What are Well Known Ports in computer networking and what is the range of well known port numbers? And what is the difference between well-known ports and registered ports?
Well known ports are ports that range from 0-1023 ports and mostly related to the common protocols that are utilized in the underlying management of Transport Control Protocol/Internet Protocol (TCP/IP) suite, Domain Name System (DNS), File Transfer Protocol (FTP), Simple Mail Transfer Protocol (SMTP), Dynamic Host Configuration Protocol (DHCP), etc
Unlike well-known ports, registered ports are types of ports that range from 1024 – 49151 in communication establishments. Besides, registered ports typically accompany non-system applications and services associated with specific vendors and developers.