port-forwarding on firewall or via SSH

learn more… | top users | synonyms

0
votes
1answer
248 views

SMTP traffic timing out on my server [closed]

My mail server is not getting or processing incoming e-mails. I recently changed my MX record to point to a different router on my network. I opened port 25 on the router and pointed it to my mail ...
0
votes
3answers
1k views

Using a nat rule to translate 80/443 traffic to web server, but internal users cannot access it using external ip/domain name

I am using Cisco ASDM for ASA I have my internal network called soa. My outside interface is called outside. Let's say my outside IP given to me by my ISP isp is y.y.y.y I have a web server inside ...
-4
votes
1answer
787 views

127.0.0.1:8080 works but localhost:8080 doesn't [closed]

This may be super easy so I apologize in advance but my strengths are in coding. Why can't I access my localhost at localhost:8080? 127.0.0.1:8080 - works 127.0.0.1:80 - doesn't work 127.0.0.1 - ...
3
votes
0answers
730 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 ...
1
vote
1answer
2k views

Port Forwarding Using iptables on Ubuntu

I have configured a web-server in MUX. Now I want to access that web-server from Internet. Ubuntu box has two interfaces, One is connected to WAN (Public IP) and another one is connected to MUX ...
0
votes
1answer
323 views

What's the best way to forward traffic on a specific port to another machine?

The setup I have is this: [client01] <-A-> [server01] <-B-> [server02] client01 can access port 9300 on server01 (connection A). server01 can only access port 9300 on server02 ...
1
vote
2answers
586 views

postfix cannot send email

I'd like to mention that im really new to this so please bear with me. I'm trying to setup a forum software to send emails via postfix but I think my server has the port 25 blocked. I tried running ...
2
votes
2answers
9k views

iptables: How to forward packets with destination port 80 from eth0 to eth1?

I've http and https traffic coming from several machines to my eth0 on my Linux machine, but I want to forward these traffic to eth1 which has the access to the internet. And do the complimentary ...
-1
votes
1answer
548 views

Bind a fake service to a tcp port

A friend of mine gives me a (user) ssh access on an ec2-instance (ubuntu) that he's got. So, for reason that now I don't know, in the future I will have need of an open tcp port over the firewall to ...
0
votes
2answers
112 views

NAT to a fixed IP via load balancer? [duplicate]

Possible Duplicate: Network Redundancy Example I got a network configuration as shown in the diagram. Thing is I want do some settings so that the public can access to the server from ...
1
vote
0answers
236 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
1answer
360 views

Can't get port forwarding to work on Ubuntu

I'm using my server as NAT/router, which works well. But now I'm trying to forward port 3478, which I can't get to work. eth0 = public interface eth1 = private network $ cat ...
0
votes
1answer
831 views

SSH: Port Forwarding, Firewalls, & Plesk [closed]

I edited my SSH configuration to accept connections on Port 213, as it was one of the few ports that my work firewall allows through. I then restarted sshd and everything was going well. I tested ...
2
votes
1answer
341 views

Port-forwarding with Authentication

Okay, so here's the story: I administrate a server running a web application on my internal LAN, say foo:1234. My team uses this actively. We have now decided to make this application accessible ...
0
votes
1answer
509 views

When does it make sense to use DNAT and not SNAT?

I want to forward port 2222 on an Ubuntu 12.04 server to remote host 1.2.3.4 port 22, using iptables. After reading many web pages on port-forwarding, I issue $ sysctl net.ipv4.conf.eth0.forwarding ...
1
vote
1answer
214 views

Access internal host from a subdomain of an external dns

This image contains the topology I want to make work. I have a linux server that is used for hosting websites and also routing for our internal network. How can I access the internal server that ...
4
votes
1answer
4k views

DNS Server Behind NAT

I've got a Bind 9 DNS server sitting behind a NAT firewall, assume the Internet facing IP is 1.2.3.4 There are no restrictions on outgoing traffic, and port 53 (TCP/UDP) is forwarded from 1.2.3.4 to ...
0
votes
1answer
1k views

How to forward external traffic from specific port to specific external ip?

