Port forwarding is the act of using redirecting one port to another, commonly used to access a computer from behind a firewall with NAT.

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Redirect secondary network interface traffic along with port forwarding to tun0 (OpenVPN) using iptables

I have a NAS server which I should do port forwarding for it in order to make its services accessible from internet. However my ISP is blocking ports, so I've managed to buy myself a cheap Ubuntu VPS ...
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41 views

Port Forwarding doesn't work on TP Link WR740N

I have spent immense amount of time trying to open the ports but for some reason it is not working. Here are the steps I have taken :- Put the ports which I want to forward in the Virtual Servers ...
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33 views

Linksys WRT160Nv2 port forwarding limit

I have a Linksys WRT160Nv2 router and have been opening a lot of ports on it lately. There seems to be a limit on the number of ports you can open. There are only x number of fields available to be ...
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84 views

port forwarding from android device to Desktop

I need to establish a reverse_tcp connection on my desktop with local ip 192.168.2.40 in port 4444 I dont have a router or modem. I use my android mobile to establish connection (via USB tethering) ...
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27 views

What causes this extremely strange Port Forward behaviour?

The scenario Basically, for about 10 years I lived in a country where my ISP gave me a NAT'ed address on their end (MAN). So I couldn't port forward unless I paid. However that was not an option. I ...
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32 views

Virtual Machine Port Forwarding Security

I would like to be able to have a Virtual Machine connected to my network hosting a game server / Apache server. The only concern I have is the security of opening up ports to the internet. I want it ...
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25 views

Trouble finding the IP adress

I use my android device to connect to my desktop. for some reasons I need to know my IP address. so I checked with Opera mini, uc browser and IPtools. and all shows a different IP address. and I'm ...
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2answers
100 views

How to properly establish a connection to a remote host without router?

First of all, this is my first post, so please don't ignore this. You may have seen this question before. Before marking this as duplicate please understand my problems. I have many issues. I'm using ...
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2answers
57 views

Is it possible to run Virtual Hosts (or equivalent) across several servers, but one public IP, using Tomato?

Here's my home setup. I have a single IP address provided by my ISP. I have one top-level-domain (TLD) and several sub-domains that point at that IP. Internet comes in through my cable modem and plugs ...
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2answers
580 views

Windows Container port binding on Windows Server 2016 not working

I am running a Windows Container on a Windows host (Windows Server 2016 TP4). The container shall run an IIS webserver on port 80 internally and I also want to bind port 80 to the host, so I can ...
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30 views

Can connect to Port-Forwarded IP on my WiFi, but not any other network

I port-forwarded my external IP to my IPv4, and it works perfectly on my WiFi network, but if I change the active network on my device, I can't access it. I am for sure that both IPs are correct and ...
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35 views

Port forwarding check on Comcast Router with netcat not working

I am very new to networking stuff, and I can't figure out why my port forwarding setup on my router is not working. Here is what I am using: Router: Standard provided by Comcast (I think it's Xfinity ...
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20 views

Port forwarding to allow socket connections

I start a server using sockets and want to allow clients to connect to it. self.sock.bind(('0.0.0.0',0)) # 0.0.0.0 will allow all connections and port 0 -> os chooses a open port. stroke_port=self....
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67 views

Port forward Apache behind router and modem

I have a D-Link DSL-321B modem and an Asus RN-N12E_B1 router. The modem is connected directly with the internet. The router is the only device directly connected to the modem. My computer is ...
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25 views

Port not accessible

Am using AWS windows EC2 instance. I set the inbound rules in the machine to open all ports for public access. I installed IIS, and XAMPP in 8080 port. Now I could use 123.234.345.456 to open IIS and ...
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27 views

Buying a new router because my ISP is blocking port forward

So I believe my ISP is blocking certain port. My question is simple, if I purchase a new router, is it going to fix the issue? Thanks
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76 views

Cisco RV320 cannot portforward same port twice

I'm trying to port forward the port 34197 to 192.168.1.100 and 192.168.1.103 on my cisco rv320. Unfortunately in this router the ports are different services, and it won't let me add the same service ...
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55 views

Impossible to make port forwarding work in 2-layer NAT network with TL-WR340G

Today I had to split my LAN. My ISP does not let me control the NAT/gateway enough, so I just build my own NAT behind ISP NAT. And I am trying to make it work. I currently need to access a Raspberry ...
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59 views

Port forwarding but “refused to connect”

192.168.1.1:7070 this works Then I go to my router settings and set this rule: and when I enter http://46.190.85.34:7070/ to my URL page, this is what I see: I have made an inbound rule in ...
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15 views

Multiple hosts port-forwarding

Can I have a router-A(all hosts connected to this router) that is assigned an IP from another router-B that is connected to a WAN connection then be assigned ports that are forwarded. Would this ...
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2answers
178 views

Putty Remote Port Forwarding not connecting - Server refused?

So im at work and we have port 80/443 blocked. Im trying to get access to the internet via SSH Tunnel. Im currently connected to a VPN that gives me access to the external network but of course i cant ...
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How does port-forwarding help in torrents?

