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 ...

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 ...

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 ...

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 ...

I have a machine behind a firewall with a couple ports open and our propietary software is listening on one of those - a high port like 30999 for example.<BR><BR>Is there a utility or something I can ...

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 ...

PortExpert is a free application that can give very useful information about all TCP, UDP communications connected to the system and is hence useful to identify potential threats. These days we are ...

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 ...

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 ...