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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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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7 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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4 views

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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1answer
12 views

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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1answer
24 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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1answer
39 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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2answers
21 views

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
18 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
35 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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1answer
12 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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1answer
24 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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3answers
45 views

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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18 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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1answer
17 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
32 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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11 views

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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36 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 ...
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23 views

Difference between port forwarding - port triggering - port binding

Can anyone please explain me what is port forwarding, port triggering and port binding. On reading the things separately i understand the things, but on comparing these things i got confused.
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1answer
19 views

NAT and UDP replies by default

If I send UDP packets from Machine A with local port M behind a NAT to Machine B's port N, where Machine B is outside the NAT (elsewhere on the Internet), can I reasonably expect that NAT would pass ...
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39 views

Extend wireless network with 2nd router, then do port forwarding

I have 2 WiFi routers, the main one is also a modem. I'd like to extend the range of the main WiFi with the second router and do port forwarding as I have connected a computer to the 2nd router via a ...
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1answer
23 views

How i open a port (port forward) on this specific router

http://gyazo.com/86e63e79d11835ec9ab71e0b8680cc8d here is a pic of how my router looks like i cant find it in this one. I know how to open ports on my other routers. Please help Model:Home Station ...
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1answer
80 views

Port Forwarding to make my localhost available for everyone

I have installed Apache web server on my local linux machine. Now, I followed the steps described here to do port forwarding.. I wanted my localhost to be accessible from outer web too. Now, I am ...
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1answer
295 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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2answers
86 views

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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15 views

How to configure SSH tunnel with same intermediate/end server?

I have read this question on SuperUser and the SSH section of the Debian handbook, and I am trying to do something similar. But there is a slight complication in that I really only have two servers in ...
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1answer
98 views

Forwarding internet using a raspberry pi (eth0 and eth1)

So I have my raspberry pi connected to the internet via my iPhone (tethering via USB), and it all works fine, the connection is setup on eth1. The problem I have is I cannot manage to forward my ...
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1answer
33 views

Portforwarding fails

I know how to portforward and I did it on at least 5 different routers at different places. But at home, it does NOT work. I can't figure out why. I tried different routers, even routers that I ...
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22 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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2answers
41 views

Torrent ports and firewalls

I use this uTorrent program, under its settings 'Listening port' I set up a port of 46301, and also open that port in firewall. But whoever connects to me to leech, they connect to random ports ...
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18 views

tunnel all traffic of a p2p/DHT app through proxy to an external server

I am playing with http://telehash.org/ a protocol using DHT distributed hash tables, all its traffic is sent on a certain port (42424). And I want to do this while in my workplace where a ...
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42 views

Port forwarding works on Ubuntu but doesn't work on windows

I set up my wireless router to port forward 80 -> 80 (as well as 8080 -> 80) to my local http server. I have dual boot windows + ubuntu and both of them have apache installed. The problem is if I boot ...
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14 views

how to avoid the x terminal forwarding

I use our remote server along with a team. apparently they made all the apps automatically do x forwarding. I know this b/c now if i simply want to run a git command git pull I get this error: ...
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49 views

Problems with ipfw Mac OS X 10.9

I want to forward port 80 to 4000 on my mac so that when I try to access my computer from my phone (which is on the same Wireless LAN) I don't have to write http://computers-ip:4000. For some reason ...
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13 views

redirecting webpage when port forwarded server is offline

I have a website and I point it to my routers IP address. I then have a server with a static IP and port forward ( port 80) all incoming website requests to my server. My question is, when I turn my ...
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1answer
26 views

How does other devices on my network receive incoming connections when I set public IP address to a specific device?

So I set my router to assign the public IP to my laptop. And this opens up all ports to my laptop so that when I host a website or a minecraft server and so on, I don't have to forward my ports. And ...
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22 views

uTorrent Port Forwarding Issue

I have successfully forwarded the necessary port on my router, yet uTorrent still reports that the port is not open. The machine running uTorrent is an older box running Vista. UPNP has been ...
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79 views

Port forwarding to second router's FTP server (linked via WDS)

Problem I am having trouble accessing my FTP server over the internet. Set up This FTP server is a wds-bridged router - Netgear DG834GUv5 - 10.1.1.2 with no DHCP. Primary Modem/Router is TP-Link ...
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13 views

Windows Server 2008 IP porting

We have a Dell server running Windows Server 2008. This server has two NIC cards. One NIC is connected to a private network and the second is on a public. We need the ability to route the public IP ...
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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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1answer
31 views

FreeBSD - How can I let server A get web access via server B over a specific port?

Setup: Server A: FreeBSD 10 - IP: 100.100.100.100 Server B: FreeBSD 9 - IP: 200.200.200.200 Both servers use pf.conf. Desired result: I want server A to be able to get web access (port 80) via ...
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1answer
14 views

Port forwarding to windows rdp

I need assistance with a port forwarding related problem. ssh root@adress.com -p2222 -L 3389:192.168.0.10:3389 Have to connect to this 192.168.0.10 ip via rdp standard port from my windows machine. ...
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1answer
28 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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1answer
34 views

Port forwarding does not work

I am connecting to office network through VPN. I have two servers A and B. I have ssh/tomcat access to A through VPN but not to B. When I ssh into A, from there I can ssh into B. Also, B is running ...
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1answer
80 views

Can a people DDOS a block Port?

The title says it all, I've search around the net but no avail. From what I understand, DDoS is a distributed denial of service attack, where multiple people sent a huge request at a same time which ...
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180 views

Port forwarding on a Huawei EchoLife HG8245

The problem is port forwarding in my EchoLife HG8245 router. I am able to port forward, and I know it works. But after some time I've came with the conclusion that my router only accepts 1 connection ...
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1answer
533 views

Samsung SM-V101F 4G port forward

I bought Samsung SM-V101F 4G hotspot router, and I tried to download torrents using uTorrent, and I was shocked of the slow speed (max 120 Kbps), I think the issue is because of port forwarding which ...
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1answer
19 views

How to forward a port in VM which is behind NAT

I see a few questions similar to my but, they didn't answer my question. I have a router. I have installed Debian in VM and setup a ssh server on it. I want to forward a port for this machine on my ...
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69 views

Can't externally ping my server

I set up an a Ubuntu Server with LAMP and am trying to access it externally. What I did: I set up an account at no-ip.com following this article I gave the server a local static ip of ...
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0answers
91 views

Port forwarding with Verizon FIOS and ActionTec router (hard)

I just spent over an hour with Verizon and ActionTec support, trying to open ports to one of my local machines. IMHO, the Verizon guy was very helpful but not technically deep enough to figure it out, ...
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2answers
96 views

No route to host: I can SSH to myself via the IP my router assigns me but not to myself via the IP my ISP assigns me

I'm positive this question has been answered somewhere else but I'm not sure what to search for. (I'm trying things like "telnet ubuntu ssh daemon unable to connect".) I can SSH into 10.0.0.9 I can ...