I use Transmission to download files but it says that a certain port is required to be opened. However, while this port is closed I noticed that I can still download files with no problem. But when I ...
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Raspberry pi - Deluge - Port forwarding

I have a raspberry pi that I use as an always on torrent client(cheap and easy). The pi is connected to a hard drive that is shared over my network. Now someone told me that port forwarding helps ...
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48 views

Access my IIS externally without port forwarding (port 80)

Is there a way to Access my IIS which used Port 80 without port forwarding? i have the following information: my public IP the private IP of my PC maybe there is something like 0.0.0.0\192.168.1....
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31 views

Multiple Clients Using Same Ports NAT

Can on a consumer grade router, say an Asus RT-66u, are you able to open multiple ports for all clients trying to access them? I've tried port triggering, but it only helps the first client that gets ...
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177 views

SSH gateway server

Is there anyway to set up a ssh gateway server? What I am trying to setup is a way to connect to a specific linux shell on a Lan remotely from the internet without using port numbers. So for example ...
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50 views

Trouble With Port Forwarding Due to Unknown Causes

I cannot port forward correctly, and haven't been able to do so for some time. After my family switched to Comcast Business Class, I couldn't port forward anymore. I've just realized today that the ...
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31 views

Configure iptables to keep source address on port forwarding

I want to set up a simple NAT port forwarding rule: external host <-> router <-> server When the external hosts connect to the router's public IP on the forwarded TCP port, a connection ...
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56 views

VirtualBox Port Forwarding Issue

I face an issue with port-forwarding and VirtualBox. I launch a linux vm using vagrant. SSH was already working with the port-forwading. The vm network is NAT. Then I launch my flask application ...
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54 views

Unable to Port Forward after bridging my modem

I have an Arris TG862G modem, and an ASUS RT-AC66U router. My goal is to be able to port forward. The Arris modem was provided by Comcast, and I have that hooked up to connect to the internet. My ...
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8 views

Xampp port not working

I've got xampp installed on ubuntu. The port which I'm using is 3000. Let's say that my IP address is 123.123.123.123 When from another device I'm checking port 3000 for page 123.123.123.123 it's ...
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9 views

Forward tethered device?

Alright, so I have a raspberry pi (192.168.42.53 on rndis0) that is tethered to an android tablet to access the internet. The tablet is connected to my home LAN via WiFi (on wlan0). How do I forward ...
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24 views

Cannot access my computer over Internet (Port forwarding issue)

Hello I have a raspberry Pi (192.168.1.100) with torrent app installed and I want to remote the Pi from the internet. Here's my setting : However when I tried to access my torrent via browser by ...
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2answers
51 views

Setting up multiple linux home servers to access from outside home

I am trying to set up several server to which I can SSH from outside networks and the following things come to mind. If I use a solution similar to this previous question then it means that I can ...
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23 views

Port Forwarded Server Will broadcast to the Internet, not LAN

I am hosting a server on another computer. This computer is wired with Ethernet cat5e cables , usually gets a 15ms ping, ~30mbps, and I cannot join through LAN on other computers. This server is port ...
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36 views

My domain name wont work locally but works externally

I have home server ip 192.168.1.10 and domain name eg example.com which is from namecheap. i did pointed to my Dynamic Ip have have ddclient that update my ip to namecheap A records . also i have my ...
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87 views

Access external IP from inside the network?

I have setup a subdomain sub.example.com in the DNS-records of my domainname-provider that I linked to my external IP. I then forwarded port 80 in the router (Sitecom Broadband Router 54G) to the IP ...
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26 views

Unable to enable port forwarding on linksys router

I have a linksys BEFSR81 V3 router which I use along with an apple airport extreme. The apple airport is setup in bridged mode as seen here. On my actual router page, I have UPnP enabled as seen here. ...
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81 views

Port forward from VPS to PPTP client

I need to access my home http service from internets, but I only have LTE ISP which gives me dynamic internal IP that is different from dynamic public IP. So, straight forward port forwarding is not ...
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28 views

port forwarding works from some devices only

I'm running a simple server using python -m SimpleHTTPServer and have configured port forwarding. I'm also behind a vpn. When I try to contact myexternalIP_ISP:myport from the same machine, I get to ...
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66 views

Two computers with application running on same port

I read about port forwarding, and could understand that it enables the internet to send requests to your private network and access some service which is running on one of the computers in your ...
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1answer
163 views

Ajenti not accessible on Port 8000?

I have an Ajenti installation on a dedicated server on my home network, which is portforwarded to Port 8000. Using canyouseeme.org, the port shows as open, however when I try to access it using the IP ...
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200 views

Port forwarding to VPN client

I have a router on Tomato (shibby) running an OpenVPN server (with TAP; interface is tap21 on the router). Various resources (including some workstations) are physically connected to eth0 on this ...
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1answer
171 views

Can't port forward on my static public IP with my TD-W9980 router

I believe I have set up my port forwarding correctly. Router setup page. TPG (my internet provider) said port forwarding is possible with them and they don't block any ports. Multiple port checkers ...
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41 views

Port forwarding, gateway timeout

I want to connect my web server to internet. I have set DHCP reservation (basically, set static IP) to server (192.168.1.100) and forwarded port 80 on router. If I want access my web page from ...
3
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1answer
356 views

Port forwarding & server: age of empires 2

I'm trying to build my own server for AoE 2 + conqueros. I thought that I can simple give to others my public IP address and forward port on router. My PC will so start working as a real server and ...
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37 views

How to redirect random port to a closed port

As the title might suggest, i'm trying to redirect a port (ex: 64400) to a closed port (ex: 22). What i would like to know is if there is any possibility to do this directly form my router, or is my ...
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VPN and port forwarding basics [closed]

I am a newbie, Can anyone tell me which will be the good method for accessing a web app node red from my raspberry pi in my home network to anywhere. I tried vpn but having issues, tried port ...
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39 views

Port Forwarding not working anymore

I've tried every solution I've come across and none of them have fixed my issue. Port forwarding used to work flawlessly. I have a dynamic IP, but that doesn't matter because it used to still work ...
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127 views

Astonia Linux game server is unreasonably slow

I just set up an old MMO from 2002 or so (Astonia) on a 32-bit clean install of Ubuntu, as it was just brought to my attention that the game in open source and I figured, why not? When the server is ...