IP tools, when used properly, can help system builders tackle set-up and configuration chores, speed troubleshooting and problems resolution, and address all kinds of security issues and concerns. A ...

Press "Windows-R" to open a Run box. Type "cmd" -- without quotes here and throughout -- in the "Open" field, then press "Enter." If a User Account Control message displays, click the "Yes" button. A ...

Any network connection made between computers (TCP or UDP protocols), it is done through the ports. Imagine these as entry points or gateways which is used by a service or application. As more client ...

When you use the NETSTAT utility to investigate the status of all the current TCP/IP connections on a particular system, you’ll need to be able to identify the port numbers and tell which services ...

Windows administrators sometimes have to track down network traffic or errant processes and then match that to network traffic. Here are scripts that will aid in the connectivity forensics at the port ...

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. Is there a utility or something I can run on ...

What is TCP/UDP port 27? I've looked it up in IANA's list of well-known ports and it came up as nsw-fe, or more appropriately, "NSW User System FE", but just what the hell is it? I've been told it was ...

Data packets travel to and from numbered network ports associated with particular IP addresses and endpoints, using the TCP or UDP transport layer protocols. All ports are potentially at risk of ...