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 + 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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port forwarding on linux without root or ssh

I was wondering whether it is possible to get port forwarding without being root or ssh. Currently I do ssh -L 20080:othermachine:80 localhost Using ssh can get you certain benefits like creating ...
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Stable reverse port forwarding in SSH and stale sessions

Using VPS to forward ports behind NAT: for((;;)) { ssh -R 2222:127.0.0.1:22 vi@vi-server.org; sleep 10; } When connection is broken somehow and it is reconnecting. Warning: remote port forwarding ...
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Port forwarding software (service) for Windows

I have a server service that uses 8182 port. Somebody want to connect to this, but 8182 port is unavailable for him, only 5118 working fine. No problem I thought, I just install port forwarder ...
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1answer
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How can I get VMWare to use the same IP as the host?

I am running RHEL 6 on my Win-XP using VMware. On VMware it has the local IP. I want it to be same as that of XP. i.e. 123.237.115.199 on both. (This is dynamic IP but I want that the dynamic IP on ...
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How to access apache behind home router?

I have public IP 89.103.xxx.yyy, then router and home network with 192.168.1.zz My router is set to portforward every 8056 on ip adress 192.168.1.5 (my PC), where apache is running. Apache listen is ...
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2answers
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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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How can I use SSH to tunnel to a port that's open on the machine I have access to but not open to the outside world?

I currently use SSH to tunnel my internet connection, using ssh -p <port> -ND <local port> <user>@<ip address>, and this works great. However, I'd like to bind a local port to ...
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896 views

Getting a static internal ip address in windows 7

I have obtained a static ip address for my router from my ISP (it is a dsl router provided by my ISP). Many devices are connected to this router in wireless mode. One of them is my Server. The server ...
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uTorrent and PuTTY -> How to turn the connection into an active one?

There is an active, and passive mode when we talk about torrent. Passive, is when you can't connect to the peers actively. Active is when your ports are forwarder, and others can connect to you. ...
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Alternative to Tor Hidden services or port forwarding without public IP [closed]

We're looking for way to access PC/server/IPCam behind our home internet when port forwarding is not available. The reason we needed this is that our telco is rolling out Carrier-grade NAT and slowly ...
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1answer
682 views

SSH port forwarding with automatic reconnect, script executing at startup

In short, every time my computer boots, I would like to start a ssh port-forwarding connection that will reconnect with the server if the connection drops. Computer is Debian Wheezy x64. An initial ...
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597 views

Port forwarding to another network adapter

I have two network adapters which are wireless and cable network. I want to use wireless network for Skype, torrent, MSN or something not related with jobs but I want to use cable network for RDP, ...
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1answer
8k views

How do I properly test whether my Port Forwarding works?

I have set up a website in iis which runs on port 5000 Now when I type 192.168.2.2:5000 I get that page. Now, I do port forwarding with my Belkin Router using ...
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395 views

bittorrent upload with closed ports

I just downloaded a linux image using bittorrent. Although the port seems to be closed I noticed that my client was also uploading. As far as I know UPNP and NAT-PMP are disabled in my current ...
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1answer
5k views

Forward Same Ports to Multiple IPs [closed]

I am trying to forward a series of ports to my computer. I have several computers in my network, and believe my router randomly assigns a port to each computer that connects to it. As I don't have a ...
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3answers
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Opening ports on a mac-mini, works locally, not on the LAN

I have my mac mini running a nodejs server on port 8000. On the mac, I can hit it at 127.0.0.1:8000/something. I get back a "hello world" type of response. On the same network, from a different ...
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Forwarding Specific Ports through SSH Reverse Tunnels

So unfortunately I live in a place that will not let me have a static IP, so I have been setting up access to my home computer via reverse SSH tunnels that run on an micro amazon ec2 instance. I have ...
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WRT54G - how use port forwarding and VNC

Since I have my home network behind a WRT54G, the router has an external "real" IP address, and the PCs behind it have 192.168.xxx.xxx addresses. I would like to be able to control one of them ...
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2answers
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Port forwarding remote traffic through physical router to go through pfsense VM, then to centos VM web server

I hope this makes sense, I'm completely self taught and planning on going for formal instruction. As I understand this is possible, however I haven't been able to find definitive answers to my ...
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2answers
713 views

Port forwarding in D-LINK DIR-524 router

I have Tomcat installed and I want to access it via internet. I can access it locally via localhost:8080/appname, but not from internet via http://externalip:8080/appname. I have configured my D-LINK ...
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How to restrict ssh port forwarding, without denying it?

Suppose I have created an account whose login shell is actually a script which does not permit an interactive login, and only allows a very limited, specific set of commands to be remotely executed. ...
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Why doesn't port forwarding work correctly for me?

First off, my router is a D-Link DIR-655, firmware v2.07. I'm trying to port forward port 25565. My port forward settings are this: However, when I use this open port checker, it claims that I ...
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1answer
884 views

Cant access localhost via public IP

Im having trouble enabling public access to my XAMMP setup. I've been looking at a few threads over at Tom's Hardware forums to resolve this issue but cant figure out we're im going wrong. Whenever I ...
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1answer
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Properly portforwarding the external IP with iptables

I am trying to forward all the incoming internet/LAN requests on port 80 to my local machine (running Apache), current iptables work (forward incoming internet traffic to my desktop, but if I try to ...
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Port forward to different port number

I have a router that sets up rules like so: TCP Any -> 5800 Any -> 5900 UDP Any -> 5800 Any -> 5900 Computer: ip-address This would allow someone 'outside' to connect to my router's ...
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1answer
130 views

