port-forwarding on firewall or via SSH

learn more… | top users | synonyms (1)

-1
votes
0answers
13 views

vsftpd set passive port lower than 1024

I have vsftpd running on an up-to-date Arch Linux system. Currently the FTP server is working just fine, but the passive port range (7000-7100) is blocked by the firewall of a network from which I ...
-3
votes
0answers
9 views

Windows routing don't pass packets [on hold]

I have a win server 2008r2 with routing and remote access role wan interface 54.93.71.23 domain.com lan interface 172.16.0.0 From internal network i can access to www except our domain.com Router ...
0
votes
0answers
24 views

Forwarding ports and traffic to VPN tunnel

I've installed OpenVPN on my VPS. I have one question: how to forward traffic going to that VPS to go to VPN tunnel created with my local PC. I will use TCP connection. The whole traffic will be like ...
0
votes
0answers
30 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 ...
-1
votes
0answers
19 views

Allow port forwarding in synology DSM 5 [closed]

I need to access a remote machine ,behind a router using a DS-Lite stack, thus rendering any DDNS and NAT useless. My plan now it to have that remote box open a reverse tunnel through my local router ...
-1
votes
1answer
31 views

Two physical servers on one IP behind one router [closed]

I asked this question on StackOverflow and was directed here to ServerFault. I searched the forums here and find 3 or so inquiries that are very similar but not quite the same (or maybe I just don't ...
-2
votes
0answers
26 views

Windows Firewall keeps ignoring ports that i open [closed]

I have a virtual private server that runs with windows server 2008 R2. My problem is that when i open a port, firewall don't listen to that port ever. Right now, i must open port 80 to connect to my ...
0
votes
0answers
23 views

Remote access to Apache through port forwarding [duplicate]

I have been trying to get apache to be accessable outside my local network. I have set a static IP address to my server (just a windows 7 machine running xampp). I have created port forwarding rules ...
0
votes
0answers
25 views

Port forwarding to VPN

| |WAN /-------\ ...
0
votes
1answer
23 views

How do I get boto to work with port 443 being prerouted to another port?

My title may be poorly worded, but I'll try to get the backstory straight: I have Ubuntu instances with clusters of Docker containers all hosting web servers In order to appease firewalls we want to ...
-3
votes
2answers
21 views

Routing a port with no defined port forwarding rules to multiple machines listening on that port [closed]

This is something I've been wondering for a long time but never actually faced a situation where I had time to play with it. Lets say I have a router which has no defined port forwarding rules for ...
0
votes
0answers
38 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
1answer
31 views

forwarding packet from one interface to another interface

I have an embeded system with 2 interfaces e0 and m0, whose ips are 10.0.0.20 and 192.168.0.20, respectively. Incoming packets into e0 have an ip of 10.0.0.10 and should be forwarded to m0 interface ...
0
votes
1answer
91 views

iptables v1.4.21: Couldn't load match `-d':No such file or directory

i am running kerenl 3.14.18 and using iptables 1.4.21, built with these options --static-enable --disable-shared. when i run this command: /sbin/iptables -A PREROUTING -m -d 127.3.0.2/24 -j DNAT ...
1
vote
1answer
34 views

high availabilty port forwarding in mswindows

I need port forwarding for a mswindows host, but I need something which can handle more than one target with fail over. There are no end of tools to do this on Linux/Unix (haproxy, balance, ...
0
votes
0answers
20 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 ...
-4
votes
1answer
80 views

Applying firewall rules: iptables-restore: line 1 failed [closed]

I'm trying to do Port forwarding on my centOS machine. When i'm restarting iptables i'm getting the error iptables: Applying firewall rules: iptables-restore: line 1 failed [FAILED]. My iptables file ...
0
votes
0answers
96 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 ...
1
vote
1answer
29 views

Remote port forwarding not working

I have a test app I run locally, and use remote port forwarding to give others access to it. This was working just fine, until I set up a new server instance on EC2. The EC2 server runs CentoOS 7. ...
0
votes
0answers
65 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
1answer
48 views

Cisco IOS - Problems with NAT and port forwarding

I have a problem forwarding ports. I have configured a NAT pool of 1 address (192.168.5.2) and assigned that address to the WAN interface. I assigned networks to the access-list, and bind the two ...
3
votes
1answer
58 views

Forwarding a port on the loopback interface to a remote IP/port

I have two Docker containers that I'm trying to network together in a specific way. Container A is running a Redis server on port 6379. Container B is running an interactive shell and needs to access ...
0
votes
2answers
59 views

Cisco Easy VPN - Port forwarding needed at remote end?

