The tag has no usage guidance.

learn more… | top users | synonyms

2
votes
2answers
50 views

One port over wifi, other use lan

I Am working in a place where my imap for e-mail (using thunderbird) is only open over wifi. The rest will mostly work only over wired (and is quicker anyway). So what is the best option to use my ...
5
votes
1answer
79 views

Accessing a LAMP webserver that's behind a Ubuntu VM acting as a firewall

I currently have two VM's set up in the following manner: /-----------------------\ /-----------------\ | Ubuntu VM | /---------------\ ...
1
vote
1answer
176 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
vote
1answer
1k 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
2k 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
725 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
4k 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
3k 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 ...
1
vote
1answer
2k 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
54 views

port forwarding to docker instance for rdp

I have installed docker on my machine. On the ubuntu container I am using, I've installed all the stuff necessary to remote desktop via RDP. (like xrdp, tightvncserver, etc). Even remote-desktop from ...
0
votes
1answer
38 views

how to connect router with system to give access to internet

I have a router with 192.168.1.1 IP. In the same way I have an Ubuntu system with 192.168.1.1 this is connected to local server which is connected to local LAN (no internet connection for this ...
0
votes
1answer
26 views

Xampp port not working

I've got xampp installed on ubuntu. The port which I'm using is 3000. Let's say that my IP address is 123.123.123.123 When from another device I'm checking port 3000 for page 123.123.123.123 it's ...
0
votes
1answer
47 views

Apache just working with private IP

I've just set up a new server, which is at my home, with Ubuntu in order to host some databases and a little website; I've done that many times with VPS but never with a machine in my own network. ...
0
votes
1answer
44 views

Can my local host get attacked if I don't port forward?

Can my local host get attacked if I don't port forward? I'm currently running a server which for a certain app, I'm having problems with passwords and decided that is easier if I leave them default, ...
0
votes
1answer
252 views

iptables set-mark doesn't work

My machine has two network interfaces, one is wired (eth0) and the other one is wireless (wlan0). The wired one cannot connect to any external NTP server because there is a firewall outside. The ...
0
votes
1answer
51 views

OpenSSH Port Forwarding Remotely

I have the ff: setup Server : Ubuntu 14.04 (192.168.1.102) openssh server & client installed Router : Lynksys E1000 Port forwarded added ( ssh - 20-80 both 192.168.1.102 ) Now in another unit ...
0
votes
1answer
142 views

Why can I ssh into my server after I physically restart it, but not after I reboot via ssh?

I have a computer in my living room that I built myself to use as an ssh server to run various programs on as a fun project. I put Ubuntu Server 14.04 on there, and then used Google to figure out how ...
0
votes
1answer
1k 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: ...
0
votes
1answer
423 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
908 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
787 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
368 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
634 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
636 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
60 views

rdesktop: windows server does not answer

I am trying to connect to a RDP Windows server. This configuration works fine in Windows. But not in Ubuntu. For whatever reason, when using rdesktop (or the remmina UI), the server does not respond. ...
1
vote
0answers
16 views

Need to restart rinet manually on reboot

I redirect an internet connection through my desktop from WiFi to Ethernet for use by a Raspberry Pi. I then use rinet (manpage) to redirect one port back through the desktop so that I can access a ...
1
vote
0answers
27 views

Determining how port forwarding is configured

Ubuntu Trusty box in AWS I have tomcat bound on port 8080 I installed apache and it automatically bound to port 80 curl http://<externalIP>:80 I see the tomcat start page(original behavior) ...
1
vote
0answers
92 views

Why does remote SSH connection time out?

