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1answer
40 views

Port forwarding to local server

I want to be able to access a server which is running on my local machine via the Internet. I setup port forwarding on my router: Public Port Range: 80-80 Target IP Address: 192.168.0.4 Target Port ...
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0answers
14 views

sftp with triple ssh hops

I want to transfer files (in both directions) between my computer ("comp1") and a remote computer ("comp2"). In order to connect, I need to pass two servers along the way ("server1" and "server2") via ...
2
votes
2answers
62 views

Forward Internet connection over ssh to remote computer

I'm struggling to access the internet from my remote computer. I'd like to access the remote computer via ssh and have there the internet connection available to install packages etc. It looks like ...
1
vote
1answer
57 views

How to stop the local port forwarding?

I was trying local port forwarding and I hit the following command: ssh -L 8080:www.ubuntuforums.org:80 <host> in order to see what will happen. Now, on my computer, when I hit ...
1
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0answers
55 views

Why can't I connect to my localhost port from a remote computer?

I'm using link-grammar server to convert sentences into semantic graphs. It provides an API though a port to do the above process. It's configured to works through port 9000 of localhost. I used to ...
1
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0answers
30 views

SSH outside the local network

I have Ubuntu 14.04 LTS installed on a Toshiba Satellite L655. I've recently installed an SSH server on the machine and it works fine when connecting to it using 192.168.1.3 but when I try that using ...
1
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0answers
72 views

how to open a port under Ipv4 instead of Ipv6

How I can open a port under Ipv4 instead of Ipv6 on ubuntu tcp 0 0 127.0.0.1:3306 0.0.0.0:* LISTEN - tcp 0 0 127.0.1.1:53 ...
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0answers
28 views

PPTP through router to ubuntu server

I am trying to set up a VPN connection using PPTPd on a ubuntu server to access local machines under the same router as the ubuntu PPTP server. I followed the instructions on the ubuntu documentation ...
5
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2answers
4k views

Port forward to a port on the same machine

I used to run a service on port 25570 I'm now changing it to run on port 25565 but I still want people who try to access it on the old port to have access to the service. So I'd like to forward port ...
1
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3answers
138 views

My website is accessible on my home network but nobody else can access it on the internet

this is my first server I've set up so bare with me if I lack any important details. I have set up my ubuntu server and have my site working on my home network, I am able to see my website on all ...
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0answers
214 views

qBittorrent network problems - doesn’t check torrents

I did a recent clean install of Lubuntu 14.10 on an old netbook. I then installed qBittorrent as main client torrent. From qBittorrent I added a couple of torrents that were already present into the ...
0
votes
1answer
99 views

Having issues creating a SOCKS5 Proxy. Can not Tunnel device

I have a desktop machine in my home which ive turned into a Ubuntu (desktop 14 LTS) SSH server using OPENssh. I can SSH into my machine locally using public key authentication (&Putty from my ...
0
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2answers
196 views

Ubuntu Server 12.0.4 VSFTPD connection timeout using external IP

I am having a problem connecting to my Ubuntu 12.0.4 server with vsftpd using my external IP. Connecting using the local IP is successful. I am using FileZilla for the ftp client. I know there is a ...
1
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2answers
6k views

redirect port 80 to 8080 and make it work on local machine

I redirected traffic for port 80 to 8080 on my machine with sudo iptables -A PREROUTING -t nat -p tcp --dport 80 -j REDIRECT --to-port 8080 It works fine for all world except my own machine. I am ...
1
vote
2answers
1k views

Forward port to LXC guest using UFW

I am trying to forward port 2222 on my host 192.168.2.252 to a LXC guest on 10.0.3.11. How do I do it using the UFW-framework? In other words I want to do this but with the ufw-framework. iptables ...
0
votes
1answer
682 views

Can't access Plex from outside my network

My firewall is configured to port forward traffic to 32400. When I log into mydomain.com:32400/web I am taken to my account and I can see my Plex server in the left pane. However I get the error: ...
3
votes
1answer
185 views

Create multiple aliases for localhost addresses on different ports

I have some webapps running on my localhost that I can access by my web browser at different ports. For example I have an IPython notebook server running on port 8888 (I can access it at ...
1
vote
2answers
71 views

Can Port Forwarding to a Windows VM cause Security problems? [closed]

I have question. My physical host is Ubuntu 14.04. I installed Virtualbox with a Windows Server 2012 VM with IIS. I set port forwarding from my Ubuntu host to my vm. If my virtual Windows Server ...
1
vote
1answer
250 views

Vagrant running on port 80

I used to have my Vagrant running on a Windows machine, SSH listening to port 2222 (host: 2222, guest: 22, by default) and I used to forward port 80 to port 80 (host: 80, guest: 80, so i was able just ...
0
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2answers
131 views

Orange livebox and ubuntu port forwarding

I installed a LAMP server in my computer to try some php and html scripts and I want to know if I can make those files public so I can see them from other computer with other internet conection. My ...
0
votes
1answer
46 views

How to perform detail packet capture on Ubuntu firewall?

