Three categories of TCP/UDP port numbers

✨ Please consider supporting my channel! ✨ Every bit helps—whether it’s $15, $10, or even $5. You can make a donation via this site:   / sunnyclassroom   Today my topic is port number, three categories of port numbers, and some well-known port numbers we need to know for the National CompTIA Network+, Security+, and other tests Port number is 16-bit values. 2^16, 2 to the 16th power is 65,536. The range of the port number is 0 to 65,535. A port number defines a virtual port to a specific application or service running on a computer. A port number can define a virtual port to access a specific service on a server or a connection point on a client computer. Playlists: Ports, port #, & TCP/IP applications    • CompTIA Network+  Performance-based Tests ...   Topology & cabling, & physical cabling structure: https://www.youtube.com/watch?v=T5xQJ... Ethernet Basics: https://www.youtube.com/watch?v=FkH_J... IPv4 Basics:    • Tricks to five classes of IPv4   OSI Model and related:    • OSI Model