Computer Networks · M2 · read-chapter

CIDR, VLSM and route matching

Unit 4 · classless addressing

  1. CIDR and VLSM: two related but different ideas
  2. Complete VLSM allocation · example 1
  3. Complete VLSM allocation · example 2
  4. Complete VLSM allocation · example 3
  5. Route aggregation: combine only a valid aligned block
  6. Exact route aggregation · example 1
  7. Exact route aggregation · example 2
  8. Exact route aggregation · example 3
  9. Longest-prefix match: choose the most specific matching route
  10. Forwarding table · example 1
  11. Forwarding table · example 2
  12. Forwarding table · example 3