I was in the process of setting up a site-to-site ipsec vpn tunnel behind a mobile broadband router when i found out that i wasnt able to port forward on that network so i wont be able to use the ...
0
votes
0answers
34 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
1answer
43 views

Postfix/Dovecot on a VM. Problems with understanding port fowarding

I've set up a mail server with postfix and dovecot on a virtual machine running debian 7. At first I basically made a seperate network with a host-only adapter , so host and guest were in the same ...
2
votes
1answer
148 views

Multicraft: Port Forwarding through a GRE Tunnel

For the past week I've been attempting to protect a server from DOS attacks by utilizing a GRE tunnel from a VPS to a dedicated machine without much success. Visual: User --> VPS --> Dedicated ...
0
votes
2answers
39 views

modify iptables rules and default policy but keeping port forwarding

I have the following rules and policy in the end of my firewall script: $IPT=/sbin/iptables ... $IPT -P FORWARD ACCEPT $IPT -F FORWARD # Forward port 2206 to data6 $IPT -A INPUT -i eth1 -s ...
-1
votes
1answer
72 views

Route port forward through 2 windows server 2008R2 network adapters to another network

our phone system at work is on a separate network to everything else and I need to forward a port from our gateway to it to allow our phone tech to remotely administer it. I have plugged the phone ...
-1
votes
1answer
83 views

Trying to set up port forwarding for multiple subdomains using SRV and DNS

I am working on a startup and trying to keep my expenses low. I'm hosting four servers in my closet with a single static IP address. I want to be able to reach each server over ports 80 (HTTP), 443 ...
1
vote
2answers
284 views

Port forwarding to the router itself on Edgerouter

I recently upgraded one of my customers to a Ubiquiti EdgeRouter Lite, which is a significant improvement over their old ISP-supplied router. To reduce the frequency of attacks against the router's ...
1
vote
0answers
40 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. ...
0
votes
0answers
80 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
2answers
36 views

Port forward for SSH works to one system but not another

I have two systems sitting on a NATed network. When I forward port 22 to system A, I am able to connect directly. When I forward port 22 to system B, I am not able to connect. I am, however, able to ...
0
votes
0answers
50 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 ...
3
votes
1answer
464 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 ...
7
votes
2answers
718 views

CentOS port forwarding not working

I'm using CentOS 6.5 and I added the following commands to my iptables to forward all incoming traffic on port 8088 to 4569: iptables -A PREROUTING -t nat -p udp --dport 8088 -i eth0 -j DNAT ...
1
vote
1answer
125 views

why port forwarding is not working in this setup?

I'm trying to setup a docker virtualization environment. This is a follow up of this question. I have a virtual eth0:0 interface, and I would like to forward it using iptables. The public, main IP ...
3
votes
2answers
74 views

source address with iptables port forwarding

I set up port forwarding for port 80 with iptables: iptables -t nat -A PREROUTING -p tcp --dport 80 -j REDIRECT --to-port 10080 Additionally, I have ip forwarding enabled to route connections ...
0
votes
2answers
79 views

ASA is not forwarding packets to egress interface

We are seeing some very strange behaviour from our Cisco ASA 5505 running 9.1(2) We have a SIP PBX inside our network. It's got a bit of an odd configuration, it listens for inbound SIP requests for ...
0
votes
0answers
88 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
29 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 ...
-4
votes
2answers
31 views

How to run more than one connection on SSH port [closed]

This is a naive question, but I don't know the answer. I have forwarded port 22 on my router to point to my NAS. I also have a Hummingboard server which I'd also like to access through SSH. How can I ...
2
votes
0answers
32 views

Device not accepting connections from a forwarded port. Security Issue?

I am forwarding a port through to a PLC/Management unit type device for a heatpump. The device accepts local connections from the LAN on port 80. It runs a normal web site on port 80 for management. ...
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
1answer
79 views

Port 80 doesn't work

I have a website in my ubuntu server 14.04, with apache2 server, and untils fews days go the site works fine but, today if I digit www.mydomain.com from my internal network it works but, if I try with ...
1
vote
1answer
67 views

Transparently forward local port to remote server

I have StatsD daemon running on a remote server (x.x.x.x) at 8125. I would like to forward 127.0.0.1:8125 to x.x.x.x:8125. I have already tried running the following on localhost echo 1 > ...
-2
votes
1answer
56 views

Port 5005 on my VPS is listening, but closed

I have a program running on port 5005, and the port is listening and accessible via localhost: znc-admin:~/.znc$ netstat -tulpn | grep 5005 (Not all processes could be identified, non-owned process ...
0
votes
2answers
60 views

Port forward with iptables

I got lo (127.0.0.1) and eth0 (172.17.0.8). I want to redirect packets that land on 127.0.0.1:80 to 172.17.42.1:80 (route from eth0). I tried iptables -t nat -A OUTPUT -p tcp --dport 80 -d 127.0.0.1 ...
1
vote
1answer
320 views

My iptable rules do not allow VPN connections

I have installed OpenVPN on my Archlinux server and modified my iptable rules to allow incoming traffic on port 1194 and forward it to the tun0 interface. When I disable/stop the iptables, the OpenVPN ...
0
votes
1answer
54 views

How to close specific port with SuSEfirewall2?

I'm opening specific ports in a SuSE 11 server to do ssh forwarding. After I finish, how do I close only the ports that I opened? I tried SuSEfirewall2 close EXT TCP 4050 but it seems to close ...