Connect internet camera and bridge/forward IP traffic

I have an Ubuntu (14.04) machine with two Ethernet cards. One Ethernet card (eth0) is connected to the office network. The machine is addressable from the outside Internet. I have a Web camera that ...
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VirtualBox Port Forward not working when Guest IP *IS* specified (while doc says opposite)

Trying to port forward from host (Mac OS X) 127.0.0.1:8282 -> guest (CentOS)'s 10.10.10.10:8080. Existing port forwards include 127.0.0.1:8181 and 9191 to guest without any IP specified (so whatever ...
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1answer
704 views

Port Collisions when Forwarding Between Guest and Host

I've been working on getting setup with Vagrant using a VirtualBox base box, and would like to forward ports between my guest (Ubuntu 12.04) and my host (Windows 7) for accessing the apache2 server ...
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1answer
212 views

Is there such thing like a port forwarding service out in the internet?

I'm looking for a service on the internet allowing me to redirect TCP connections. My company's firewall is very strict and allows only HTTP (through a transparent proxy) or SSL on only port 443. I ...
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ssh port-forwarding with GatewayPorts = no

I want to forward sshd (port 22) on machine X which has a non-routeable IP. The forwarding options are nc (which is horrible), inetd (requires privs), iptables (requires privs) and ssh. So I'm using ...
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Why is this iptables rule that does port forwarding not working?

I have a server bound to localhost:7060. It is using ipv6 socket instead of ipv4. Below is netstat outout. # netstat -an Proto Recv-Q Send-Q Local Address Foreign Address State tcp ...
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How to ssh to my machine at home, when the IP address of router might change?

I often find I want a file on my home machine when I'm out and about, so I would like to set up ssh server on my home machine to be able to login securely over the internet. It's my understanding ...
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5answers
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Setting up an SSH Server on Port 80

I'd like to set up an SSH Server to the public internet on port 80. I've got SSH for Windows installed on my machine, and I can use Putty to SSH into localhost. In my router config, I set up a ...
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DynDns confusion

I'm pretty sure this doesn't belong on serverfault. Anyway, I'm confused with DynDns. Its supposed to change the IP address whenever your IP address changes, but for anyone to access the host I have ...
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Forward port 80 on a Linksys WRT54GL to port 80 of a single IP on the local network

I have a Linksys WRT54GL router and a home network of two PCs. What I want is one of the PCs to be a web server visible from the world on my static IP. It is a WindowsXP PC with IIS 5.1 setup and ...
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365 views

Can someone access my locally run website even if I haven't specified any port forwarding?

I am using Xampp so I can test my web application directly on my own computer. I am concerned that someone can access my Xampp site since I am still connected to the internet. However, I have NOT ...
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Does port forwarding a port on one computer expose other computers in the network as well?

I have read that port forwarding exposes your computer to security breaches. Does port forwarding a port on one computer expose other computers in the network as well?
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1answer
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Can router connect back to itself over Internet and why?

As it it sates in title. Every router I had couldn't connect back to itself over Internet, for example: I open forward port 22 for ssh on my PC. I try to connect to that ssh with other PC in same ...
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VNC on port 80 (TeamViewer can do it)

How does it come that programs like TeamViewer can communicate without any problem on port 80, but it is not possible with VNC? Are there any free and open alternatives to VNC that can do this, too?
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2answers
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How to forward a port to another server connection via SSH

I think what I am trying to do is called SSH Tunneling. I am a bit confused if this is actually what I want to do. I want to setup a tunnel on port 1234 on Server A. Server A forwards all ...
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1answer
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Configure Tor as a listening proxy server that I can connect to remotely?

I currently have the Vidalia bundle installed on my Windows Server 2008 R2 machine. Is there a way that I can connect to the Tor network through this computer from other computers on the LAN or from ...
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3answers
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Port forwarding: If the IP is static, what happens to computers set up for dynamic IP adresses?

If I set up my router to hand out static IP adresses, as far as I know, I will have to configure my computer to use a specific IP adress. What will happen if someone don't configure their computer, ...
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3answers
639 views

port forwarding on mac with belkin router?

I'm trying to set up port forwarding on my mac so I can do iOS game center programming. I have a Belkin router. Apple's instructions are here. But after several hours of using Apple's instructions ...
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1answer
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How to tunnel a local port onto a remote server

I have a domain that i bought from DynDNS. I pointed the domain at my ip adress so i can run servers. The problem I have is that I don't live near the server computer... Can I use an ssh tunnel? As I ...
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2answers
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Weird behaviour with mysql port forwarding

I have set up MySQL port forwarding in my machine as: ssh -f -N -L :9906:localhost:3306 <ssh login> Now, if I try to connect to MySQL from my localhost as: mysql -u<user> ...
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Do hotels block certain ports? [closed]

I'm on vacation this week and I'm trying to access my home DVR camera system (Bunker Hill DVR) from the hotels I've been staying at. Unfortunately, I have not been able to access them successfully. I ...
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3answers
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I'm in a pub with only port 80 and I need to SSH into something

Any public proxy ideas that I can use right away over port 80? I would presume this is a common problem. Would be nice to know if there are any sites sites or tools for solving it.
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How to keep a static network local IP for all the connected machines, and still dynamically assign all the incoming ones?

I have read the manual and could find no word on this, so I'm asking here. I have a couple Macs on a wireless network, this router model: http://homesupport.cisco.com/en-us/wireless/lbc/WRT54GL Now, ...
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4answers
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Port blocking workaround

I recently was on a visit for a few days where my primary internet access was through verizon, which I eventually discovered blocks SMTP ports. I had to improvise a workaround to send mail, but I ...