What tool can test physical ports?

When working with hardware, you may need to test the operation and functionality of the physical ports on a computer. What tool allows you to run diagnostics software to test the physical operation of computer ports?

CompTIA Network+ N10-004: 5.2 – Network Scanners

The network is a constantly moving river of information, and it may be necessary to occasionally test the water as it flows by. In this video module, you’ll learn the reasons for scanning your network and the different technologies available to gather information. We’ll also dive into packet analyzers, intrusion detection systems, intrusion prevention systems, and port scanners.

Optimizing Your Nmap Scan: Other Nmap Options

A primary goal of network security professionals is to protect the network while maintaining maximum availability and performance of the network applications. These Nmap options will provide additional opportunities to optimize your security scans while keeping the network at peak efficiency.