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IP Address (IPv4 (Split to different classes for re-use (Class A, Class B,…
IP Address
IPv4
Octet (8 bits /1 byte)
256 digits (0-255)
4 octets separated by dots
Total of 4 million ip address
Split to different classes for re-use
Class A
Class B
Class C
Class D
Class E
who assigns
ISP
External IP
Username/password
Dial up network
Cables/Switches
DHCP Server
Routers
IPv6
hex (16 bits)
TCP/IP Protocol