port-forwarding on firewall or via SSH

learn more… | top users | synonyms (1)

3
votes
0answers
868 views

port redirection on solaris 11

I'm trying port forwarding on solaris 11. I have a mechine behind a server that use solaris 11. I try to access that mechine from the external port, and forwarded by solaris 11 mechine to that machine ...
2
votes
0answers
497 views

How can configure Cisco ASA 5510 to allow access to Web server in DMZ from LAN with port translation?

I am trying to configure Cisco ASA 5510 firewall to allow access from LAN to DMZ web server. Web server is located in the DMZ and is using port 8080. I don't want users to type port number every time ...
2
votes
0answers
803 views

ASA5505, 9.1, Static NAT Port Range Forwarding

ASA5505 Version 8.4+ (Using 9.1).. Adding port range for static nat. object network server_x host 123.123.123.123 access-list outside_in extended permit tcp any object server_x range 1000 2000 ...
2
votes
0answers
141 views

Unable to force passphraseless ssh authentication while port forwarding

I'm completely at a loss as to what is preventing my local machine from authenticating the connection that is being forwarded from the remote server. I've read a ton of the posts on here regarding ...
1
vote
0answers
57 views

Issue with port range of passive FTPS using VSFTPD

First of all, I am aware that there are many similar questions to this one out there, however the common solution to those problems is the source of my problem; therefore I am asking my own question. ...
1
vote
0answers
34 views

Use TURN for remote port forwarding

I want to forward some ports on a machine behind a NAT to a publicly accessible server. I can do this via SSH (and doing so already successfully), however SSH encrypts all the traffic which in my case ...
1
vote
0answers
263 views

Publish or forward ipv6 port range to Docker container

I'm building a IPv6 enabled FTP container based on pure-ftpd and I have the problem that passive mode needs the client to connect on any port in the range of 30000 to 50000 to the server on the ...
1
vote
0answers
141 views

trying to reach a port forwarded server from the subnet using the public IP not working

I set up a server which is connected to my router. The router forwards a port of my server. So when I scan that port using http://www.t1shopper.com/tools/port-scan/ I got: 188.143.126.14 is ...
1
vote
0answers
133 views

Weird socket behavior in VirtualBox (NAT + PAT)?

I have a Linux VM with NAT and PAT configured. Let's say ports 2000 and 2001 are forwarded to the VM. These ports are also configured for external access on a device such as a router using a domain ...
1
vote
0answers
882 views

Puppet agent (v3.0.1) hangs connecting to master (v3.1.1) in VM behind firewall (with NAT based access)

I am using puppet agent v3.0.1 (On FreeBSD), trying to connect to a puppet master v3.1.1 (On Ubuntu) and the puppet agent hangs with the following debug output: puppet agent --debug --no-daemonize ...
1
vote
0answers
83 views

Pass / forward 8080 port on server with masquerade

There is server machine wich is connected to ISP only with modem, no router. Server got apache on 80port. Now on other ethernet card in my server i have cable going to my router, router serve ...
1
vote
0answers
195 views

Cloudmin GPL Xen PV with Nat Port Forwarding

I'm running Cloudmin GPL on CentOS 5 64bit and am trying to allow my Xen PV guest to access the internet via a NAT/port forwarding setup.. I've done the following: (on dom0) echo "1" > ...
1
vote
0answers
394 views

NAT loopback/reflection on Zyxel P-661HW-D1 doesn't work

I have a Zyxel P-661HW-D1 modem/router with several port forwards that works on the WAN interface. I'd like to make them work for the LAN interface as well, like I'm used to. I updated the firmware to ...
1
vote
0answers
127 views

Changing externally visible IP on a multi-IP router?

I work at a public library and I'm trying to configure OCLC's EzProxy software. I've run into a problem and I think it's related to our network config. I'm punching above my weight here a little so ...
1
vote
0answers
268 views

Port Forwarding FortiGate 60 B

I'm using FortiGate 60 B in our company. The question is, I want to enable FTP facility in "Iomega StoreCenter iX4 - 200d", which is using as a NAS Device. This has two Ethernet port. One is ...
1
vote
0answers
142 views

Port forwarding with URL on OpenBSD 4.5

I need to setup forwarding on gateway machine with following request from client: Is it possible to setup pf.conf on OpenBSD 4.5 machine, but instead IP address to have given URL such as ...
1
vote
0answers
2k views