I've routed internet traffic of my other systems on this ubuntu linux system where I have configured packet forwarding. but still I am unable to get internet on other systems. Hence I want to ...
0
votes
1answer
46 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
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2answers
150 views

Cannot SSH into Ubuntu14.04 Server Remotely

So I am able to SSH onto the server when connected to the same network, but I need to enable remote connection. When I enter ssh -v user@serverIP, I get the output: OpenSSH_5.6p1, OpenSSL 0.9.8y 5 ...
0
votes
1answer
461 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 ...
2
votes
0answers
324 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
1answer
100 views

How can I open ports?

I want to open a port, specifically port 32887 for TCP, used for Ace of Spades (buildnshoot) game. I created a server (I can access it from 127.0.0.1) but my friends can't join me. It looks like a ...
0
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0answers
21 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, ...
1
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2answers
1k views

Alternative for Xshell.

Do anyone knows an alternative for xshell? I have checked and the alternatives mentioned are putty, openssh etc. But I require it mainly for port forwarding and for that xshell works perfectly. Is ...
1
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0answers
99 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 ...
0
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0answers
142 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 ...
1
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0answers
255 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 ...
0
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2answers
463 views

Port forwarding through shared internet connection

I have shared my internet connection via Ethernet with another computer, using the shared option under Ethernet in Network settings. I believe this is working but I can't know for sure as I am unable ...
0
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2answers
4k views

Change default port for remote desktop sharing 12.04 LTS

Basically I want to be able to access different computers remotely (all on Ubuntu 12.04 LTS) that are on the same wireless network. I've gotten this to work for one computer by forwarding port 5900 on ...
1
vote
1answer
616 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 ...
0
votes
1answer
76 views

how to open port to the world

I have installed postgresql (or any other service for that matter) on ubuntu 14.04.1.LTS I can start postgres and it is running. It accepts connections on port 5432. This is my netstat output: tcp ...
37
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2answers
43k views

How to create a restricted SSH user for port forwarding?

ændrük suggested a reverse connection for getting an easy SSH connection with someone else (for remote help). For that to work, an additional user is needed to accept the connection. This user needs ...
0
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0answers
36 views

How to port forward my ip addr 192.168.2.24 with port num 80 to a webserver running on 127.0.0.1:10000 on the same comupter [duplicate]

My ifconfig result eth0 Link encap:Ethernet HWaddr 84:8f:69:c2:35:b3 inet addr:192.168.2.24 Bcast:192.168.2.255 Mask:255.255.255.0 inet6 addr: ...
0
votes
1answer
384 views

localhost:4567 url gets redirected to port 80 [closed]

I am working with vagrant machines, and everything worked fine until I run this command: vagrant destroy -f && vagrant up I expect that if I go into the browser and I type ...
0
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0answers
39 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 ...
1
vote
1answer
808 views

IP/PORT forward requests to another server

I have the following listening PORT:IP set up on my UBuntu server. 12.345.67.890:3636 It receives requests perfectly, however, I would now like to forward any requests to that IP:PORT to another ...
0
votes
1answer
224 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
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0answers
197 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 ...
14
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2answers
28k views

How to open a particular port in ubuntu?

My SoulSeek client Nicotine+ checks my open ports during initial configuration and promts that the one port number it needs is closed, cutting me off frmo about 50% of the users. Is there anyway I can ...
0
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0answers
210 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
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0answers
113 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
1answer
694 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
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0answers
402 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 ...
5
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2answers
5k views

ssh -L (error: bind: Address already in use)

Pretty simple, I know that this has happened to me before. Couldn't find a good answer on AU. I was running an ssh session with ports bound: ssh -L 3000:<server_name>:22 I just lost my ...
1
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0answers
178 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 ...
1
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1answer
1k 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. ...