How do i forward outgoing traffic for specific port from internal network to specific external ip in watchguard? I know how to forward incoming traffic using SNAT.
0
votes
1answer
114 views

Making application listen to port

I am running an Ubuntu guest machine through my Windows 7 host machine (with Virtualbox), and on the Ubuntu system running an application that uses port 6969. Through configuring the Virtualbox port ...
1
vote
3answers
1k views

How to open UDP port 7777 from iptables/firewall on Ubuntu 11.04

I need to enable the port 7777 from my VPS which runs Ubuntu 11.04, I have added rules from the iptables which is listed here, Chain INPUT (policy ACCEPT) target prot opt source ...
2
votes
2answers
3k views

virtualbox view guest port 80 on host port 80

So i'm trying to forward the guest port 80 to my host port 80 so that I can view the apache running on my guest in my host's browser. If I set the following: (8080/80), I can view localhost:8080 and ...
3
votes
1answer
2k views

Use iptables to forward ssh

i found several tutorials on how to do it, but got none of them to work :/ My setup: FIREWALL - reachable from the internet - eth0: xxx.xxx.xxx.xxx (public ip) - eth1: 192.168.1.1 SERVER - ...
0
votes
1answer
471 views

Make virtualBox webserver public

I'm new to virtualBox so please bear with me. I have a win 7 Ultimate N host (my physical machine) I have a virtual machine with win 2008 server running sharepoint which I want to access from public ...
0
votes
2answers
618 views

iptables: How to redirect / forward traffic without traffic through server?

I now played around with iptables (the whole day) to make my rules work, but there is one issue.. all traffic that I redirect goes through my server and back through my server. We are talking about ...
1
vote
2answers
896 views

Raw TCP/IP port forwarding software

I have server which IP address is whitelisted in some external system. And also, I have a few software developers with dynamic IPs which develop software and they need to connect to external system, ...
1
vote
1answer
406 views

tomcat6 behind xinetd - real client ip

In server.xml, at the Connector I specify proxyPort as 80. Here's the xinetd service: service http { socket_type = stream protocol = tcp user = tomcat6 ...
0
votes
1answer
129 views

Port forwarding, port range? [closed]

I want to map a local port on my computer, say 3000, to my public ip address, but my router (SMC 8013WG) has this admin panel which is not very helpful, and it gives me a lot of empty fields. I have ...
2
votes
1answer
77 views

Forward Requests to Subdomain to another Server [duplicate]

Possible Duplicate: FTP reverse proxying based on hostname/domain I have 3 servers which all have FTP on the same port. They are all at the same ip address behind the same router. The ...
0
votes
1answer
476 views

iis 7.5 site not reachable through external ip adress from router

I'm hosting a test site under iis 7.5 on windows server 2008 r2. The firewall is deactivated and my router (fritz!box) has a rule to forward the port 3130 to my test server. The test site is ...
2
votes
2answers
2k views

How to create a persistent port forwarding using ssh?

I am currently using ssh to forward few ports like this: There are 3 machines: A-host - machine building the tunnel, one that can access both B and C B-host - machine that does not have access to A ...
0
votes
1answer
118 views

How to handle DNS at the firewall

I'm running in to a mental roadblock trying to figure this one out. We have a Juniper firewall at our office and we do a lot of port forwarding to reach internal services that we need to access from ...
0
votes
1answer
443 views

Port forwarding not working despite DMZ and bridged modem

So I'm trying to set up SSH access to a friend's server, and we've learned from his ISP (SureWest) that their modem is bridged. Next, the router (Linksys E2000) was set up for port forwarding. No ...
0
votes
2answers
1k views

How to set up a temporary local port forwarding from a port to an other on windows?

