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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OS X: From ipfw to pfctl - Forward port 80 and 443

I found a way to forward ports 80 and 443 to other arbitrary ports (3000 and 3001 in my case) using ipfw. But ipfw is deprecated and replaced by pfctl. Here are my ipfw declarations: sudo ipfw flush ...
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40 views

Port Forwarding on Router using same internal port number on different IP addresses

The objective that I'm trying to achieve is to be able to connect to two computers that are behind the router using RDP. My logic is that I should be able to connect to the router externally on 2 ...
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313 views

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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143 views

Cause of IP port blocking when network is inactive

i have a static IP connection to access my office DVR remotely. i am using a bridged modem, configured the ports to forward everything correctly. everything was working perfectly for a few weeks and ...
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695 views

DMZ forwarding on Cisco DPC/EPC2100 Cable Modem to Linksys Router for IP Cameras

I have one of the old Cisco DPC/EPC2100 Cable Modems and wanted to know if anyone has had any luck setting up DMZ on it? Link to modem: http://www.cisco.com/web/consumer/support/modem_DPC2100.html ...
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694 views

Make router forward HTTP and HTTPS traffic to external App

I use a Linksys WRT54GL router with DD-WRT v24-sp2 (10/10/09) std (SVN revision 13064) which I am trying to make forward all HTTP and HTTPS traffic to an external app called Fiddler (used as proxy) on ...
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106 views

Can't seem to find an open port to host a webserver

It appears that my ISP is blocking every single port as i cannot seem to find a port that isn't blocked except for 22 (SSH). I can't find a port to host my home webserver on (which i am trying to set ...
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227 views

SSH portforward and direct SSH to remote box

There are 2 servers - server1, server2. To access app port on server2, I go via port forwarding. ssh myuser@server1 -L 7777:server2:9999 So, now I simply direct my browser & point it to 7777 and ...
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22 views

Port remains blocked after opening

I have a TP-Link WR841ND Router. To test a server, I've had to open port 69. When the router is connected to my internet at home, and I do the router's routine of opening a port (I know how, have ...
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48 views

Accessing Servers without Port Forwarding

So I'm stuck in a conundrum. I can't buy a server, and I'm stuck with this ISP who refuses to give me a new router. They have given me a ZTE Router (ISP is Cincinnati Bell FiOptics (great speeds ...
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33 views

Point an internal IP address to an external URL

Is it possible to set a router up so a machine in the LAN can access an Internet URL using an internal IP address? I have a cheap DVR box that can save recorded videos to a FTP server, but only ...
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39 views

Is Wake On LAN supposed to work even after AC power reset?

So, if you unplug the AC power cable from the wall and re-connect it to the PC Power Supply, is the Wake On Lan functionality still supposed to work on a PC? The WoL functionality is enabled in Bios ...
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21 views

port forwarding in windows

I need to forward all incoming traffic on specific port to another port on the same device "locally not proxy", and all outgoing port traffic. in Linux it is possible using iptables I used NAT chains ...
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75 views

I can connect to my SSH server but cannot browse the internet

I have setup an ssh server on my windows 8.1 system as well as port forwarding on my home router and from inside and outside of the network I can login on my macbook using the command ssh -D 8080 ...
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24 views

Bad Results from Port Check Sites

I'm not a network expert, though I know how to set up a static IP and forward ports. I've always wondered how port checking sites like http://ping.eu/port-chk/ work, because whenever I try them on ...
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67 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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461 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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51 views

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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177 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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1k 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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83 views

Port-forwarding: different ports in router log?

My friend cannot connect to my minecraft server. How do the the different ports shown in my router's log affect port forwarding? What can I change to allow my friend connect to my server? I believe ...
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59 views

Trouble viewing website outside of local network with outside IP

Hey guys so I'm having an odd problem. I have a webserver on an adruino that i'd like to have access to outside of my home network. Accessing the HTML page hosted on there with the internal IP ...
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152 views

SMB over SSH port forward

I know that since SMB is not secure, opening port 445 on firewall makes your computer vulnerable. To secure my connection, I want to run a SMB mobile app via SSH. Would I still need to open port 445 ...
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1k views

Can't connect to qbittorrent (or other client) Web UI, except through localhost

I'm trying to use qBittorrent's (I've also tried other torrent clients') remote Web UI, but can't seem to get it to work. I can connect just fine using http://localhost:PORT, but can't connect using ...
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36 views

Redirect bound port

I want to use a lighting control software (M-PC) on Windows 7 that sends its command via Art-Net (UDP). I installed a loopback adapter for the software to send on and wrote a little script that should ...
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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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77 views

DDNS on raspberryPI connected to mac shared internet

Disclaimer - I understand that many of my problems could be solved by hooking up the pi straight to the router, but I've really become interested in solving this problem. My setup: DD-wrt cisco ...
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122 views

SSH on Ubuntu with Port forwarding

I am a newbie to networking, so need some help to understand if what I am doing is right: I have a VM which hosts a Ubuntu guest OS with an internal IP: 192.168.15.6 I have setup an ssh server on ...
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332 views

