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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Double NAT , No Public IP, Blocked Ports …Help Pls

I read a reply of RedGrittyBrick on a 3 yr old query , I feel someone might be able to tell me what is really happening in my case NAT vs public IP (and blocked ports) The Cable ISP is of no help. I ...
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165 views

Access to a reverse SSH Tunnel with Docker whithout --net=host

I have a docker container (running on my server) that need to access to a distant computer through SSH. This computer is behind a NAT, so I open a reverse SSH tunnel from the computer to the server ...
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64 views

Issues forwarding ports after ISP IP Address change

My ISP recently (today) changed the dynamic IP address of my service, and has caused me some issues. First off, I had to reset my static local IP, but got that taken care of. My router, model: ...
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2answers
27 views

How to port forward for certain domains on OS X?

I'm running Virtualbox on OS X Yosemite and using it for web development. I added lines such as the following to /private/etc/hosts: 192.168.33.1 www.mysite.dev Virtualbox then has these port ...
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3answers
167 views

How do you debug broken home networks?

I have a small home network, and I’m having trouble accessing one of the computers on that network. The home network is NAT’ed, and I've set up some port forwarding and a dynamic DNS. rye sits on my ...
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1answer
90 views

Port Forwarding on a dd-wrt Router

I want to be able to forward port 5678. Here's my equipment and details: Modem: ARRIS SURFboard SB6121 DOCSIS 3.0 Cable Modem Router: Cisco Linksys E2000 DD-WRT v24-sp2 OS: Windows 10 ISP: Cox ...
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22 views

Cannot connect to my home web server from an external computer

I can connect to my home web server (it's a aquarium controller) from an external computer. I can easily connect using my own desktop by entering my modems external IP and the port I have configured ...
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1answer
16 views

Virtual Port Forwarding for Device Web Server

I've got a streaming device, where I've set the port for the webserver to let's say 3030 and I configured the router as follows: service name: some service Port range: 3030 IP Address: ...
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21 views

How can I allow my Vagrant instance to connect to a python server on the host?

So I'm running a Laravel dev site using Homestead, and but I have a python server that the Laravel instance needs to talk to, and I'd like to keep that python server on my host machine. How can I ...
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1answer
45 views

Translate Bitvise settings to SSH Commands

Is there any way I can display the ssh commands that bitvise is actualy using? In detail: I have a configuration made by the previous developer that I would like to adapt to my .ssh/config file. So ...
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1answer
64 views

Connecting two subnets with router

I'm trying to share a couple printers on two subnets and I keep running into issues. I'm trying to figure out the best way to achieve this while maintaing a public and private subnet. Please refer to ...
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1answer
93 views

Port Forwarding Local FTP Server

I have two routers set up I my home, the default Verizon router that comes with my ISP and a Linksys EA6350 which I set to cascade my Verizon router. The linksys router also comes with a built in ftp ...
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1answer
77 views

Network issue - client on Android device not connecting to server on my laptop

I have a server app running on my windows 7 laptop and I have a client app running on my Android phone. Both, laptop and phone when connected to my work WIFI can communicate. I can log it into my ...
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1answer
110 views

Trying to setup an SSH connection from an external Internet connection to a VirtualBox guest OS instance

I was having problems creating a SSH tunnel—while I was away from home—back to my VirtualBox guest machine back at my house. I did some research using search engines and looking at numerous sites, but ...
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1answer
68 views

Port forwarding on Port 80 on an ADSL modem

I am trying to make a website on my computer accessible on the Internet. I installed the Apache server and am able to access the site with http://localhost. My PC is connected to the Internet with a ...
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35 views

Connecting to OpenVPN Server

I am taking online classes and I need to connect to my institute network using OpenVPN. They are hosting OpenVPN on UDP port 1194. Unfortunately, my company blocks all outgoing traffic on UDP ports, ...
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1answer
616 views

port forwarding alternatives?

