port-forwarding on firewall or via SSH

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port forwarding with libvirt

I'm trying to get port forwarding working through libvirt on top of QEMU and KVM. I found this article (https://snippets.webaware.com.au/howto/running-qemu-with-port-redirection-through-libvirt/), but ...
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16 views

ZyXel P8702N portforwarding not working

I've recently moved to a new location and because of that I now have a new router. I have tried portforwarding before and everything has worked, since I have gotten this new router, I have not been ...
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0answers
18 views

How do I make a server accessible over the internet [migrated]

I wrote a chat client and server in Java. It works but as I'm finding out, only locally. The goal is to get it to function over the web. I've tried quite a lot of things, and can elaborate if need ...
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1answer
20 views

Setup a server to forward traffic coming from client on port 80 to another port

Consider the following situation: I have 2 machines (S) and (M). S can use all ports, but M can only use port 80. M is running Windows. S is running Debian. For example, if a program on M wants to ...
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2 views

Port forwarding by “Sharing Services” on ICS in Windows

The Problem I have a PC running Windows 7 (which will be replaced by a hardware running WinCE) connected to two networks. I am trying to expose a telnet server from one network to the other network ...
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1answer
12 views

Asterisk behind Cisco ASA 5505

I'm in the process of upgrading from an old WRT54GL running Tomato to a Cisco ASA 5505, versioning as follows: Cisco Adaptive Security Appliance Software Version 9.1(5)21 Device Manager Version ...
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13 views

Forward port to virtual IP in namespace

So, I followed this guide to make a namespace where I can run my VPN: https://schnouki.net/posts/2014/12/12/openvpn-for-a-single-application-on-linux/ It works fine so far, but I have one problem. I ...
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1answer
10 views

ufw port forwarding not working

I'm trying to set up an ubuntu 14.04 server as a router that also does some port forwarding. I've got the router part working but cannot for the life of me figure out why the port forwarding isn't ...
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15 views

Mikrotik dst-nat timeout

I have installed a brand new Mikrotik RB2011UiAS-2HnD-IN in our Office. Everything is working except port forwarding :( I have disabled all other rules and filters but nothing helped . I am able to ...
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1answer
21 views

Docker connect to remote box through host port forwarding

So, i have a Docker container with an app that needs to connect to Redis instance on remote machine. There is no direct connection to that Redis host from Docker container or from Docker host, but i ...
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13 views

Forwarding Requests through nginx

I'm going to use serve my static files such as html, js, css files in nginx web server. Also, there are some REST services on a Wildfly web server on port of 8080. My nginx's configuration file is: ...
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1answer
17 views

nat/portforwarding setup to access server on different network [closed]

So in the office we have two networks, network A and network B. We have a server on network B due to limitations we cannot remotely access network B. Is it possible to set up port forwarding and nat ...
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13 views

unnecessary MySQL port forwording for WAN connection

I have an application that have MySQL as back-end database server,but while I was scanning open ports using nmap, I recognized that the MySQL port had been forwarded to be accessed over a WAN ...
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1answer
30 views

Can't communicate out of VM instance for Modbus TCP/IP over port 8080 - routes poosibly required

I have used Google Cloud Developers Console to set up a Windows 2012 Server. I am trying to use this a web server for monitoring hardware utilising Modbus TCP/IP. I have installed a SCADA software ...
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4answers
89 views

pfSense not forwarding back packets

I have a pfSense box setup where my WAN interface (em0) is set up in my local network (192.168.1.100) and my LAN interface (em1) is a private network of its own (10.0.0.1). The end goal is to have the ...
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34 views

Forward SSH to OpenVPN client via UFW

I have an Ubuntu 14 server that is running OpenVPN gateway and ufw. Let's call it Server A. I have an IP reservation for a permanently connected server (Server B). It always connects to OpenVPN and ...
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36 views

Synology open for Cloud Station even if blocking 6690 port

I have a NAS Synology beyong my Internet Box. On the Internet Box, I have UPnP not activated and I have only activated on Port Transfer the following ports : 1701/TCP, 500/TCP and 4500/TCP which are ...
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1answer
100 views