OpenVPN works locally but not publically

Main Problem I can get OpenVPN to work when I use all local IP addresses but when I try to connect the client to a public address, it doesn't work. I'm following this guide: ...
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216 views

Soulseek port forwarding

I did port forwarding for Soulseek. If I click "Check ports" now, it says the ports are open (before it didn't), but I still get these error messages: Requesting file list... A connection ...
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501 views

ssh_exchange_identification: connection closed by remote host VIRTUALBOX scenario

On a virtual debian machine in VIRTUALBOX I type: ssh -R 2222:localhost:22 andrea@10.0.2.2, to make reverse tunneling and allow remote machine to see debian desktop. on the remote machine (ubuntu) ...
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202 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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163 views

Port Forwarded, still cannot see IISExpress webserver

I am using IISExpress. I have a BSNL modem(Name: VMC 21, ModelNo: AN1020-21). I've set up port forwarding to port 5069. My static IP address is 192.168.1.121 - I am using DynDNS. My problem is, I am ...
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225 views

Port forwarding & OpenVPN

I have a raspberry pi running Debian (raspbian) and I'm having issues that don't seem raspberry pi related. I connect to this device via ssh most of the time on my local network, but decided I would ...
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280 views

VPN On - Allow Port Forwarding?

How can I allow incoming connections on a Windows 7 machine that is connected to VPN? I have some services listening on certain ports that I have forwarded from my router. When the VPN is ...
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301 views

Unable to open ports on the virgin media super hub VMDG480, anybody have/had this issue and has a fix?

Recently got 30Mbps broadband from Virgin Media and the gave us a modem/router super hub (VMDG480), I have tried opening ports for a couple of game servers but when I check these, they are still ...
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144 views

Port forwarding windows 7

I need to forward petitions from a laptop connected on two routers. The first one is the Internet router (192.168.1.0/24, WIFI), and the second is a VPN router (10.x.x.0/24, WIRED, DHCP relay over ...
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388 views

How do you set up port-forwarding on a SwissCom Motorola Centro Grande?

I'm setting up a Minecraft server and the NAT forwarding on my router isn't working. This isn't the first time I'm doing this - I previously did this with an Apache server (used to run a server) and ...
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720 views

Iptables port redirecting. Rule doesn't work or show up in iptabels

I'm trying to redirect some incoming TCP traffic on port 443 to port 999 with iptables in an Ubuntu VM. I am using sudo iptables -t nat -A PREROUTING -p tcp --destination-port 443 -j REDIRECT ...
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977 views

Setting Up No-IP to talk to my site

I'm doing my head in here, was hoping someone could help me. I'm trying to setup my web server at home. It has a static ip of 192.168.1.8. I've setup IIS on Windows 7 and am hosting my site on port ...
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263 views

Port Forwarding not working

I have been trying to run the Webserver from my home machine, and have configured the modem accordingly. but still not able to make it work. I have WAMP installed, and my PC ip is 192.168.1.5, Once I ...
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2k views

run web server from virtual machine, how do I use port 80

I have a host system running Fedora 15 and I have a guest system running CentOS 5.5 in VirtualBox. I did set up a virtualmin install and added port forwarding to the virtual machine. When I forward ...
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834 views

Netgear Router Static IP

The Problem: I've recently acquired a new router; a Netgear WNDR4000. I promptly went to set up a static internal IP so I could port forward for the Minecraft Server I run on my computer. I've done ...
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144 views

Enable Port Forwarding on UTStarcom UT300R2T

This question is a reference to VPN help for Android I want to visit this page on my server http://192.168.2.53:8080/tma/majBtm/androidToDesktop Since it's a dynamic IP, the above mentioned IP ...
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783 views

How can I port forward with an airport extreme and a NAT enabled modem?

I run an Actiontec HD701D modem with NAT to an Airport extreme base station to laptop etc. As you might expect I get double NAT issues. I tried a lot of different things to forward a port, but no ...
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VirtualBox NAT Port forwaring fails on port 80

Solved! Hooray! This problem has been solved by the author... In general, port forwarding works for me. Currently I want to add a port, 80 to 8080, host to client, but i just cannot use ...
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1k views

Allowing port-forwarding on a Belkin wireless router

Not sure on the exact model, but I have a Belkin wireless G router. I would like to be able to ssh (amongst other activities) to m home machines from outside my home network. I have DNS entries ...
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2k views

How to set up port forwarding and firewall settings for torrents using Transmsission on Mac OSX 10.5.8 with Netgear Wireless Router DG844GT?

I have picked up bits of advice here and there on the internet and got someway through this tortuous exercise (after it took 18 hours to download the first torrent I tried yesterday - magnet-link for ...
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33 views

Why doesn't my router let me forward ports outside of 192.168.x.x range?

Simple task: I want to forward port 80 on my Linksys router to a server with an IP address on the network that is NOT in the range 192.168.x.x (or whatever the default range is for the router). ...
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55 views

OpenVPN won't connect from remote location

I set up OpenVPN on a linux machine in my basement. I'm able to connect from my Windows 8.1 machine without an issue when I'm connected to the local network. In this instance, I set the config file ...