Tagged Questions

2
votes
2answers
82 views

No idea what is listening on port 80 in OS X

I'm on OSX Mountain Lion 10.8.3, and I've freshly rebooted my Mac. I want to start a service (like Apache on port 80), but there is already something going on with port 80: telnet localhost 80 ...
0
votes
0answers
10 views

Forwarding traffic using nc on a linux box

On my system, I am sharing my internet which is on eth0 (ethernet) through wlan0 (wifi card). I am then using mitmproxy to monitor the traffic and look into the ssl packets. However, mitmproxy only ...
0
votes
0answers
31 views

Port preservation dd-wrt

I have a Netgear N600 router with dd-wrt firmware and am trying to connect to a black box on my network. The magic black box only supports a configuration where the source port is 2000 and destination ...
1
vote
1answer
66 views

Port-Forwarding for Click'n'Load remote usage

I've got JDownloader running on my HTPC and access it via VNC. The problem with Click'n'Load (CNL) is, JD only listens on localhost:9666 for incoming traffic, and the browser applications only send ...
0
votes
1answer
153 views

DD-WRT - Host-based forwarding

I would like to know if I can configure DD-WRT router, that operates as the server's network gateway, so support different forwards based on hostname (other than port 80). I've configured ...
0
votes
1answer
43 views

Accessing ports remotely

I have a fedora server on a local network which I can access through VNC. I am trying to install a JIRA plugin called Activity timeline, these are both built using Java. When I log into VNC and ...
1
vote
1answer
149 views

iptables: How to redirect port in Red Hat Linux (RHEL)?

I'd like to forward port 80 to 8080. So I tried to edit /etc/syscongfig/iptables: -A PREROUTING -t nat -i eth0 -p tcp --dport 80 -j REDIRECT --to-port 8080 But got: # service iptables restart ...
2
votes
1answer
362 views

pfctl port forwarding in Mac osx?

-A PREROUTING -s 10.0.10.0/24 -p tcp -m tcp --dport 80 -j REDIRECT --to-ports 8080 -A PREROUTING -s 10.0.10.0/24 -p tcp -m tcp --dport 443 -j REDIRECT --to-ports 8080 -A POSTROUTING -s 10.0.10.0/24 -o ...
2
votes
2answers
429 views

Iptables port mapping from two PCs to one

We have 3 PCs, two of it are connected to internet (both of it have 2 NIC) PC1: eth0 - 1.0.0.1 (external IP) eth1 - 172.16.0.1 (internal IP) PC2: eth0 - 1.0.0.2 (external IP) eth1 - 172.16.0.2 ...
1
vote
1answer
367 views

Rerouting traffic from port 80 to another port on a single ip

I have a server with multiple IP addresses associated with it. I'm trying to run a node.js web server (which I do not want to run as root), using only one of those ip addresses (it would be very bad ...
0
votes
0answers
324 views

Iptables based router inside KVM virtual machine

I have KVM virtual machine (CentOS 6.2 x64), it has 2 NIC: eth0 - real external IP 1.2.3.4 (simplified example instead of real one) eth1 - local internal IP 172.16.0.1 Now I'm trying to make port ...
1
vote
1answer
1k views

Port forwarding with IPTABLES and VBox

I have a small problem with getting a proper configuration of iptables under Ubuntu. But before, let me describe the network configuration: I am using xDSL line terminated with modem+router+DHCP ...
1
vote
0answers
456 views

Iptables port redirecting. Rule doesn't work or show up in iptabels

I'm trying to redirect some incoming TCP traffic on port 443 to port 999 with iptables in an Ubuntu VM. I am using sudo iptables -t nat -A PREROUTING -p tcp --destination-port 443 -j REDIRECT ...
3
votes
1answer
1k views

Why is this iptables rule that does port forwarding not working?

I have a server bound to localhost:7060. It is using ipv6 socket instead of ipv4. Below is netstat outout. # netstat -an Proto Recv-Q Send-Q Local Address Foreign Address State tcp ...
3
votes
1answer
1k views

Properly portforwarding the external IP with iptables

I am trying to forward all the incoming internet/LAN requests on port 80 to my local machine (running Apache), current iptables work (forward incoming internet traffic to my desktop, but if I try to ...
1
vote
1answer
745 views

loopback error, home network

I've setup my router to forward port 80 through to my computer, so I can access it from a dyndns.org domain. The domain and the ip both seem to be totally working, externally (can access it from ...
1
vote
1answer
122 views

How to setting up iptables for traffic fowarding on port 80 from specific sources

Im running a web server on port80, but i want traffic coming from ip 212.333.111.222 on port 80 to be fowarded to port 9020 on the same server that my web server is rinning at that is my sshd port