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forward port 80 for multiple IP addresses on the same Ubuntu server

I am using an Ubuntu 12.10 server as a router/NAT for an internal network to the internet. I have also configured the server to forward port 80 to a server sitting on my internal network. This all ...
1
vote
1answer
296 views

Dnat prerouting does not work on Ubuntu 14.04

I've got a Ubuntu 14.04 server used as firewall, router, dhcp, dns and proxy. Everything works properly from inside to the internet, but the forwarding from outside to the inside network doesn't work. ...
1
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1answer
326 views

Ubuntu Server Port 80 not reachable/closed

I am running Ubuntu server 12.04 with Apache2. My port 80 is not reachable and closed. Any idea how can I open it so I can access to my web admin? I noticed that port 80 is reachable under LAN, but ...
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1answer
852 views

How to change uTorrent's port from 8080 to another one?

I'm new to Ubuntu and still learning how to use it. Recently, I've been trying to install uTorrent, which I already was able to do so, but I need the port 8080 free to use run tomcat/glassfish and on ...
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1answer
95 views

Ubuntu 14.04 denying incoming access

I just install a Counter-Strike: Source Dedicated Server on my Ubuntu 14.04 Desktop amd64 and I'm having trouble to allow incoming access to this server from the internet. I did a port forwarding on ...
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1answer
195 views

Redirect requests to my external IP/port to a internal IP/port?

I have a dedicated server running KVM virtualization with n public IP addresses dedicated to n-1 web-facing virtual machines. Now I'd like to set up some web-facing VM's that don't have a dedicated ...
0
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1answer
884 views

nginx on Ubuntu Server in VirtualBox on Windows 7, how to access localhost:8080

I have nginx running on Ubuntu Server (guest) in VirtualBox on Windows 7 (host) I need to access the nginx webserver's localhost. I'm assuming there's no way to do this directly from Ubuntu Server's ...
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1answer
249 views

cannot access ubuntu server behind huawei router even after port forwarding

I have an ubuntu 12.10 server installed, got a static ip from my ISP. Pinging the ip results in success. I also have a huawei Echo-Life modem. Following this site I was able to set the ports to be ...
2
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0answers
429 views

How to prevent autossh from becoming stuck once in a while?

I am using autossh to build a reverse ssh tunnel but from time to time the tunnel stops working and I need to kill autossh and start it again. /etc/cron.d/autossh @reboot autossh -f -nNT -R ...
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0answers
72 views

Port forwarding out multiple VLAN interfaces that have same IP address

So I have an Ubuntu machine with multiple VLAN on an interface eth1 and each VLAN has the same IP address (172.16.0.2). I need to be able to simultaneously telnet into a rack of devices that are also ...
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0answers
12 views

Setting up a transparent proxy with ubuntu server

Basically I have configured the server to take the internet on eth0 and pass it through squid out on eth1, I think haha. I have also configured the DHCP server which is working fine, it's distributing ...
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0answers
48 views

Is Enabling UPnP in Transmission Worth the Security Risk?

I'm wondering if enabling UPnP so that Transmission can select a random port on start worth the security risk. I am not asking if having a listening port is worth the risk but instead is it worth the ...
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0answers
19 views

Port Forwarding udp didn't work

the tcp forwarding work. My commands: sudo iptables -F sudo iptables -A FORWARD -j ACCEPT -p tcp --dport 3072 -d 10.42.0.84 -m state --state NEW sudo iptables -t nat -A PREROUTING -p tcp --dport ...
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0answers
99 views

OpenVPN server without port forwarding

I followed the instructions on this tutorial for setting up my OpenVPN server but I have no access to my router (don't know the password), so I can't forward port 1994. Is there a way to connect to ...
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0answers
48 views

how to allow port 80 reachable by externet network?

I had installed a CRM in my LAN server, I can access to the server within LAN without any issue. Now I wish to open it to able access through outside of the network. So how I do my configurations is ...
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0answers
30 views

How to forward proxy ports on ubuntu

Pleas help me friends, i want to forward a local-host port from command line.i want to forward 127.0.0.1:8085 to 127.0.0.1:9666. i searched it everywhere but,i haven't proper answer yet.
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0answers
120 views

vuze: 0 users — but was working fine before clean install!

Vuze gives an error that "0 users" are connected, and a firewall error. I don't think it's the network, because the same network was working fine just a few hours ago. Vuze was working perfectly up ...
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0answers
225 views

Allow port 25565

I'm trying to move over my server I've been running on port 25565 from Windows to Ubuntu, but when I check the status of the port after the server is running using this website: ...
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0answers
205 views

Can't connect to web-server on local host behind NAT

I got Ubuntu as host. I'm running a web-server on 192.168.199.8:80. It is accessible from the local network, but when i'm trying to reach it by external ip, i go to my router's web-page. So I ...
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0answers
205 views

how to port forward and make my web open to internet?

In my ubuntu 13.10 desktop, I downloaded LAMP, i can see "it works!" after typing http://localhost. Now I want my sites available to any people if they type my public ip address in any computer. I did ...
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0answers
236 views

iptables udp portforwarding

I asked a question before a few days, but I forget to say I want to redirect udp ports. Sorry for that I send this question newly but it is important for me. The question is the same but only with udp ...
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0answers
94 views

Port forwarding as SIP tunnel

I have an ubuntu machine that connected to 2 networks. 192.168.1.0/24 and 192.168.2.0/24 My machine has two IP addresses -- 192.168.1.50 and 192.168.2.50 I have SIP server on 192.168.2.250 but ...
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0answers
185 views

Opening port 3000 EC2 Amazon web services

I am trying to use nodejs and socket.io to deliver a webapp, which use websocket on port 3000. I have opened port 3000 on my EC2 instance in my management console by adding the inbound TCP rule to ...
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0answers
88 views

accessing a windows's network behind it's vpn from ubuntu

We access client's network through a Citrix VPN connection. For some wired reason, Ubuntu box is not able to connect to the VPN. It works fine for Mac and Windows users. We had tried to solve the ...
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0answers
112 views

Is there a way to advertise only 1 Samba Share across 2 home router subnets?

I have a Samba File Share that I'd like to make available to my Airport Extreme Guest Network on a different subnet. I'm hoping for read-only access to keep my home network secure, but still allow ...
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0answers
116 views

Map Ip address to virtual domain

I want to use Chrome Port Forwarding feature and access my apache2 webserver Here is a short of it: https://plus.google.com/+GoogleChromeDevelopers/posts/MvaqnzEoPKT I can access 127.0.0.1 from my ...
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0answers
95 views

Port Forwarding in ubuntu to play WoW

I am reading ubuntu documentation to how to install WoW in ubuntu. Now My update bizzlar window is hanged. i know thats because the port forwarding.Every where I read about it, it says about router ...