My question is about alternatives to portforwarding if i want a service to be listening on a tcp port? i am connected to the internet through my phone wireless hotspot and i am using kali linux is ...
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1answer
96 views

Access wamp localhost from internet

I have a website that I created on a WAMP (latest version 64 bit) server. It runs perfectly from the localhost directory. I'm now ready to have outside connections connect to my www directory. My ...
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1answer
171 views

Cannot open port 443 on modem

I'm developing a website, which requires an https connection because of the login system. I opened my Tomcat's Connector on port 443 and connecting through https://localhost works well, but i need it ...
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1answer
31 views

Port Forwarding to Hide Ports & Local Access

I have the following situation: At home, I'm running an ssh server, on port 22 on one of my machines. I'd like to access it from the internet, so I port forward it. I make the external port 2222, ...
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1answer
157 views

Cannot port forward a Huawei router

I spent weeks trying to solve this. I just can't find that port forwarding page. My router is a Huawei LTE CPE B2268H. I searched it in all the settings but it simply isn't there. portforward.com ...
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35 views

Port forwarding on a bridged network

I would like to setup a network connection on my PS4, which goes throught my PC, so no direct connection to the Internet. If I create a network bridge between the devices, will I be able to use ...
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34 views

Can't forward real static ip to virtual machine's local ip

I have installed Windows Server 2012 and IIS to virtual machine(NAT connection). I want to publish a web site with my static ip adress. I have a web site to publish and everything is working. My real ...
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181 views

OS X 10.11 Port forwarding

I have OS X 10.11 El Capitan installed on VMware Workstation 12 Pro. How i can forward port 6000? I have iRAPP installed, and the iRDP Service listens on port 6000, which seems to be blocked cause i ...
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18 views

Error, Port Unavaliable

I am trying to port forward three ports for my LaView security camera system. The ports are 8000, 80, and 8554. I have successfully port forwarded port 8000, but now, as I try to do 80 or 8554, it ...
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130 views

Xampp works locally but Server 403 Error when trying to access it externally

I am trying to set up Xampp on a USB pen (drive Z:) and have configured it to run dynamic VHosting and have added the domains to the host file on my PC. "Z:\xampp\apache\conf\extra\httpd-vhosts.conf" ...
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1answer
100 views

Wake on WAN refusing to work. WOL works

Trying to setup WoW and I'm running out of ideas. I can wake it up on LAN so I know PC is setup right. I have forwarded ports 7,9 and 4343. Put in DMZ. I have tested when PC is on it does receive the ...
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175 views

Using PsExec to connect to remote machine via SSH tunnel

I want to access remote (not within local subnet) Windows Server machine using PsExec. I don't quite know which ports are actually used whether it's :139 or :445 or :135 or even :41955 as those four ...
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2answers
222 views

Some confusion about listening and open ports, difference between listening, open and blocked

I have been strugling for some time now to open ports on some Linux machines and I have followed some tutorials, which I tried in 2 different Linux VMs and failed for either, and after some research I ...
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1answer
48 views

How to connect my VNC server without opening the port 5901?

I have installed and configured VNC server on Amazon EC2 instance. But the port 5901 is not opened in my security group. Is there any way to connect my VNC server from Windows without opening the port ...
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1answer
41 views

How single external ip can route to mutiple servers behind the router? [duplicate]

Lets not talk on the of scale of big data center. Keep it simple. Every users gets an internet connection from an ISP. And if i want to run a web server. I usually forward the packets from my router ...
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2answers
39 views

Some doubts about port forwarding and packets

I am trying to open a port in my Linux machine but I am having some trouble. I looked up some information about port forwarding and I found this What is port forwarding and what is it used for? and ...
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22 views

Forward app through SSH

I would like to forward app from one server to another through SSH. Let me explain. I have two servers, one with root privileges, full firewall/iptables/ports/apps/etc. control but it's private. On ...
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1answer
61 views

Port 80 forward on home router

I have a generic Linux home router. I can change iptables on it by telnet to console. Currently, it is set up to forward all incoming connections to machine on my internal network, using something ...
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1answer
1k views

