Clik here to view.
How to open UDP port 7777 from iptables/firewall on Ubuntu 11.04
I need to enable the port 7777 from my VPS which runs Ubuntu 11.04, I have added rules from the iptables which is listed here, Chain INPUT (policy ACCEPT) target prot opt source destination ACCEPT udp...
View ArticleClik here to view.
Mountain Lion, How can I release port?
$ netstat -ltanp tcp | grep 8000 | grep LISTEN tcp4 0 0 *.8000 *.* LISTEN I want to release this port When I do $ lsof -i:8000 I get nothing I even restarted the machine, nothing helps Please let me...
View ArticleClik here to view.
Linux: Route subfolder to different port
I have setup a JIRA instance and it now listens on http://mydomain.com:8080 Now I want to expose it like http://mydomain.com/jira Can I do this with linux tools (iptables …) alone (and how) or do I...
View ArticleClik here to view.
port numbers – where to start
I would like to make my dev sites have port numbers. I thought I would just start at a certain number and increment by 1 every new site. The question is what number should I start with? I have know...
View ArticleClik here to view.
Server port scan detector
For Linux, what is the best program/daemon out there that would detect, block, and report computers scanning the server’s ports, sequentially or randomly, for SSH, MySQL, popular web-based...
View ArticleClik here to view.
Allow connection to certain port from specified domain
I got two domains, which are pointing on the same IP address, I can use both to connect to the server or certain port (TeamSpeak), the problem is that I would like the only one domain from those two...
View ArticleClik here to view.
Port forwarding on Ubuntu – what are the minimum and maximum port numbers to...
I’m using rinetd on Ubuntu as a port forwarding server. I’m running this on EC2. I need to know which ports are available for me to use for port forwarding. I know that the privileged ports are 0 –...
View ArticleClik here to view.
Node.js WebServer on Ubuntu 12.04 not visible externally from the Internet...
Router: IP: 192.168.1.1 Host OS: Windows 7(64 bit) – IP: 192.168.1.2 Guest OS(VMware): Ubuntu 12.04 LTS(64 bit) – IP: 192.168.1.10 Guest OS has a NAT and a bridged connection via VMWare. I’m running a...
View ArticleClik here to view.
Bind socket to port 25 in EC2
I am trying to bind a service that I built to port 25. It is a rudimentary SMTP server in PHP. The problem that I am having is that if I try to bind to that port … the code binds to some other place,...
View ArticleClik here to view.
Bandwidth on multiport Network Card
When a 1Gb Network Card has two ports, the bandwith on each Port is : Case 1 : Port 1 = 1 Gb Port 2 = 1 Gb Case 2 : Port 1 = 1/2 Gb Port 2 = 1/2 Gb Case 3 : Port 1 = < 1 Gb & > 1/2 Gb Port 2...
View Article