Questions tagged [port-forwarding]

Port forwarding (port mapping) is a network address translation (NAT) technique to redirect communication requests from one address/port to another. It is used to reach services on a host residing on a masqueraded internal network, e.g. a Raspberry Pi on a home networked.

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Express JS app.listen quietly fails - Why?

I have a little bit of an issue. I am hosting my discord bot from home. I have built a script to receive votes from top.gg, and when I run it on my every day computer, it works perfectly fine. But ...
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multiple reverse SSH tunnel with same port on same server

I'm looking for a solution for connecting to multiple remote computers through reverse SSH tunnels from one computer/software on the same port. I have remote1 and remote2 where I cannot open network ...
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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 ...
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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 ...
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Can't connect to Raspberry pi 4B via WAN IP

I have installed and configured owncloud 2 months ago and port forwarded ports 443 and 80 on my router. Back then it worked flawlessly, but now it does not for some reason. The Owncloud server works ...
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remote port forward or local port forward

I have a raspberry pi at a remote site which is connected to the wider internet using a USB 3g/4g modem (its very slow, but works) I have root ssh access to this device, RPi is accessible via sitename....
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Raspberry PI 3 port forwarding issue

I'm trying to port forward from PI to my local laptop : ~/tmp$ ssh -R "192.168.0.12:8000:localhost:8000" pi@192.168.0.12 pi:~/tmp$ netstat -an|grep 8000 tcp 0 0 127.0.0.1:8000 ...
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Port forwarding / tunnelling for web server

I've been looking for a tunneling service, but it seems like most information is outdated. I've been using portmap.io for a while, but they only provide tunneling for one port. The main requirements ...
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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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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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Access ports with specific address

I've set up Pi-hole to manage my network, and it is installed on a Raspberry pi 4 that already handles some stuff, for instance, an R-shiny server on port 3838 and a homeassistant installation on port ...
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How to use Raspberry Pi as server for python sockets without port forwarding

I know similar questions have been asked many times in many different forms before, but I couldn't find any that suited my needs. I recently made a connect-four game in python, and I thought it would ...
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Remote access to web server while openVPN is on?

My setup: Router: 192.168.2.1 with port forwarding to 192.168.2.3 (external 8080 because my ISP blocks 80, internal 80.) Pi4: 192.168.2.3 with Apache running to process occasional requests from my ...
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How to correctly handle port forwarding so pivpn wireguard works. Next steps are pi-hole

I am a noobie. Seem to have issues with anything I install on my raspberry pi 4b. First off I have my router using openDNS (is this a problem or make the set up different?). I set a static IP for my ...
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raspberry pi apache web hosting not working externally

Hi i have been working towards hosting a web page on my raspberry pi with the BT wifi service the problem is that i cannot host my web page externally i tried to do port forwarding but my raspberry pi ...
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How do you change the SSH port number? [closed]

We just got a new router (Vodafone THG3000g) and it doesn't allow port forwarding for port 22. This means I can SSH in locally but can't do it remotely using the public ip. I should be able to do ...
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Motion Port Forwarding for access over the internet

I'm a bit new to the raspberry pi. Currently, I have a raspberry pi cam using motion to stream live video to a local HTTP address. It can only be accessed locally in my home network. I read some ...
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Trying to remove Blynk server from Raspberry Pi 3

Having purged the installation files for Blynk local server on my Raspberry Pi, there seems to be a relic left & I despite hours spent searching, I can't find how to get rid it, so any help would ...
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Help with Port Forwarding for College Project

Hello Guys im doing a group college project for my final year it involves a CCTV type project using the raspberry pi camera and a website with a php login system to the website, I have a Pan Tilt hat ...
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How do I SSH into my Pi at home from a remote location? [duplicate]

I can't seem to find a straight answer anywhere. So I'm just going to ask SO instead. For arguments sake, lets assume these are my details public IP ~ 11.111.11.11 Pi's private IP ~ 192.168.0....
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Cant access my raspi web-server from outside my local network

So I've been working on this problem for days now. I have the needed ports forwarded plus more opened just in case, I've tried changing ports.conf to listen to a different port for testing and still ...
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Port forwarding issue. How do I troubleshoot?

I have a Pi, running Raspbian 10 Buster. I would like to portforward VNC and transmission. I have opened the ports in my router, firewall. The ports are still "closed". I was trying to see why is ...
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How do I set up a remote ssh connection from my raspberry pi?

I really need some clarification regarding how you connect to a remote server which then forwards requests to certain ports. In an ssh tunnel, are you establishing a SOCKS proxy? How do I get a server ...
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Configure raspberry pi 3b as gateway to forward all traffic to proxy server

This is my current configuration: My devices need to configure the proxy settings in order to access the internet. What I want to do is configure the raspberry pi as a default gateway with ip 192....
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Port Forward port 22 for Raspberry Pi 3 but port still closed

Yesterday I made a Nas Server on Raspberry Pi and on the local network it's works fine and the SSH connection too but as soon as I try to connect to the Raspberry through Putty from an outside network ...
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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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My LAMP server does not work after moving to a new house

I self host two websites on a Apache2 instance that runs on a Raspberry Pi3 (more info on versions and configurations below): Website1 is a a static website that I coded from scratch, while website2 ...
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Linux VPN server without port forwarding

