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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Port forwarding on Linux

I am trying to get a port forwarded on my Linux machine, and I think I do everything right, but it doesn't work. The iptables-save command on the server looks like this: [root@wcs ~]# iptables-save ...
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DD-WRT goes to Web GUI on port 80

I just upgraded my router to DD-WRT v24-sp2 (05/12/14), and I'm trying to configure port forwarding. I opened port 80 to go to a server, but whenever I connect from the outside world, I get timed out. ...
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21 views

Forward port 8888

I am on Linux ubuntu 12.04. I have internet connection on this system using WIFI. I was wondering if it is possible to share my laptop port 8888 over wifi, so other devices on the same wifi ...
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28 views

Can someone set me straight on SSH into my personal computer?

I have opened port 22 on my router (using the Belkin GUI) and it forwards to the ip of my computer (the one that is 192.xxx..x.x) and I have sshd listening on port 22. I can ssh in from within my ...
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1k views

Windows 7 SMB / Port Forwarding

I'm trying to configure my home desktop to work with tunnelling, SSH Port Forwarding and Windows File Shares. It was working for me but with any change in the setup it suddenly stopped and I can't ...
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3k views

Can't access my IP camera over the internet

I have an EasyN F3 (F3-M166) IP camera. It works fine on local IP address, but I can't access it over internet. This is what I have done step by step: I configured the local IP (camera_ip) and port ...
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3answers
443 views

How to connect (via DD-WRT) to a device known by its MAC address?

This question might seem odd at first, because the answer may look trivial: "Either assign a static IP address to it or just DHCP it." Well... this challenge turns out to be not so simple: The ...
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2answers
1k views

NAT Port Forwarding in VirtualBox

I have enabled two adapters in my VirtualBox (running Ubuntu 12.10 Server Edition), with types as: Host-only and NAT. My main motive is to be able to connect two VMs running on two different hosts ...
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4k views

Unable to connect my filezilla ftp server, returns error 421 Login Incorrect

I have a internet connection with live ip. I have forwarded routers port 21 to my local server, where I have installed FileZilla FTP server. It works fine in local environment, but when I try to ...
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32 views

Port forwarding Actiontec GT784WN with CenturyLink static IP

We have a static IP through CenturyLink and are connecting to the internet just fine with our Actiontec GT784WN. We have installed a device that needs port forwarding. I've gone to the Advanced Setup ...
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23 views

WAN address/port port-forwarded to internal server IP which translates address and port to destination device

Okay, I am not sure how to explain this but.. I want to be able to connect to multiple devices using their pre-configured port mappings for different resources on each device. e.g. connecting to ...
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26 views

DVR port forwarding won't work

I have a DVR device and I like to watch the cameras from outside of my house, I tried to use port forwarding to do that but although I forwarded the ports I couldn't watch the cameras. In my DVR's ...
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2k views

access wamp server globally from internet?

I configured my wamp server to access LAN from giving the IP address eg:192.168.1.3 of PC.So its working so far. But I wanna access my localhost from the internet. When I tried to do that(Using Global ...
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16 views

ssh port-forwarding and remote bind failure: ExitOnForwardFailure not working?

I have two FreeBSD 9 hosts and I want to maintain a tunnel to reach firewalled host R from a high port on cloud host C. ssh -y -i tunnel_id_rsa -o ConnectTimeout=60 -o ServerAliveInterval=20 -o ...
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1answer
21 views

VirtualBox NAT port forwarding configuration (<1024)

I'd like to forward requests from 127.0.0.1:80 to a guest OS in VirtualBox VM (CentOS 7) - 10.0.2.15:8080. Is that possible? If I forward 127.0.0.1:9090 everything works fine, but as soon as I ...
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4answers
2k views

How to do port forwarding in D-link Glb802c?

I have some questions about port forwarding on my D-Link Router GLB-802C. For example: My local machine's IP is 117.1.1.81 My router's IP is 117.1.1.1 My Public (Web) IP is 117.16.1.1 My ...
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3answers
87 views

Accessing files remotely

I want to access some files on my friends PC remotely He has an ADSL and a static IP (and he's behind a router). I have an ADSL and changing IP (and I'm behind a router). He's using Http File Server ...
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Mac port issue with Nginx and Tomcat

Configured Nginx to interact with Tomcat on port 9090 on mac. This configuration works when querying on localhost. Fails to work when connecting from outside, until firewall is disabled. I have ...
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1answer
986 views

Port forwarding ZyXEL-VSG1432

I just got this replacement router from Telus, and I wanted to forward some ports on it. I've done this numerous times, so I think I knew what I was doing: Set static internal IPv4 Go to router GUI ...
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5k views

How can make a web server publicly accessible?

Recently I have installed LAMP server on Ubuntu Server and now my website is accessible from any device that is connected to my DSL modem (router). But I don't know how to make the server accessible ...
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1answer
1k views

How to portforward correctly

We have a website, and my superiors asked me to install the mail server that is packaged with Synology. As I mess around with port forwarding I was able to set the mail server and the NAS to connect ...
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20 views

Restrict access to port forwarding in ssh

Is there a way to restrict access a local port I opened so that only one IP or a range of IPs could access? Example: ssh IP -L 0.0.0.0:25:DESTINATION:25 I opened my local port 25 to another place, ...
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13 views

Private networks and port forwarding with Virtualbox not working together

I have two virtual machines inside a Windows host. I would like to setup a virtual network (not bridged) such that both machines are able to communicate with each other. In addition one of the host ...
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Open port for external IP Subsonic server

I am trying to open 4040 port for my Subsonic server but I got some issues. So first thing I do is disable Windows Firewall. Second, I opened port in my Huawei router: But still when I try to ...
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14 views

iptables and router port forwarding

I need to access my home computer remotely using ssh. I have port forwarding set up on my router to send me to the appropriate computer on the local network. I have it working but viewing my home ...
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37 views

How do I open Google Hangouts ports on my home router?

