Concept of IP address

Concept ： IP The address is used to identify each host on the network

see IP Address ：ipconfig

Each decimal representation range ：0~255

IP The composition of the address ： network address +  The host address       for example ：192.168.16.69

First of all IP The address is IPV4 Of , Later IPV6 Of ,IPV6 yes IPV4 Of 4 times ,IPV6 It's in hexadecimal ,IPV4 It is expressed in decimal