I want to make a VPN server on my raspberry PI. I know it's pretty much simple task but my router does not support port forwarding. So is there any other way to do that?
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SSH to raspberry pi over internet

I want to ssh to my Raspberry pi that will be on a different network from my home network. ON my home network router, I set up port forwarding: Set the WAN and LAN start and end ports to 22, set the ...
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ngrok tcp via wlan0 to tcp server device plugged into eth0 help

i want to be able to access tcp port 9100 on my network printer when out in the field with it from a web-app running in AWS. I want to have the printer plugged into eth0 on the Rpi3 and the wlan0 ...
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How to connect to the pi with xrdp installed using Microsoft Remote Desktop on another network

Hello I have a raspberry pi 2b with xrdp installed. At home I can connect to it in rdp and ssh without any problems. The pi has the ssh and rdp ports forwarded. From another network, I can connect to ...
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Can't SSH into raspberry pi 3 A+ when connected to router

In my Office, we have a network domain. On this network, we have a router that is connected from the network to the router using Ethernet (duh). My raspberry pi 3 A+ is connected using WiFi to this ...
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SSH port forwarding problem NAT/PAT (Livebox) : remote internet access to raspberry pi using SSH

I'm a french student trying desperately to grant access to a raspberry pi using ssh. I'm using : raspberry : raspberry B+ with raspbian laptop : ubuntu 18.04 router : livebox 3 (France) My goal :...
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Raspberry pi port forwarding issue

I have a raspberrypi which is raspbian installed.I am connecting rpi with ssh via my home wifi.Then Installed 3proxy,usb modeswitch and wvdial.And my 4g wifi dongle is connected and up.This my config: ...
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Can I route traffic from internet to a router to a raspberry pi to another raspberry pi?

I'm not sure if what I am trying to do is even possible or what to even search for. I bought 2 raspberry pi's to replace my current setup. Old setup: Desktop running plex and tautulli, ssh Laptop ...
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NGINX not available through port forwarding

I am currently trying to get NGINX accessable over the internet. I have installed NGINX on my raspi 3, configured and got it up and running on port 81. I am using the default config for NGINX. I have ...
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Raspberry pi 3 a+ stretch and huawei e3372h-153 port forwarding

At the moment I was able to get internet on my raspberry pi 3a+ with Huawei e3372h-153, a 4G LTE USB-dongle. When I enter address http://192.168.8.1 it gives me a config web page of a dongle. I ...
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iptables doesn't recognise REDIRECT as target

Trying to redirect traffic using iptables v1.6 and the following line: iptables -t nat -A PREROUTING -p udp --dport 67 -j REDIRECT --to-port 6767 which results in the following output: iptables: No ...
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Is my router not port forwarding? or is it my ISP?

I know, many a port forwarding question has been asked before... But I've been struggling with my router for days now, wasting too many hours, reading everything I can find online and failing to make ...
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2 votes
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How does 'iptables rules table' work with hotspot?

I'm using iptables rule for censorship. I created hotspot.When I try to connect website on raspberry with mother network, It's working. But I try on pc with hotspot my iptable rules isn't working. ...
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Iptables and reverse ssh tunnel to connect with IP camera

I need to be able to access an IP camera that is on the same local network as a raspberry. I do not have access from the outside because it is a mobile data network that does not give me public IP or ...
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Problems connecting to my Raspberry via SSH [closed]

So a little background: I'm a CS student mostly interested in development and software design, but also highly interested in everything Linux and servers. I've wanted my own RPi for a while and ...
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How do I serve a webapp available on localhost to my local network?

I have a webapp that I'm testing via SSH; it's available on localhost:webappport when I'm logged into the pi. However, if I try to view the webapp by going to the pi.ip:webappport from another machine ...
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How to SSH Raspberry Pi from outside local network

I know this question has been asked many times but I could not get it running so I decided to ask it here. I have a Raspberry PI running on my local network which I can easily SSH it through my ...
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Port Forwarding on Rpi3 for remote access not working

I want to access my Rpi3 from anywhere. For that i have created an Free account on noip.com. I have a my Hostname too. I am using O2 Router at home, and also setup for DynDNS as well as Port ...
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Edit iptables to open a port the safest and easiest way (nano?)

I have this web application called HaasBot (running on Mono 5) which I want to run on my Raspberry Pi 3 with Raspbian Stretch Lite (Terminal only!) as a server internally in my network only. Using SSH ...
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RPI zero W with P4wnP1 via usb to computer cannot ping 8.8.8.8

i am having issues with my raspberry pi zero W. so my setup is like this: I have a laptop which is connected to the internet over wifi (fedora 27 workstation) on interface wlp4s0. now i want to ...
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How to access Raspberry Pi UV4L Streaming server from outside ip without port forwarding?

Expectation Through a web browser, access should be made to my Raspberry Pi server that is not on the same Wi-Fi with the web browser. I need to make my Raspberry Pi portable, so I don't know which ...
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Port forwarding from ZTE MF831 data stick to Raspberry Pi 3 (Apache/Nextcloud)

How can I access my Raspberry PI 3 (Apache/Nextcloud) from a ZTE MF831 data stick? I use Raspbian Strecth and got a public/static IP from my provider. EDIT: The data stick is connected directly to ...
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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 ...
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