Routing Mechanisms

3) Distance Vector Versus Link State

B) Distance Vector Protocols

3) Broken Network Example

Count to Infinity

  1. A noticing that 1 is down sends an update with

    (from A): A=0, B=3, D=1

    on link 1

    The following table results

    A's Routing Table after D update
    Route from A to Link Cost
    A local 0
    B 1 1
    C 1 2
    D 3 1
    E 1 2