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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Game Client's Listening Server Unable To Establish A Successful TCP Connection (Updated)

Scenario, A Risk of Rain On a game called "Risk of Rain" (RoR), I am hosting my own listening server. However to my demise, it seems that nobody can successfully join my server. I have done the basic ...
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85 views

Port forwarding over the Internet

I have a home server that I want to expose to the Internet. All ISPs in my country provide static IP addresses to registered business only (not to home customers). I'm thinking about renting a VPS ...
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30 views

ssh port forwarding and multiple aliases

I have the following ~/.ssh/config file: $ cat ~/.ssh/config Host myalias HostName fully.qualified.domain.name Port 2222 LocalForward 3690 127.0.0.1:3690 When I ssh to myalias, ...
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30 views

Double Port Forwarding with two routers on the same network

I'm running a hand full of servers on my network. I'm running out of port forwards on my primary internet router to forward traffic from the outside to the inside. The network has another router wired ...
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22 views

port forwarding and iis urlrewrite in asp.net causing issues with sessionid

My production setup is as follows- M1 - asp.net website M2 - iis urlrewrite + arr (friendly url and caching). This setup works fine over intranet where every one connects to M2 to access the app. To ...
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19 views

Port forwarding with two routers?

Can someone walk me through port forwarding with two routers, I will post screenshots as needed. I've tried many tutorials online and I can't seem to get it to work.
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52 views

DD-WRT url forwarding like port forwarding?

I have a ddwrt router and I would like the following behavior. say I own the domain example.com and like wise, I own *.example.com. Say I have my dns set to forward all requests for example.com or ...
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66 views

accessing my webserver works…except from within my intranet

Is this a router issue? I have a TP-LINK TD-W8960N wireless router. Today I set up an apache2 webserver on an ubuntu 12.04 machine in my house. I got my router to port forward TCP packets on port ...
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4answers
96 views

How do I forward a port accessible to the world on my Mac?

I realize that there's a lot of info out there about port forwarding, but here's my specific situation. I need to use Remote in (via VNC) to my Mac. By default, the Mac Remote Sharing server listens ...
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38 views

Hiding port number from address.

I have centos 6.5 running some web apps. Currently due the following port forwarding rules, I am only able to access my public content using 127.0.0.1:8080/ Is there anyone to just use 127.0.0.1 ...
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29 views

Problems with opening ports and running listen servers in Red Orchestra (Router keeps restarting)

I'm no stranger to having to open ports, doing it a couple of times on a couple of different routers, and have done it on this router a few times. I'd opened up ports to play Terraria through TShock, ...
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140 views

Opening port 8080 on Windows firewall

I am not sure if I am just missing a trick here and it will be something rather simple, or if I am trying to do something that just isn't going to work.. Anyway, I have an asp.net site and I am using ...
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77 views

Port forwarding

I am trying to forward a port for making a server on teeworlds game. i use simple port forwarding program using this tutorial but failed : Then i tried to do it from my router configuration using ...
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2answers
74 views

Mac spoofing for virtual machine to trick my university's IT system

I need help in setting up Oracle's VirtualBox port forwarding and/or mac spoofing. I feel it's important to add that my knowledge is very limited in this field and that my question could even be ...
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144 views

Connection reset when trying to tunnel http/socks by multi-hop ssh

Involved machines: (client)A -- B -- C(exit) A/B is cygwin ssh/sshd, C is linux What I want: A's http(s) and socks traffic be tunneled through B,C. Destination is any IP, so -L alone doesn't ...
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178 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
34 views

What exactly is a trigger port and how do I figure out which one it is?

I have this router now since a few weeks and I need port forwarding for certain games and/or gaming services such as Steam. Now normally configuring this is a non-issue for me, but what boggles my ...
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119 views

set up (VirtualBox + CentOS) with (nginx + PHP + MySql) on MacOS

I'm trying to set up (Virtual Box + CentOS) with (nginx + PHP + MySql) on MacOS, the future I can coding on MacOS then throw file to the share folder with (Virtual Box + CentOS) and execute on ...
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32 views

How to forward a port to a DHCP client?

The following approach works for me. Say my local ip address is 192.168.1.136, I am able to open the port 63102 using the method illustrated in the following image. My issue is, if I configure my ...
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47 views

Ssh-ing from one virtualbox instance to another

I have two virtual machines running in Virtualbox. I have Minix running in one, Linux Mint in the other (and windows on the host machine). I need to ssh from Linux Mint to Minix (so I want to open a ...
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32 views

Cannot port through CISCO router

I am running Windows Vista, and using RealVNC viewer to try and ssh tunnel into a server. Furthermore, I am running the VNCviewer on my laptop (which I normally do not bring to work). I keep getting ...
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130 views

VNC over SSH tunnel between Ubuntu Desktops 12.04 ¿All three 22, 5900 and 6000 ports open?

