Basic HTML version of Foils prepared Dec. 6 98

Foil 54 CIDR (1)

From Introduction to Network Security Lectures at Xi'an Jaotong University -- Sept 1998. by Roman Markowski
1 CIDR stands for Classless Inter-Domain Routing
2 developed to solve IPv4 address space problems
  • it abandons network classes and enables supernetting
  • it implements block address allocation
  • it allows hierarchical routing
3 Traditional addressing system (classful addressing) - class A,B,C
4 Class A
5 Class B
6 Class C
7 1-127 16,777,214
8 128-191 65,534
9 192-223 254
in Table To:

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