Port Forwarding through VBox NAT for SSHing from Host to VirtualBox Guest Not Working

Despite the tremendous amount of work that VirtualBox has put in to make this process easier, I really just cannot get it working properly. The goal: To be able to run a headless VirtualBox VM, which ...
1
vote
0answers
510 views

VisualSVN Port Forwarding is Not Resolving

I am using the FreeDNS Update client to dynamically update the IP address of a subdomain. I can access https://localhost:8282/svn/ on the laptop but I cannot access it from ...
1
vote
0answers
295 views

iptables - Forward back to dmz from dmz

I have a firewall with two network cards. From internet it's possible to access the external-ip and then be forwarded to an internal server. But when on the DMZ and accessing the external-ip, I'm not ...
1
vote
0answers
447 views

forward same port but for two different IPs (cisco)

I have a cisco running IOS 12.0(25) responding to two different IPs addresses: IP_A and IP_B. Behind this router I also have two different servers: server_A and server_B. What I want is to forward ...
0
votes
0answers
40 views

KVM port-forwarding from ppp0 to VM's bridged NIC not working, but to VM's NAT NIC works?

I've spent a lot of time on this freaky problem, I've created a simple host and VM configuration to try isolate the problem. Terminology in this question Host: The bare metal server VM: The KVM ...
0
votes
0answers
31 views

Juniper SSG Port Forwarding over a Site-to-Site VPN

Our company has severs in two locations -- our main office, and a colocation. We're getting ready to move one of our servers, a PBX, from our main office to our colocation for better service, but ...
0
votes
0answers
31 views

Iptables forward traffic from A to B where A is not gateway for B

I want to forward ssh traffic from A port 2222 to B port 22. I do have ipv4 forwarding set to 1 on both interfaces. Still, this does not work. What is wrong? Machine A: eth0 192.168.0.150 eth1 ...
0
votes
0answers
61 views

Make local subnet clients get redirected like public clients, when requesting a redirected outside port on the firewall

I have a server that also functions as a firewall for the 192.168.1.0/24 subnet via iptables. It also double as a VM Server. Both the VM's and the local machines share the subnet. The servers ...
0
votes
0answers
29 views

Port forwarding to VPN

| |WAN /-------\ ...
0
votes
0answers
55 views

Yosemite share imac webserver in localnetwork (ipad, iphone)

I have a server running on my imac (port 8000) and I want my ipad to be able to visit it through the local network so I set this rule using pf anchors (hence ipfw is gone).. It doesn't work, what am ...
0
votes
0answers
22 views

New Debian 7.7 - Port has been forwarded but not working

i have a (in my mind) weird thing happening on a fresh Debian 7.7 I have opened a port and if i try to enter the port and ip on http://yougetsignal.com it says the port is opened but no matter what ...
0
votes
0answers
184 views

OpenVPN - open ports for clients only via iptables

OpenVPN server running on my ubuntu server (tun mode). My problem is that i cannot set some ports be accessible only for VPN clients. I have a dirty solution, but i want better. I have no iptables ...
0
votes
0answers
119 views

Port forwarding to different subnet

I have two routers: router A with internet access, and router B acting as wireless access point. Devices are attached to router B via ethernet. I need to forward some ports to PCs attached to router ...
0
votes
0answers
48 views

dynamic port routing based on request path

The problem: I currently have a nodejs http server which is used to serve long-running jobs. The way the client typically interacts with it is the following: Send a request to '/start/:guid', to ...
0
votes
0answers
100 views

Portproxy actively refuses connections

We recently moved our SVN repositories from a Windows Server 2008 VM to a Ubuntu Linux VM and needed to forward port 80 traffic going to the old server to the new server. This is the command we used: ...
0
votes
0answers
54 views

Best way to add multiple IP to single interface

My hosting provider routes an IP block to my eth0 interface. Until today I've been adding the block using IP alias via ifconfig, unknown to me that it was an old solution. I've now learnt that there ...
0
votes
0answers
110 views

Forwarding Port 54321 to 80 on Windows Server 2012 R2

I am trying to forward port 54321 to port 80 on my Windows Server 2012 R2 box to simulate what my router is currently doing for other machines on my network (forwarding a specific port to port 80 so ...
0
votes
0answers
30 views

