There are three types of addresses in networking :
- Port Address/Port Number
- Physical Address/MAC Address
- Logical Address/IP Address
Port Address/Port Number :
Port numbers are the special identification number of services. There are total 65535 ports available.
- Ports from 1 to 1023 are known as well known ports, predefined ports, fixed ports or destination ports.
- Ports from 1024 to 65535 are known as source ports.
Physical Address/MAC Address :
It is a globally Unique Identification number of a device. It cannot be changed, remove, or modify. It is designed by IEEE (Institute of Electrical and Electronic Engineers). The size of a Mac (Media Access Control) address is is 48 bits and it is a hexadecimal number of 12 digits and it is also known as burnt in address.
Logical Address/IP Address :
A logical address is a a Unique Identification number of a device in a particular network. It can be changed, modify or reconfigure from a device. It is designed by Internet Engineering Task Force (IETF) and it is known as IP (Internet Protocol) address.