My server runs Ubuntu Server 14.04. When connecting over SSH from a local LAN client it works fine. When I connect using a different machine from an outside network, I get 'connection timed out'. I ...
1
vote
0answers
145 views

Port Forward Flask Server in local network

I have a Flask app from flask import Flask app = Flask(__name__) @app.route('/') def index(): return 'Hello, world!' if __name__ == '__main__': app.run(host='0.0.0.0', port=7777, ...
1
vote
0answers
400 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
vote
0answers
103 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
vote
0answers
485 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 ...
1
vote
0answers
233 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
462 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
306 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
16 views

Port Forwarding not working

I was trying to open a specific port (2105) on my router. I did what was required at the router settings(which is accessed through the default gateway). I put in the port range as 2105 and used client ...
0
votes
0answers
19 views

Ubuntu on vagrant and iptables

I have an ubuntu desktop 14.04 running on a vagrant VM (virtualbox). I am trying to forward port 25 to port 2525 and I have executed the following commands: sudo sysctl net.ipv4.ip_forward=1 sudo ...
0
votes
0answers
39 views

Stalled when I torrent: port closed and can't connect to server

Hi I am using a XPS 9350. I am trying to torrent. However, I encounter some issues: If I use transmission, go to Edit-> Preference -> Network -> Listening Port, if I test some random port, ...
0
votes
0answers
10 views

Forwarded ports work on my Windows 7 PC but not on Ubuntu

I have forwarded several ports on my router and when I check them with canyouseeme.org on Windows 7, the ports are open, but when I check them with Ubuntu, they are closed. Tell me if you need more ...
0
votes
0answers
17 views

How to forward a port/url to a full url

Using Django and python to create PART of a website (not the whole thing) So basically I'm looking to do; 118.12.16.118:8000/text to -> site.com/text I've looked at virtual host and port forwarding, ...
0
votes
0answers
122 views

Ubuntu Server - Squid forwarding Proxy Https

I've installed latest squid3 on Ubuntu server 14.04, my goal is to forward the entire traffic come through squid into a 3rd side proxy. Client -> Squid proxy -> External Proxy i managed to do it ...
0
votes
0answers
43 views

OpenVPN using port 443 with plesk

I'm having a lot of trouble trying to use OpenVpn from the port 443 I'm using Plesk, and it's giving me a hard time trying to configure stuff in it. I went to this website to try to make Ovpn listen ...
0
votes
0answers
112 views

How to connect to FTP via Winscp/Filezilla - Ubuntu server + VirtualBox - What should I add in “Port Forwarding” ?

I have an Ubuntu Server on my Virtualbox. In the virtual machine Network Settings I have it set to "NAT" and added in "Port Forwarding" the 80 port. So now when I run on my PC "localhost" or the ...
0
votes
0answers
104 views

Access device behind NAT via public IP

For past several days I am trying to set up configuration that would allow me to access an IP camera that is connected to the Ubuntu device behind NAT router. My idea is to create reverse SSH tunnel ...
0
votes
0answers
20 views

Internet web server

I'm trying to set up a web server accessible to the public. So far I have edited my /etc/network/interfaces and tried to set up port forwarding through my router (I believe it was done correctly.) I ...
0
votes
0answers
104 views

Setup gateway server for SSH over HTTPS?

I'm on host x, and I want to connect to <ommitted>.compute.amazonaws.com via host z. $ sudo nmap -sS <ommitted>.amazonaws.com Starting Nmap 6.47 ( http://nmap.org ) at 2015-10-21 17:39 ...
0
votes
0answers
33 views

Get access to host in OpenVPN network from global network

I need help with next situation. I have OpenVPN server set up on virtual machine in Azure cloud. This server have 104.208.34.118 IP adress. There are client, connected to this server, behind the NAT ...
0
votes
0answers
338 views

Port Forwarding with Virt Manager

I am running a Xen hypervisor on top of Ubuntu 14.04 desktop. One of my Xen connections is to a Windows 8 VM hosted on the local machine. I connect to the VM with Virt Manager. I would like to be ...
0
votes
0answers
59 views

Port forwarding issue

i have successfully opened port 3306 for remote access to MySQL. i am trying to open another port (54321) to allow remote tcp/socket communication with a program. if used these commands: ufw allow ...
0
votes
0answers
101 views

How to port forward to Transmission behind VPN?

I'm trying to set up the transmission web GUI to run, but I don't know how (or even if I need) to port forward from behind my VPN. I've got the port set to 9091, but that's only on my local host ...