Forward traffic to MySQL over two+ SSH hops

I am trying to get from my computer through a gateway VPS to the database VPS and leave a forward port open back to my computer so I can access MySQL. For example, using port 9999 on my machine I was ...
0
votes
0answers
37 views

Many webapps, one vps

Might be a noob question, Google and SF searches didn't turn up anything super useful. Could be using the wrong words here. I've got a vps, with one port 80 app running on it. I'd like to add two ...
0
votes
0answers
94 views

Ubuntu as IPSec L2TP client with NAT traversal

Goog afternoon, I have a corporate local network located behind NAT. There is another NAT in this local network for the corprorate server on Ubunit 12.04. So if clients connect to that server ...
0
votes
0answers
117 views

iptables - dropping specific established connections after X hours

Is there a way with iptables to drop specific established connections after X hours? We have an application with limited connection support, and occasionally we see some tcp sessions that shouldn't ...
0
votes
0answers
199 views

Linux router with multiple gateways and port forwarding

I want to use a Linux VM to act as several routers at once. I have multiple servers hosting different services and dedicated public IP for each of them. Super simplified setup example: Ubuntu ...
0
votes
0answers
102 views

Reroute outgoing port through other server

I want to run a xmpp-server on another IP than the A-record of the domain points to. +--------+ +--------+ +--------------+ | xmpp | -----> | web | -----> | internet | | ...
0
votes
0answers
22 views

Spooling error trying to print through WinXP to Win7 from Linux

I recently posted another post here about not being able to print from linux to win7 but found a solution that i might be able to work with. What we have is Fedora Core 2.x.x(2003), Redhat 3.2.3, ...
0
votes
0answers
36 views

IP TABLES port forwaring corrupts my packets?

Here's my scenario. I have a WORKING DAEMON receiving packets through a proprietary protocol (mounted on the port 5000) that has been working flawlessly for over a decade. I have a weird problem ...
0
votes
0answers
135 views

Cisco ASA 8.2, accessing an internal webserver with an external IP-address together with port translation

We have one web server, let's call it SERVER01. It is running two different web servers that both uses HTTPS, INTERNALAPP on port 443 and EXTERNALAPP on port 444. In a previous setup we had an old ...
0
votes
0answers
400 views

ssh reverse tunnel port forwarding connection fails

Updated: diagram http://s22.postimg.org/b2jfgawup/diagram_ssh_tunnel_a1.png I am able to do a reverse port forwarding through the PUTTY GUI with settings similar to below. once I apply this setting, ...
0
votes
0answers
360 views

Iptables - Port forwarding has no effect

I have a dedicated server with a single public IP (Say 1.2.3.4) running CentOS. Via virt-manager, I added a virtual machine, running CentOS as well. They are connected through a virtual network: ...
0
votes
0answers
32 views

Is it necessary to open all used ports when using one Node.JS application to route from port 80 to apps on different ones?

I'm working with an Ubuntu 12.04 LTS, 64 Bit server there I have used the following commands to send all http request on port 80 to port 8080 Commands: cat /proc/sys/net/ipv4/ip_forward #returns 1 ...
0
votes
0answers
92 views

Listening “through” GRE Tunnel

Currently I'm looking to learn about using GRE Tunnels and I have the following scheme: Server1 (200.1.2.3) ----> Server2 (190.1.2.3) Both servers have public IPs Then I've setup a GRE Tunnel with ...
0
votes
0answers
192 views

Why is an ack response being sent to the wrong gateway?

I was trying to determine why a packet forwarded by iptables to my internal lan is returned on the wrong gateway. Having investigated this further, I determined that, at least in the case of one of ...
0
votes
0answers
275 views

Can't access Server 2012 IIS 8 remotely. Firewall settings are set to forward port to server's LAN IP

IIS role is installed in Server. Server has 2 NICs with fixed address on the same subnet. Firewall allows these apps and features: WWW Services (HTTP) Secure WWW Services (HTTPS) Remote Access Remote ...
0
votes
0answers
50 views

Remote listen to port

I have local server exists inside a corporate local network which is running a web-server at port 8080. I would like to make it available to the internet. But it is inside a local subnet with NAT to ...
0
votes
0answers
57 views

Is there a way to diagnose *where* comms to a port on a windows machine is being blocked?

I am developing a system that comprises an email server. I have so far been unable to connect on port 25 (using telnet), despite having checked the following are set up correctly. Connections to port ...