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 this tutorial we will discuss the concept of Ports and how they work with IP addresses. If you have not read our article on IP addresses and need a brush up, you can find the article here. If you ...

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 ...

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 ...

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'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 ...

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 just ran a port scan on my localhost and nmap shows:<BR>Starting nmap V. 3.00 ( www.insecure.org/nmap/)<BR>Interesting ports on localhost (127.0.0.1):<BR>(The 1137 ...