi repeater (using hostapd and dnsmasq). When I download something to my pi I have a downstream up to 1.5 MB/s. On my device connected to the pi the downstream is only about ...
0
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0answers
22 views

WiFi setup with BT Home Hub 5?

This should be a simple WiFi setup but is proving frustratingly difficult: Raspberry Pi 3 with Raspberian OS version 9 BT Home Hub type A Having tried various combinations of editing settings files ...
0
votes
1answer
38 views

Connecting to mobile network on startup using ppp0

I have a sixfab 4G LTE shield and the module through which I connect my RPi to cellular data. It requires few commands to be executed in order to connect. How do I make it run only once post startup ...
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0answers
24 views

How can I use a Raspberry Pi to verify a phone/tablet without contact?

Let's say I have a phone and the Raspberry Pi is 'expecting' it. How can I confirm the phone is a verified device? The easier it is for the phone owner the better. I have come up with a few ...
0
votes
1answer
44 views

Using the Raspberry Pi and OpenVPN

I have had a burning issue with my VPN setup and I am hoping someone will be able to help, or advise. So I currently have a DD-WRT router with an OpenVPN client setup serving my devices. However the ...
0
votes
1answer
57 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
vote
2answers
32 views

Running PI can no longer connect via SSh

I've got a brand new Raspberry Pi Zero W and have a problem. I don't think this is specific to the PiZero as Googling has revealed this to be problem with other Pi's. I've got the Pi configured with ...
0
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2answers
64 views

Setting up WiFi with an adapter on a RPI Model B

I have a RPI Model B (Revision 000e) running stretch lite (command line only) and with up-to-date software and firmware. I would like to enable WiFi by using a Sitecom WLAN USB adapter (model wla2000)....