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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Why can I access my server from my local network but I cannot access it remotely

I am currently having a weird issue with ubuntu 12.04 where I can access a my server locally but not externally my router has been set up correctly. I have 2 servers I am running at my house one is a ...
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39 views

How to pass requested url to specific place when type in Browser

I am developing an application and for testing purpose I want it to put on www. So I have followed some methods. I have Spring MVC Java Web Application and I am hosting it on IIS Server, So I have to ...
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344 views

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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650 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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627 views

Reverse SSH tunnel - Fails on Certain Ports

I'm trying to forward very specific ports using a reverse SSH tunnel. MachineA is the target machine (the one the command is being run from) and MachineB is the tunnel (the one SSH is connecting to ...
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175 views

How to secure port forwarding on AirPort Extreme

I have a small home server to share photos, blog, videos, etc. with family and friends around the US and Western Europe. Of course I have seen evidence of malicious scanning against my ...
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2k views

Port-Forwarding for Click'n'Load remote usage

I've got JDownloader running on my HTPC and access it via VNC. The problem with Click'n'Load (CNL) is, JD only listens on localhost:9666 for incoming traffic, and the browser applications only send ...
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421 views

Can't set up port forwarding on ZyXEL DSL router

I'm trying to set up SSH connection with a PC that is behind the DSL router. I do know that to do that - I need to turn off firewall on the router and set up port forwarding. So my firewall is off. ...
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142 views

Linux: I need to tunnel out through a second machine and then to a proxy server

I have 2 servers running CentOS 6 I have a server A, that has 2 network cards. eth0 is a private test network. eth1 is the corporate network, where a proxy server must be used to access the internet. ...
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376 views

Kill ssh background process after disconnect / timeout?

I frequently use ssh tunnels to access VNC sessions on remote machines, but this is on my laptop so the connections break when I put it to sleep for the night. If I then try to re-open the connection ...
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2k views

Vmware Fusion 5 Port Forwarding

I have a service (a node.js express app) running on port 3000 in a CentOS 6.3 guest that I would like to access in a web browser on my Mac Mountain Lion host using VMware Fusion 5 Professional. I am ...
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493 views

How can I ssh into my home computer from the internet?

Is there software that will help me to ssh/connect to my home computer from the public internet? (Say, a coffee shop). I understand that questions similar to this have been asked, but none seem to ...
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79 views

Access multiple SSH-controllable boxes centrally

I have a few SSH boxes running on an ESXi Host, of which I would like to access from outside my normal home network. Rather than port forwarding and pointing to all sorts of different VM's, is there ...
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55 views

Make a program use other ports

My school network is behind a very strict firewall, and I can't connect my e-mail and other programs. Are there any ways to avoid this problem?
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1k views

Port forwarding broken with installation of access point

I recently purchased an Asus RT-N12B1. It has an external hardware switch which allows the router to operate in different modes. I put in access point mode. Then I connected an ethernet cable from ...
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1k views

Telnet-ing to alternative SMTP port: “No route to host”

At home is a Mac Lion Server running a mail server. I have a VPS thats used as relay for incoming mail, to prevent problems when my home server might go down. Because my ISP sometimes blocks port 25, ...
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1k views

How to setup port forwarding for HTTP

I have a D-Link router and added a Virtual Server (Port Forward) on port 80. My web server (apache) is running on 192.168.0.199 I have reserved this as my static IP address for this machine on the ...
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553 views

Failed to open my port for upload purpose \ UTorrent

when doing the download\upload test in UTorrent program it claims my port is not open (Default 17690). After I plugged my machine directly to the modem (suspect of port forwarding not working), after ...
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1k views

access remote mysql server through socks proxy server

Scenario: A - Local Unix machine B - socks proxy server port 1080 C - remote mysql server port 3306 I want to connect to the remote mysql server(C) from local unix machine(A) using sock proxy(B). ...
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18 views

How to forward same port on multiple IPs

I have TL-WR841N router and I'm trying to forward ports but it only accepts a single IP. I need that port forwarded for 2 PCs, so two IPs. How can I do that?
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10 views