I have a server (cassini) that listens on port XXXX. It accepts only connections from localhost. This is not configurable. I would like to temporarily run a program that will listen on port YYYY from ...
1
vote
2answers
335 views

Mac Mini as a server in small network

I'm thinking about setting a small network and having a Mac Mini as the server. I'll need to make it accessible remotely, used to share files locally and remotely. There's need to backup everything up ...
0
votes
2answers
528 views

After altering port forwarding on EC2 instance I can no longer browse it

I am currently unable to browse a website that is hosted on my EC2 instance (I get a 'could not connect' error). I was trying to set up Node.js on my EC2 instance and as part of that process I ...
0
votes
1answer
181 views

Allow people to see my sites on WAMP [closed]

I currently setup a port in my router. Port Number is 2300 and I wanted to share a site on my WAMP server. I know how to setup port forwarding so that can't be the issue. But when I go to {My-IP}:2300 ...
2
votes
1answer
2k views

Port forwarding doesn't work in VirtualBox (Vagrant)

I have got VirtualBox (Vagrant actually) with CentOs. I have got port forwarding there (NAT). For example, I have got some application in my box bound to port 8080. Port is forwarded. So I can connect ...
0
votes
1answer
181 views

iptables routing local network traffic

I have router works like this internet -> 1.2.3.4 eth1 -> Router <- eth0 10.0.0.1 - LAN and want to port forward port 80 from 1.2.3.4 to 10.0.0.10 -A FORWARD -d 10.0.0.10 -p tcp -m tcp ...
-4
votes
2answers
105 views

How to access an IP address as if on a different network using SSH [closed]

In preparation for a lengthy business trip, I set up my router such that I can access my home computer over the internet via port forwarding over SSH. One thing I neglected to do was setup access to ...
1
vote
1answer
243 views

virtualbox port forwarding - firewall config

i have a ubuntu host system with virtualbox running a windows server. In Virtualbox i have configured the network with a NAT interface and port forwarding for the RDP deamon running inside the vm. ...
0
votes
1answer
1k views

SMTP port open - but not open

As some of you might know, I am setting up an exchange server. Now I ran into another problem: I cannot connect to the SMTP service from outside the server! The ports are opened in the gateway ...
-1
votes
1answer
229 views

Win 2008 r2 — client and server are both behind a NAT

I am new to win2008. I have a Win2008 R2 server installed and need to know how to get a client system (Win7), using remote desktop, terminal server, or whatever windows 2008 provides, to connect to ...
0
votes
2answers
644 views

SSH not working through Double NAT

I am trying to setup port forwarding for ssh through 2 NATs The first Router translates my internet IP to my outer network (10.1.7.0). In the outer network there's a second Router that does NAT to my ...
-1
votes
1answer
680 views

Forward localhost memcached server on port 12111 to domain.com memcached server

My customers are running many scripts that uses memcached, but all of them are using localhost as a address. My localhost server is now out of RAM, because it's doing many other things like WWW and ...
2
votes
4answers
1k views

Can I pass HTTPS traffic from one port to another?

I'm doing a proxy_pass in nginx on port 80 to 8000 on my remote server, and then a port forward from 8000 to 80 from the remote to my localhost. This works great, but I'd also like to do it with https ...
1
vote
1answer
60 views

Using port forwarding to log into remote mysql server

I would like to import a local file into my remote mysql database, which is residing on ec2. How would I accomplish the following: $ ssh -i ~/.ssh/my_key.pem user@ip $ mysql -u root localhost [ ...
0
votes
1answer
246 views

NAT ing to port 80 not working,when request comes to itself

We have a machine with Virtual Machine with local IP NAT ed to Public IPs. When a request comes to public IP on port 80 it will be redirected to VM with local IP. This is the iptable rule we are ...
0
votes
1answer
181 views

Browsing my website from proxy sites works but not from my own machine

I just setup my IIS to be accessible from web to be some IP : XXX.XXX.XXX.XXX. It works nicely when I visit from proxy sites like hidemyass.com. However, when I visit my website from my machine ...
2
votes
2answers
542 views

Forwarding MySQL connection with iptables and differents network interfaces

I have a PC with Ubuntu as a router. It has a 3G connection with a public IP to the Internet, and there is a private wireless subnet. So it has two active interfaces: ppp0: public IP (WAN) wlan0: ...
3
votes
2answers
677 views

Workarounds for probable TIME_WAIT issue preventing reestablishing broken SSH tunnels?

While not intending to cross-post, after sending this question to the OpenSSH list on SecurityFocus, I noticed that the list is rather low traffic (the previous post was approximately 5 months prior). ...