SSH tunnel to Docker container

Goal: connect locally to a remote repl (e.g. via lein repl :connect). Locally, this is easy: Run server (it starts an embedded nrepl server on port 8081) Run lein repl :connect 8081 & voila! ...
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1answer
82 views

Bind docker container ports only to specific outside server address

This is the first time i address such a network "problem" to solve with docker and i need some inputs. This is my situation: Ubuntu 14.04 running NginX, ufw as firewall and docker containers to ...
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5 views

Port forwading on multiple routers with dhcp disabled [closed]

Ok, I have four router/switches on my network, and one of them is modem router combo. I am wanting to open a port for my seedbox (ubuntu server 14.04) My routers/switches are cisco valet M10, TP-Link ...
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24 views

Forward all connection to specific remote port to different host

I have the following setup: Local machine connected to intranet Proxy server connected to both intranet and internet through different interfaces Remote server I am forced to use an application on ...
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1answer
33 views

adding extra ip address with different port number

I am connected to a NAS system that it is set to static IP address 192.168.2.41 and the ports 80 and 443 of its static ip are reserved for the NAS configuration webpage. So if I insert ...
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2answers
55 views

Forward Port on Guest Operating system With Libvirt

I am currently running a Xen Hypervisor underneath Ubuntu 14.04. On the host machine I am running a guest VM. From what I understand, In order to be able to receive incoming connections on the ...
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0answers
36 views

Apache reverse proxy for external services

I'm not even sure this will make sense, so please bear with me. Currently, ports 80 and 443 are used for my routers web interface. I have an instance of Ubuntu 14.04 on my home VM that has LAMP ...
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1answer
14 views

Opening a port to access a service in an isolated LAN

There is an isolated LAN (completely isolated, does not access outside and outside can't access it). But one of the server has 2 NICs, one of which is on our dev LAN and the other one in the isolated ...
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17 views

local port forwarding with failover

There is a number of similar though not identical processes (worker processes) running on the localhost and listening each on its own TCP port, let's say process1 is listening on port 10001 process2 ...
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71 views

Ubuntu: port forwarding, trying get remote access to MySQL port 3306

i've been trying to gain remote access to MySQL on a server. I am running into problems, i cannot seem to get the port forwarded, here are some of the steps i've made: i've told MySQL to listen to ...
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82 views

Softether VPN server - not reachable from outside

I am pretty new to vpn, but i have set up anything written down in the softether documentation. So, i am able to connect locally from every machine in my net to the vpn server, but from outside, i ...
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37 views

Win2008R2: A brute-force attack even though RDP port is not forwarded to the machine

After installing Windows Server 2008 R2 I configured my edge device to forward port 3389 to that host (which only has the internal IP address), which seemed like a great idea until I registered a ...
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2answers
99 views

Redirecting nginx to another internal port not working

I have an nginx instance running on port 80 and another app (embedded jetty) running on the same machine on port 4567. I'm trying to redirect any request that includes /api/ in the URL, to the server ...
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1answer
18 views

Ethernet Communicator Non-Supporting of Port Forwarding?

The security contractor has installed a node on the network for the burglary alarm system. It uses IP to communicate the alarm signals. It has some kind of call home feature and supports DHCP as ...
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1answer
41 views

QEMU multiple port forwarding

I would like to forward more than one port. This command run my VM and forwards RDP port successfully: qemu-system-i386 -net nic,model=rtl8139 -net user,hostfwd=tcp::3389-:3389 -m 512M -localtime ...
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21 views

TCP traffic redirection

I am using an open source program called revinetd: revinetd.sourceforge.net On server side, revinet listens for incoming connections on a defined port to act as a relay server. Now, The server ...
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3answers
47 views

How can I set up two virtual Ubuntu Web Servers and split web traffic between them based on incoming domain?

I have a rack mount server here (HOSTA, running ubuntu 12.04), that has two virtualized installations of ubuntu (VIRTA & VIRTB, via vboxheadless, one is 12.04 and the other is 14.04). One has the ...
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1answer
49 views

Is it possible to deterministically trace how port 80 is forwarded and where the configuration is on a given system?

