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 ...

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 ...

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 ...

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 ...

When working with Linux, understanding how TCP ports behave is an important technical skill. TCP ports control how applications communicate over a network and determine which services are accessible ...

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 ...

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 ...