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 ...

When you need to reach a specific device on your home network from the internet side of things, one of the oldest options is ...

I have a VM running Server 2008 R2 SP1 that is a network print server - TCP/IP print queues are installed on the server, and then shared out/published in AD. Client PC's connect to the shared printers ...

Fred Stluka from Bristle.com just introduced me to port knocking — a method of opening ports on a firewall by trying to connect with a series of ports in a pre-determined order. The sequence of ...

Linux firewalls can be very complicated. With the help of a GUI, firewall configuration is easier. These GUIs are easy to install and free to use. A firewall is often the heart and soul of desktop ...

I have recently set up my DVR (HR21) for internet access in order to utilize VOD. I was unable to hit the internet with my DVR until I put the DVR in the DMZ on my router (BTW, I gave the DVR a ...

When it comes down to it, IPv4 port forwarding really only exists because NAT exists. IPv6 removes the need for NAT entirely in a home lab situation, which changes the problem in an important way: ...