Is there a way to determine or trace how a port forwarding configuration is set up on a system running Ubuntu 14.04 LTS, on which there is a NodeJS service running and somehow accepting connections ...
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62 views

CentOS 7 -> CentOS 6 VM port forward using firewalld

I have CentOS 7 installed, and I need to run a JTAG server that is only compatible with CentOS 6. I installed a CentOS 6 minimal install (no NetworkManager, no GUI) in a qemu machine. I have the VM ...
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1answer
33 views

Redirect Webmail traffic through port 80?

I have set up a website on BlueHost (shared server) and I have set up webmail in a subdirectory. But every time I use the url mywebsite.com/webmail, it gets rerouted to mywebsite.com:2095 which ...
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2answers
100 views

Is there any disadvantage to putting a modem in bridge mode

In order to prevent the need of port forwarding and double natting I plan to put a modem into bridge mode. Are there any side effects or problems that could come of placing a modem into bridge mode in ...
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1answer
15 views

Specify forwarded port to be used in authorized_keys

My Current SSH Situation. I got a few SSH Clients and an SSH Server. I deploy an autosshserver.script to the clients. The script creates a reverse SSH tunnel (plus it forwards port 22 and 5900) to ...
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34 views

Proxy/Gateway/Router server for specific ports only

Sorry, i don't know the correct term for this type of server. English is not my primary language. This is what i want to do : I am migrating my already running web app to Google compute engine (My ...
0
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1answer
35 views

Port forwarding between 3 machines

I have 3 machines that are connected as a chain, A,B,C. A-->B-->C A is my machine, B is server, and C is other machine with some services and web server on it. Because of some issues I need ...
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30 views

HTTP on localhost not working with DNS A-record and port forward (ERR_EMPTY_RESPONSE)

I have a Jenkins server on my local machine that I publish to the outside world through a DNS A record (ci.alanif.se:8080) with my ISP and port forwarding through two routers. This works perfectly ...
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1answer
64 views

Alias domain name on local network only

I run Owncloud 8 on a Raspberry Pi. It is hooked up to my router with IP 192.168.0.122. I want to be able to access it from the internet using mydomain.com, so I signed up to a dynamic DNS service and ...
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1answer
125 views

Internal URL redirect to particular server and port

What is the easiest way or what options do I have in order to create an alternative internal URL on our network to access a particular internal website? For example I have just installed the ...
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1answer
66 views

Port Forwarding through OpenVPN to Client on OpenVZ

Edit: Okay I will try to make this more clear. What I am trying to achieve is simply a port forward, through my OpenVZ hosted openvpn server, to a service running on a client. There are a few ...
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1answer
37 views

Port Forwarding with Cisco SR520 IOS

I've been tasked with setting up port forwarding for access to remote desktop on a server. I'm having trouble making it work. Server IP 192.168.1.20, port 3389 The router is a Cisco SR520. It is ...
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1answer
108 views

socat udp packet forwarding with source address

I am trying to use socat (instead of iptables) for UDP port forwarding. I just need to redirect some traffic from UDP port 162 to 33162. I am using something like this: socat ...
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2answers
122 views

WatchGuard Port Forwarding / Static NAT

I'm trying to forward a specific port on my WatchGuard firewall to an internal host in a specific VLAN. My setup is roughly as follows: INTERNET vv WatchGuard vv--------vv--------vv ...
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0answers
13 views

isc-dhcp: provide routing option?

I wonder if it is possible to provide Windows port forward using isc-dhcp. In my company we have 2 internet connection and the first one is highly restrictive. So we cannot do FTP or SFTP on this ...
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72 views

What port do I need to use to see the Rabbitmq management plugin via vagrant and docker on Mac OS X

I am on Mac OS X. I run the latest version (as of June 2015) of Vagrant, Docker, Virtualbox, and rabbitmq. I have the following Vagrantfile, and it all starts up well and rabbitmq also starts up well ...