Routing Mechanisms

Routing Mechanisms

4) OSPF Neighbors, Adjacencies, and Areas

D) OSPF Broadcast 2) OSPF Designated Router

  1. Select a Neighbor - Designated Router (DR)

  2. All routers become adjacent to Destignated Router (DR)

  3. Exchange routing Information with the DR

  4. DR updates all the neighbors

  5. Backup Designated Router

  6. Scales (changes n**2 to n*2)