OS X: Port forwarding a VPN to LAN

I have a Mac Mini running OS X 10.6.8. I use this old buddy as a Media Server. On this Mac Mini I have a VPN connection which connects me to a server running a service at port 80 and 4747. I want to ...
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14 views

Port forwarding service conflict with an existing port forwarding rule offering Any service

I am trying to add a port forwarding rule to my router that will allow a webcam and a 3d print server to run so that I can have remote administration. I am getting the following error service ...
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27 views

Remotely SSH into home computer that is connected to a VPN

I have a computer at home that is connected to a PIA VPN. I've been trying to figure out how to remotely ssh into that computer while it is connected to the VPN using port forwarding provided by PIA, ...
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72 views

How to configure Android phone for minecraft connection to computer?

I have a Ubuntu computer on which I am running a minecraft server. This computer is connected via WLAN (wlan0) to my WLAN hotspot with IP4 adress A.A.A.A (<- this is the IP address shown with ...
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20 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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24 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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29 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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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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23 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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44 views

Remote SSH Connection Refused

I am a beginner in networking, so it could be that the problem is very basic... I am trying to remotely SSH into a computer attached to my home network, and to do so, I first made sure that I could ...
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95 views

Blocked ports/port forwarding to computer in my home network

I'm an electronics tech by trade, I know enough about networks/traffic/commands/etc. to do basic troubleshooting and know when I need to get help and what I'm looking for when I need it. So, I don't ...
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34 views

Server tries to communicate to Client's local IP from a different network

I am a networking illiterate but I am trying to make a Server on my home network communicate with some Clients on my friend's home network over the Internet. Neither my friend nor I have a static ...
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82 views

Access router through public IP

I need to access my router through its public IP address , but there's a port forwarding role that forward all HTTP requests port(80) to an internal server . I just need to access the router itself ...
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44 views

port forwarded to my router but not forwarded to my pc

I have forward a port to my router successfully but it is not forwarded to my PC. My router is Dlink, DIR-600m, firmware version:-3.01 and the hardware version is C1. I searched for a ...
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17 views

How can I change my routers management interface from port 80 to port 81

I have a TL-WR1043 router and I want to port forward a webserver on port 80 but the router is in the way. So how can I change the router management interface from port 80 to port 81? I heard that ...
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24 views

connect to Telnet server (Adsl Router)

I have installed a telnet server, now I want to connect to it without port forwarding - is this possible? Some programs working without port forwarding like utorrent for example.
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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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44 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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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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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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47 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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188 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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87 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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66 views

forward subdomain to specific server

I am trying to forward remote desktop traffic to a particular computer inside a network. Is there a way to point or forward a sub domain to a specific computer inside a network? For example if I have ...
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1answer
53 views

(VNC) port opening issue on windows 7

I want to be able to access my pc with VNC from a remote location. Because my pc is behind a router (TP-Link WR841N) with NAT enabled, I've forwarded the the required port (5900) to my pc's local ...
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469 views

Can't Telnet to remote host - but can telnet locally (Ports 110,143,993,995)

I've been attempting to set up a Mail Server Via PostFix and DoveCot on ubuntu 14.04 for too long now and I'm on the home stretch of having it working. I'm running a virtual machine with ubuntu, I ...
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62 views

Port forwarding with SonicWALL doesn’t seem to work as expected

I have an AT&T modem that does passthrough to my SonicWALL TZ105. However, I still have devices connected to the AT&T modem (therefore they have an address from the AT&T DHCP server). I’m ...
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143 views

Port Forwarding Xbox Live on SonicWALL

I just bought a TZ105 to get more familiar with SonicWALL products. I have an Xbox One and am I trying to port forward (get a Moderate or Open NAT). Services in "Xbox Live" Service Group HTTP ...
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93 views

Can't connect to ssh server by global IP address when not on the server's Wi-Fi network

When on the same network it works fine with either the global or local IP address being used. I am forwarding port 22 like this: IP Address Start Port End Port IP Address Start Port End Port ...