There are many reasons why you might need to determine what process is using a particular port or, conversely, what port(s) a particular process has open. There are also a number of tools such as lsof ...

[Editor’s note: Since this article was published, Glenn Fleishman has written two interrelated books about Back to My Mac use and troubleshooting, and Screen Sharing in Leopard. The ebooks are $10 ...

I forgot to ask about port mapping. I'm sure its relatively easy to implement, however, I've not done it before (on Mac OS X/Darwin).<BR><BR>Basically, I want to be able to map udp port 53 (domain) ...

Port forwarding is a crucial networking technique that allows you to make a computer or device on your local network accessible to the internet, bypassing the security features of your router. This is ...