port-forwarding on firewall or via SSH

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How can i forward the http and ssh port to my internal server using iptables

I do not have the router so i make the Linux system into router having centos 6.4 for forwarding the Public network traffic to my local LAN.It has the two NIC card. one for public ip (eth1) and ...
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8 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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0answers
20 views

Forward WOL magic packet [on hold]

Here's how my network is configured. ADB Broadband DV2200 connected to internet. Its IP is 192.168.1.1 The only device linked to the ADB is my Netgear WNDR4500v2 WAN Router. Its IP is 192.168.1.2 ...
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3answers
42 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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17 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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2answers
7k views

Windows 7 with internal port redirection, is it possible?

I received a request from one of our developers that I am having trouble solving. Here in the office they use linux desktops and I can forward the localhost:80 via a iptables nat to localhost:8080. ...
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31 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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4answers
4k views

Forward SSH through SSH tunnel

My situation : Me(localhost) -> Server A(ip:100.100.100.100) =>(server B(ip:192.168.25.100),server....) i'm able to SSH into server since it has a true ip if i then want to connect to server b, i ...
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9 views

Arris TG862 Local Network Problemes [closed]

I just changed of internet provider (Some Phone Issues), but now, i got a Arris TG862, and it seems like all the local network configurations i had, of media servers (miniDLNA), and work server of ...
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4 views

Access IPv6 computer from IPv4-only network. Is it possible? [migrated]

I recently changed from an ADSL 10 MB to a GPON 40 MB and since then I'm having a bad headache. My old ISP (ADSL) gave me always a valid public IPv4. Sometimes it changed but there was no problem ...
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1answer
3k views

iptables forward rule not working in openwrt

I am trying to apply some iptables forwarding rules in openwrt. Here is my scenario - My server has two cards ath0 and br-lan. br-lan is connected to internet and ath0 to private network. The other ...
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2answers
1k views

Port forwarding stops abruptly - Windows Server 2012

You can port-forward in windows, like so, this is explained in this article. netsh interface portproxy add v4tov4 listenport=80 listenaddress=192.168.1.111 connectport=80 connectaddress=192.168.0.33 ...
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1answer
920 views

LAN->LAN IP translation (for TortoiseSVN + Artifacts + Buffalo router)

Here's my scenario: I've got a VisualSVN server on my main dev box @ home. I'm also using Visual Studio 2010, TortoiseSVN, VisualSVN client (for source control), and Versioned 'Artifacts' (for bug ...
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0answers
25 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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8answers
30k views

Port forwarding with Windows Server 2008

I have Windows 2008 server. It works as a mail, ftp, web server. In my LAN there is other server and i want to reach this server with RDC from outside my lan, (example: domail.com:5555 -> ...
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2answers
65 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
2k views

Assign ipv6 address to KVM guests on bridge mode

System: CentOS 6.5 Network: Bridge on br0 IPv6: ISP Native /64 block. IPv4: ISP address (not internal LAN) Purpose: To assign IPv6 only to guests (manually), I don't want ipv4 address to be ...
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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
20 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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0answers
18 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
592 views

Stunnel multiple ports through the same Port

I'm looking for some help regarding an stunnel configuration I'm working on. Basically I want to have a DMZ machine accept inbound connections to port 80 and 110, and then forward them through my ...
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1answer
925 views

how to setup sonicwall tz210 to port forward packets received from external ip to another external ip

i have a sonicwall tz210 on a fixed ip, say ip1. And then i have, let's say a legacy server, with external ip ip2, which sends data to ip1 (and I have another server on ip1 behind the sonicwall which ...
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1answer
2k views

Cisco ASA: port forwarding to different IP depending on client IP/subnet outside

I have Cisco ASA 8.2(5) and would like to configure port forwarding. Cisco ASA has 2 interfaces: outside with IP 192.168.57.2 inside with IP 192.168.1.1 I have two subnets reachable through ...
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3answers
1k views

NAT with iptables to Xen DomU

I am trying to forward packets arriving on the host machine to a virtual machine. Current aim is to forward xxx.xxx.xxx.xxx:3022 to the vm 192.168.10.2:22. I tried adding the following rules through ...
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3answers
2k views

Forward traffic to local LAN IP while keeping the originator IP

I am trying to forward traffic from one server to another, while keeping the origin requestor IP. Therefor I cannot use SNAT or MASQUERADE. SERVER A: Public IP: 111.111.111.111 Private IP: 10.0.0.1 ...
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5answers
3k views

How to configure traffic from a specific IP hardcoded to an IP to forward to another IP:PORT using iptables?

Unfortunately we have a client who has hardcoded a device to point at a specific IP and port. We'd like to redirect traffic from their IP to our load balancer which will send the HTTP POSTs to a pool ...
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2answers
133 views

How to configure port-forwarding to enable internal service accessed by another machine?

I have an existing service which is listening on 127.0.0.1:2009, and I want to access that service from another machine, so I tried to configure port-forwarding to do it: sudo /sbin/iptables -t nat ...
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0answers
21 views

Iptabels Port Forewarding Issue

I am trying to forward requests on eth0 (192.168.1.110 port 9600 tcp) to the same port on 192.168.250.2 (reachable through eth1 (192.168.250.150)). This is so that I can leve a preconfigured Raspberry ...
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0answers
24 views

iptables, multiple vpn with selective routing, unable to forward incoming ports

First of all, forgive my incompetence! I have a Linksys EA6900 with Tomato by Shibby v.129. I have set up 2 OpenVPN clients and successfully configured iptables so all traffic by default is routed ...
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0answers
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how to port forward to server + tunnel specific hosts route though openvpn client on tomato [migrated]

Running Shibby Tomato v130 on an Asus RT-N66U. My goals are the following With Transmission running on the router have all torrent traffic route through an OpenVPN client also running on the ...
2
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1answer
47 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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2answers
1k views

Iptables: Forwarding packets doesn't work

I have 3 Linux Systems A, B and C. A is a TCP Client and sends a message to TCP Server on C. A can see only the external IP of B which is at wlan0 interface, 192.168.0.3 ------------------ ...
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1answer
3k views

cisco ip nat / port forwarding

I have been trying to get port forwarding working with a newly installed cisco router. I cannot seem to find where my fault is and have been looking for quite a while. The relevant section of my ...
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0answers
41 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
2k views

Windows Server 2012 Port Forward for Specifc Host

I am trying to have a specific host be redirected to another port when trying to access a service on port 80. So, when the client (192.168.1.22) requests a connection to the server (192.168.1.10) on ...
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1answer
23 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
69 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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0answers
33 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 ...
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1answer
48 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 ...
0
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1answer
20 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 ...
0
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1answer
29 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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2answers
84 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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4answers
4k views

How to route external TCP port 80 into loopback (127.0.0.1) port 8080?

I have a test VDS box with real IP. If i start web server on physical interface port 80, it can be opened from another computer via it's ip address (and default port 80): python -m SimpleHTTPServer ...
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0answers
25 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
36 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 ...
0
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1answer
79 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
45 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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0answers
12 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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0answers
47 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 ...