Inefficiencies of IP addressing System

Inefficiencies of IP addressing System

Inefficiencies of IP addressing System

The existing IPv4 IP addressing system is not flexible and not secure. It causes wastage of  so many addresses.
  • IPv4 is Not Flexible and Secure
  • Wastage of IP addresses
 
So it requires so many extensions to overcome these shortcomings.They are
  • Subnetting
  • Supernetting or CIDR(Classless Inter domain Routing)
  • Public and Private Host