I found this article to optimize Hangounts: https://support.google.com/a/answer/1279090?hl=en I'm supposed to open up a UDP port range for best results. I have a Linksys E3200 router which has a port ...
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Port forwarding + shared connection with Ubuntu

Because my wireless router's ethernet ports are defective, I set up a shared wireless connection from my laptop (which has wifi) to my eMac (which does not) via a crossover ethernet cable. The laptop ...
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1answer
85 views

How to portforward a site

We have a website, and my superiors asked me to install the mail server that is packaged with Synology. As I mess around with port forwarding I was able to set the mail server and the NAS to connect ...
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2answers
4k views

How to Port Forward with DSL Router + Wifi Router Configuration?

I got an ADSL router without Wi-Fi from my ISP. I bought a Netgear Wireless Router and connected them as follows: Internet > ADSL Router > Wi-Fi Router > Computer My ADSL router is a Huawei ...
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49 views

Can not access localhost by external ip

I know there are various documents available on web giving the steps to do this but I am not able to fix the problem -- I have an angularjs project which is running on localhost (and os is ubuntu ...
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13 views

UPnP Port Forwarding For Specific Program

Is there a way to only allow specific programs to use UPnP? That way only programs I trust would be able to open ports to the internet.
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1answer
28 views

Client-Server connection over internet with both client and server behind a router

I'm attempting to establish a connection between two computers over the internet using winsocket2 library. Both the client and the server are behind a router. What do I need for the connection to ...
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Port Forwarding multiple Xbox

Scenario is; 5 Xbox 360 console. Connected to a router, connected to a modem/router. Even if it is 3, same scenario. Wanting to open ports for Xbox Live(I know what ports), when I set up port ...
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how do I do port forwarding on WBR-3407a?

I am attempting to establish a connection between two computers using MSDN codes: Client code: http://msdn.microsoft.com/en-us/library/windows/desktop/ms737591(v=vs.85).aspx Server code: ...
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193 views

Port forwarding spotty through Arris TG862G/CT

I am set up with Xfinity using an Arris TG862G/CT as our modem/router device. I have set up port forwarding through the router and it mostly works except for two problems. Reverse proxies with ...
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40 views

How can I use Android “remotes” when outside of my home network when using a VPN?

I recently downloaded Transdroid (Transdrone) and started using it. It is an app that allows me to operate Transmission on my desktop from my phone. I was able to get it to connect properly while ...
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Port Forwarding How to access from external ip

I can access the home page of the router on port 80. I have the server listening on 8080. I am able to use the http://www.canyouseeme.org/ to see the ip and port and another web site which pings to ...
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1answer
25 views

Port Forwarding on Router via SSH

I want to forward 3 ports on my router to a machine with a local IP of 192.168.0.14, via SSH (in the Mac OS X Terminal). If I were to do it manually from my router's preference page it would look like ...
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1answer
51 views

PPTP does not work externally

I have a PPTP server that I can connect to using its LAN IP, but not using the external IP. My router is set up to forward PPTP to the correct machine and the server can access the internet. However, ...
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17 views

Portforwarding Combine Several Ports

Hi I got a Raspberry Pi at A.A.A.B in my local network and I have set up a DMZ on my router so that any incoming traffic that comes to my router gets redirected to my raspberry pi wich I can connect ...
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2answers
246 views

Two routers with separate access to the Internet in one network

I am not that good at network problems, so I apologize in advance if I am unable to explain the question well enough. I started working at the company which deals with IP cameras and security systems. ...
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1answer
874 views

VNC: connection timeout

I have realvnc, the vnc server was giving some errors yesterday but i fixed them. I forwarded my ports My settings are correct Still i get connection timeout I turned off my ...
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33 views

port is not open in torrent client even though it was forwarded

I have a problem with port forwarding with my torrent. The port check tool says that it is open, the firewall exception says so as well. But, the test by the client does not. I don't know why. Can ...
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Why must we supply a port number in addition to an IP when sending a request?

I have a decent understanding of the practical use of ports and how they work. However, I have a few questions I would like to clear up. What happens if we send a request without specifying a port ...
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1answer
21 views

Port Forwarding Issue

I am confused over some issues with ports and port forwardings. I have my own small datacenter running from my home. I have multiple web servers exchange server and all. I have setup port ...
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2answers
45 views

When I ssh just using the IP address, it port forwards directly to a specific computer

well, I have 5 computers and today, I set up ssh. I used port forwarding to lead to my 192.168.1.10 xbuntu. I have 4 other computers on the network However if I were to just ssh to my public IP that ...
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Forward traffic from specific ip addresses to another port iptables

I can't figure out the syntax to forward TCP traffic from specific ip addresses to another port using ip tables. Lets say I want any TCP traffic from 1.2.3.4 to port 80 to be forwarded to port 81. ...
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1k views

WampServer And Port Forwarding For External Access

I am trying to make my WampServer public but nothing i have tried so far seems to be working. It was all good and well before i got a new router from my new provider. The router is a Huawei HG523a ...
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1answer
691 views

Port-forwarding in router ZTE ZXHN F660: hidden settings

In my company, we have a ZTE ZXHN F660 router, and we need to do a port-forwarding to access a DB allocated in one of our machines through public IP. We have login into router admin page (visit ...
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42 views

Port forwarding not working ( for Web server )

In our company's client site they have a beetel ADSL modem. The client was running a web server. The router's LAN is in 192.168.17.x series ip. Server is on 192.168.17.120 (static ip only). Now the ...