The tag has no wiki summary.

learn more… | top users | synonyms

0
votes
2answers
1k views

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
186 views

I can't get my ubuntu server VirtualBox guest with bridged adapter seen outside of my lan, although port forwarded to 80

I have installed Ubuntu Server 14.04.1 on VirtualBox. With LAMP all configured. The box has static ip 192.168.1.104 and bridged to my host's Wireless adapter. I can successfully access Apache's index ...
1
vote
1answer
803 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
vote
1answer
464 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 ...
1
vote
1answer
1k 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 ...
1
vote
1answer
1k 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 ...
0
votes
1answer
5 views

Bind more than 1 port over SSH?

I use SSH for managing linux servers. Sometimes I need to bind ports from the server to my client. I do this this way: sudo ssh <serverUser>@<server> -L ...
0
votes
1answer
128 views

How can I SSH to remote server through VPN, running on a VM?

I have an Ubuntu VM that is connected to a VPN (using OpenConnect on Ubuntu), and I want to SSH from my OS X host to the VPN through Ubuntu: (osx_host) --ssh--> (ubuntu_vm) --ssh--> ...
0
votes
1answer
418 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 ...
0
votes
1answer
334 views

openvpn TLS Error: TLS handshake failed

TLS Error: TLS handshake failed What ports need to be open for OpenVPN to work? Server configuration: server port 1194 proto udp server-bridge 192.168.1.104 255.255.255.0 192.168.1.160 ...
0
votes
1answer
1k 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 ...
0
votes
1answer
268 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 ...
3
votes
0answers
479 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 ...
2
votes
0answers
121 views

Port redirection for a specific (dynamic) IP using iptables script

What I want: Incoming TCP and UDP connections on port 900 from the resolving IP address of myip.dyndns.org (dynamic IP) should redirect to port 5050 on the local machine. All other IP addresses ...
1
vote
0answers
56 views

Linux Web Server Dosen't always allow external connections

I have been having this problem with where it will allow external connections for about 30 minutes but then doesn't allow any? I have port forwarded and all that. I turned it on last night and I ...
1
vote
0answers
127 views

How to create a static wifi with hostapd UBUNTU 14.04?

I am trying to connect my android phone with wifi ubuntu. Things I have tried: 1) ap-hotspot -> , phone stuck in obtaining ip address, then avoided due to poor internet 2) manually configured ...
1
vote
0answers
153 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 ...
0
votes
0answers
13 views

How to connect to a local forwarded port from a third machine.

If I ssh connect into a server for VNC, for example, ssh root@IP -L6500:localhost:5901 I can connect to VNC just fine on that machine (locahost:6500). But if I have a phone on the local network, ...
0
votes
0answers
99 views

Routing with virtual interfaces

How do I setup Ubuntu Server (14.04.01) with public eth0 and private eth1 to act as a router for multiple public/private IP pairs. eth0: 200.0.0.2 eth0:1: 200.0.0.3 eth1: 192.168.0.1 ...
0
votes
0answers
28 views

Forward ports from local network ips to external network

I have server running Ubuntu Server 12.04. This server have two network carts. The first one is the industrial network. This network is visible only to the industrial devices connected to it and to ...
0
votes
0answers
91 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 ...
0
votes
0answers
159 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 ...
0
votes
0answers
55 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 ...
0
votes
0answers
357 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 ...
0
votes
0answers
61 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 ...
0
votes
0answers
45 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.
0
votes
0answers
168 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 ...