SSH error: “Connect to host: Bad file number”

When on my local network, I can SSH into my desktop just fine by connecting to 192.168.0.5. However, When attempting to connect to my home IP, using the same port and user, I get the infamous "Bad ...
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69 views

How to forward ports to see router 3 and device there

Hello. Please see the image i attached. Now. DSL router tplink is the main router that gives me internet. I added another wifi router that gives people free wifi with ssid: publicwifi. This wifi ...
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60 views

How to setup a routing for NAT internal clients to connect to a internal hosts through external address and forwarded ports in CentOS7

I've setup an NAT environment using a CentOS7 with two NIC. And I setup a service in internal host and use firewall-cmd to setup a port forwarding rule. Everything works fine outside of the ...
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1answer
797 views

Port is open, but can't access it via external IP address

I have RavenDB running on localhost:8080. I would like to make it externally accessible, just as a test (ignore security concerns for now). To do so, I configured my router to forward external port ...
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1answer
191 views

myPlex with a VPN that supports port forwarding

I'm using OS X, Viscosity and AirVPN. AirVPN supports port forwarding and I can successfully port forward with uTorrent and some other apps ... so in theory this should work: Go to AirVPN, get a ...
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143 views

Connect two devices with the same static IP addresses to a network

I have a problem where I have two individuals of a device with a fixed IP address that I cannot change and I want to connect them both to my network. If I had only had 1 device, I could use port ...
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72 views

Forward an ip:port to a hamachi ip:port (for samba protocol)

I have a subnet at home, 192.168.2.x, where my NAS is connected. It has a static ip of 192.168.2.100. I usually connect to it directly using Kodi and the uri smb://192.168.2.100/etc/etc. (if you don't ...
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3answers
57 views

Is it possible to port forwarding to my web server if my router is using a private ip?

I have HTTP server on my LAN and I want devices on the internet to be able to connect to my server.I set up my router to forward all the traffic that is coming to port 8080 to the http server.However ...
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2answers
166 views

Set up direct SSH connection from A to C without public IPs using one public SSH server

I have available these SSH servers/clients: A - without public IP B - public IP C - without public IP I know, I can establish an SSH connection from A to C as follows: 1) Hook C to B. ...
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1answer
60 views

VirtualBox 5.0.6, unable to start single VM after network configuration

I've installed VirtualBox 5.0.6 on Windows 10 64bit, and configured and installed a guest VM with Debian Jessi. Everything works fine at this point. Then I configured two port forwarding rules: port ...
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1answer
230 views

Web server router forwarding: port 80 closed - Linux Mint

I am new to web development. I have an Apache server on linux mint 17.2 that I can access locally. Now, I want to access the server from outside my network. I configure the router (TP-LINK WR340G) ...
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1answer
32 views

Why my computer port is still closed

I am trying to open a port. First, I tried to open the port in the Windows 8.1 Firewall Settings but didn't succeed. Then I disabled the Windows Firewall altogether. But, even after disabling it, my ...
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1answer
273 views

VirtualBox Host-only adapter port forwarding

I have a virtual Ubuntu on real Windows machine, where VirtualBox is a hypervisor. Virtual machine network is connected to host using Host-only adapter. Thing is - I can't change it for various ...
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1answer
88 views

Home network port forwarding nightmare

Alright, this has been working somehow as it is till now, but lately I started getting issues. The setup is: a cable (internet) Linksys E4200 router a bunch of hardware (TV, unmanaged switches, ...
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135 views

Cannot change modem config Thomson TG789vn

I have a Thomson TG789vn modem and a Archer c5 router. Now, I want to set my modem to bridge mode, so I watched a tutorial for that exact modem and it says I should click 'Setup my Thomson Router', ...
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1answer
48 views

All ports are closed, even though I forwarded them on both my modem and router

I wanted to open a certain port, but it didn't work. I portforwarded it on my Archer c5 router and on my Thomson TG789vn, but ping.eu still says it's closed... I did a port scan with nmap and it ...