You can connect multiple printers to a single computer in your office and use them to print business documents in various formats. Your computer communicates with each printer on your office network ...

In TCP/IP and UDP networks, a port is an endpoint to a logical connection and the way a client program specifies a specific server program on a computer in a network. Some ports have been preassigned ...

I'm trying to get a grip on ports. I understand that there are two flavors; UDP and TCP. I also understand that you have a source port and a destination port. This all comes together into what is ...

Netstat, the TCP/IP networking utility, has a simple set of options and identifies a computer’s listening ports, along with incoming and outgoing network connections. This data can be very helpful if ...

Port Query (PortQry.exe) is a command-line utility in the Windows operating system that you can use to help troubleshoot TCP/IP connectivity issues. The tool reports the port status of TCP and UDP ...

Adding a printer port in Windows XP requires the user to have administrator privileges to be able to install and make changes in the computer. Two types of printer ...

Also called "port mapping," port forwarding is directing traffic from the outside world to the appropriate server inside a local TCP/IP network. Internet services are identified by a standard port ...

Anywhere that multiple computing devices share a single Internet connection there is a router. Recently routers from Linksys, Netgear, Cisco and others were found to have a huge security flaw. This is ...

I'm looking for what I believed must be a very simple piece of software, but after hours of googling I still haven't found something usable. I need software, preferably running as a service, that can ...

Microsoft-owned Skype is leaking sensitive user data, including internal and external IP addresses and TCP ports. The issue has been publicly disclosed and I've confirmed that a web-based tool is ...