Ok, finally I got VNC over SSH tunnel working on LAN, but the objective is to use it on Internet, so I'm a little worried about the open ports the server has. Scanning the ports, I can see these ports ...
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How to forward ports through ssh and nat to another machine

I have a problem when using ssh port forwarding and nat simoultaneously. Situation: Machine A runs a webserver on port 8080 Machine B is a raspberry pi which works like a little router. It has two ...
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29 views

Manage (View & Update) Internal IP address of IIS

How do I figure out the the internal IP address of IIS on the individual PCs? I have two PCs with IIS (vv 7.5 and 8) on them - I need to configure port forwarding on the router, such that external ...
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45 views

Port forwarding on a slave router

I'm having a little struggle with the situation below. First I'll explain the basic setup which used to work: Wireless 4-port LAN router from the internet company Static IP for an IP Camera NAT port ...
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upnp and port forwarding, how it works

I know that some programs like utorrent use upnp to add port forwarding automatically, how ever port forwarding does not appear in routers setting? I'm wondering how router pass traffic in/out without ...
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56 views

Wifi Router Not Working While Windows Firewall Is On

I buy a Wifi Router and setup. All is running good, but just 3 issues: Issue No 1. On my pc (Local server) I edit host file like below: 127.0.0.1 example.com so, on my browser, if I enter ...
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57 views

Ports open for SSH

My home server is accessible via SSH, therefore I've opened port 22. If I wish to access my server from anywhere else in the world via SSH, do all the routers my laptop connects to also need port 22 ...
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47 views

How to establish Peer to Peer communication without port forwarding?

My ISP provides me a local static IP address. How can I establish a connection with another computer in the internet without having a public IP address? I just want to make a simple application which ...
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62 views

what is DMZ in Router, how to make an private ip act like public ip

i have a d-link and i'm behind a NAT router by my ISP i knew that because i receive in my router wan IP a private IP, i forwarded port for my computer ip but it still closed so what is the solution ...
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29 views

Netgear UTM9s causes network drop off when port forwarding

Our company just installed a Netgear UTM9S and I've been trying to get our server visible to the outside world. I've gone into firewall settings and set up a new rule that states all incoming HTTP ...
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41 views

What ephemeral ports do Steam & Valve games use?

I need to know exactly which ports are ephemeral so that I can create QoS rules. This page doesn't state which are ephemeral. I know that some of those ports such as 28960 are static ephemeral ports. ...
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How to configre router and server for FTPES access?

I'm trying to access my ZyXEL Media Server from an external network. FTP connection works fine, but I cannot establish a working FTPES connection. Active mode won't work, and the client tries to fall ...
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403 views

TP-Link TD-W8951ND port forwarding not working?

I've configured not less than 20 routers but this one is driving me crazy. I purchased a TP-Link TD-W8951ND modem-router and now I'm trying to configure my VoIP device to make/get calls. This works ...
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23 views

Port forwarding broken after Windows Update

I'm not exactly sure what truly caused it but it definitely happened after I restarted my machine after applying updates to it. I used to be able to remote desktop connect to my computer by using my ...
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126 views

How to combine ssh agent forwarding and tunneling?

I'm trying to Vagrant-ify a project in order to simplify dependency setup for my users. One of the dependencies is an SSH tunnel, from port A on host B to port C, using ssh's -L option. I can ...
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1k views

How to configure cable modem router to allow port forwarding to other connected router?

I recently got a new cable model that also acts as a router. I am not super thrilled about it, but this is what my provider gave me. My previous setup was using just a cable modem and my current WiFi ...
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612 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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363 views

Setting up a server behind Comcast Modem + Airport Time Capsule

I'm trying to set up port forwarding for a server behind an Airport Time Capsule that's behind a Comcast Arris modem. I'm trying to avoid changing the Arris modem to bridge mode, and instead using DMZ ...
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892 views

How to enable remote access for Synology DSM 4.3 device through Linksys EA6900

I asked this question on the synology forum, and no offense, but I'm not sure that I trust the answers so am posting here. I have a Synology DiskStation DS413j running DSM 4.3. I also have a Linksys ...
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154 views

How to create a local-remote-local tunnel to a specific port using ssh

I'm able to establish an ssh connection from my windows computer (localhost - eth1) to my linux computer (remotehost - eth0) by doing: ssh user@192.168.1.100 Instead of using that, because I use ...
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203 views

Port forwarding not working on ZTE router

I am using a ZTE wi-fi router. My laptop's private IP is 192.168.1.2 where Apache server is running on port 8080. I added the NAT rule to forward http traffic to my laptop. Protocol - all Starting ...
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101 views

Port forwarding from router to machine in LAN not working

I have a domain, and am attempting to serve my website from a local machine. Port forwarding on my router does not seem to be working. Here is how I have it set up up, and what I've tried to narrow ...
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2answers
745 views

Port Forwarding on a Tomato router with OpenVPN client enabled

When I enable the OpenVPN client on my Tomato-based router, port forwarding seems to not work anymore. I have an Asus RT-N16 router with this firmware installed: Tomato Firmware 1.28.0000 MIPSR2-115 ...
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92 views

ssh port forwarding doesn't work from company network

I'm doing ssh reverse port forwarding to access via a public ip a web server only accessible in local. After executing this command on my laptop: ssh -v -o "ExitOnForwardFailure yes" -o ...
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How can I make a domain point to a certain port without doing www.example.com:7000

I have a domain, and I would like to point play.thedomain.com to the ip:port, so I want my play.something.com to point to, let's say 127.0.0.1:25577 (I know, that's localhost, just an example) I do ...
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Serve all content via HTTPS, regardless of web server settings

I've got a server running on port 80 on a Mac. I'd like to also have the same content that's being served on port 80 available on port 443. I'd like to know if there's a command line way or an easy ...
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2answers
128 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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490 views

Why can't I access MySQL server with port forward rule in router?

This is my setup (the relevant parts, anyway): I have port forwarding rules in place (in the Linksys) for all the relevant ports and I've restarted that router multiple times, each time hoping that ...
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69 views

Accessing virtual machine server from the internet

I am currently trying to set up my own server at home. I don't have a lot of hardware so I installed a Linux virtual machine using VirtualBox on a Windows 7. It runs Arch Linux as an OS and Nginx for ...